Fortinet Security Specialist - ISP

Do you want to be involved in the expansion of one of the UK's largest mobile networks?

Join the leading fixed and mobile communications provider in the UK, building and operating the country's largest networks. Serving consumers, businesses of all sizes, public sector organizations, and other communications providers, this company delivers essential fixed, mobile, and converged connectivity solutions. From broadband and mobile services to TV, networking, and IT solutions, their offerings are integral to modern life. With 5G coverage now reaching 80% of the UK population, they continue to set the standard as the UK's best mobile network.

Apply now and step into a position where expertise drives real outcomes.

Responsibilities:

• Leading and supporting the delivery of Fortinet infrastructure projects
• Acting as the technical go-to for key customers - building long-term trust
• Handling P1 and high-impact support escalations when needed
• Supporting Fortinet to Cisco Nexus switch migrations
• Involved in WAF and SD-WAN deployments
• Participating in an on-call rota (1 week in 2) - compensated at £403/week
• Working 3 days a week on-site

Skills/Must have:

• Strong Fortinet experience: FortiGate, FortiSwitch, FortiWAF, SD-WAN
• Confidence across both BAU and project delivery
• Great stakeholder skills - working directly with customers
• Experience with switch migrations, ideally Fortinet, Cisco Nexus
• Ability to operate as the Technical Operations Authority within domain
• SC Clearance or SC clearable status (essential)

Benefits:

• Hybrid role with 3 days/week in office
• Choose from: Sheffield, Hatfield, Belfast, Birmingham, or Manchester
• Work in a mature, collaborative environment with real career headroom

Salary:

• £70,000 base salary