352 IT Systems jobs in Singapore

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

Responsibilities:

• Site implementation (network, system, infra, applications) and management of a state-of-the-art integrated perimeter, video surveillance and video analytics security system.
• Work closely with team members to meet client's service delivery level agreement
• Work and coordinates with contractors and clients

The ideal profile should have:

• Diploma/Degree in Information Technology, Electrical / Electronic, Information Systems or equivalent discipline
• At least 3 years of relevant experience in security surveillance hardware and software administration, configuration, and troubleshooting
• Good knowledge and hands on experience working with software and hardware systems in the area of:
  
  IP CCTV System
  
  Intrusion Detection System (IDS)
  
  Electronic Access Control Systems (EACS)
  
  Electronic Key Management System (EKMS)
  
  Video Management System (VMS)
  
  Network Connectivity & Router Configuration
• Able to read and orientate as-built drawing, floor plan, etc. as to conduct site survey
• Well oriented in direction and diagrams
• Understands technical documentation, manuals, as-built system drawings etc.
• Works independently without supervision and communicates well with team members, partners, and clients

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

Learn more about us at and visit our LinkedIn career site.

Be part of the team delivering IT infrastructure services for PSA Singapore, the world's busiest trans shipment port.

In a dynamic and fast-paced environment, we are constantly challenged to design and deliver systems that are robust and reliable that meet the myriad needs of our growing business today, including our future fully-automated mega port at Tuas. We have a culture where you will be challenged to innovate, explore and adopt new technologies to improve the speed and quality of infrastructure service delivery and create new possibilities for our business.

Together with our users, vendors and product owners, you will deliver and support highly available IT services comprising of Infrastructure, Middleware and Web technologies.

Join us at PSA ICT - Innovate. Create. Transform.

Requirements

• Degree/Diploma in Computing, Computer Science, Computer Engineering, Information Systems or equivalent
• Deep passion for working with different types of technologies
• Growth mindset to challenge traditional norms and drive changes in work processes with a focus on automation and delivering solutions as a Service
• High desire to learn new tools that will be needed to interact with our software products
• Willingness to script to automate and embrace Infrastructure as Code practices
• Be prepared to work in a team providing 24x7 system support

We value candidates who have a keen interest in one or more of the following technology areas:

• Private and Hybrid Cloud
• Operating Systems
• Infrastructure as Code
• Middleware and Web Technologies

Only shortlisted candidates will be notified

Location: Bukit Merah

Employment Type: 1-year renewable contract

We are looking for a skilled Systems Engineer to provide technical support for the maintenance, patching, and upkeep of Microsoft, Nutanix, and Citrix server systems. You will play a key role in ensuring system reliability, managing compliance tasks, and supporting day-to-day IT service requests.

Responsibilities:

• Provide technical support for maintenance, patching, and upkeep of Microsoft, Nutanix, and Citrix server systems.
• Assist in managing compliance-related tasks to ensure regulatory adherence.
• Collaborate in troubleshooting and resolving system issues to minimize downtime.
• Support day-to-day service and change requests, ensuring timely and efficient delivery.
• Manage IT equipment inventory, including tracking, condemnation, and disposal processes.
• Coordinate with vendors and clients to facilitate deployments, system refreshes, and other technical initiatives.

Requirements:

• Minimum Diploma in Computer Science, IT, Engineering, or related field.
• Strong technical knowledge in computer and IT systems, preferably with communications technologies.
• Good working knowledge of Life Cycle Management and Systems Engineering in Windows Server platforms, including Microsoft System Centre suite.
• Experience with Microsoft Server Operating System, Nutanix Acropolis Hypervisor, Ubuntu, RedHat, Citrix Virtual Desktop, BeyondTrust PIM/PAM, RSA Security Appliance, Splunk, Solarwinds, Tenable VMS, Veeam Backup, and Ansible Automation Platform.
• Minimum 3 years of experience in the IT industry, specifically in Microsoft, Nutanix, or Citrix system implementation, project management, and operations & support.
• Experience in project management, handling technical challenges, and liaising with users and vendors to define business requirements and deliver technical solutions.

