Network Security Consultant - Consultancy

Hamilton Barnes Associates Limited; United Kingdom; On-site; GBP 55,000 - 65,000; Full time

Job summary

Join a reputable UK-based IT consultancy dedicated to driving business technology services. You will work on projects including firewall migrations and software-defined networks while benefiting from a supportive culture and opportunities for personal growth. The role comes with a competitive salary and comprehensive benefits, including private healthcare and a clear pathway for career advancement.

Benefits

Continuous learning and certification support

Life insurance

Private healthcare

Car allowance (coming soon)

Ownership and responsibility from day one

Qualifications

• Active SC Clearance is a must.
• Strong background with Cisco ASA, Firepower, and NSX-T required.
• Confident communicator and solution-focused mindset needed.

Responsibilities

• Manage firewall migration projects involving Cisco ASA and Firepower.
• Implement software-defined networks and deliver network transformation activities.
• Participate in Juniper Mist deployments and cloud-managed services.

Skills

Cisco ASA

Firepower

NSX-T

Routing

Switching

Customer-first mindset

Self-motivated

Tools

SD-WAN

Juniper Mist

Cisco ISE

Fortinet

Palo Alto

Vulnerability management

Job description

Are you looking for an exciting new opportunity? Join a UK-based IT consultancy dedicated to advancing business technology services within the UK channel and delivering long-lasting, value-driven results for clients. Built on a foundation of expertise and innovation, the team is made up of seasoned professionals with decades of experience in the industry, all passionate about helping businesses unlock the full potential of their technology investments. With a strong focus on strategic IT solutions, they are committed to driving meaningful transformation through cutting-edge design and implementation.

If you would like to learn more about this opportunity, feel free to reach out and apply today!

Responsibilities:

• Firewall migration projects (Cisco ASA and Firepower)
• Implement software-defined networks (NSX-T / ACI)
• Routing and Switching
• Network Delivery
• Deliver network transformation activities: onboarding, switching, wireless, firewall rollout
• Involvement in Juniper Mist deployments and cloud-managed services
• Opportunity to expand into Azure and broader public cloud security infrastructure

Required Experience:

• Active or recent SC Clearance (must-have)
• Strong background with Cisco ASA, Firepower, NSX-T
• Bonus experience in: SD-WAN, Juniper Mist, Cisco ISE, Fortinet, Palo Alto, vulnerability management
• Confident communicator with a customer-first mindset
• Self-motivated, solution-focused, and eager to learn

Benefits:

• Be part of a highly trusted, hands-on team solving mission-critical problems
• Exposure to a broad range of technologies and real opportunity to influence technical direction
• No micromanagement – full ownership and responsibility from day one
• Supportive culture that encourages continuous learning and certification (funded with time off)
• Life insurance, private healthcare, and a car allowance (coming soon)
• Clear path for growth into cloud security, architecture, and leadership

Salary:

• Up to £55,000, potentially rising to £60–65K for the right candidate