1,421 Network Systems jobs in Singapore

Job Description

• Participate in 24x7 maintenance standby on a rotational basis, attend daily call assignments during office hours, and perform weekend or after-hours duties as required.
• Ensure all fault cases meet SLA targets and escalate issues beyond the knowledge of L1/L2 support.
• Follow up on cases from opening to closure, including updating incident tickets accurately and promptly.
• Conduct preventive maintenance, manage hardware inventory, and obtain necessary certifications to support key customers.
• Provide training and guidance to L1/L2 staff on technical competencies (e.g., firewalls, legacy products) and undertake new assignments as directed by the Operations Manager or TSM.

Requirements

• Hold and maintain valid certifications for Checkpoint Firewall, Palo Alto, Fortinet, and other relevant security products to ensure compliance and demonstrate technical expertise in supporting key clients.
• Diploma or Degree in Computer Science, Information Technology, Cybersecurity, or a related field.
• Possess at least 2 years of hands-on experience in network, server, or cybersecurity support.
• Proven ability to troubleshoot, configure, and maintain security infrastructure, including firewalls, routing, and switching.
• Strong communication and problem-solving skills, with the ability to work independently and provide guidance or training to junior staff.

This is a 1-year Contract position under People Advantage(Certis Group). We appreciate your application and regret only shortlisted candidates will be notified.

By submitting your resume, you consent to the handling of your personal data in accordance with Certis Group Privacy Policy ).

EA Personnel Name: Siti Khatijah

EA Personnel No: R

EA License No: 11C3955

Overview
Job Description
Responsibilities
Participate in 24x7 maintenance standby on a rotational basis, attend daily call assignments during office hours, and perform weekend or after-hours duties as required.
Ensure all fault cases meet SLA targets and escalate issues beyond the knowledge of L1/L2 support.
Follow up on cases from opening to closure, including updating incident tickets accurately and promptly.
Conduct preventive maintenance, manage hardware inventory, and obtain necessary certifications to support key customers.
Provide training and guidance to L1/L2 staff on technical competencies (e.g., firewalls, legacy products) and undertake new assignments as directed by the Operations Manager or TSM.
Requirements
Hold and maintain valid certifications for
Checkpoint Firewall, Palo Alto, Fortinet , and other relevant security products to ensure compliance and demonstrate technical expertise in supporting key clients.
Diploma or Degree in
Computer Science, Information Technology, Cybersecurity, or a related field .
Possess
at least 2 years of hands-on experience
in network, server, or cybersecurity support.
Proven ability to troubleshoot, configure, and maintain security infrastructure, including firewalls, routing, and switching.
Strong communication and problem-solving skills, with the ability to work independently and provide guidance or training to junior staff.
This is a 1-year Contract position under People Advantage(Certis Group). We appreciate your application and regret only shortlisted candidates will be notified.
By submitting your resume, you consent to the handling of your personal data in accordance with Certis Group Privacy Policy (
EA Personnel Name: Siti Khatijah
EA Personnel No: R
EA LicenseNo:11C3955
#J-18808-Ljbffr

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.

We are seeking a seasoned Network Infrastructure Specialist to design, implement and maintain our network systems. This role requires expertise in managing FortiGate firewalls, Checkpoint firewalls, and Cisco L2/L3 networking devices.

• Configure, manage, troubleshoot FortiGate firewalls.
• Configure support Checkpoint firewalls.
• Manage maintain Cisco Layer 2/Layer 3 devices (switches routers).
• Monitor optimize network performance availability.
• Troubleshoot resolve network issues across multi-vendor environments.
• Implement manage firewall policies VPNs security rules.
• Document network designs configurations operational processes.

• Strong hands-on experience with FortiGate firewalls (FortiGate-14).
• Experience with Checkpoint firewalls (Checkpoint-2).
• Solid knowledge of Cisco L2/L3 technologies (routing switching VLANs OSPF BGP STP).
• Proficient in network troubleshooting problem resolution.
• Knowledge of VPN NAT IPS/IDS security best practices.

• Certifications such as CCNA/CCNP Fortinet NSE Check Point CCSA/CCSE.
• Experience with SD WAN MPLS WAN optimization.
• Familiarity with network monitoring tools e.g SolarWinds PRTG.
• Scripting automation skills Python Ansible.

• Bachelor's degree in Computer Science Information Technology related field (or equivalent experience).
• 5-6 years of relevant network engineering experience.

• 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.

• 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.

• 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.

• 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.

• 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.

• 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.

• 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.

Responsibilities

• Plan, execute, monitor and control the various technical aspect of the project.
• Manage or participate in new setup or upgrade of system/network infrastructure projects.
• Responsible for supporting operational systems satisfying contractual Service Level Agreement
• Perform and manage routine preventive maintenance and operational activities
• Provide project documentation and reports
• Diagnose and rectify technical issue

Requirements

• Experience in Windows server OS, Unix/Linux OS & VM environment
• Good knowledge and hands-on experience with Microsoft SQL Server would be an advantage
• Good Working knowledge with VPN, firewall appliances and Cisco routers/switches
• Excellent written and verbal communication to convey technical ideas to both technical and non-technical audiences and contribute within a team environment
• Pro-active, dynamic and with good analytical/conceptual thinking

Your recruiter for this job: WhatsApp Chally @ for a quicker response.

Connect with me on

LinkedIn:

Chally |

Talentsis Pte Ltd | EA No: 20C0312

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.
#J-18808-Ljbffr

Overview
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:
Responsibilities
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.
#J-18808-Ljbffr