313 Infrastructure Engineer jobs in Singapore

Job Description:

DXC Technology (NYSE:DXC) - where brilliant people embrace change and seize opportunities to advance their careers and amplify customer success.

People are the heart of our business. We support each other and work as a team, globally and locally to deliver excellence for our customers and colleagues. We live in more than 70 countries, speak multiple languages and work with over 6,000 customers on almost every continent. We use the power of technology to deliver mission critical IT services that move the world. DXC.com

Roles & Responsibilities:

• Responsible for the configuration, administration, monitoring and daily maintenance of enterprise-wide application such as Oracle, MS-SQL, Apache HTTPd, Apache Tomcat, JBoss , Websphere Application Servers, Kubernetes, Kafka, IBM-MQ.
• Interact with Software Development and infrastructure teams to implement application solutions and troubleshoot technical issues.
• Interact with software, network and infrastructure administrators to seamlessly solve technical issues.
• Troubleshooting web, middleware and database environments.
• Identify potential and real performance bottlenecks within web environments.
• Using troubleshooting methods to differentiate between an infrastructure or environment problem.
• Constantly update documentation as necessary to reflect system setup and environment.
• To handle escalation seamlessly to avoid any gaps that may arise to meet or exceed SLA.
• To utilise ITSM process and tool support.

Requirements:

• Must be a Singaporean citizen due to G50 security clearance requirements by the client.
• Diploma/Degree in Information Technology/Computer Science/ Computer Engineering or equivalent.
• Working experience in Linux and Windows system.
• Strong implementation and administrative skillsets for Linux and Windows
• Good knowledge of MS-SQL and open-source solutions such as JBoss, Docker containers and Kubernetes container orchestration
• Prior experience providing enterprise-wide on-premises systems support.
• Possess analytical mindset.
• Possessed initiative that would improve productivity and efficiency.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf.More information on employment scams is availablehere .

Join to apply for the Infrastructure Engineer role at DRW

Join to apply for the Infrastructure Engineer role at DRW

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.

Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital and cryptoassets.

We operate with respect, curiosity and open minds. The people who thrive here share our belief that it’s not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus.

We are seeking an Infrastructure Engineer to join our Fixed Income Commodities and Currency Options (FICCO) and Cumberland team in Singapore. In this role, you will be responsible for maintaining, designing, and supporting highly available systems within a technologically diverse stack used for global research and trading of FICCO and Cryptoassets. Leveraging tools such as Terraform, Docker, Kubernetes, CI/CD, Python, Prometheus and Grafana, you will develop repeatable and supportable infrastructure to meet the demanding needs of our business.

What You'll Do In This Role

• Collaborate closely with the US Platform Infrastructure team to ensure global alignment, share best practices, and coordinate on infrastructure enhancements that support Cumberland and FICCO mission-critical trading systems across all regions.
• Maintain, design, and troubleshoot trading networks.
• Ensure efficient handling of traditional multicast market data networks as well as handling market data in the cloud for trading environments.
• Optimize and fine-tune the latest hardware, operating systems, and cloud infrastructure to achieve minimal latency in trading and compute operations.
• Drive initiatives to modernize environments by building and optimizing infrastructure using the most appropriate tools and technologies—whether cloud-based (e.g., AWS, Kubernetes) or on-premise to best meet the needs of our trading systems.
• Use declarative frameworks like Terraform and Ansible to build, manage, and configure infrastructure such as AWS, Kubernetes, Git, TeamCity, Concourse, and GitHub Actions.
• Research and implement new technologies to enhance network and compute performance, container management, workload orchestration, and cloud integration.
• Support the business by maintaining and managing storage requirements on NFS, CIFS, and S3 compatible systems within a Linux-based environment.
• Support and enhance highly available database architectures, ensuring systems are up-to-date with minimal downtime, following best practices, and coordinating with Database Administrators for updates and architectural improvements.
• Ensure systems are secure through regular patching and reporting, maintaining compliance with security standards.
• Consistently challenge the norm and advocate for change
  
  

• Proven experience in supporting mission critical, high performance trading infrastructure across various technology stacks.
• Experience deploying and supporting applications in Kubernetes
• Previous infrastructure monitoring experience using Prometheus and Grafana
• Strong Python experience
• Previous experience maintaining and optimizing cloud infrastructure in AWS environments
• Experience performing database and database infrastructure support for highly available systems
• Strong Linux platform support experience
• Working knowledge of TLS
• Demonstrated knowledge of network communications experience, including multicast and WebSockets
• Experience using Ansible and/or Terraform to manage infrastructure
• Flexibility to take off-hours support calls and meetings as needs dictate
• Ability to learn quickly; a passion for new technology
• Self-motivated to continually expand skillset and improve supported systems
• Demonstrated high level of ownership and accountability
• Ability to handle pressure and time constraints with composure
• Exceptional verbal and written communication skills, with proven experience collaborating effectively with global teams.
• Strong organizational skills, including planning, prioritization, and documentation
  
