Senior Network and Security Engineer
Job Summary
Own complex networks. Lead delivery on site. Be the expert customers trust as our Senior Network and Security Engineer.
At Intercity we dont just keep networks running we make them secure resilient and fit for the future.
Were looking for a Senior Network & Security Engineer to take a leading technical role supporting a key customer site in Nuneaton. This is a handson customerfacing role for an experienced engineer who enjoys ownership problemsolving and delivering real outcomes.
Youll work across BAU support and project delivery acting as a trusted technical presence on site and a goto escalation point for complex network challenges.
About the role
This is a secondline and projectfocused role combining technical depth with strong customer engagement.
Youll be responsible for troubleshooting and resolving complex network issues delivering network projects endtoend and ensuring the customers environment remains secure stable and welldocumented.
Youll operate with confidence and autonomy knowing when to take the lead and when to collaborate with senior colleagues and youll play a key role in guiding and mentoring a more junior engineer on site.
This role is based primarily at a customer site in Nuneaton and requires someone who is comfortable being visible accountable and trusted by stakeholders.
Key responsibilities as a Senior Network and Security Engineer:
- Act as a technical escalation point for complex network and security incidents
- Troubleshoot and resolve network issues while managing priorities and SLAs
- Deliver network projects endtoend from design through to implementation commissioning and UAT
- Configure deploy and support enterprise network infrastructure including:
- Juniper switching routing and firewalls
- Aruba wireless controllers and access points
- Lead wireless deployment optimisation and troubleshooting
- Own patching upgrades and configuration changes across the estate
- Maintain clear accurate network documentation and live ticket updates
- Build strong working relationships with customer stakeholders through clear confident communication
- Mentor and guide a junior engineer supporting their technical development
- Work independently on site while collaborating with wider Intercity delivery teams
Key Experience:
This role is suited to an experienced network engineer who is confident working in a customer environment and comfortable owning complex technical delivery.
Youll bring:
- Strong handson experience in enterprise networking with at least 2 years in a dedicated networking role
- Proven experience working with Juniper and Aruba technologies
- The ability to diagnose and resolve complex network issues under pressure
- Experience delivering technical projects alongside BAU support
- Excellent verbal and written communication skills
- A structured methodical approach to troubleshooting and documentation
- Confidence working independently while contributing as part of a wider team
- A proactive mindset and a genuine interest in continuous learning
Qualifications
- JNCIA ACNT or a relevant degree (or equivalent practical experience)
What We Offer:
- 33 days holiday (inclusive of bank holidays) with entitlement increasing by one day for each full calendar year employed up to a maximum of five days.
- Annual pay reviews.
- Holiday buy scheme.
- All-company bonus scheme.
- Death in service cover.
- Employee assistance programme.
- Company pension.
- Active social calendar.
- A strong focus on developing our people.
About You
About Us
Intercity Technology provides reliable and secure technologies in communications cloud and managed services with a big difference Intercity is a technology solutions partner that isnt all about tech. Its about a great bunch of people combining their passion expertise and dedication to deliver extraordinary results for businesses.
Our vision is to be the best technology partner to work for and with we are really proud of our achievements so far:
- Customer Net Promoter Score of 92
- Gold Award Investors in People Accreditation
- Employer of the Year 2025 - British Business Excellence Award
- Gold Eco Vadis rating - Among the Top 3% of Companies for Sustainability Performance
We select candidates with the right skills experience and values to join us and selection is based on a fair and equal process. Were proud to be committed to equal opportunities and welcome all applications. As a specialist in secure technology solutions all successful candidates will be subject to pre-employment checks so we can ensure compliance with our ISO27001 (Information Security) and Cyber Essentials Plus certifications. We are committed to using any personal information you may give us in a secure and proper manner for more information please see our privacy policy on our website.
Required Experience:
Senior IC
Key Skills
About Company
Choose an IT service provider with real People Power and an award-winning Do More culture.