1,052 Network Specialist jobs in Singapore
Network Specialist
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Role Description
This is a full-time remote role for a Network Specialist. The Network Specialist will be responsible for managing and maintaining network infrastructure, troubleshooting network issues, ensuring network security, and designing network layouts. Daily tasks include monitoring network performance, configuring network devices, implementing security protocols, and collaborating with IT teams to optimize network efficiency.
Qualifications
- Network Administration and Networking skills
- Proficiency in Troubleshooting network issues
- Experience with Network Security practices and protocols
- Knowledge of Network Design principles
- Strong problem-solving abilities
- Excellent communication skills
- Ability to work independently and remotely
- Bachelor's degree in Information Technology, Computer Science, or related field
- Relevant certifications (e.g., CCNA, CompTIA Network+) are a plus
Network Specialist
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Join the Centre for IT Services as a Network Specialist and take a leading role in shaping and maintaining a state-of-the-art network infrastructure. This dynamic position offers opportunities for professional growth and meaningful contributions to impactful projects. You will oversee the design, implementation, and management of the university's network systems, ensuring secure, reliable, and high-performance connectivity to support the university's academic, research, and administrative excellence.
Responsibilities:
- Plan, design, implement, and manage the university's enterprise network infrastructure to ensure high availability, reliability, and scalability in support of academic, research, and administrative functions.
- Monitor network performance, proactively identify issues, and carry out timely troubleshooting and optimization to maintain service continuity and quality.
- Implement and maintain robust network security measures, enforce access controls, and ensure compliance with relevant cybersecurity standards and institutional policies.
- Lead network-related projects and infrastructure upgrades, including the deployment of new technologies, by coordinating with internal stakeholders and external vendors to ensure timely and cost-effective delivery.
- Maintain accurate and up-to-date technical documentation, including network diagrams, configurations, and operational procedures, to support troubleshooting and future planning.
- Manage vendor relationships, monitor service level agreements (SLAs), and participate in the evaluation and procurement of network solutions and services.
- Collaborate with faculty, researchers, and administrative departments to understand connectivity requirements and provide expert advice and solutions to meet evolving user needs.
- Support budget planning and monitor the efficient use of allocated resources for network operations and projects.
- Maintain and share technical knowledge and best practices to promote operational excellence, continuity, and cross-functional collaboration.
Requirements
- Degree in Computer Science, Computer Engineering, Electrical Engineering, or a related discipline.
- At least 8 years of relevant experience in managing and administering campus or enterprise networks, including switches, routers, DNS, VPNs, and firewalls.
- Strong knowledge of network architecture, protocols (e.g., TCP/IP, BGP, OSPF), enterprise-grade network equipment, and network security practices.
- Proficient in network performance tuning, troubleshooting, and the use of monitoring and diagnostic tools.
- Experience with network automation using tools and scripting languages such as Ansible, Python, Perl, or REST APIs.
- Proven ability to manage vendors and ensure compliance with service level agreements.
- Project management experience in planning and delivering network initiatives involving multiple stakeholders.
- Strong communication and stakeholder engagement skills, with the ability to convey technical information clearly to non-technical users.
- Demonstrated analytical and problem-solving skills, with a track record of implementing practical and effective solutions.
We regret that only shortlisted candidates will be notified.
Network Specialist (Quantum Network)
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Our purpose, to Empower Every Generation, connects people to the possibilities they need to excel. Every "hello" at Singtel opens doors to new initiatives, growth, and BIG possibilities that takes your career to new heights.
To support Singtel’s National Quantum Safe Network+ (NQSN+) products and services in all aspects of maintenance and operations
Handle regular preventive maintenance on the NQSN+.
Support the expansion, upgrades and rollouts of new network and systems infrastructure involving hardware such as routers, switches, firewalls, virtual machines, dockers, containers, network monitoring and management systems.
Support engineering teams on new product/ feature implementation, node deployment, and technical support matters.
Contribute to and assist with presales activities for RFPs, RFIs, and RFQs.