  

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Finance, Information Technology, and Engineering
• Industries Capital Markets, IT Services and IT Consulting, and Financial Services

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Direct message the job poster from Sedha Consulting

Production Operations and Automation Engineer (SRE)

Job Description

We are seeking an experienced Production Operations and Automation Engineer (SRE) to join our Application and Infrastructure support team. The ideal candidate will have strong expertise in AWS cloud infrastructure, operational monitoring, batch job scheduling, and data centre operations.

Key Responsibilities

• Monitor and optimize system performance and availability
• Manage batch workload automation and batch processing operations
• Configure and troubleshoot AutoSys batch job definitions and dependencies
• Implement and maintain monitoring solutions for cloud services
• Optimize and enhance data centre operations and efficiency
• Assist in data centre capacity planning and resource optimization
• Respond to and resolve operational incidents
• Create and maintain documentation for operational procedures

Required Qualifications

• Proven experience with AWS cloud services and infrastructure
• Strong background in operations monitoring and alerting systems
• Hands-on experience with batch scheduling and processing
• Knowledge of data centre operations and infrastructure
• Experience in optimizing data centre resources and performance
• Knowledge of monitoring tools and best practices
• Excellent problem-solving and analytical skills
• Strong communication and collaboration abilities

Technical Skills

• Batch job scheduling and workload automation
• Automation tools
• Monitoring and logging tools

Experience

• Minimum 5+ years of experience in cloud operations
• Background in Production Operation practices
• Demonstrated experience with batch job management
• Experience in data centre operations and optimization
• AWS certification preferred

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology
• Industries IT Services and IT Consulting

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Direct message the job poster from HMI Managed Healthcare

Responsibilities:

• Provide technical support and troubleshooting for both cloud-based and on-premises infrastructure and services, including compute, storage, networking, and security components.
• Collaborate with application, security, and other internal teams to resolve complex issues related to cloud-based services and infrastructure, ensuring high availability and reliability.
• Monitor and maintain the health, performance, and security of cloud-based services, identifying and addressing potential issues proactively.
• Drive continuous improvement and optimization of cloud infrastructure and services, ensuring high availability, performance, and cost efficiency.
• Implement and manage cloud security controls, compliance requirements, and best practices to protect cloud resources and data.
• Develop and maintain documentation, best practices, and standard operating procedures for cloud-based infrastructure and services.
• Participate in the planning, implementation, and optimization of cloud-based solutions, ensuring alignment with business requirements and industry best practices.
• Stay current with industry trends, emerging technologies, and best practices in cloud architecture, deployment, and operations.
• Evaluate and implement server management and disaster recovery strategy.
• Work closely with IT Support/Helpdesk to ensure a timely, robust, and comprehensive service transition process

Requirements

• Degree/Diploma in IT/Computer Engineering/Computer Studies or equivalents
• Minimum 3 years practical IT Infrastructure systems management experience in Enterprise environments
• Good technical foundation in Windows & Linux Server Administration, Virtualization (Hyper-V and VMWare) and Hyperconverged
• Good knowledge and experience of running Infrastructure service with various Cloud platforms such as Azure, AWS & etc., including cloud-native services, infrastructure components, and networking.
• Basic understanding of network concepts, such as IP addressing, routing, VLANs, DMZ, Firewall and VPN.
• Good understanding of cloud security, compliance, and best practices for protecting cloud resources and data.
• Excellent communication and collaboration skills, with the ability to work effectively in cross-functional teams and communicate technical concepts to non-technical stakeholders.

We are part of HMI Ltd. By applying for this role, you consent to us sharing your application with entities within the HMI Group.

• Seniority level Associate

• Employment type Full-time

• Job function Information Technology
• Industries Insurance, Hospitals and Health Care, and Public Health

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At Paradigm, we are changing the future of finance! By joining us at this early stage, you’ll be building cutting-edge, distributed financial service infrastructure that will reshape financial services across CeFi and DeFi markets.