Job Types: Full-time, Contract

Contract length: 12 months

Pay: $8, $10,550.00 per month

Experience:

• Microsoft, Nutanix, or Citrix system implementation: 3 years (Preferred)
• Microsoft Server Operating System: 2 years (Preferred)

Work Location: In person

AVN Digital is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success, we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail and supply chain.

We are currently looking to hire a Systems Engineer. This is an exciting opportunity to expand your skill set, achieve job satisfaction and work-life balance. More details as below.

Job Description Overview

1. Provide System Administration including but not limited to the following:

a. Change parameter to system software;

b. Create, delete and modify, define domains;

c. Create, delete and modify system utilities and other scripts;

d. Create, delete and modify system and user login scripts;

e. Create, delete and modify drive mappings;

f. (Create, delete, revoke, disable and modify user accounts;

g. Grant and revoke access to directories/ files;

h. Create, delete and modify print servers and queues;

i. Create, delete and modify directories;

j. Create, delete and modify and grant access to application services;

k. Create, delete and modify application access accounts;

l. Develop and monitor backup/ recovery jobs, cron jobs, procedures and

schedules;

m. Schedule and execute production jobs;

n. Maintain backups of configurations of the web, application and database

o. servers;

p. Perform SSL certificate renewal for the systems;

q. Create, delete, deploy and modify File Transfer Program (FTP) / Secure File

Transfer Protocol (SFTP) accounts and scripts;

r. Manage the encryption/ decryption keys for the server;

s. Conduct proactive performance tuning whenever required on all the IT system

and database parameters;

t. Conduct proactive housekeeping of all log files in the system, database and

application and keep them for a minimum period as requested by the

Customer;

u. Monitor proactively and alert the Customer on the potential problems on

hardware and software which may affect the system availability and

performance; and

v. Security hardening of the servers.

1. Install, un-install or upgrade the system software, inclusive of operating system and its associated system software.

2. Schedule and execute production jobs in accordance with the specifications as stipulated by the Customer.

3. Work with server vendor or other third-party vendor to analyze, troubleshoot and resolve all server-related problems.

4. Document and maintain server administration guides, logical system diagrams and

operation manuals. Create such documents if they are currently not available.

1. Perform level 1 troubleshooting and maintenance for storage. Work with level 2 storage teams for more in depth troubleshooting if required.

2. Backup and recovery of all operating systems, application programs, users/ business data of the

Customer's environment, configurations of the web, application and database servers.

1. Perform escort of vendors as necessary within the customer's premises.

Personnel Requirements:

1. project clearance required before onboarding

2. Willingness to work in a 24x7 standby rotation

3. Possess the relevant qualifications and/or be proficient in the following areas:

a. Azure, VMware Virtualization, Microsoft Active Directory, Red Hat Enterprise Linux (RHEL), SolarWinds, Veritas - Enterprise NetBackup, Nutanix.

b. Active Directory, DHCP, DNS, Group Policy.

c. Minimally certified in Microsoft Certified Azure related certification or equivalent.

1. Minimally three (3) years hands-on experience in administration of servers

2. Preferably experience in the following Symantec Backup Products and Nutanix HCI

3. Good understanding with application tiers, IIS, Databases

4. Good understanding with Change Management processes

5. Basic Networking knowledge is a plus

CONSULTANT DETAILS

Consultant Name: Khalid Farooq

Privacy Statement: Data collected will be used for recruitment purposes only. Personal data provided will be used strictly in accordance with the relevant data protection law and AVN's personal information and privacy policy

Avensys Services is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success, we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail and supply chain.

We are currently looking to hire a Systems Engineer. This is an exciting opportunity to expand your skill set, achieve job satisfaction and work-life balance. More details as below.

