Senior Diesel Technician

Saronic Technologies is a leader in revolutionizing autonomy at sea, dedicated to developing state-of-the-art solutions that enhance maritime operations through autonomous and intelligent platforms. JOB SUMMARY Saronic Technologies is a leader in revolutionizing autonomy at sea, dedicated to developing state-of-the-art solutions that enhance maritime operations through autonomous and intelligent platforms. We are seeking an experienced Senior Diesel Technician to support sustainment, maintenance, and field operations for our autonomous surface vessels (ASVs). This role requires deep marine diesel expertise, independent diagnostic capability, and the ability to own complex maintenance outcomes in operational environments. The ideal candidate brings a decade or more of hands-on experience working on boats and marine propulsion systems, is comfortable operating without supervision, and is ready to serve as a technical lead and mentor to junior technicians on the team. RESPONSIBILITIES • Serve as the technical authority for diesel engine maintenance, diagnostics, and repair on ASV platforms. • Independently diagnose and resolve complex diesel engine malfunctions, mechanical failures, and electrical faults, including unfamiliar or first-of-kind failure modes. • Lead overhaul, rebuild, and restoration of diesel engines and associated systems including fuel injection, turbochargers, cooling, and exhaust. • Perform and oversee routine maintenance tasks including oil changes, filter replacements, fluid checks, and scheduled PM activities. • Utilize OEM diagnostic tooling (Volvo VODIA or equivalent) and other diagnostic equipment to conduct system-level assessments and repairs. • Develop, refine, and validate maintenance procedures; identify gaps and recommend improvements based on field experience. • Maintain accurate and detailed records of all maintenance and repair activities in compliance with quality and regulatory requirements. • Mentor and provide technical guidance to Diesel Technicians; review work quality and support professional development. • Serve as the primary technical interface during field deployments, customer engagements, and cross-functional coordination. • Follow and enforce safety protocols for diesel engines and hazardous materials handling; promote a strong safety culture on the team. QUALIFICATIONS • 10+ years of hands-on experience as a diesel technician, with significant time in marine environments. • Marine diesel and/or Volvo VODIA experience strongly preferred; equivalent OEM diagnostic platform experience considered. • Proven track record of independently diagnosing and repairing diesel engines and related propulsion, fuel, cooling, and exhaust systems. • Expert-level proficiency in electrical troubleshooting including complex, multi-system fault isolation. • Demonstrated experience with engine teardown, rebuild, and overhaul; this is a core expectation of the role. • Ability to read and interpret technical manuals, wiring diagrams, engineering drawings, and schematics with minimal supervision. • Experience in maritime, defense, commercial offshore, or regulated operational environments preferred. • Familiarity with quality management systems including work order management, compliance documentation, and parts accountability. • Strong interpersonal and communication skills; comfortable interfacing with customers, operators, and engineering teams. • Ability to lead technically in dynamic, field-based environments with limited support infrastructure. • Ability to travel as needed to support field operations and deployments. PHYSICAL DEMANDS • Ability to perform physically demanding work for extended periods, up to 12 hours/day. • Frequently and repetitively lift, push, and carry up to 50 lbs. • Ability to work outdoors for extended periods in marine and waterside environments. • Frequently and repetitively bend, lift, and reach to install and remove components of varying size and weight. • Ability to stand