Responsible for troubleshooting and timely resolution of faults/issues within the scope of NQSN+.
Analyse NQSN+ performance and take proactive actions and preventive measures to monitor and enhance the network performance including software and hardware upgrades, etc.
Prepare statistical reports on network and equipment performance.
Perform NQSN+ performance analysis.
Proactively engages Engineering teams and recommend courses of actions to prevent incidents that may be caused by performance issues.
Requirement
Singaporeans only (CAT 1 Security Clearance required)
A bachelor’s degree in electrical / Electronic / Computer Engineering / Computer Science / Information Systems from a recognized institution.
1 to 3 years’ experience in cloud or DevOps environments and systems operations.
Working knowledge of container technologies, orchestration tools (e.g., Kubernetes), and Linux-based operating systems.
Possess knowledge on routers, switches, and firewalls installation and upgrade procedures, e.g. Cisco, Juniper and Fortinet.
Some knowledge about Quantum Key Distribution and Encryption technologies.
Understanding of Internet routing protocols and technologies including TCP/IP.
Good analytical and trouble-shooting skills in technical fault isolation and rectification.
Able to document and investigate existing infrastructure for the benefit of maintaining and operating the environment, discovering possible security breaches or vulnerabilities or finding opportunities for improvement for optimal network performance.
Possess basic knowledge of office applications skills e.g. Excel, Visio, Word.
Manage principal vendors, providers, internal and external stakeholders.
Write and implement policies, guidelines and SOPs for managing the infrastructure.
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Cloud Network Specialist
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AWS Network Engineer
We are seeking a skilled AWS Network Engineer to support and enhance our cloud and network infrastructure. You will manage Palo Alto Firewalls, VPNs, and AWS networking services while ensuring secure and reliable connectivity across hybrid environments.
Responsibilities
- Manage Palo Alto Firewalls and GlobalProtect VPN.
- Configure and monitor AWS networking (VPC, Security Groups, Route Tables, etc.).
- Respond to incidents and service requests using ITIL processes.
- Collaborate with infrastructure, security, and cloud teams.
- Maintain clear documentation of configurations and changes.
Requirements
- Hands-on experience with AWS networking services (VPC, NAT Gateway, Load Balancers).
- Knowledge of Palo Alto firewalls and VPN setup.
- Familiarity with ITIL processes (Incident, Change, Problem Management).
- Strong teamwork and communication skills.
- AWS/Azure/Google Cloud or Networking certifications preferred. 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.
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Chally |
Talentsis Pte Ltd | EA No: 20C0312
Senior Network Specialist
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Jurong Port's multipurpose port operating expertise includes efficient handling of general, bulk and containerized cargo, management and operations of the Tuas Offshore Marine Centre, and Lighter Terminals in Penjuru and Marina South. Besides Singapore, Jurong Port is involved in overseas joint ventures in China and Indonesia. In 2016, Jurong Port's local and overseas terminals handled close to 35 million tons of general and bulk cargo, and 560,000 TEUs of container cargo.
Operations Support:
- Responsible for the planning, design, installation, configuration and support of both on-premise and cloud network assets (including but not limited to LAN, WAN, internet, leased lines, routers, core and access switches, firewalls, cabling, cloud network components etc)
- Manage the lifecycle of all network assets and ensure that end-of-life assets are replaced timely.
- Manage, configure and optimize complex core and access network assets to ensure alignment to network performance levels, security standards and regulations
- Recommend process or service improvements for resource optimization and cost savingsAssist in the development of SLA, metrics and performance indicators
- Troubleshoot, diagnose, resolve and document multi-faceted network issues and incidents
- Perform network capacity monitoring and planning for network resources
- Maintain operational documentation, SOP and work processes
- Review and update of relevant IT policies and procedures
Project implementation and technology enhancement:
- Explore suitable technologies and solutions to meet current and future IT needs.