Job Description Overview

1. Provide System Administration including but not limited to the following:

a. Change parameter to system software;

b. Create, delete and modify, define domains;

c. Create, delete and modify system utilities and other scripts;

d. Create, delete and modify system and user login scripts;

e. Create, delete and modify drive mappings;

f. (Create, delete, revoke, disable and modify user accounts;

g. Grant and revoke access to directories/ files;

h. Create, delete and modify print servers and queues;

i. Create, delete and modify directories;

j. Create, delete and modify and grant access to application services;

k. Create, delete and modify application access accounts;

l. Develop and monitor backup/ recovery jobs, cron jobs, procedures and

schedules;

m. Schedule and execute production jobs;

n. Maintain backups of configurations of the web, application and database

o. servers;

p. Perform SSL certificate renewal for the systems;

q. Create, delete, deploy and modify File Transfer Program (FTP) / Secure File

Transfer Protocol (SFTP) accounts and scripts;

r. Manage the encryption/ decryption keys for the server;

s. Conduct proactive performance tuning whenever required on all the IT system

and database parameters;

t. Conduct proactive housekeeping of all log files in the system, database and

application and keep them for a minimum period as requested by the

Customer;

u. Monitor proactively and alert the Customer on the potential problems on

hardware and software which may affect the system availability and

performance; and

v. Security hardening of the servers.

1. Install, un-install or upgrade the system software, inclusive of operating system and its associated system software.

2. Schedule and execute production jobs in accordance with the specifications as stipulated by the Customer.

3. Work with server vendor or other third-party vendor to analyze, troubleshoot and resolve all server-related problems.

4. Document and maintain server administration guides, logical system diagrams and

operation manuals. Create such documents if they are currently not available.

1. Perform level 1 troubleshooting and maintenance for storage. Work with level 2 storage teams for more in depth troubleshooting if required.

2. Backup and recovery of all operating systems, application programs, users/ business data of the

Customer's environment, configurations of the web, application and database servers.

1. Perform escort of vendors as necessary within the customer's premises.

Personnel Requirements:

1. project clearance required before onboarding

2. Willingness to work in a 24x7 standby rotation

3. Possess the relevant qualifications and/or be proficient in the following areas:

a. Azure, VMware Virtualization, Microsoft Active Directory, Red Hat Enterprise Linux (RHEL), SolarWinds, Veritas - Enterprise NetBackup, Nutanix.

b. Active Directory, DHCP, DNS, Group Policy.

c. Minimally certified in Microsoft Certified Azure related certification or equivalent.

1. Minimally three (3) years hands-on experience in administration of servers

2. Preferably experience in the following Symantec Backup Products and Nutanix HCI

3. Good understanding with application tiers, IIS, Databases

4. Good understanding with Change Management processes

5. Basic Networking knowledge is a plus

Consultant Name: Khalid Farooq

Privacy Statement: Data collected will be used for recruitment purposes only. Personal data provided will be used strictly in accordance with the relevant data protection law and Avensys Services' personal information and privacy policy

We are seeking a highly skilled and proactive Systems Engineer to join our operations team, focusing on the critical "Day 2" activities of our IT infrastructure and applications. In this role, you will be responsible for the ongoing health, performance, and reliability of our production systems, identifying and resolving issues, implementing continuous improvements, and ensuring our platforms scale efficiently to meet business demands. You will work closely with development, security, and other IT teams to maintain a robust and high-performing environment.

Key Responsibilities:

• Maintenance and Administration: Perform routine system maintenance, including applying software updates, patches, and security fixes across various operating systems (e.g., Linux, Windows) and applications.

Administer and troubleshoot enterprise-level server systems, both physical and virtual (e.g., VMware ESXi, Nutanix AHV, etc).

Manage and optimize enterprise storage solutions and backup systems, ensuring data integrity and recoverability.

