Right across infrastructure, there’s a requirement to not only maintain, but also renew and reimagine. Whatever stage you’re at in your career, with us you’ll have an opportunity to grow and develop. Delivering essential infrastructure services for life, while being safety first, and client and customer centric in a friendly, fun and respectful environment where you are encouraged to thrive.
Reporting into the Engineering Manager, the Senior Engineer – Voice Design is responsible for the design, assurance, and technical governance of voice communication systems delivered over Network Rail’s telecommunications infrastructure. The role supports the safe, reliable, and resilient delivery of operational voice services across the UK rail network, ensuring compliance with Network Rail standards, safety requirements and industry best practice.
This is a 3 Month Fixed Term Part Time contract (22.5 Hours per week)
What you’ll do:
- Produce high-level and detailed designs in accordance with the Rail Engineering Plan
- Perform reviews to verify designs are compliant to contract technical requirements
- Design and support migration strategies from on‑premise CUCM to cloud-hosted Cisco calling solutions
- Act as a 3rd line technical lead to resolve technical problems
- Take the lead where required in root cause analysis to drive issue resolution and limit impact to the customer.
- Creation of design packs in accordance with Network Rail design rules
- Produce Bill of Materials associated with designs to support implementation phases
- To be responsible for documentation and upkeep of technical databases
- Report against programme to relevant Project Manager
- Attend and present at technical design review (TDR) and Inter Disciplinary Check (IDC) meetings as required
Who you are:
You will have experience in a similar role, and be familiar with Network Rail FTN / FTNx or equivalent carrier‑grade telecoms networks.
Key Requirements:
- Experience designing and building IP Voice solutions, ideally to include: Cisco Call Manager, CUCM Cloud, IP Trade TSS, TPO and Turrets, RedBox IP Voice Recorders & Acculab Voice Gateways
- Familiarity with rail telecoms assurance and governance processes.
- Project Experience: Proven track record of managing high-user-count migrations within a Cisco Collaboration Flex Plan framework.
- Modern Networking: Understanding of software-defined networking (SD-WAN) and hypervisor management (ESXi or Cisco NFVIS) for virtualized voice applications preferred.
What we offer:
At Telent, we’re committed to creating an inclusive culture where everyone feels valued, supported, and able to thrive. We welcome applicants from all backgrounds and encourage diverse perspectives across our teams.
The additional benefits with this role:
- 34 days holiday (pro rata), including public holidays, plus the option to buy or sell days annually OR 26 days holiday, plus public holidays, and the option to buy or sell days annually
- Company pension scheme
- A range of family friendly policies
- Occupational health support and wellbeing Portal
- Discounts on Cinema, Restaurants and Shopping with Telent Reward scheme.
We are guided by our values and behaviours:
Be Inclusive
Take Responsibility
Collaborate
Be Customer-focussed
Join us and help deliver critical infrastructure projects that make a real difference.
It’s an exceptional time to be a part of M Group.
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