Network Security Engineer

Salary: £48,000 - 50,000 per year

Requirements

• Strong experience in Cisco network and security environments
• Proven hands-on expertise with Cisco Firepower (FTD / FMC) and Cisco ISE
• Solid understanding of network security principles, firewalls, VPNs, routing, and switching
• Experience working in a project-based environment, leading or owning technical delivery
• Excellent verbal and written communication skills
• Ability to work independently in a remote setting while collaborating effectively with distributed teams
• Full right to work in the UK and willingness to travel occasionally
• Experience with Fortinet / FortiGate firewalls (desirable)
• Knowledge of Cisco Stealthwatch and related Cisco security products (desirable)
• Exposure to wider Cisco security technologies (e.g. Secure Firewall, Secure Network Analytics, Umbrella, etc.) (desirable)
• Relevant industry certifications such as CCNP Security, CCNP Enterprise, or equivalent (desirable)

Responsibilities

• Lead the technical delivery of network and security projects from design through implementation and handover
• Act as the lead engineer on complex customer engagements, ensuring solutions are delivered on time and to a high standard
• Provide technical guidance and mentorship to other engineers involved in project delivery
• Collaborate closely with project managers, architects, and stakeholders to align technical outcomes with business objectives
• Implement, and support enterprise-grade network and security solutions
• Deploy, configure, and troubleshoot Cisco Firepower firewalls, including policy configuration, VPNs, and threat protection
• Implement and maintain Cisco Identity Services Engine (ISE) for network access control, authentication, and authorization
• Work with Cisco Stealthwatch and other Cisco security tools to provide visibility, monitoring, and threat detection
• Configure and support FortiGate firewalls where required, including firewall policies, VPNs, and security profiles
• Produce high-quality technical documentation, including designs, implementation guides, and handover documentation
• Serve as a trusted technical advisor to customers, clearly explaining solutions and technical decisions
• Gather technical requirements and translate them into robust, secure network designs
• Participate in technical workshops, design reviews, and project update meetings
• Support occasional onsite work at customer locations in the UK and Europe

Technologies

• Cisco
• Firewall
• FortiGate
• Support
• Network
• Security

More

We are seeking an experienced and proactive Project-focused Network Engineer to deliver a range of network and security-focused projects across our client base. This fully remote UK-based role offers a competitive salary up to £50,000, depending on experience, and provides the flexibility to work from home while still allowing for occasional in-person collaboration. We value a healthy work-life balance and offer opportunities for professional development, training, and certification support. You will take ownership of high-impact projects and play a key role in shaping secure network solutions for our customers across the UK and Europe.

last updated 23 week of 2026