Maintain current professional certifications relevant to supported technologies.
- Incident Response and Troubleshooting: Lead incident response efforts, investigating root causes, coordinating with cross-functional teams (development, security), and implementing quick resolutions to minimize downtime.

Develop and maintain runbooks and detailed documentation for common issues and incident resolution procedures.

Participate in on-call standby rotation to provide 24/7 support for critical incidents.

Conduct post-incident analyses (RCAs) to identify systemic issues and prevent recurrence.
- Documentation and Collaboration: Create and maintain comprehensive documentation for system configurations, operational procedures, architectural diagrams, and troubleshooting guides.

Collaborate effectively with development teams, network engineers, security specialists, and project managers.

Provide Tier II support for escalated issues and mentor junior team members.

Required Skills and Qualifications:

• Certifications in Information Technology, Systems Engineering, or a related field, or equivalent practical experience.
• 3 years of experience as a Systems Engineer or in a similar operations-focused role.
• Strong experience with at least one major operating system (e.g., Red Hat Enterprise Linux, Windows Server) including administration, troubleshooting, and performance tuning.
• Proficiency in scripting languages (e.g., Bash, Python, PowerShell) for automation.
• Experience with monitoring tools (e.g., Solarwinds, Securomix Datadog, etc).
• Solid understanding of networking concepts (TCP/IP, DNS, DHCP, firewalls, load balancing) and network troubleshooting.
• Experience with virtualization technologies (e.g., VMware ESXi, Hyper-V, Nutanix AHV).
• Familiarity with cloud platforms (e.g., AWS, Azure, GCP) is a plus.
• Strong problem-solving skills and the ability to diagnose and resolve complex technical issues.
• Excellent written and verbal communication skills.
• Ability to work independently and as part of a team in a fast-paced environment.
• Understanding of ITIL processes (Incident Management, Problem Management, Change Management).

Preferred Qualifications:

• Experience with enterprise backup solutions (e.g., Commvault, Veeam).
• Relevant industry certifications (e.g., CompTIA, Red Hat, Microsoft, AWS, Azure, etc).
• Experience with database administration (SQL Server, MySQL, PostgreSQL).
• Experience in a large-scale production environment.

We are seeking a proactive and skilled Systems Engineer to join our team. The Systems Engineer undertakes complex projects related to systems provisioning, installations, configurations as well as monitoring and maintenance. Apply highly developed specialist knowledge and skills in systems administration and works toward continuous optimization of systems performance. Able to implement systems improvements and instruct other IT staff in the resolution of complex issues. Required to be on standby with on-call availability with varied shifts including nights, weekends and holidays.

He/She is able to go field to quickly and effectvely solve issues as they arise. Able to work under pressure and with minimal supervision.Must have good communication skills and be able to work independently.

Responsibilities

• Deploy, configure, and maintain Windows & Linux systems (Windows Server 2019, 2022, H2) SQL, Azure, RHEL, CentOS, Ubuntu) for new and existing projects.
• Gather technical requirements and recommend appropriate solutions to meet customer needs.
• Perform system installations, testing, solution verification, and fault escalation as needed.
• Diagnose, isolate, and resolve technical issues at both hardware and software levels.
• Apply patches and fixes for hardware and software problems.
• Execute assigned tasks with responsibility, including after-hours work when required to meet deadlines.
• Ensure timely follow-up and resolution of issues to achieve customer satisfaction and maintain high quality standards.
• Travel to customer sites for onsite implementation and support as required (including possible overseas travel).
• Collaborate effectively within a team-oriented, fast-paced environment.
• Continuously learn and adopt new technologies and best practices.
• Perform other related duties as assigned.

