Network Lead

Ensign InfoSecurity; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Ensign InfoSecurity is seeking a Network Lead to design, drive, and implement secure network improvements, focusing on real-time visibility and fault detection. This individual will also serve as Infrastructure Network Services Lead, architecting and operating Ensign's backbone, data centre, and access networks.

The role requires hands-on expertise in modern enterprise networks, SD-WAN, cloud-managed WLAN, and security policy orchestration, with CCNP and 5+ years of experience in large

Qualifications

• Degree in Computer Science, Electronics/IT or related discipline.
• CCNP certification is required; CCIE is an added advantage.

Responsibilities

• Design and configure security-centric network and infrastructure solutions.
• Ensure designs align with security policies and guidelines.
• Develop technical solutions and translate into specifications.
• Hands-on work across technologies focusing on network and security.
• Take responsibility for project delivery.
• Oversee lifecycle of network products from evaluation to upgrades.
• Explore new networking tech via PoCs.
• Create/update documentation for regional offices.

Skills

Networking fundamentals

Security controls

Stakeholder communication

Project delivery

Documentation

Education

Bachelor's degree in Computer Science or related field

Tools

Palo Alto

Fortinet

Cisco Meraki

Job description

Ensign is hiring ! The Network Lead's primary responsibility will be to design, drive and implement improvements to Ensign's network, with a strong focus on security and on deepening capabilities for network monitoring, fault detection and recovery. This is an individual contributor role requiring strong hands-on expertise, suited to a game changer who can identify gaps in coverage and capability and develop solutions that deliver more specific, granular and real-time network visibility. The position will also take on the role of Infrastructure Network Services Lead, responsible for architecting, engineering and operating Ensign's backbone, data centre and access networks.

Responsibilities

• Design and configure security-centric network and infrastructure solutions for the organisation.
• Ensure technical solutions and designs align with security policies and guidelines.
• Develop technical solutions and designs, and translate them into technical specifications and functional requirements.
• Work hands-on across various technologies, with a focus on network and security.
• Take overall responsibility for project delivery.
• Manage the lifecycle of network products, from evaluation and procurement through to upgrades, technology refresh and end-of-life.
• Explore new networking technologies and topologies through proof-of-concepts.
• Create and update documentation for reference and deployment by regional offices.

Requirements

• Degree in Computer Science, Computer or Electronics Engineering, Information Technology or a related discipline.
• CCNP (Cisco) certification is required; CCIE will be an added advantage.
• Minimum 5 years of relevant experience operating in a medium to large enterprise environment.
• Strong fundamental knowledge of networking and security.
• Experience in designing and implementing high-availability multi-layer enterprise networks.
• Experience with SD-WAN solutions and QoS design across WAN and branch networks.
• Experience with cloud-managed WLAN solutions.
• Experience with ZTNA/SSE/SASE solutions for secure remote, branch and cloud access.
• Experience with next-generation firewalls, IPS platforms, and network monitoring and management solutions.
• Good understanding of APIs, with hands-on experience using AI and low-code tools (e.g. Copilot, Claude, Cursor) and MCP (Model Context Protocol) to build network automation and integrations.
• Experience in CAPEX planning and budgeting, and in network product lifecycle management.
• Excellent project and vendor management skills.
• Excellent written and verbal communication skills, with a demonstrated ability to influence and communicate effectively with non-technical audiences and senior management.
• Experience with SDN/data centre networking will be an added advantage.
• Experience with security policy orchestration and network automation tools will be an added advantage.
• Knowledge of hyper-converged infrastructure will be an added advantage.

About Ensign InfoSecurity

Ensign InfoSecurity is the largest pure-play cybersecurity service provider in Asia. The company is headquartered in Singapore. We specialise in the provision of these services; cybersecurity advisory and assurance, implementation and management of advanced cybersecurity controls, cybersecurity monitoring, threat hunting, and incident response. Underpinning these competencies is in-house research and development in cybersecurity.

What Makes Ensign Special?

We are a technology company with warmth and soul. We are ambitious, propelled by our vision to be the cyber defender of choice, and fueled by the dedication and camaraderie of individuals who are eager to make a difference, and leave their footprints in the industry.

If you are a self-motivated curious go-getter, we want You! Join Us!