Technical Principal Electrical G

About Mott Mac Donald Bentley

Mott Mac Donald Bentley is a fully integrated design and build business that combines the design expertise of Mott Mac Donald with the contracting experience of JN Bentley. We deliver award‑winning water and wastewater projects throughout Scotland, working on major upgrades, networks and resilience schemes.

As a Principal Electrical Engineer you will shape the electrical aspects of projects from concept design through to commissioning, ensuring designs meet legislation, standards and client expectations.

• Lead and oversee the design, planning and execution of electrical engineering on projects.
• Provide design support, ensuring all designs are fit for purpose and compliant with current legislation and standards.
• Work collaboratively with commercial, operational and construction teams to develop efficient, practical and safe solutions across design, construction and beyond.
• Engage positively with the client, managing relationships and adopting a one‑team approach.
• Manage interfaces and integration of process design with other disciplines, producing documentation.
• Act as technical checker on project documents and conduct technical reviews across teams.
• Identify opportunities to improve delivery processes, including standard designs, sustainable solutions and digital tools.
• Undertake site reviews to ensure buildability and integration within existing systems.
• Support the mechanical engineering team, coaching and mentoring engineers and identifying the correct resources for projects.

• Degree in Electrical Engineering or a related field.
• Chartership (CEng) with a relevant Engineering Institution.
• Proven ability to manage multiple projects and meet deadlines.
• Experience in delivering high‑quality outputs in accordance with design, quality and safety standards.
• Strong communication skills with team members and stakeholders.
• Willingness to travel to sites across the operational region.
• Experience in water or wastewater projects.

Financial Wellbeing

• MMB matches employee pension contributions between 4.5% and 7%.
• Participation in annual bonus schemes.
• Payment of annual professional institution subscription costs.

Health and Wellbeing

• Minimum 33 days holiday per year, including public holidays, with flexible carry‑over and purchase options.
• Life assurance, private medical insurance, critical illness insurance and health screening options.
• Flexible working arrangements for work‑life balance.
• Support for family and carers leave, including maternity, adoption and paternity/partner leave.

Learning and Development

• Structured development schemes supporting the journey toward professional chartership.
• Mentorship, hands‑on experience and tailored training opportunities.

Mott Mac Donald Bentley is an equal opportunities employer. We welcome applications from all backgrounds. For further information, see the Equal Opportunities Policy at