Senior Network Infrastructure Engineer – Freelance

Senovo IT Ltd; Glasgow; Hybrid; GBP 83,000 - 138,000; Full time

Job summary

Senovo IT Ltd. in Glasgow, UK is seeking a Senior Network Infrastructure Engineer for a 12-month freelance contract. Hybrid role requiring 2–3 days onsite per week with end-of-September 2026 start date.

The position focuses on enterprise network design, configuration and support, with emphasis on Cisco technologies and high-availability environments. Energy and utilities sectors experience preferred.

Qualifications

• Extensive hands-on experience with Cisco networking technologies.
• Strong knowledge of LAN/WAN, routing and switching.
• Experience with BGP and OSPF routing protocols.

Responsibilities

• Design, configure and support enterprise network infrastructure.
• Manage and troubleshoot complex LAN/WAN environments.
• Work with Cisco networking technologies to ensure high availability.
• Configure and support routing and switching.
• Troubleshoot network connectivity and performance issues.
• Work with TCP/IP, BGP and OSPF.
• Support highly available and business-critical network environments.
• Contribute to network infrastructure design and continuous improvement.
• Demonstrate strong hands-on experience with Cisco networks.
• Ensure on-site presence in Glasgow 2–3 days per week.

Skills

Cisco networking

LAN/WAN

TCP/IP

BGP

OSPF

Network troubleshooting

High-availability

On-site work

Tools

Cisco IOS

Job description

*** Senior Network Infrastructure Engineer – Freelance ***

We are looking for an experienced Senior Network Infrastructure Engineer to join an international project on a 12-month freelance contract.

Location: Glasgow, UK – hybrid, 2–3 days onsite per week

Start: End of September 2026

Contract: Freelance – Outside IR35

Working pattern: Full-time

Duration: 12 months

• Design, configure and support enterprise network infrastructure
• Manage and troubleshoot complex LAN/WAN environments
• Work with Cisco networking technologies
• Configure and support routing and switching
• Troubleshoot network connectivity and performance issues
• Work with TCP/IP, BGP and OSPF
• Support highly available and business-critical network environments
• Contribute to network infrastructure design and continuous improvement
• Strong commercial experience as a Network Infrastructure Engineer
• Strong hands‑on experience with Cisco
• Excellent knowledge of LAN/WAN, routing and switching
• Strong understanding of TCP/IP, BGP and OSPF
• Experience working with high-availability environments
• Strong communication and problem-solving skills
• Ability to work onsite in Glasgow 2–3 days per week

Nice to Have

• Experience with Palo Alto, Fortinet or Check Point firewalls
• Background in energy, utilities, telecommunications or critical infrastructure
• Experience supporting large-scale or business-critical environments