- Manage large-scale and/or complex network projects, including the technology assessment, procurement, implementation and transition to support
- Provide oversight on project undertaken by junior team member
- Collaborate across various IT teams to ensure smooth delivery of new implementations
- Provide technical expertise and inputs to tender documents for network-related infrastructure projects
- Evaluate and recommend appropriate technologies to enhance overall network infrastructure
- Review and perform maintenance support contract renewal
Cybersecurity, BCP and compliance:
- Assess and respond to network-related cybersecurity issues, incidents, advisories, vulnerabilities and risks, including implementing resolutions or mitigation
- Ensure relevant firmware upgrade and patches are rolled out timely to network assets
- Participate in annual DR exercise and/or BCP activities
- Ensure network devices comply with internal policy and regulatory requirements
- Identify improvement areas to existing network-related policies and procedures
Job Requirements:
- Degree in computer science, computer engineering, information technology or relevant field
- Possess relevant IT certifications including CCNA, CCNP, CISSP, Checkpoint CCSA, cloud certifications (eg AWS, Azure) will be preferred
- Minimum 9 years of relevant experience
- Deep technical knowledge in networking technologies and protocols
- Know-how in designing, deploying, managing and operating large-scale network and security infrastructure
- Strong vendor and project management skillset
- Knowledge in designing and managing cloud IaaS infrastructure (eg AWS)
- Hands-on experience and problem-solving skills in network administration and support
- Experience in supporting various network hardware Eg Cisco/Huawei switches and routers
- Experience in supporting various security hardware –Eg Checkpoint, Fortigate, Cisco, Palo Alto firewall, Aruba/Cisco wireless controller, VPN, NAC
- Strong knowledge in network design principles, tools and technologies including but not limited to LAN, WAN, firewalls, IPS, VPN, MFA, CDN, DNS, VoIP, scripting network access control and public cloud
Characteristics:
- Pro-active, analytical, dynamic, dedicated and responsible self-starter with strong customer orientation and able to multi-task and prioritize
- Strong organization skills with the ability to work in a team-oriented, collaborative environment
- High self-motivated and directed, with attention to details
- Excellent communications and stakeholder management skills, and strong vendor and contract management skills
- Committed to ongoing learning and development
Senior Network Specialist
Posted today
Job Viewed
Job Description
Jurong Port's multipurpose port operating expertise includes efficient handling of general, bulk and containerized cargo, management and operations of the Tuas Offshore Marine Centre, and Lighter Terminals in Penjuru and Marina South. Besides Singapore, Jurong Port is involved in overseas joint ventures in China and Indonesia. In 2016, Jurong Port's local and overseas terminals handled close to 35 million tons of general and bulk cargo, and 560,000 TEUs of container cargo.
Operations Support:
- Responsible for the planning, design, installation, configuration and support of both on-premise and cloud network assets (including but not limited to LAN, WAN, internet, leased lines, routers, core and access switches, firewalls, cabling, cloud network components etc)
- Manage the lifecycle of all network assets and ensure that end-of-life assets are replaced timely.
- Manage, configure and optimize complex core and access network assets to ensure alignment to network performance levels, security standards and regulations
- Recommend process or service improvements for resource optimization and cost savingsAssist in the development of SLA, metrics and performance indicators
- Troubleshoot, diagnose, resolve and document multi-faceted network issues and incidents
- Perform network capacity monitoring and planning for network resources
- Maintain operational documentation, SOP and work processes
- Review and update of relevant IT policies and procedures
Project implementation and technology enhancement:
- Explore suitable technologies and solutions to meet current and future IT needs.
