Senior Network Specialist

Senior Network Specialist

Shoreham-by-Sea (Hybrid)

Very Competitive Salary

Focus Group is a rapidly growing £300m technology services provider, backed by Hg Capital and recently valued at $1bn. Supporting over 30,000 UK businesses, we’re investing heavily in top technical talent and we’re looking for a Senior Network Specialist to join our Networking & Security team.

This is a senior, hands‑on position where you’ll take ownership of complex, multi‑site network and security projects end to end. Working in a hybrid setup from Shoreham, you’ll act as the technical lead across SD‑WAN, SASE, firewalls, and core networking, delivering high‑quality solutions for SME and enterprise customers.

You’ll produce detailed designs and documentation, lead implementations, support delivery teams during key project phases, and work closely with Solution Architects to turn designs into real‑world solutions.

• Strong experience with firewall platforms (Forti Gate, Cisco, Sonic Wall, Watch Guard)
• Proven delivery of SD‑WAN and SASE/SSE solutions
• Solid networking fundamentals (BGP, OSPF, VLANs, IPsec, QoS, DNS, DHCP)
• Experience leading end‑to‑end project delivery
• Relevant certifications (e.g. CCNP, NSE 4+, Aruba)
• Clear communication skills with both technical and non‑technical stakeholders

Experience with Fortinet NSE 7+, cloud networking (Azure/AWS), or Zero Trust/ ZTNA solutions.

You’ll be part of a high‑performing technical team with real ownership, working on varied and interesting projects. We offer strong career development, support for certifications, and a genuinely collaborative environment.

At Focus Group you can be proud of what you do, how you do it and feel a true part of the team. We work hard to create an inclusive, collaborative and rewarding environment where you are inspired to achieve brilliant things and really make a difference to the future of our business.

We’re proud to have built an outstanding place to work where people thrive and are recognised for their achievements. We’re delighted to have been named one of the UK’s best 100 Companies to Work for 2021 and a British Private Equity & Venture Capital Association (BVCA) 2023 Vision Award Winner for London & South East for our commitment to culture and ESG.