Senior Network Engineer

Salary: £62,000 - 65,000 per year

Requirements

• CCNP Enterprise or Security, or equivalent hands-on experience
• Strong enterprise Cisco firewall experience with FTD/FMC
• Hands-on knowledge of Cisco ISE, DNAC, SDA, and SD-WAN
• Advanced networking fundamentals, including TCP/IP, routing and switching, BGP, OSPF, MPLS, VLANs, and STP
• Experience with SD-WAN solutions such as Viptela, Meraki, or Fortinet
• Exposure to cloud networking across AWS, Azure, or GCP
• Experience with monitoring tools such as Zabbix
• Strong grasp of network security principles
• Experience handling live security incidents
• Familiarity with SIEM platforms such as Splunk, QRadar, or Sentinel is desirable
• Understanding of ISO 27001, NIST, and GDPR
• Confident, professional client-facing communication
• Calm and effective during high-severity incidents
• Strong attention to detail and documentation discipline
• Ability to manage priorities across multiple customers
• Natural mentor and technical leader
• 3+ years of experience in networking or security, ideally within an MSP or service provider
• Degree in IT, Computer Science, or equivalent experience
• ITIL Foundation or willingness to obtain

Responsibilities

• Act as L3 escalation for complex issues across LAN, WAN, SD-WAN, and hybrid cloud environments
• Support multiple customer networks in a fast-paced MSP environment
• Work across multi-vendor infrastructures, primarily Cisco, with exposure to Fortinet and Juniper
• Support onboarding, migrations, and network transformation projects
• Troubleshoot and manage firewalls, VPNs, WAFs, and IDS/IPS
• Investigate and respond to real-time security alerts and incidents
• Ensure customer environments align with security policies, standards, and compliance frameworks
• Serve as the final escalation point for P1 and P2 incidents
• Lead incident bridges with customers and internal teams
• Perform root cause analysis and produce clear, client-facing reports
• Implement changes in line with ITIL-based change management
• Ensure incidents and requests meet SLA and OLA commitments
• Provide technical input into service reviews and reporting
• Identify opportunities for automation, optimisation, and service improvement
• Analyse monitoring alerts to prevent customer impact
• Fine-tune monitoring thresholds per environment
• Optimise performance, availability, capacity, and security posture
• Develop scripts and automation for repetitive operational tasks
• Contribute to configuration standardisation across clients
• Maintain high-quality documentation and runbooks
• Mentor L1 and L2 engineers and support their technical development

Technologies

• AWS
• Azure
• Cloud
• Cisco
• Firewall
• GCP
• Support
• ITIL
• LAN
• MPLS
• Network
• Security
• Splunk
• TCP/IP
• Zabbix

More

We are a specialist network infrastructure and managed services provider, trusted by organisations across logistics, manufacturing, retail, hospitality, the public sector, and chemical industries. As a Cisco partner, we focus on intent-based networking and helping customers move away from reactive break-fix operations towards secure, resilient, and intelligent network environments. Our work spans structured cabling and passive optical LAN through to enterprise switching, SD-WAN, wireless, and network security. Our managed services practice is where we truly differentiate, supporting mission-critical networks, acting as master systems integrators on large automation projects, and helping organisations address skills gaps while improving visibility, reliability, and security. This is a collaborative, highly technical team where your voice is heard, your growth is supported, and your expertise matters. The role is based in Warrington, UK, with a hybrid working model of 4 days onsite and 1 day remote, Monday to Friday, with no nights or weekends and a 1-in-4 on-call rota. The package includes a total salary of £64,000 to £65,000, paid certifications, ongoing technical development, 25 days holiday plus bank holidays, pension contribution, sick pay, EAP support, volunteering initiatives, and a refer-a-friend bonus.

last updated 28 week of 2026