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.
Skills Required
- Degree in Computer Science, Computer or Electronics Engineering, Information Technology, or a related discipline
- CCNP Cisco certification
- Minimum 5 years of relevant experience in a medium to large enterprise environment
- Strong fundamental knowledge of networking and security
- Experience 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, or 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 and hands-on experience using AI, low-code tools, and MCP for network automation and integrations
- Experience in CAPEX planning, budgeting, and network product lifecycle management
- Excellent project and vendor management skills
- Excellent written and verbal communication skills, including communication with non-technical audiences and senior management
- CCIE certification
- Experience with SDN and data center networking
- Experience with security policy orchestration and network automation tools
- Knowledge of hyper-converged infrastructure
What We Do
Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia. Headquartered in Singapore, Ensign offers bespoke solutions and services to address their clients’ cybersecurity needs. Their core competencies are in the provision of cybersecurity advisory and assurance services, architecture design and systems integration services, and managed security services for advanced threat detection, threat hunting, and incident response. Underpinning these competencies is in-house research and development in cybersecurity. Ensign has two decades of proven track record as a trusted and relevant service provider, serving clients from the public and private sectors in the Asia Pacific region
