1,074 Network Systems jobs in Singapore

Job Summary:

We are looking for a Network & Systems Engineer with a strong focus on network infrastructure to join our team. In this role, you will directly engage with clients, manage vendors, and support the design, implementation, and maintenance of network solutions. You will be responsible for analysing business requirements, ensuring network performance, and coordinating with vendors to deliver reliable IT services. This role is ideal for candidates with 1–3 years of experience in system/network analysis or engineering.

Job Description:

1. Systems Administration & Support

• Analyze, configure, and support enterprise systems (ERP, Microsoft 365, SharePoint).
• Troubleshoot system/application issues and provide Level 2/3 support.
• Prepare and maintain technical documentation, including workflows, network diagrams, and system configurations.
• Provide end-user training and post-implementation support.

2. Network & Cyber Security Management

• Administer LAN/WAN, switches, routers, wireless access points, and firewalls.
• Monitor and optimize network performance (speed, availability, and security).
• Implement IT security measures, including endpoint protection, VPNs, VLANs, and firewall rules.
• Assist in the implementation of IT security policies and compliance controls.

3. Cloud Services & Virtualization

• Manage Microsoft Azure (servers, AD, VMs) and Office 365 environments.
• Oversee cloud backup, storage, and disaster recovery plans.
• Support cloud migration projects and optimize resource usage.
• Ensure cloud and virtualization environments are secure, scalable, and cost-efficient.

4. Client & Vendor Engagement

• Work directly with clients to gather requirements, provide technical consultation, and propose suitable system/network solutions.
• Manage vendors and service providers to ensure SLA compliance and timely delivery.
• Support the design, configuration, and deployment of IT and network solutions for projects.

5. Integration & Process Improvement

• Ensure seamless integration across ERP, HR, Finance, and Project systems.
• Continuously review and optimize IT infrastructure to improve efficiency and reliability.
• Provide data analysis and reporting to support decision-making and process improvement.

6. IT Infrastructure & Asset Management

• Maintain an up-to-date inventory of IT hardware/software assets.
• Manage IT procurement and coordinate with vendors.
• Support commissioning and decommissioning of IT resources.

Job Requirements:

• Diploma/Degree in Computer Science, Information Technology, Network Engineering, or a related field.
• 2–5 years of experience in IT systems/network analysis, network engineering, or related fields.
• Hands-on experience with routers, switches, firewalls, wireless access points.
• Strong knowledge of TCP/IP, DNS, DHCP, VPN, VLAN, and network monitoring tools.
• Proficiency in Microsoft 365, SharePoint, ERP/HRMS systems.
• Experience with Microsoft Azure, Active Directory, virtualization (VMs).
• Familiar with backup, recovery, disaster recovery, and cloud security practices.
• Basic scripting knowledge (PowerShell/Python) is an advantage.
• Relevant certifications (e.g., CCNA, CCNP, Microsoft Azure Administrator, ITIL) are an advantage.
• Exposure to ITIL processes, ticketing systems, and cybersecurity solutions.

What You'll Be Doing

Network Engineering

• Design, implement, and maintain LAN, WAN, WLAN, VPN, and firewall systems

• Configure and deploy network appliances, routers, switches, and load balancers (e.g. Cisco, Fortinet)

• Conduct vulnerability assessments and support remediation across network layers

• Troubleshoot network performance issues and ensure minimal downtime

• Work closely with clients and teams to generate system specs and present architecture solutions

System Engineering

• Plan, execute, and monitor IT infrastructure setup and upgrades (on-prem and virtualised)

• Manage and maintain Windows, Unix/Linux servers, virtual machines, and databases (e.g. SQL Server, Oracle)

• Perform routine preventive maintenance and respond promptly to system alerts and issues

• Support operational systems to meet SLA requirements

• Participate in change management, disaster recovery, and patch management processes

What You Should Know or Be Eager to Learn

Preferred Technical Skills (not mandatory)

• CCNA certification is required; CCNP is a strong advantage

• Familiarity with Microsoft Windows Server, Linux/Unix OS, and VM environments

• Basic database knowledge (e.g. SQL Server, Oracle)

• Hands-on experience with networking devices (e.g. Cisco routers/switches, firewalls, VPNs)

• Understanding of system hardening, patching, and ITIL-based operations

• Exposure to security appliances and tools for vulnerability scanning and network monitoring

Mindset We Look For

• Problem-solver with strong analytical and troubleshooting skills

• Detail-oriented and self-motivated

• Strong communication and teamwork abilities

• Ability to stay up to date with evolving infrastructure and security technologies

All selected candidates will undergo a 10-week, fully sponsored on-job-training with allowance, before being deployed full-time for 3 years.

