Mechanical & Electrical Engineer (Third Line, On-call)

• As a Mechanical & Electrical Engineer, you’ll play a key role in maintaining and enhancing our critical private telecom infrastructure. This role is primarily remote, with regular travel expected across the UK to support sites and projects as required. You’ll work across complex live environments, collaborating with engineering and project teams to keep the network resilient and future‑ready. We’ll rely on you to lead during incidents and drive continuous improvement activity.You will be required to participate in a fortnightly on-call rota to provide out-of-hours support. Please also note that this role is primarily remote rather than hands-on.
  
  Where will you be working?
  

   At M Group Telecom, we’re enabling and enhancing telecom networks, playing a lead role in the delivery of our tech enabled future.

  We deliver full network cycle services for fixed, private and mobile operators.

  Private networks- We find the best technology, manage assets and refresh systems. With 24/7 network operations, we keep things running smoothly, while operating comprehensive network repair and maintenance to keep everything in top shape.

  Want to come and be a part of it?
  
  What will you be doing?
  
  You’ll act as our third‑line technical escalation point, stepping in when complex mechanical and electrical incidents impact live private telecom networks. We’ll rely on you to take full ownership of high‑impact and non‑standard faults, leading them through to complete resolution while driving thorough root cause analysis for major incidents. Working with deep expertise across AC/DC power systems, UPS, generators, HVAC and associated controls, you’ll help us design, review and continuously improve the mechanical and electrical infrastructure that underpins our networks — from data centres to street cabinets. Together, we’ll ensure our estate remains resilient, compliant and scalable for the demands of today and the growth of tomorrow.
  
  You’ll work closely with project teams, field engineers and third‑party partners on upgrades, refreshes and technical remediation, while also supporting and mentoring first‑ and second‑line NOC engineers to raise overall capability across the business. We’ll count on you to develop and optimise monitoring through PMS, EMS and BMS platforms, contribute to technical standards and documentation, and proactively identify risks and opportunities for continuous improvement across the estate — helping us build a smarter, stronger and more reliable network.

   

  You will be part of a on call rota which is 1 out of 2 weeks.
  
  What you’ll bring? 
  
  You’ll bring a strong understanding of telecom power systems, including AC/DC power, rectifiers and inverters, helping us keep critical infrastructure stable and resilient.

  You’ll have hands‑on experience with AC and AHU systems, generator systems and a range of cooling technologies, ensuring environments are optimised for always‑on networks.

  You’ll combine strong problem‑solving and analytical abilities with solid project management skills, allowing us to plan, deliver and resolve complex technical challenges effectively.

  You’ll be comfortable working with PMS, EMS and BMS platforms, helping us proactively monitor, control and optimise our estate.

  You’ll have proven UPS experience, supporting continuity of service across critical network and data environments.

  You’ll come with a background in mechanical and/or electrical engineering, ideally within telecommunications, data centres or power distribution, enabling us to operate at scale with confidence.

   

  What’s in it for you?
  
  We offer a range of benefits designed to support your life in and out of work, some of which include.
  
  Matched or contributory pension scheme
  Online GP service, 24 hours a day, 365 days a year
  Employee assistance programme
  My Rewards portal, access to 1000’s of retail discounts
  Life assurance
  Cycle to work, salary finance and give as you earn schemes
  Enhanced maternity, paternity leave and adoption leave
  Reward and recognition scheme

  In addition, this role offers; 

  • On call & Overtime
  •  Company car and fuel card with a range of EV and hybrid vehicles to choose from
  •  My Car Choice our salary sacrifice EV/ Hybrid car scheme
  •  Health Care Cash Plan, giving you the ability to claim back medical expenses for things like dental, eyecare and physiotherapy and much more!
  •  25 days annual leave plus bank holidays
  • Recommend a friend – get rewarded for introducing people to us!

   
  About us
  
  We want to be an employer of choice and a great place to work, attracting diverse and talented people, who join us and make a difference. We’re one of the Top 100 UK companies actively supporting and recruiting veterans. Our ENABLE inclusion networks bring together people who have a shared passion, to help create an environment where everyone belongs.
  
   Our values help to shape our culture and how we work with one another. We recruit with these values in mind, to ensure your aspirations, and ways of working, align with ours.
  
  We’re responsible and go further for our people, clients, communities and the planet
  We’re open and seek new and better ways of exceeding expectations
  We’re together and as one team; the whole is greater than the sum of the parts
  We’re ambitious and embrace opportunity, to lead essential infrastructure services for life
  Whether you’re a trainee, apprentice or graduate, or progressing through your career, our people benefit from industry recognised programmes, training and development.
  
  It’s an exceptional time to be a part of M Group.
  
  Please note: Occasionally, job adverts might be closed before the stated closing date. Do apply as soon as possible to ensure your application is considered.
  
  For certain roles, successful candidates will be subject to 3rd party background checks as part of the hiring process. Some roles require drug and alcohol testing as part of induction and onboarding.

   

  #MGROUPT INDSTA (For specific location)  

• .

Strong telecom power systems knowledge, AC/DC, UPS, generators, HVAC/AHU, cooling, and monitoring platform experience; mechanical or electrical engineering background with analytical and project management skills.

Key Responsibilities

• resolving incidents
• performing analysis
• optimising monitoring

Skills & Tools

UPS, HVAC, PMS, EMS, BMS, AC/DC, AHU

Job Details

• Category: Engineering
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — Cambridgeshire, United Kingdom
• Languages: English

Benefits

• Generous paid time off
• Retirement plan
• Generous parental leave

About M Group Ltd

An infrastructure services provider delivering telecom network design, maintenance, repair, and enhancement. — Industry: Construction