Senior Network Engineer

Senior Network Engineer Cisco LAN/WAN/VPN

Location: Merthyr Tydfil (mainly onsite)
Salary: £47,000 £53,600 + 23.7% employer pension & excellent benefits

Make a Difference with Your Expertise

Are you an experienced Cisco Network Engineer looking for a role where your work genuinely makes a difference?

Were looking for a Senior Network Engineer to take the lead in maintaining and developing high-quality voice and data network services that support vital public services across South Wales.

Youll be joining a forward-thinking digital team driving technology transformation across the organisation a chance to combine technical challenge with real purpose.

The Role

In this hands-on role, youll be responsible for the operational delivery and optimisation of our Cisco-based infrastructure. From ensuring seamless connectivity across LAN/WAN/VPN environments to securing the network and supporting VoIP systems, your expertise will keep our digital services running smoothly.

Key Responsibilities

• Lead the configuration, maintenance, and support of Cisco LAN/WAN/VPN infrastructure
• Ensure secure and resilient data and voice services across multiple sites
• Manage and optimise firewalls, wireless networks, and cybersecurity tools
• Support and integrate VoIP and unified communication systems
• Collaborate with IT and digital project teams to deliver infrastructure improvements
• Oversee network lifecycle management, capacity planning, and business continuity

About You

Youre an experienced Network Engineer who thrives in complex environments and enjoys taking ownership of your work. You have strong hands-on Cisco experience and a passion for reliable, secure network delivery.

Essential Skills & Experience

• Proven experience in Cisco configuration and troubleshooting
• Strong knowledge of LAN, WAN, VPN, routing, switching, and wireless technologies
• Understanding of network security firewalls, IDS/IPS, MDM
• Experience supporting VoIP or voice communication systems
• Excellent communication and stakeholder engagement skills

Desirable

• Certifications such as CCNA, CCNP, CWNA, ITIL
• Experience with Cisco Catalyst Switches and ASA 5500/5500-X Firewalls (FirePOWER)
• Background in public sector or healthcare IT environments

Why Join Us

This is more than a technical role its an opportunity to contribute to a team delivering digital excellence to the public. Youll be part of a collaborative, supportive IT environment where your expertise is valued and your professional growth encouraged.

Youll enjoy:

• Competitive salary up to £53,600
• Generous 23.7% employer pension contribution
• Flexible hybrid working (typically 12 days per week/fortnight onsite)
• Excellent worklife balance and civil service benefits
• Ongoing training and development opportunities

Apply Now

Join us and play a key role in keeping essential public services connected, secure, and future-ready.

Keywords: Senior Network Engineer, Cisco Network Engineer, LAN, WAN, VPN, Network Security, Cisco ASA, Catalyst Switches, VoIP, Firewalls, CCNA, CCNP, South Wales, Public Sector IT, Infrastructure Engineer.

Equal Opportunities: We are committed to building a diverse and inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, gender, age, disability, or other protected characteristics.