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At IDEMIA, we aim to offer our employees, a dynamic and exciting environment where you have opportunities for career growth and professional development.
Internal mobility is a great way for you to energize your career and to build your personal brand. It’s also a great way to explore other functions, professions or countries as IDEMIA operates in different businesses and in 50+ locations around the world.
Purpose
This role develops the core technical platform, capabilities, and services that efficiently support business processes and data while optimizing cost in close collaboration with the solution or software architect.
Key Missions
System Implementation & Optimization:
Implement, configure, and maintain IT infrastructure, including servers, storage, and data centers.
Install and manage IT solutions and services (operating systems, applications, security tools).
Optimize infrastructure for performance, scalability, security, and cost efficiency.
Network Administration:
Plan, implement, and support network architecture.
Monitor network performance, troubleshoot issues, and ensure high availability.
Provide input on network improvements and upgrades.
System Deployment & Maintenance:
Deploy and maintain hardware and software systems.
Diagnose and resolve technical issues efficiently, escalating when necessary.
Ensure systems are updated with patches, upgrades, and security measures.
Follow and contribute to standard operating procedures and best practices.
Profile & Other Information
Bachelor’s degree in Computer Science, Information Technology, or related field.
3–4 years of hands-on experience in system administration, network management, or IT infrastructure.
Strong knowledge of servers, storage, virtualization, operating systems, and network fundamentals.
Experience with cloud platforms (AWS, Azure, etc.) and security tools is a plus.
Excellent problem-solving, organizational, and communication skills.
By choosing to work at IDEMIA, you will join a unique tech company, offering a wide range of growth opportunities. You will contribute to a safer world, collaborating with an international and global community. We value the diversity of our teams and welcome people from all walks of life, regardless of how they look, where they come from, who they love, or what they think.
We deliver cutting edge, future proof innovation that reach the highest technological standards and we’re transforming, fast, to stay a leader in a world that’s changing fast, too.
At IDEMIA, people can develop their expertise and feel a sense of ownership and empowerment, in a global environment, as part of a company with the ambition and the ability to change the world.
Visit our website to know more about the leader in Identity Technologies
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Job Overview

We are seeking a skilled Network Systems Professional to join our team. The ideal candidate will have experience in monitoring and maintaining IT systems, servers, and network devices.

• Key Responsibilities:
• Monitor and maintain IT systems, servers, and network devices to ensure high availability and performance.
• Perform daily system health checks and resolve alerts or incidents.
• Support user account management, including Active Directory, Exchange, and O365.

• Technical Support:
• Provide Level 1 & 2 technical support for hardware, software, and connectivity issues.
• Troubleshoot and resolve incidents via ticketing system within SLA timelines.
• Set up and configure workstations, laptops, and mobile devices.

• Security and Compliance:
• Ensure adherence to IT security standards and policies.
• Support endpoint protection, antivirus updates, and security patching.

• Operations and Documentation:
• Maintain operational logs, incident reports, and configuration documentation.
• Support routine IT maintenance tasks and scheduled system updates.

We are seeking a Network Systems Administrator to join our team. In this role, you will be responsible for designing, implementing, and maintaining robust network infrastructure solutions across hybrid environments.

Key Responsibilities:

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• Deploy, configure, and maintain network optimization solutions for enterprise systems
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• Collaborate with the team to ensure reliable high-performance connectivity
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• Monitor network health, analyze traffic patterns, and respond to incidents efficiently
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• Stay ahead of emerging security threats and recommend preventive measures
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Required Skills and Qualifications:

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• Switches
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• Network Management
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• Azure
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• Hardware
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• Active Directory
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• VMware
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• Scripting
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• Information Technology
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• Wireless
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• Network Optimization
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• Windows Server
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• Networking
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• Windows
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• ITIL
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• Virtualization
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• Linux
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Benefits:

This role offers a unique opportunity to work with cutting-edge technology and contribute to the development of innovative network solutions.