- Manage large-scale and/or complex network projects, including the technology assessment, procurement, implementation and transition to support
- Provide oversight on project undertaken by junior team member
- Collaborate across various IT teams to ensure smooth delivery of new implementations
- Provide technical expertise and inputs to tender documents for network-related infrastructure projects
- Evaluate and recommend appropriate technologies to enhance overall network infrastructure
- Review and perform maintenance support contract renewal
Cybersecurity, BCP and compliance:
- Assess and respond to network-related cybersecurity issues, incidents, advisories, vulnerabilities and risks, including implementing resolutions or mitigation
- Ensure relevant firmware upgrade and patches are rolled out timely to network assets
- Participate in annual DR exercise and/or BCP activities
- Ensure network devices comply with internal policy and regulatory requirements
- Identify improvement areas to existing network-related policies and procedures
Job Requirements:
- Degree in computer science, computer engineering, information technology or relevant field
- Possess relevant IT certifications including CCNA, CCNP, CISSP, Checkpoint CCSA, cloud certifications (eg AWS, Azure) will be preferred
- Minimum 9 years of relevant experience
- Deep technical knowledge in networking technologies and protocols
- Know-how in designing, deploying, managing and operating large-scale network and security infrastructure
- Strong vendor and project management skillset
- Knowledge in designing and managing cloud IaaS infrastructure (eg AWS)
- Hands-on experience and problem-solving skills in network administration and support
- Experience in supporting various network hardware Eg Cisco/Huawei switches and routers
- Experience in supporting various security hardware –Eg Checkpoint, Fortigate, Cisco, Palo Alto firewall, Aruba/Cisco wireless controller, VPN, NAC
- Strong knowledge in network design principles, tools and technologies including but not limited to LAN, WAN, firewalls, IPS, VPN, MFA, CDN, DNS, VoIP, scripting network access control and public cloud
Characteristics:
- Pro-active, analytical, dynamic, dedicated and responsible self-starter with strong customer orientation and able to multi-task and prioritize
- Strong organization skills with the ability to work in a team-oriented, collaborative environment
- High self-motivated and directed, with attention to details
- Excellent communications and stakeholder management skills, and strong vendor and contract management skills
- Committed to ongoing learning and development
senior network specialist
Posted today
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Senior Network Specialist
We are seeking an experienced Senior Network Specialist to join our team and
lead the design, deployment and management of modern enterprise network infrastructures. This role requires a highly skilled individual with deep expertise in Cisco SD-WAN (mandatory) , Versa Secure SD-WAN and large-scale enterprise networking solutions.
Key Responsibilities:
- Design, solution, implement and operate software-defined WAN, LANand WLAN infrastructures from Cisco, Versa, Aruba and others.
- Identify and select appropriate network solutions based on business objectives and requirements.
- Develop, deploy and troubleshoot enterprise-scale network infrastructures , with strong knowledge of routing, switching, wireless and SDN/WAN technologies.
- Align network capabilities with the Bank's strategic objectives through continuous improvement, automation and innovation .
- Collaborate with global teams to lead and deliver network projects at scale.
- Integrate modern networks with cloud environments (AWS, Azure, GCP) to enable seamless connectivity.
- Provide technical leadership, mentorship and guidance to the team.
Requirements:
- 15+ years of experience in network design, deployment and customer-focused service delivery.
- 5+ years of hands-on experience with modern SDN, SD-WAN and cloud networking.
- 5+ years in team collaboration, leadership or project management across global geographies.
- Diploma or Bachelor's in Engineering, Computer Science, Information Technology or related field.
Certifications
- C isco Certified Internetwork Expert ( CCIE ) or equivalent.
- Cisco Certified Network Professional ( CCNP ) or equivalent.
- Cisco SD-WAN expertise is a must.
- Versa Certified SD-WAN (Administrator or Associate).
- Strong knowledge of TCP/IP, BGP, OSPF, MPLS, IPsec, QoS, GRE, VxLAN, NFV, SASE .
- Cloud networking expertise (Direct Connect, ExpressRoute, Equinix, Megaport).
- Familiarity with wireless, DHCP, DNS, IPAM (Infoblox), Zscaler, Akamai, Imperva, WAF, CDN, DDoS solutions.
- Advantageous skills: Python coding, SaaS, IaaS, PaaS, virtualization and monitoring tools (Spectrum, SevOne, CyberArk, ThousandEyes, MS Entra ID).
- Excellent leadership, troubleshooting, problem-solving and innovation mindset.