Execute Systems Administration Service Levels

• Monitor systems performance and usage, including response times
• Supervise backups, optimisation, initiation of recovery procedures and routine troubleshooting
• Communicate regularly with technical, applications and operational staff to ensure systems integrity and security
• Determine the systems' short- and long-term requirements
• Manage systems report production

Advice on System Capabilities

• Advise senior leaders on system concepts and functional capabilities
• Provide technical advice to the team and clients on installation, setup, and configuration of systems
• Interpret internal or external business issues and recommend solutions/best practices
• Implement plans to make systems available to users in a shared, secure and controlled manner

Develop New Systems

• Lead the development of new systems as per the system requirements
• Design security and integrity controls
• Conduct new systems testing and implementation
• Define the system maintenance procedures
• Analyse the use of new systems to identify enhancement needs
• Lead research initiatives for the development of advanced and automated approaches for system administration

Optimise systems performance

• Seek opportunities to optimise the delivery of systems services with emphasis on availability, reliability, scalability, and security
• Conduct regular system audits and upgrades
• Develop automated processes to define, measure, and report on service quality, stability and capacity

Resolve issues

• Oversee the assessment of risks to systems
• Identify complex system issues to provide advisory to the stakeholders
• Investigate cause of systems issues
• Resolve complex issues
• Provide escalation support for issues presented by the user

Must-Have Skills

• Data Centre Knowledge,
• Experience with virtualization platforms (VMware, Hyper-V, Azure, Windows Virtual Machines).
• Microsoft Azure + Microsoft 365, Exchange knowledge(Hands on experience)
• Proficiency in Windows Powershell, Linux shell, Bash scripting.

We are seeking a proactive and skilled Systems Engineer to join our Service Delivery team. You will be responsible for the deployment of Linux-based applications, systems and related infrastructure for our projects and customers. This role requires strong technical implementation and troubleshooting skills, a collaborative mindset, and a commitment to deliver high-quality solutions in a dynamic environment.

Responsibilities

• Deploy, configure, and maintain Linux systems (RHEL, CentOS, Ubuntu) for new and existing projects.
• Gather technical requirements and recommend appropriate solutions to meet customer needs.
• Perform system installations, testing, solution verification, and fault escalation as needed.
• Diagnose, isolate, and resolve technical issues at both hardware and software levels.
• Apply patches and fixes for hardware and software problems.
• Execute assigned tasks with responsibility, including after-hours work when required to meet deadlines.
• Ensure timely follow-up and resolution of issues to achieve customer satisfaction and maintain high quality standards.
• Travel to customer sites for onsite implementation and support as required (including possible overseas travel).
• Collaborate effectively within a team-oriented, fast-paced environment.
• Continuously learn and adopt new technologies and best practices.
• Perform other related duties as assigned.

Must-Have Skills

• Hands-on experience with Linux operating systems (RHEL, CentOS, Ubuntu).
• Experience with virtualization platforms (KVM, Proxmox, VMware).
• Proficiency in Linux shell, Bash, or Python scripting.
• Strong teamwork, communication, and problem-solving skills.
• Proactive, "can-do" attitude with a sense of ownership and accountability.
• Willingness to learn and adapt to new technologies.

Good-to-Have Skills

• Experience in system design, automation, upgrades, and troubleshooting.
• Familiarity with HA clustering, HA Proxy, BIND DNS, Apache, Nginx, LDAP, SMTP, NTP, NFS, SNMP, PRTG, etc.
• Experience with cloud platforms (AWS, GCP, Azure).
• Knowledge of databases (MySQL, MariaDB, PostgreSQL).
• Understanding of networking, security best practices, and technologies (switching, routing, firewall, VLAN, TCP/IP).
• Experience with OS/application security hardening.
• Familiarity with containerization (Docker, Docker Swarm, Kubernetes preferred).
• Experience in backup/recovery, monitoring, capacity planning, version control, and security standards.

Requirements

• Diploma/Bachelor's degree in Engineering (Computer/Telecommunications), Computer Science, Information Technology, or a related technical field.
• Minimum 3-5 years of Technical Work Experience in the IT/Telecom industry.
• Strong communication skills for troubleshooting, gathering requirements, and recommending solutions.
• Proven experience in systems engineering, systems administration, network administration, or software engineering.