About Paradigm

• Paradigm is a zero-fee, institutional liquidity network for derivatives traders across CeFi and DeFi.
• We provide unified access to multi-asset, multi-protocol liquidity on demand without compromising on execution preferences, costs, and immediacy.
• We’ve built the largest network of institutional counterparties in crypto, with over 1000 institutional clients trading over $10 B per month.
• We are a diverse, global team led by our organizational principles and united by our mission to bring on-demand liquidity for traders, anytime and anywhere, without compromises. We also strive to ship faster than anyone else in the industry!
• We are backed by the best traders and investors in the space, including Jump Capital, Genesis Trading, Dragonfly Capital, QCP Capital, Optiver US, IMC, GSR Markets, Akuna Capital, Fidelity Digital Assets CMT Digital, Goldentree Asset Management, Amber Group, OK Group, Bybit Fintech, and CoinShares.

Your mission

As an Infrastructure Engineer, you’ll report directly to our Director of Engineering - Clement Ho - and play a pivotal role in shaping a DeFi ecosystem that’s transparent, adaptable, and at the forefront of innovation. If you’re excited about solving complex challenges and pushing the boundaries of what's possible in blockchain and finance, this is the opportunity you've been waiting for.

What You'll Do

• Lead Reliability: Own the site reliability process from design to deployment, ensuring our systems are robust, scalable, and secure.
• Teach: Guide the software engineering team on best practices and work together to evolve our engineering processes.
• Mastermind infrastructure: Manage and optimize multiple Kubernetes clusters across environments, and build core services that drive our platform.
• Incident Response: Resolve production incidents, ensuring minimal downtime and high performance.
• Team Leadership: Help build and lead a high-velocity, adaptable infrastructure engineering team.

What You’ll Bring

• SRE Expertise: Deep experience in site reliability engineering within multi-datacenter cloud environments with high demands on uptime, performance, and security.
• Technical Acumen: Strong background in AWS, Kubernetes, Docker, Terraform and software engineering, with the ability to adopt and integrate open-source and commercial technologies.
• Leadership: Proven experience in leading teams and projects, with the ability to work closely with senior management to prioritize and allocate resources effectively.
• Advanced Infrastructure: Experience with cloud infrastructure, low-latency systems, HashiCorp tools, and multi-cloud environments.
• Cloud Security: Expertise in securing complex cloud network architectures.

Benefits

• Competitive Pay: Top-tier compensation in the industry.
• Generous PTO: Unlimited vacation.
• Full Benefits: Comprehensive packages tailored by country.
• Technology & Learning Allowances: 3,500 USD for your first-year setup, $,000 USD refresh every 2 years, plus 1,000 USD annually for learning and development.

Paradigm is an equal opportunity employer.

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.

Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital and cryptoassets.

We operate with respect, curiosity and open minds. The people who thrive here share our belief that it’s not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus.

We are seeking an Infrastructure Engineer to join our Fixed Income Commodities and Currency Options (FICCO) and Cumberland team in Singapore. In this role, you will be responsible for maintaining, designing, and supporting highly available systems within a technologically diverse stack used for global research and trading of FICCO and Cryptoassets. Leveraging tools such as Terraform, Docker, Kubernetes, CI/CD, Python, Prometheus and Grafana, you will develop repeatable and supportable infrastructure to meet the demanding needs of our business.

What you'll do in this role:

• Collaborate closely with the US Platform Infrastructure team to ensure global alignment, share best practices, and coordinate on infrastructure enhancements that support Cumberland and FICCO mission-critical trading systems across all regions.
• Maintain, design, and troubleshoot trading networks.
• Ensure efficient handling of traditional multicast market data networks as well as handling market data in the cloud for trading environments.
• Optimize and fine-tune the latest hardware, operating systems, and cloud infrastructure to achieve minimal latency in trading and compute operations.
• Drive initiatives to modernize environments by building and optimizing infrastructure using the most appropriate tools and technologies—whether cloud-based (e.g., AWS, Kubernetes) or on-premise to best meet the needs of our trading systems.
• Use declarative frameworks like Terraform and Ansible to build, manage, and configure infrastructure such as AWS, Kubernetes, Git, TeamCity, Concourse, and GitHub Actions.
• Research and implement new technologies to enhance network and compute performance, container management, workload orchestration, and cloud integration.
• Support the business by maintaining and managing storage requirements on NFS, CIFS, and S3 compatible systems within a Linux-based environment.
• Support and enhance highly available database architectures, ensuring systems are up-to-date with minimal downtime, following best practices, and coordinating with Database Administrators for updates and architectural improvements.
• Ensure systems are secure through regular patching and reporting, maintaining compliance with security standards.
• Consistently challenge the norm and advocate for change

Required Skills, Experience & Abilities:

