Senior Electrical Design Engineer in Hampshire, Portsmouth

Salary: Up to £65,000 DOE

Full Time Permanent

Who we are: SubSea Craft is a fast growing, privately‑funded, UK‑based innovative maritime technology company specialising in next‑generation, high‑performance watercraft and systems. We operate at the intersection of advanced engineering, cutting‑edge design, and user‑centric innovation, delivering safe, effective, and enabling solutions for both commercial and defence applications.

What we offer:

• Annual Leave – Entitlement to 25 days of annual leave plus bank holidays
• Wellbeing Day – An additional Wellbeing Day each year to focus on personal health and wellbeing.
• Private Healthcare – Access to comprehensive private healthcare coverage to support your physical and mental wellbeing.
• Life Assurance and Critical Illness Cover – Comprehensive protection including Life Assurance (4x salary) and Critical Illness Cover for added financial security.
• Family Leave – Enhanced maternity and paternity pay
• Christmas Leave – A Christmas shutdown is typically observed.
• Professional Development – Commitment to ongoing learning and career growth, supported by training programmes and access to LinkedIn Learning.
• Pension Contribution – pension scheme with the option to contribute via salary sacrifice
• Flexible Working – Opportunities for flexible working arrangements to promote work–life balance.
• Inclusive Culture – A professional environment that values diversity, innovation, and collaboration.

We are looking for an energetic Electrical Design Engineer to drive forward the development of world leading advanced maritime technology. The successful candidate will be driven by innovation and strive to deliver excellence in everything they do. As an Electrical Design Engineer, you will play a crucial role in the development of cutting‑edge maritime technology. You will be responsible for designing, developing, and implementing the electrical systems that power and control various components within maritime platforms. Your expertise will contribute to the advancement of sustainable transportation technology.

Responsibilities will include:

• System Design and Integration: Collaborate with cross‑functional teams including mechanical engineers, software engineers, and systems engineers to integrate electrical systems seamlessly into the overall design. Design and layout of electrical systems, including power distribution, wiring harnesses, connectors, and control modules, motor control, battery management, and charging systems. Ensure compliance with industry standards and safety regulations in all aspects of electrical design.
• Prototyping and Testing: Develop prototypes of electrical systems and components for validation and testing purposes. Collaborate with testing teams to conduct functional, performance, and safety tests on electrical systems, diagnosing and resolving any issues that arise. Identify opportunities for innovation and propose improvements to enhance the efficiency, performance, and sustainability of EV electrical systems.
• Documentation and Reporting: Create detailed documentation, schematics, wiring diagrams, and technical reports related to electrical design. Communicate design concepts and findings effectively to team members, management, and stakeholders.

Qualifications and Experience:

• Electrical / Mechatronics engineering qualifications to degree level or a minimum of 5 years industry experience with an apprenticeship qualification.
• Proficiency in CAD software for electrical design (e.g., AutoCAD, or similar).
• Experience working with 3D CAD systems is advantageous but not critical.
• Hazardous Voltages (DC) and CAN Bus experience is advantageous but not critical.
• Experience with simulation and analysis tools for electrical systems.
• Knowledge of electric vehicle architectures, power electronics, and battery management systems.
• Familiarity with industry standards and regulations related to electric vehicles.
• Excellent problem‑solving skills and attention to detail.
• Effective communication and teamwork abilities.
• Prior experience in electric vehicle design or automotive electronics is a plus.
• Experience with preparing and submitting detailed design specifications of high value projects.
• A proactive individual with strong commitment and self‑motivation.
• Willingness to embrace innovation and creativity – Lateral thinking is encouraged.
• Test and commissioning experience.

Note: Due to the nature of work undertaken at SubSea Craft, the selected candidate must be capable of meeting the security requirements of the position, which would include as a minimum Existing right to live and work in the UK, Baseline Personnel Security Standard (BPSS), with Security Check likely for specific projects.

Values: Our people are our greatest asset, we continually strive to provide an excellent working environment to enable our team to do their best work. We have an agile professional workforce: we are founded on the belief that our people are valued and our business is trusted, inclusive and commercially‑adept.

What we expect from you:

• Teamwork, mutual respect and collaboration
• Initiative and independent working
• Honesty and integrity
• Business and commercial awareness
• Agility, adaptability and continuous development

We are committed to building an inclusive, diverse workplace where everyone can thrive. If you require any support or adjustments to interact with us, please let us know.

* Please note that all offers of employment are conditional and subject to satisfactory DBS, driving licence and reference checks. A criminal record will not automatically disqualify candidates from employment. We will consider criminal record information alongside the wider range of evidence gathered at the application, interview, and pre‑employment checking stages. Due to the high volume of applications, we are unable to respond to everyone. If you are shortlisted, we will aim to contact you within 14 days of your application or the closing date (if stated). We may retain your details for future suitable roles unless you advise us otherwise. For details of how we process your personal data, please refer to our Privacy Notice.