Principal Mechanical Engineer

About Ultra Maritime

Protecting What Matters. Powering the Future of Naval Technology. Ultra Maritime is a global leader in advanced maritime defence solutions, operating at the forefront of innovation and delivering technologies that protect lives, secure nations, and enable a safer, more sustainable world.

Key Responsibilities

• Define and manage mechanical architecture, system and sub‑system requirements, ensuring validation and verification.
• Develop, document, and deliver robust mechanical solutions for complex systems using engineering toolsets.
• Create and peer‑review technical artefacts, such as design documentation, data packs, analysis reports, plans, and procedures in line with the product development framework.
• Analyse and document predicted mechanical behaviours and performance.
• Develop mechanical test solutions and procedures to support product verification.
• Lead mechanical integration, verification, and acceptance testing, collecting and presenting evidence as required.
• Prepare and present technical solutions and estimates to internal and external stakeholders.
• Provide in‑service and production support to customers.
• Act as Project Engineering Lead (PEL) and/or Work Package Manager (WPM) on projects when required.
• Contribute to continuous improvement of mechanical engineering processes and tools.
• Support bids and proposals with technical input, estimates, and plans.
• Adhere to company engineering processes and procedures.
• Coach and mentor junior engineers.

Skills, Qualifications & Experience Required

• Degree‑level education or equivalent experience.
• Experience across the full project lifecycle, developing mechanical solutions against defined requirements.
• Extensive experience in mechanical design and documentation using MCAD, MCAE, PLM, and ERP toolsets (e.g., Creo, Autodesk Inventor, Windchill, IFS).
• Strong understanding of mechanical engineering principles, including material selection, assembly techniques, and manufacturing processes.
• Work package management experience.
• Experience preparing for and participating in Product Design Reviews.
• Hands‑on experience designing complex systems involving multiple engineering disciplines, with awareness of associated challenges and risks.
• Proven ability to deliver reliable solutions on time and within budget.
• Security clearance at SC level or eligibility to obtain it.

Desired

• Experience in mechanical integration, verification, and validation activities.
• Background in designing products for the Defence domain (preferably Maritime).
• Familiarity with mechanical design analysis techniques and tools (e.g., trade studies, calculations, modelling, simulation).
• Ability to prioritise and execute tasks effectively in a deadline‑driven environment.

What We Offer

• Optional 9‑day fortnight for better work‑life balance.
• Time Off in Lieu (TOIL).
• Flexible working hours.
• Early finish on Fridays.
• Annual bonus (dependent on level; non‑managers 5% and managers 10%).
• Hybrid working options for certain roles.
• Casual dress policy.
• 25 days holiday plus Christmas shutdown.
• Option to buy or sell holiday.
• Private healthcare, dental, and critical illness cover via salary sacrifice.
• Life cover at 4× annual salary.
• Generous pension scheme starting at 5% employer / 4% employee contributions (flexibility to increase up to 70%).

Security Requirements

This role requires a Baseline Personnel Security Standard Check (BPSS) as a minimum, and some roles may require further national security vetting checks. Candidates must provide evidence of identity, eligibility to work in the UK, and employment and/or education history for up to three years. Full Security Clearance may require additional evidence.

#J-18808-Ljbffr…