• Proven experience in supporting mission critical, high performance trading infrastructure across various technology stacks.
• Experience deploying and supporting applications in Kubernetes
• Previous infrastructure monitoring experience using Prometheus and Grafana
• Previous experience maintaining and optimizing cloud infrastructure in AWS environments
• Experience performing database and database infrastructure support for highly available systems
• Working knowledge of TLS
• Demonstrated knowledge of network communications experience, including multicast and WebSockets
• Experience using Ansible and/or Terraform to manage infrastructure
• Flexibility to take off-hours support calls and meetings as needs dictate
• Ability to learn quickly; a passion for new technology
• Self-motivated to continually expand skillset and improve supported systems
• Demonstrated high level of ownership and accountability
• Ability to handle pressure and time constraints with composure
• Exceptional verbal and written communication skills, with proven experience collaborating effectively with global teams.
• Strong organizational skills, including planning, prioritization, and documentation

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• Shall perform the following administration activities for storage and automate them to the extent possible:
• Storage Area Network
• Provide Installation, administration and maintenance support for Storage Area Networkand Enterprise Backup.
• Health check and monitoring of the storage devices.
• Integrate the storage solution's hardware and software into the customer's operatingenvironment and ensure full interoperability.
• Regularly update the firmware.
• Ensure comprehensive documentation of the storage solution is in place.
• Prepare test plan in consultation with the customer to ensure the solution can functionfully.
• Enterprise Backup Administration and management of Symantec or Commvaultbackup environment.
• Backup job configuration and scheduling.
• Backup server performance tuning.
• Troubleshoot any backup related.
• Capacity planning for tape libraries and backup servers.
• Perform Disaster Recovery (DR) for all the critical systems and ensure successfulrebuild of Production or DR servers after each DR should the need arise.
• Identify potential changes and system improvements for consideration andimplementation (continuous improvements)
• Create, maintain and distribute reports of progress to Technical Operations Manager.
• Any other ad-hoc tasks assigned.

• Minimum requirements the resource(s) personnel assigned must be a certified Storage (SAN) and/or Backup Administrator in administration and troubleshooting, in a 24×7 enterprise setting (inclusive of manual discovery or post actions from automatic alerts).
• He/she is/are expected to cover level 1 and level 2 storage related problems and must be an experienced administrator in the following technologies:
• Good knowledge of EMC, Hitachi, and Huawei storage systems
• At least 5 years of relevant working experience in infrastructure support is required forthis position
• Soft Skills:
• - Self-driven and must be effective in working both independently and in a team setting, with minimum supervision.
• - Good problem solving and logic skills
• - Good communication skills (verbal and written) in English
• - Excellent customer management skills

• - Diploma or Bachelor degree in Computer Science, Engineering, Information Technology or related discipline from a recognized institution.
• - Information Technology Infrastructure Library (ITIL) foundation certification

1. Drive infra project life cycle - Server provisioning to Cutover.
2. Work with infra and app teams on requirement gathering to implementation.
3. Review and analyze infrastructure architecture and identify the gaps.
4. Perform WINDOWS OS patching and other administration tasks for Private & Public cloud projects.
5. Guide app team to troubleshoot infra-related issues.
6. Be the SME for Windows administration and automation.

1. Prepares technical project plans for new initiatives in BAU.
2. Collaborates with Application teams and other infra teams to develop technical solutions and enhancements.
3. Drive the onboarding of new applications onto the production environment.

1. At least 6-9 years of relevant Infrastructure support and OS administration.
2. Minimum 4 years hands-on working experience managing production application support.
3. Possess good technical knowledge of Windows Operating System (2022, 2019, 2016, 2012), MS and VCS Clustering, Citrix, VMware, SSH, RDP, IIS & Hardware knowledge.
4. Hands-on experience in Windows OS patching, administration, and PowerShell scripting.
5. Experience in troubleshooting and performance tuning & debugging the memory dumps for RCA (Windows & Citrix).
6. Experience in implementing and managing Citrix 7.x, NetScaler, Storefront etc.
7. Scripting knowledge in Python Script and PowerShell will be desirable; to automate and avoid repetitive tasks.
8. Experience in middleware (Connect Direct and SSH, IIS) and ability in supporting application setup will be an added advantage.
9. Respond to support emails, phone calls and alert notifications in a timely manner and complete all necessary follow-up.
10. Good command in Microsoft Office products.
11. Work in a 24x7 shift environment. Perform routine system maintenance tasks. Maintain system security to ensure continuous availability of Windows servers.
12. Must have good communication and writing skills. Able to drive meetings and coordinate different stakeholders.

