Secure Network Consultant

Secure Network Consultant

Join Frazer‑Nash Consultancy as a Secure Network Consultant and help deliver secure network solutions to high‑profile clients, with an emphasis on secure government, aerospace, defence, transport, and industry.

Flexible; office based in Gloucester but may involve client sites in the Southwest of the UK and occasional travel elsewhere, including overseas.

Hybrid working pattern – time split between the office, client sites, and working from home.

£45,000 – £60,000.

11th January 2026 – we encourage early applications.

• Defining requirements, planning and managing network hardware maintenance, upgrades and patches.
• Vulnerability assessment and risk‑management planning.
• Implementation of network management tooling and systems.
• Network monitoring and diagnosing issues, identifying and resolving network incidents.

• Familiarity with data centre health and safety protocols and an understanding of data centre management principles and design standards.
• Experience in data centre network design (CCNP), network infrastructure design (CNIDP) and creating rack layout designs.

• Proven experience with Cisco routers and switches and experience in network management and monitoring.
• Working knowledge of virtual machine environments and experience with Juniper devices.

• Experience with Cisco IOS, with proficiency in Linux operating systems and Windows Server environments.

• Ability to produce technical documentation (e.g., Visio diagrams, configuration change logs, high‑level designs).
• Project management skills, including scope definition, timeline management, stakeholder engagement, and familiarity with Waterfall and Agile methodologies.
• Effective communication skills for translating technical concepts to non‑technical stakeholders.
• Incident response capabilities, including task prioritisation and post‑incident reviews.
• Familiarity with Atlassian tools (Jira and Confluence).
• Experience with firewall policies and zone‑based firewalls.
• Understanding of Zero Trust network principles.

Due to the nature of the work that Frazer‑Nash Consultancy undertakes, candidates undergo pre‑employment screening and satisfy clearance criteria for UK National Security Vetting.

• Competitive salary with yearly reviews.
• 25 days holiday + the opportunity to buy 5 days.
• A welcoming work culture.
• Flexible working arrangements.
• Enhanced parental benefits.
• Company pension scheme.
• Targeted professional development.
• Life assurance.
• Private healthcare membership.
• Bonus scheme linked to company performance.
• Paid membership fees to a professional institution.
• Cycle to work scheme.
• Seasonal rail ticket loan.

Information Technology – Business Consulting and Services.