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Cloud Network Specialist
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Responsibilities
Handling tickets / Incidents via Service Now platform
Lead technical incident calls as a SME
Troubleshooting and providing break fix support to technical issues
Perform root cause analysis of raised issues
Defining process improvements and ensuring that the processes are adhered to
Take shared ownership of resolving issues in a SLA driven environment
Mentoring / training team members as a SME
Testing and auditing as required from time to time
Improves and maintains customer and employee satisfaction
Work as part of a Follow the Sun support global support model
Technology Knowledge
Deep knowledge in R&S
AWS Certified Advanced Networks / Cloud Architect or Azure Network components;
Native AWS Load Balancers experience
Hyperscalers integration with on-prem DCs, sites and application impacts;
Capacity planning for hyperscalers and on-prem components
Virtual router deployment and troubleshooting (BGP, EIGRP, OSPF, QOS, MPLS, WAN)
SDWAN Viptela (Vmanage, VSmart, VBound, Vedge)
Switch – Cisco/Arista (STP, HSRP, SVI, EtherChannel, Stackwise, VSS, Nexus)
WLAN – Cisco
Cisco Meraki
Virtual Load Balancer - F5
Desirable – P5G
Qualifications
Min 10+ years of Network Engineer experience supporting global network infrastructures;
Extensive experience in deploying and supporting Virtual Devices, integration and hyperscaler NW environment
Engineering level Hyperscalers accreditation
Experience in working as part of a global support (follow the sun) model
Cisco CCIE and other industry standard networking certifications
Expert level knowledge in the real time analysis troubleshooting and documentation of issues within LAN/WAN architectures and IP Services.
Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP and ability to interpret and resolve complex route table problems.
Expert level knowledge for debugging network devices and outstanding Wireshark reading skills.
Extensive hands-on experience with:
o Cisco ASR, ISR and Catalyst product families
o Cisco Meraki Devices MS and MX Series.
o Cisco Nexus 9K/7K/5K/2K (NXOS) Series of switches
o Wireless LAN technologies – Cisco and Aruba
o F5 Load balancers
o Cisco SD-WAN
Soft Skills
Excellent verbal and written communication skills (English)
Have a strong presence and the ability to lead highly complex real time incident calls in front of the customer and other vendors;
Excellent customer handling skills
Ability to handle high pressure situations
Certifications
CCIE
AWS - Certified Advanced Networks or architect
AZURE - Certified
F5-CSE/ F5-CTS
ENSDWI certification
ITIL v4
VSAT Network Specialist
Posted today
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Job Title: VSAT Engineer
Industry: Computer / Information Technology (Software)
About the Role:
We are seeking a skilled VSAT Engineer to join our team. As a VSAT Engineer, you will be responsible for monitoring, operating, and maintaining VSAT terminals and satellite communication links.
- You will troubleshoot faults in antennas, modems, and IP networks.
- E nsure reliable connectivity for ATC, airport operations, and passenger services.
- Provide backup communications during outages and emergencies.
- Maintain compliance, documentation, and service logs.
Key Requirements:
To succeed in this role, you will need:
- A diploma in Engineering / IT
- Experience with VSAT systems and RF/satellite communications is highly preferable
- IP networking knowledge (TCP/IP, routing, VPNs)
- Flexibility to work shifts/oncall support (24/7)
- Good learning and working attitude
- Good problem-solving and communication skills
Working Conditions:
This role involves:
- Work location: Changi Village
- Working hours: 12 hours shift (8am - 8pm / 8pm - 8am)
- Standby allowance
- Training provided
What We Offer:
We offer:
- A competitive compensation package
- Ongoing training and development opportunities
- A dynamic and supportive work environment
Cyber Network Specialist
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Job Description
We are seeking a skilled Cyber Network Specialist to join our team. As a Cyber Network Specialist, you will be responsible for delivering core network infrastructure projects within a defence environment.
This role involves supporting end-to-end delivery of network infrastructure projects, including planning, setup, configuration, and testing. You will perform installation, troubleshooting, and maintenance of routers, switches, firewalls, and UPS systems.