Senior Design Engineer (Rail / DNO/Energy sectors - Electrical)

Octavius Infrastructure; London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading engineering firm in London is seeking a Senior Design Engineer to work on projects in the Rail and DNO sectors. The role involves managing electrical design projects, providing mentorship to junior staff, and ensuring compliance with industry standards. Candidates should have a degree in Electrical Engineering and proven experience with HV substations and renewable energy systems. This position offers a competitive package including hybrid working options and various benefits.

Benefits

28 days leave + bank holidays

Private Healthcare

Pension

Life Assurance cover

Performance linked annual bonus

Ride to work scheme

Season ticket loan for rail travel

Gym allowance

Qualifications

• Proven experience in design of HV substations up to 132 kV.
• Experience with renewable energy systems connectivity to DNO infrastructure.
• Strong knowledge of DNO / utility procedures and standards.

Responsibilities

• Lead projects from feasibility through construction and commissioning.
• Ensure compliance with industry standards and legislation.
• Manage design outputs and mentor junior engineers.
• Engage with stakeholders and ensure alignment with client requirements.

Skills

Electrical engineering

Project management

Client engagement

Mentoring

Risk management

Education

Degree in Electrical Engineering or related discipline

Tools

DigSILENT PowerFactory

Python

Microsoft Office

Job description

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Senior Design Engineer (Rail / DNO/Energy sectors - Electrical), London

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Client:

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

cd155a5352df

Job Views:

7

Posted:

13.08.2025

Expiry Date:

27.09.2025

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Job Description:

Are you passionate about the Rail or Energy/DNO sectors? Do you aspire to work in a dynamic andinnovative environment where your professional growth is nurtured? Look no further! We are seeking a motivated and talented individual to join our Navitas Engineering team as a Senior Design Engineer or Design Engineer for the Energy/DNO markets (Electrical).

Navitas Engineering capability and specialism covers the complete asset life-cycle, including design, installation, testing and commissioning phases. We have the experience and capability to provide solutionsin the UK and Overseas.

The Senior Design Engineer works as an integral part of the design and engineering team to deliver design solutions to the highest quality, ensuring work is carried out within time constraints and budgets.

The role requires expertise in electrical engineering within the Distribution Network Operator (DNO) and energy sectors, encompassing grid connections, substations, power distribution, and renewable energy integration. The Senior Design Engineer will contribute technical expertise and experience to the team while mentoring and training junior engineers.

A key aspect of the role is the mitigation and reduction of risks through sound engineering design practices and compliance with sector standards and regulations.

You'll be working on…. (what your role andresponsibility is)

• Lead projects from feasibility through to construction and commissioning phases.
• Oversee the production of electrical designs to enable safe and efficient implementation.
• Deliver design outputs to time and budget.
• Effectively manage relationships with clients, suppliers, peers and all members of the wider team.

Technical Design and Compliance

• Ensure co-ordination of design outputs from the design team including the design, checking and approval of drawings and documentation in accordance with the relevant standards.
• Develop and manage technical studies and investigations.
• Ensure compliance with industry and utility standards (e.g., ENA Engineering Recommendations, IEC standards) and legislation.
• Develop electrical designs for HV/LV networks, substations, protection systems, and renewable energy integration.

Tools and Technology

• Proficient use of industry standard electrical design tools.
• Experience with DigSILENT PowerFactory for undertaking power system modeling and various power system analysis.
• Experience in coding in Python (preferable), or Matlab.
• Experience with CAD software is not required, but desirable.

Quality Assurance and Risk Management

• Lead the development of risk assessments and technical assurance processes.
• Ensure compliance with internal and external design assurance processes and audits (specifically NERS ).

Team Management and Collaboration

• Provide mentorship and technical guidance to design engineers.
• Manage design outputs, including checking and approval of documentation.
• Coordinate multi-disciplinary design efforts across power systems, civil, and structural disciplines.

Client and Stakeholder Engagement

• Work closely with all stakeholders including Clients, DNO organisations, developers, and contractors to deliver projects that meet client expectations.
• Attend design reviews, technical workshops, and site visits to ensure alignment with client requirements.

General Responsibilities

• Support commercial aspects of projects, including budget management and procurement activities.
• Develop detailed project plans to ensure on-time delivery.
• Assessment of other design engineer's competency within the electrical design categories of NERS.
• Provide excellent service to clients, ensuring responsiveness and professionalism.

You'll receive…. (because we value you)

We offer a competitive rewards package, including 28 days leave + bank holidays, Private Healthcare, Pension, Life Assurance cover. You'll also have access to Hybrid working where possible from our office near Waterloo, and a performance linked-annual bonus. Additional benefits include Ride to work scheme, Season ticket loan for rail travel, and gym allowance.

About you…. (what you are skilled at)

• Proven experience in the design of HV substations up to 132 kV and LV networks.
• Proven experience with the design and connection of renewable energy systems to DNO infrastructure, up to 33 kV.
• Strong knowledge of DNO / utility procedures, requirements, standards, and connection agreements.

You'll bring… (your wealth ofexperience & qualifications)

• Degree in Electrical Engineering or a related discipline.
• Chartered Engineer status through the IET or actively working towards it.
• Excellent communication and leadership skills.
• Proficiency in Microsoft Office tools.
• Right to work in the UK.

If you are ready to take the next step in your career and contribute to a thriving organisation, we would love to hear from you

Inclusion and diversity are important to us, we are an equal opportunities employer and value difference. We want and will continue to build an inclusive environment where our people thrive. We firmly believe constantly striving to build a truly diverse workforce is what makes us a strong business and will enable us to continue to solve important problems and deliver unrivalled value to both our customers and clients. If you need any specialist support throughout your application, we will work with you where we can to support your journey with us.