Role Purpose

Our Active Network Engineering function is vital in delivering meaningful, reliable solutions that provide customers with best-in-class digital infrastructure and superfast broadband.

The Senior Network Engineer is responsible for the full life cycle of active network components, ensuring solutions are delivered at pace in a standardised, scalable, supportable, and secure manner.

Role Location: Milton Keynes

Department: Architecture & Engineering

Reports To: Engineering Manager

Hours per week: 37.5

Work style: 3 days on site/2 days off site

Key Accountabilities

• Interpret business requirements and recommend solutions/best practices.
• Solve complex problems with a broad perspective.
• Utilize functional knowledge to resolve challenges.
• Serve as a subject matter expert in the function.
• Lead teams or projects and act as a quality resource.

Essential Qualifications

• GCSE or equivalent in English, Maths, and Science.
• Knowledge of GPON/XGSPON, including co-exist elements and PON impairments.
• Adtran knowledge is a necessity.
• Experience with Calix/Nokia OLT; Adtran knowledge is a plus.
• Expertise in Access Network Service Improvement and technology/platform life cycle.
• Familiarity with Gigabit CPE (Layers 2 and 3).
• Specialist knowledge in network engineering, including:
• Access
• Core
• DWDM
• Automation
• Security
• Strong understanding of Layer 2 and 3 technologies (Ethernet, CoS, QoS, MPLS, IPv4, IPv6).
• Experience in mixed vendor environments and technology migrations.
• Highly analytical with attention to detail and a focus on continuous improvement.
• Excellent problem-solving and troubleshooting skills.
• Self-motivated, capable of independent and collaborative work.
• Strong written and verbal communication skills.
• Experience in structured planning and project management (agile and waterfall).

Nice to Haves (Not Required)

• Familiarity with tools like Splunk, Jira, and Ansible.
• Knowledge of network inventory and monitoring.
• ITIL.
• Programming skills (Ansible, Python).
• Understanding of Telecoms Security Act and passive network topologies.
• Experience with Network Reliability Engineering (NRE) and Infrastructure as Code.