Senior Field Technician

• Salary:
  Circa. £70,000
• Full Time
• Permanent

Sub Sea 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.

• 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 Linked In 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.

• Ensure end‑to‑end platform technical readiness prior to deployment, including communications and software, through close coordination with engineering and trials teams
• Support and lead the planning and execution of UK and international platform evaluations, exercises, and customer demonstrations across the full Sub Sea Craft portfolio
• Prepare, configure, deploy, operate, maintain, fault‑find, and recover platforms and supporting systems in operationally relevant maritime environments
• Act as the senior technical authority during operational activity, making time‑critical decisions to resolve issues spanning autonomy, software, communications, networking, and hardware
• Operate effectively in high‑tempo, expeditionary environments, where reliability, safety, and professional judgement directly impact mission outcomes

• Diagnose and resolve system‑level technical issues affecting mission software, command and control, and data links across multi‑domain maritime autonomous systems
• Interpret telemetry, logs, and system health data to identify root causes across control systems, sensors, communications, networking, and hardware interfaces
• Configure, and troubleshoot command, control, and data link architectures, including LOS and BLOS communications via RF, cellular, SATCOM, and IP‑based networks
• Diagnose latency, bandwidth limitations, packet loss, interference, and link instability affecting real‑time control, telemetry, and payload data
• Restore prototype operability safely and efficiently in dynamic maritime environments, minimising downtime and operational risk
• Capture and communicate clear, structured diagnostic findings to product, software, and engineering teams to drive rapid adaptation of prototype and in‑service platforms

• Act as the primary on‑site technical interface between end users, engineers, programme staff, and key customer stakeholders
• Support operator training, system familiarisation, and mission execution for multi‑domain maritime autonomous systems.
• Support integration, testing, and refinement of sensors, payloads and effectors
• Close the loop between operational use and technical development, ensuring lessons learned directly influence platform maturity

• Engage confidently with military, government, and industry stakeholders, articulating platform capability, limitations, and technology roadmaps
• Support regional commercial teams with technically credible input during evaluations and acquisition discussions
• Identify emerging customer needs, integration challenges, and follow‑on opportunities, feeding insight into…