• Deliver Service Operations support to both internal and external customers in alignment with contractual terms and established Service Level Agreements (SLAs).
• Maintain and ensure the optimal performance of all systems and products managed by the Service Operations team.
• Serve as the single point of contact (SPOC) for customers when required, coordinating with internal resolver teams, the Service Desk, and customers to ensure timely intervention and high-quality service resolution within defined SLAs.
• Provide top-tier incident and problem management support, coordinating resolutions with the appropriate technical teams.
• Minimize service restoration times by escalating issues to specialized resolver groups both within and outside the organization, in accordance with SLA and monitoring policies.
• Oversee the replacement of faulty equipment, ensuring the availability and timely replenishment of spare parts as per the defined sparing policy.
• Uphold the highest operational standards across the team by offering guidance, support, and hands-on management for incident and problem resolution.
• Proactively identify service and infrastructure issues, conduct diagnostics, and maintain ownership of service requests to ensure effective problem resolution.
• Assist senior team members in daily task coordination, reporting, and overall operational management.
• Follow installation standards and industry best practices to ensure high-quality service delivery and system operations.
• Utilize appropriate tools and equipment to perform installations, interventions, and repairs in line with operational guidelines.
• Escalate unresolved problems to higher support levels as needed.
• Conduct scheduled preventive and proactive maintenance, as well as monitoring of systems and services, to meet customer expectations.
• Execute Change Management, Configuration, Design, and Implementation tasks for supported systems and products.
• Manage local vendors to ensure consistent service delivery to the Service Operations centers, and report on vendor performance to management.
• Analyze, define, document, and test system and application enhancements.
• Provide on-site support to end-users during service cutovers.
• Continually identify, document, and share lessons learned, known errors, and operational insights to enhance service quality.
• Be available for escalations and support during off-hours and on-call standby as required.

• Diploma/Bachelor Degree in Computer Science, Electronic Engineering or equivalent Telecommunications in-country qualification.
• Unix / Linux Certification, VMWare Certification, ITIL Foundation v3 Certification
• At least 3 years IT experience in following technologies: Operating System: RHEL 7/8, RHEL HA ,Windows Data center 2016/2019 with clustering
• Hardware: HP DL360 Gen 9, DELL R430XD, DELL R730XD / equivalent
• Virtualization: ESXi, VMWare vsphere 7/8, VMware vCentre, VMware SRM Standard
• MQ: MQ v8/9, MQ IPT, MQ Clustering, IBM License Manager
• Web: Apache Web Server, Apache Tomcat Application Server
• Monitoring tools: NagiosXI, NagiosLog, eG Monitoring suite
• Firewall: Palo Alto 850 & PA-5220 (equivalent), Checkpoint Firewall (equivalent)
• Load Balancer: F5 BIG-IP LTM i2600
• Vulnerability Manager( IBM Qradar All-in-one console, Event collector), Waterfall MQ Agent (Waterfall for IBM Websphere MQ)
• CA Server Luna HSM, Aruba Clearpass,SafeNet Network HSM, SecurityToken, Nessus Manager, Nessus Security Centre, Mcafee Advanced Security Suite, Mcafee ePolicy Orchestrator
• Storage: DELL EMC Unity 400, 300
• Backup: EMC Data Domain with DD Boost & DD Replicator, DELL EMC Networker, Veritas System Recovery
• Other Technologies: RedHat Satellite/ Spacewalk, DHCP, TFTP, Mail, Squid (WEB Proxy),NFS, Active Directory,DNS,NTP,Yum repo, IPA, SysLog servers.

• Provided application support including routine health checks, service restarts, error log analysis, fault reporting, and issue replication in staging environments.
• Administered monitoring tools to ensure system performance and availability.
• Handled Incident, Problem, and Change Management processes across hardware and software platforms.
• Managed application release processes and performed preventive maintenance activities.
• Conducted root cause analysis to identify and resolve recurring issues.
• Utilized Java debugging skills and scripting languages such as PERL, BASH, and PYTHON for automation and troubleshooting.
• Supported and maintained network and security infrastructure in compliance with IT security policies.
• Upgraded network and security devices with stable firmware versions to ensure optimal performance and security.
• Administered and supported Storage and Backup environments following organizational standards.
• Performed regular health checks, error log investigations, production issue resolutions, fault reporting, and issue replication in non-production environments for storage and backup systems.
• Monitored and reported on storage and backup performance metrics as needed.
• Executed on-demand system backups and recoveries when required.
• Collaborated with third-party vendors for hardware issue resolutions, including component replacements.
• Participated in data center (DC) failover testing exercises.
• Demonstrated strong organizational skills with the ability to take full ownership of issues through to resolution.