NOC Engineer

As a NOC Engineer, you’ll play a key role in maintaining the stability, performance, and resilience of Zen’s network infrastructure. Working closely with Network and Infrastructure Engineers, as well as third parties and internal teams, you’ll manage incidents, optimise processes, and support ongoing service improvements.

Your main responsibilities include:

• Participating in a 24x7x365 shift rotation, providing continuous network monitoring and support.
• Ensuring stable, reliable operation of Zen’s access, service, and core networks.
• Managing major incidents - coordinating response, communication, and resolution across internal teams and suppliers.
• Monitoring network and system performance using established tools, identifying and resolving issues proactively.
• Troubleshooting complex network faults across hardware and software layers.
• Applying configuration changes following approved change control processes.
• Installing, maintaining, and upgrading network hardware and software.
• Providing 3rd-line technical support for escalations from other departments.
• Maintaining accurate, high-quality documentation for projects, incidents, and processes.
• Handling tickets to a high standard, with clear and consistently informative updates.
• Working within an ITIL-based framework to uphold key KPIs and SLAs.

Your work directly supports Zen’s mission to deliver award-winning service - driving operational excellence, continuous improvement, and customer satisfaction., Join us as a NOC Engineer where your technical expertise will directly impact the stability of our network operations while providing outstanding support to our users!

We are seeking a proactive and technically skilled NOC (Network Operations Center) Engineer to join our dynamic team. In this vital role, you will be the first line of defense in monitoring, maintaining, and troubleshooting our network infrastructure to ensure optimal performance and security. Your expertise will help keep our systems running smoothly, support our IT operations, and deliver exceptional service to our users. If you thrive in a fast-paced environment, possess strong communication skills, and have a passion for technology, this is the perfect opportunity to advance your career in network support., * Previous experience working with network equipment in an ISP or large-scale NOC environment.

• Proven experience in incident response, triage, and prioritisation.
• Ability to work autonomously and manage your own workload effectively.
• CCNA certification or equivalent level of networking knowledge required.
• Strong understanding of technologies including IP protocols (ICMP, UDP, TCP), IP filtering, routing protocols (BGP, OSPF, ISIS), MPLS, and Ethernet.
• Experience with some or all of the following: Juniper, Cisco, Zabbix, Jira Service Management, Kentik, and Openreach platforms.
• Basic Linux/UNIX skills desirable but not essential.

Pulled from the full job description

• Free or subsidised travel
• Sick pay
• Life insurance
• Additional leave
• Company pension
• Discounted or free food
• Casual dress, * Additional leave
• Canteen
• Casual dress
• Company pension
• Cycle to work scheme
• Discounted or free food
• Free or subsidised travel
• Life insurance
• On-site parking
• Sick pay

At Zen, your individuality matters. Your gender, race, ethnicity, disability, sexuality, neurodiversity, background, and everything else that makes you who you are - we value it all. We want you to feel seen, respected, and supported from the very start of your journey with us.

Our values shape how we work and who we are. We celebrate diversity and build strong communities where everyone belongs. We put people and the planet before profit, and we’re ambitious about the future, always learning, innovating, and striving to deliver award-winning service. Together, this means you’ll find opportunities not just to grow your career, but to make a meaningful impact.

We’re always open to conversations about part-time or flexible working, or reasonable adjustments, and we’ll support you wherever we can. Please feel comfortable sharing your preferences during the recruitment process.