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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Operations Engineer - **Company:** Infinity Quest - **Location:** London, UK - **Experience:** Expert - **Salary:** £45,855.0 - **Contract:** Permanent contract - **Skills:** Cloud Computing, Computer Networks, Monitoring of Systems, Internet Service Provider, Local Area Networks, Network Security, Log Analysis, Network Architecture, Network Monitoring, Virtual Local Area Networks, Wide Area Networks, Identity Services Engine, Computer Network Operations, System Availability, Firewalls (Computer Science), Routing & Switching, Firewall Services Module, Cisco - **Published:** August 5, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5828120395 ## About the Role The ideal candidate will have strong troubleshooting skills and hands-on experience with network and security technologies, along with the ability to manage incidents, changes, and vendor coordination effectively., 3 7 years of experience in Network Operations / NOC / NetOps Strong troubleshooting mindset with structured approach Experience working in enterprise environments with multiple vendors Familiarity with ITIL processes (Incident, Problem, Change Management) Basic understanding of network security and access control Preferred Skills Experience working in global network environments Exposure to firewall/SD-WAN/cloud networking platforms Certifications (optional but beneficial): o CCNA / CCNP o Palo Alto PCNSE / PCNSA Soft Skills Strong communication skills for incident handling and stakeholder updates Ability to work in a 24x7 operational environment (if applicable) Attention to detail and documentation discipline ## Description We are seeking a Network Operations Engineer (L1/L2) to support and maintain the organization's global network infrastructure. The role is responsible for monitoring, troubleshooting, and operational management of enterprise network and security platforms, ensuring high availability and performance across WAN, LAN, SD-WAN, Incident Management & Troubleshooting Troubleshoot and resolve end-user and system issues across: o PANW Firewalls, PANW SD-WAN, PANW Prisma Access o Routing & Switching environments o Wireless and NAC (CISCO ISE) Perform initial analysis, L2 troubleshooting, and escalate when required Support global network incidents, outages, and performance degradation Monitoring & Alert Handling Monitor network alerts, dashboards, and monitoring tools Perform triage and take corrective actions based on alerts Ensure proactive identification of issues and minimize downtime Vendor & TAC Management Open and manage TAC cases with OEM vendors (e.g., Palo Alto, Cisco) Coordinate with ISPs and service providers for circuit issues Track and follow up until resolution Network Operations & Administration Perform routine network operations including: o URL allowlisting, firewall changes o Log analysis (traffic, URL filtering, blocked ports) Maintain monitoring systems and ensure devices are onboarded Change & Release Management Submit change requests and participate in CAB discussions Implement approved changes in production (low/medium risk changes) Ensure proper documentation and rollback plans Upgrades & Maintenance Perform software upgrades and patching for: o PANW Firewalls o CSCO Switches o PANW SD-WAN appliances Assist in lifecycle management activities Configuration & Deployment Configure network and security devices under guidance: o Firewall rules, SD-WAN policies o Switch VLANs, routing updates ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Green Cloud Computing](https://www.wearedevelopers.com/videos/592-green-cloud-computing) - [Progressive Delivery in Kubernetes](https://www.wearedevelopers.com/videos/949-progressive-delivery-in-kubernetes) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) ## Related Articles - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [IT Salaries in UK](https://www.wearedevelopers.com/magazine/288-it-salaries-in-uk) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers)