Senior Network Infrastructure Engineer (Structured Cabling)

About the role

DSO National Laboratories' Digital Division IT Group supports the IT needs of its enterprise and R&D functions, overseeing core IT infrastructure, enterprise networks and enterprise applications. As part of the Network Infrastructure team, you will help ensure that DSO's enterprise IT networks and systems are developed and deployed efficiently, with a high level of maintainability, reliability and availability. The role focuses on structured cabling projects.

Key responsibilities

• Provide technical expertise for planning and executing structured cabling projects, including network rack design for office expansions, new builds and renovations.
• Define infrastructure requirements for network facilities such as Main Distribution Frames (MDF), Intermediate Distribution Frames (IDF), cable trays, pathways, rack spaces and power/cooling needs.
• Lead project management activities so that structured cabling is delivered on time and within budget, aligned with office move-ins or expansion schedules.
• Manage and coordinate third-party vendors and contractors for installation, upgrade and maintenance of network infrastructure.
• Develop and enforce internal standards and best practices, including cable labeling, asset tracking and documentation accuracy.
• Maintain technical documentation such as cable schedules, rack layouts, patch panel mapping, fiber topology diagrams and as-built drawings.
• Optimize network performance while complying with IT security policies, troubleshoot network issues, perform root-cause analysis and promote productivity through automation and scripting.

Required profile

• Diploma or degree in Computer Science, Electronics Engineering, Information Technology or a related discipline.
• Minimum 5 years of hands-on experience designing, implementing and managing complex structured cabling systems and network infrastructure, preferably in large organizations in Singapore.
• Experience planning, laying out and building MDF and IDF rooms, and reviewing construction and technical drawings.
• Strong project management, vendor management and contract oversight skills, plus excellent documentation, communication and stakeholder engagement skills.

Required skills

• Solid understanding of ANSI/TIA-568 structured cabling standards and practical experience with copper and fiber optic cabling.
• LAN, WAN, wireless and VPN network architecture, and knowledge of TCP/IP, OSPF, BGP and network security technologies (IPS, firewalls, access controls).
• Proven expertise installing and supporting switches, routers, firewalls, wireless access points and controllers.
• Knowledge of datacenter standards such as TIA-942 is highly desirable; professional certifications such as CCNA, CCNP or CNCDP are an advantage.