Senior Protection and Control Design Engineer

Company logo
Mitie
British strategic outsourcing and energy services firm offering FM, security, cleaning, engineering and energy solutions.
Lead design and management of HV/EHV protection & control systems for substations
3 days ago ago
Expert & Leadership (13+ years), Experienced (8-12 years)
Full Time
England, United Kingdom
Hybrid
Company Size
72,000 Employees
Service Specialisms
Facility Management
Security Services
Cleaning Services
Engineering Services
Project Management
Construction Services
Consulting
Technology Services
Sector Specialisms
Critical environments
Financial & professional services
Life sciences
Manufacturing
Media, telecoms & tech
Retail & shopping centres
Transport
Utilities
Role
What you would be doing
design review
document control
risk assessment
tripping matrix
protection strategy
team management

As part of the wider electrical design team, the senior protection and control engineer is responsible for the interfacing all items of electrical equipment typically found within a HV or EHV substation to ensure that a suitable protection and control strategy is implemented. The senior engineer role is actively involved in setting the protection and control philosophy for the project.

The individual must be able to Identify and ensure design compliance with all relevant standards, legislation, Customer requirements, TSO and DNO standards and contract specifications throughout the project lifecycle.

Review tender or contract documentation and establish the protection scope of works and prepare design deliverables.

  • Mentor and provide guidance to developing engineers within the department;
  • Ensure all required designs, models and drawings have an adequate level of review, checking and approval, including suppliers and subcontractors, according to Quality Assurance processes and in line with a ‘right first time' philosophy.
  • Ensuring designers have all the necessary information to commence designs
  • Input into the wider team for the specification of plant and equipment.
  • Undertake training and mentoring to junior engineers and supervise their work. Contribute to identifying training needs for the team.
  • Ensure document management procedures are always followed. This will include document numbering, naming and revision control.
  • Contribute to the production of a project specific designers risk assessment
  • Tripping matrix drawings
  • Driving quality and consistency in the approach to design.
  • Producing relay bill of quantity and relay cortec
  • DC battery sizing calculations
  • Act as the P&C technical lead through the whole life of the project. This typically involves obtaining approval of the high level design and producing the detailed design as follow
  • Interface with the procurement team to provide suitable specifications where necessary and approve the manufacturers data sheets prior to purchase ensuring they meet the project requirements, employers requirements and appropriate British and European standards.
  • Collaborate with designers from other disciplines under coordination of each projects
  • Day to day management of a small team of protection & control and electrical designers.
  • Checking and / or approving design drawings and documents from the wider protection team and equipment manufacturers
  • Embed safety and sustainability by design on all projects, ensuring compliance with the latest CDM Regulations.
  • Accountable to provide design activities in accordance with applicable codes and standards, policies and procedures;
What you bring
modbus
iec61850
dnp3
hv protection
400kv
degree

Ability to contribute to a designers risk assessment for designs being developed and produced.

Ability to take the initiative and demonstrate a pro-active approach to activities and problems.

Have working knowledge of the role of the designer under the CDM Regulations 2015.

Significant experience in the design of complete HV protection and control systems ranging from 11kV to 132kV and ideally up to 400kV, with 10 years plus discipline specific experience.

The individual must possess an excellent working knowledge of relevant and applicable British and International Standards including ENA G99, Grid Code and application of TSO and DNO policies and procedures.

We are seeking a highly skilled and motivated Senior level Protection & Control Engineer to join our high-voltage renewables engineering team. The successful candidate will be responsible for the day-to-day technical management of a team of protection and control engineers overseeing the design, specification and configuration of protection and control systems for HV and EHV substations up to 400kV. This role is critical to ensuring the safe, reliable, and efficient operation of our clients electrical networks and interface with DNO and TSO systems. This is very much a hands on role, so the successful candidate will also be required to work on a small portfolio of their own project work.

In depth understanding of industry HV and EHV substation installation standards and specifications within the UK.

Previous experience with consultancy, contractor or utility in the Power industry.

Previous experience of technical management of a specialist design team

Ability to both write and understand technical documents relating to all aspects of protection and control systems

Ability to manage the various inter-departmental design interfaces (i.e. planning, electrical design, procurement, CAD technicians) working efficiently and effectively to deliver complex designs solutions.

Ability to prioritise workloads in a proactive and organised fashion (using software tools as necessary) to ensure key deadlines are met and reliant parties are kept informed.

A Degree/HND/HNC in Electrical Engineering (Power Systems Electrical preferred).

  • AC&DC Schematics
  • Communication architecture / topology drawings
  • Possess a working understanding of G81 standards and TSO's and DNO's approved equipment registers.
  • Specification of Relays / CT's / protection cabling
  • Have an excellent working knowledge of all communications protocols used within DNO and private substation environments (Modbus, IEC 61850, DNP3, 4-20mA)
  • Engineering/technical expertise and guidance in the identification, analysis and resolution of problems
  • Thorough and accurate technical reports, correspondence, documentation, calculations
Benefits

Better places, thriving communities.

