Senior Network Infrastructure Engineer

Senior Engineer - Network Services

Are you an experienced Senior level Network Infrastructure Engineer, who is passionate about Networks? Ready to make a real difference by supporting one of the UK's most crucial Emergency Services organisations?

Telent is looking for a Senior Network Infrastructure Engineer to join our Network Services team, delivering expert 3rd line support, build and configuration, and innovative solutions for a prestigious Merseyside based Emergency Services organisation - a cornerstone of safety for millions.

This is more than a technical role. It's about keeping the critical systems that help save lives running flawlessly. You'll be moulded into a "hybrid working" environment, giving you access to a mix of working from home, working out of our Liverpool office (L30 1NY), and travelling to various Merseyside customer sites. If you're driven by challenge, continuous learning, and impactful work, this role offers a fantastic career step.

The ideal Senior Network Infrastructure Engineer will be a holder of a full UK driving license, has full RTW in the UK and is eligible to gain SC Clearance.

Why this role matters:

Our Emergency Services / Blue Light customer relies on secure, resilient, and cutting-edge Network Infrastructure capabilities, to respond to emergencies 24/7. As a Senior Network Infrastructure Engineer, you'll be pivotal in maintaining and enhancing Network Infrastructure across sites, that enables first responders to save lives and protect communities. You will monitor, troubleshoot, fix, build and configure complex Networks requests / incidents / solutions for various Cisco based technologies.

What you'll be doing:

As a Senior Network Infrastructure Engineer, your expertise will form the backbone of the ICT environment, supporting day-to-day operations and strategic projects:

• Deliver expert 3rd line support for Network infrastructure, hardware, applications, and systems, ensuring minimal downtime.
• Manage the full lifecycle of Network devices, including routers, switches, firewalls and access points.
• Monitor Network performance and capacity to ensure optimal utilisation, reliability and scalability.
• Configure, build, test, and implement new Network Infrastructure and ICT solutions that meet stringent operational demands, with some involvement in Design work.
• Produce and maintain comprehensive system documentation, including configurations, network maps, and process workflows.
• Collaborate closely with third-party suppliers, ensuring SLA compliance and speedy resolution of issues.
• After training, contribute to the 24/7 on-call rota (1 week every 5 weeks), supporting critical incidents and emergencies.
• Work within ITIL frameworks, ensuring all processes align with best practice and regulatory standards.

Who you are:

We're seeking a proactive, knowledgeable Senior Network Infrastructure Engineer who thrives in a fast-paced, mission-critical environment:

• Proven experience in a Network infrastructure support role, ideally within Emergency Services or Blue Light Services industries, or a Managed Service environment.
• Strong operational experience with Cisco Network technologies including routers / routing, switches / switching, firewalls and access points.
• Excellent understanding of key network protocols and concepts such as OSPF, BGP, NAT, TCP/IP routing, load balancing and high availability.
• Experience with VPN technologies such as IPSEC, SSTP, PKI, policy/route-based VPNs and VTI/GRE tunnels.
• Experience working with Cisco Secure Threat Defence (Firepower) and Netgate pfSense firewalls.
• CCNA / CCNP accredited - desirable but not essential.
• Security Cleared to NPPV3 level or eligible to gain NPPV3 and / or SC Clearance
• Holder of a full UK driving license and readiness to travel across Merseyside sites - flexibility required.
• Comfortable working independently and as part of a team, with excellent communication skills and a customer-focused mindset.

What we offer:

At Telent, your career is a journey - one that spans sectors, technologies, and challenges. We invest in your growth, learning, and wellbeing, nurturing an inclusive culture where diversity is celebrated, and everyone can thrive.

• Company vehicle provided for travel across Merseyside sites.
• Uncapped overtime options.
• On-call/standby salary uplift (1 week in every 5 weeks).
• 26 days annual leave plus public holidays, and flexible buy/sell options.
• Company pension scheme.
• Access to the Flexible Benefits & Rewards portal.
• Family-friendly policies and occupational health support.
• Discounts on cinema, restaurants, and shopping via the Telent Rewards scheme.

Telent:

We are proud of our core values - Be Collaborative, Be Inclusive, Be Customer Focused, Take Responsibility - and we are committed to reflecting the communities we serve in everything we do.

Ready to power critical services with your ICT expertise?

Join Telent and help keep our Emergency Services ICT and networks secure, resilient, and mission-ready. Apply now to be part of a team where your skills protect lives every day.