About the Role:

This is an exciting opportunity to join our dynamic team and take your career to the next level.

We are seeking a skilled Network Engineer to take on a challenging role. In this position, you will be responsible for hands-on experience with various network devices such as Switches, Routers, Load Balancers, and Firewalls.

• CVE assessments
• Preparing accurate reports
• Presenting findings in meetings with multiple client stakeholders

The ideal candidate should possess excellent technical knowledge of network devices and configurations. Strong communication and presentation skills are also essential.

This role offers a great opportunity to work with a talented team and contribute to the company's success.

• Hands-on experience with network devices
• Opportunity to work on CVE assessments and present findings
• Collaborative and dynamic work environment

The NOC and CLS Manager is responsible for overseeing the operational integrity of the submarine cable network and cable landing station, ensuring uninterrupted communication and data transmission.

• Continuously monitor the submarine cable network and systems 24/7 to identify potential issues.
• Detect and respond promptly to anomalies, outages, and performance issues to minimize disruptions.
• Analyze alarms and implement preventative measures to prevent future occurrences.

• Assess network and landing station incidents to identify root causes and implement corrective actions.
• Troubleshoot and resolve or escalate technical issues in a timely manner.
• Collaborate with teams to document incident details and implement process improvements.

• Analyze performance data to recommend enhancements to network capacity and reliability.
• Develop and implement strategies to optimize network performance and reduce downtime.

• Review and approve planned network changes to ensure alignment with business objectives.
• Coordinate maintenance and upgrades with engineering teams to minimize disruptions.

• Provide technical support to customers, addressing their queries and concerns in a professional manner.
• Manage co-location services and troubleshoot connections to ensure seamless operations.

• Maintain accurate records of events, incidents, and actions taken.
• Update standard operating procedures (SOPs) to reflect best practices and lessons learned.

• Implement measures to prevent potential issues and mitigate risks.
• Conduct routine checks and system updates to maintain network integrity.

• Understand network infrastructure and coordinate maintenance activities to ensure minimal downtime.

• Ensure adherence to industry regulations and security protocols to protect sensitive information.

• Enforce security protocols and manage access to equipment to prevent unauthorized access.

• Participate in new cable installation projects, providing technical expertise and guidance.

• Manage relationships with equipment vendors, negotiating contracts and resolving any technical issues.

As a Network Systems Architect, you will play a vital role in shaping the company's network infrastructure and ensuring seamless communication between teams.

Key Responsibilities:

• Develop and implement network strategies to enhance peering and content delivery network capabilities.
• Collaborate with cross-functional teams to identify and address network issues.
• Lead the troubleshooting process for Layer 2-3 network problems.
• Prepare technical reports and presentations to inform stakeholders about network performance.
• Foster relationships with internal and external partners to resolve network-related escalations.

Required Skills and Qualifications:

• Bachelor's degree in Computer Science or related field, with 7+ years of experience in network architecture.
• Strong knowledge of network protocols, including OSPF/ISIS and BGP.
• Experience with DWDM technologies, such as Cienna, Infinera, and Cisco NCS.
• CCNP/JNCIP certification.
• Excellent communication and problem-solving skills.

What We Offer:

• Opportunity to work on cutting-edge network projects.
• Collaborative and dynamic work environment.
• Professional growth and development opportunities.

Additional Information:

• This role requires flexibility, including occasional weekend work and 24/7 support.
• A valid passport is required for international travel.

We are seeking a highly skilled IT infrastructure specialist to support our Windows environment and network infrastructure.

• Deploy and maintain Windows/Linux OS
• Provide user hardware, software, peripheral, and video conferencing support for both on-premise and remote environments
• Troubleshoot and resolve LAN/WAN/WIFI connectivity issues
• Manage IT assets effectively
• Develop and maintain IT documentation
• Assist with IT backend infrastructure when necessary

• Degree or diploma in IT, ICT, or Cybersecurity
• Ongoing training provided
• Proficiency in Windows operating systems
• Understanding of networking concepts
• Knowledge of Linux is an advantage
• Excellent communication skills and ability to work independently
• CCNA/CCNP certification valued

Bonus Points:

• Familiarity with cybersecurity practices and principles
• Experience with IT asset management tools
• Basic understanding of virtualization technologies