Principal Electronics Engineer

ESCO Maritime Solutions are a specialist engineering business designing, manufacturing, and delivering high-integrity, power-dense electronic systems for demanding applications where performance, reliability, and innovation are critical. Our technology supports complex programmes across highly regulated industries, solving challenging engineering problems that have real-world impact.

As a Principal Electronics Engineer, you will become one of the technical leaders within the business, helping define engineering direction, driving best practice, and providing expert guidance across multiple programmes. This is an opportunity to combine hands-on design expertise with technical leadership, customer engagement, and strategic influence within a growing engineering organisation. We specialise in designing, manufacturing, and supplying cutting-edge, power-dense, high-integrity electronic solutions. Our products support a wide range of applications and industries, and we pride ourselves on delivering technology that powers the future. You will be part of a small, dynamic, multi-disciplinary team working on pioneering projects that push the boundaries of innovation.

Key responsibilities

• Leading the design and development of complex electronic systems from concept through to production and in-service support.
• Acting as the technical authority for electronics across multiple projects and programmes.
• Defining system and subsystem requirements, ensuring solutions meet customer, regulatory, and operational needs.
• Providing expert guidance on analogue and mixed-signal electronic design, architecture, and component selection.
• Conducting circuit analysis, simulation, design reviews, and technical investigations.
• Overseeing schematic capture and guiding PCB layout activities to ensure optimum performance, manufacturability, and reliability.
• Supporting verification, integration, qualification, and production activities.
• Working closely with customers, suppliers, and multidisciplinary engineering teams to solve complex technical challenges.
• Mentoring and developing engineers, helping to build technical excellence across the organisation.
• Contributing to engineering strategy, technology roadmaps, and continuous improvement initiatives.

Qualifications / skills required

• HNC, HND, Degree or equivalent qualification in Electrical or Electronic Engineering.
• Significant experience designing electronic systems within high-reliability or regulated industries.
• Strong analogue electronics design and circuit simulation expertise.
• Proven ability to lead technical activities and influence engineering decisions.
• Experience with communication protocols such as RS485, SPI, I2C, CAN, or similar.
• Strong understanding of component selection, derating, reliability, and lifecycle considerations.
• Experience producing and reviewing schematics and technical documentation.
• Understanding of PCB design principles, layout supervision, and design-for-manufacture practices.
• Excellent communication skills with the ability to engage confidently with customers, suppliers, and engineering teams.
• Self-motivated, collaborative, and capable of leading technical delivery in a fast-paced environment.
• Experience with EMC design.
• Experience with Altium Designer.
• Experience working within the defence or aerospace.

At ESCO Maritime Solutions, we believe in fostering an environment that encourages creativity, collaboration, and growth. As a Principal Electronic Engineer, you will have the opportunity to work on exciting projects, utilising proven technologies, and be part of a dynamic team that values your expertise. We offer a competitive salary and benefits package. All candidates must meet the security vetting requirements relevant to the role. For reasons of national security, applicants must be British nationals. Dual nationals may be permitted in exceptional circumstances.