We give you access to high street discounts from thousands of well-known retailers, gyms and more through our MiDeals platform. And we have a cycle-to-work scheme. Life cover of up to four times your salary is available. We also offer enhanced pension contributions, a save-as-you-earn scheme, and a Mitie Matching Share Plan (you could even be awarded free shares in Mitie).

We award our employees with Mitie Stars as recognition for their hard work. There are cash prizes up for grabs each month and at the end of the year there’s a chance to scoop a top prize of £10,000!

We have a virtual GP on hand for you and members of your household. So you can get expert advice by video or phone without having to leave your home. We offer financial wellbeing assistance through our Salary Finance scheme. For example, you could access 50% of your earned pay before payday for a small fee. Salary Finance also offers competitive loans.

Our success is a direct result of the experience and quality of our people. Progressing your career is therefore a top priority for us. We offer a diverse variety of training and development avenues via a wide selection of learning resources to suit you.

Our market-leading offering provides you with benefits that suit your lifestyle.

When you join us, we’ll give you a link to our flexible lifestyle benefits platform, Choices. You might choose to purchase up to five extra days’ holiday each year. You might buy critical illness insurance, seek dental treatment or buy technology products at an affordable cost. There are many choices!

  • Multicore cable schedules
Training + Development
Information not given or found
Company
Overview
Founded 1987
Year Established
The company was established in 1987 as a small management-investor partnership.
£4.5 bn revenue
Annual Revenue
Generated £4.5 billion in revenue during FY 2024, reflecting strong financial performance.
£15 bn order book
Order Book Value
Maintains a significant order book of £15 billion, indicating substantial ongoing projects and commitments.
Double-digit contract wins
Growth Through Contracts
Achieved double-digit growth in contract wins, contributing to overall revenue and expansion.
  • Headquartered in The Shard in London, delivering large-scale projects across infrastructure, property, energy, and healthcare sectors.
  • Projects include full facilities management for airports, hospitals, government estates, and prisons (e.g., solar-powered prison solutions).
  • Offers expertise in security, cleaning, engineering services, energy consultancy, and technical facilities management.
  • Acquired major businesses such as Interserve FM (2020) and compliance specialist Marlowe (2025) to expand capabilities.
  • Known for tech-driven approaches like remote monitoring, robotic cleaning, and drone security, pivoting towards 'facilities transformation'.
  • Focused on high-margin, compliance-led services to drive future growth.
Culture + Values
  • Cultivate a unified company culture.
  • Operate with integrity and trust as core principles.
  • Go above and beyond to ensure success.
  • Leverage diversity as a key strength.
  • 视客户的业务为己任。
  • 利用专业知识、关怀、技术和洞察力,为客户提供卓越的工作环境。
  • 为客户承诺:做值得信赖的合作伙伴,每天为您的客户和员工创造卓越环境。
  • 为员工承诺:提供一个能够茁壮成长、发挥最佳的工作环境。
  • 积极倡导多样性。
  • 始终不懈努力完成任务。
  • 诚信和信任驱动每项工作。
Environment + Sustainability
2025 Net Zero
Carbon Neutrality
Reached net zero carbon (Scopes 1 and 2) 25 years ahead of the UK target.
66% Electric Fleet
Zero-Emission Vehicles
Converted 66% of the company's fleet to electric vehicles (~5,000 EVs).
89% Landfill Down
Waste Management
Reduced landfill waste by 89% as part of efforts to eliminate non-sustainable waste.
CDP A Grade
Environmental Performance
Received top CDP rating (A grade) for environmental transparency and performance.
  • Plan Zero pillars: eliminate carbon from power & transport, eradicate non-sustainable waste, enhance inefficient buildings
  • Use smart-building tech to minimise work travel and maximise energy efficiency
  • Eliminate single-use materials; closed-loop paper recycling; only natural, non-toxic biodegradable cleaning products
  • Ensure new offices are BREEAM 'Excellent' and leases only on EPC A-rated buildings
  • Joined Climate Group's EP100, RE100 and EV100; signed Business Ambition for 1.5°C and Climate Pledge; Science Based Targets initiative validation
  • Converted fleet to zero emission and power EV charge points with green energy
  • Decarbonise heating systems and switch to 100% renewable electricity via subsidy-free Power Purchase Agreement
  • Improve biodiversity at all sites via wildlife-attracting plantings and bug hotels
  • Installed low-carbon heat pumps; over 3,000 EV chargers; 1,800 new EVs added in FY24
Inclusion & Diversity
75,000+ employees
Global Workforce
Operate with a diverse team of individuals from 167 different nationalities, reflecting a wide range of backgrounds and perspectives.
23,000+ women
Female Workforce
More than 23,000 women are part of the workforce, contributing to an inclusive and diverse work environment.
  • Spanning five generations; includes disabled, LGBTQ+, parents/carers, ex‑military personnel
  • 2030 ED&I commitment: "To be representative of the communities and customers we serve from the frontline to board room."
  • Embedding inclusive behaviours and decision‑making every day
  • Building culture where everybody belongs, feels comfortable to speak up and be their true selves
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Senior Protection and Control Design Engineer at Mitie in England, United Kingdom