Fluid Systems Engineer – Marine Autonomy

Blue Water Autonomy Inc.; Lexington (MA); On-site; USD 77,000 - 100,000; Full time

Benefits offered by this job

Equity options

PTO (Generous)

Medical/dental/vision

Job summary

Blue Water Autonomy Inc. in Lexington, MA is seeking a Fluid System Development Engineer to advance design, development, and test of fluid systems for marine autonomy, including fuel, cooling, hydraulics, and control integration.

You will take systems from concept to requirements, layout, prototyping, and qualification, collaborating with mechanical, electrical, and software teams in a fast-paced startup environment, with equity options and strong growth opportunities.

Qualifications

• BS in Mechanical, Aerospace, or related engineering discipline.
• Comfortable working with physical hardware and hands-on learning (fittings, tubing, seals, pumps/valves, instrumentation).
• Strong fundamentals in fluids and thermodynamics with an engineering mindset balancing performance, safety, maintainability.
• Clear, collaborative communicator who translates field observations into design improvements.

Responsibilities

• Support architecture and detailed design of fluid systems: schematics (P&IDs), component selection, routing/layout, mounting, and serviceability.
• Size components and lines using first principles and simple models; validate assumptions with tests.
• Partner with mechanical/electrical/software teams on sensors, controls, and fault detection for fluid subsystems.
• Create and execute development tests: leak checks, performance characterization, endurance screening, instrumentation plans.
• Own feedback loops: capture issues, propose design changes, and re-test with strong documentation.
• Support producibility: BOM rationalization, supplier engagement, assembly procedures, and verification checklists.

Skills

Fluids fundamentals

Hands-on hardware

Team collaboration

Systems mindset

Education

BS in Mechanical or Aerospace engineering

Job description

Blue Water Autonomy Inc. in Lexington, MA is seeking a Fluid System Development Engineer to advance design, development, and test of fluid systems for marine autonomy, including fuel, cooling, hydraulics, and control integration.

You will take systems from concept to requirements, layout, prototyping, and qualification, collaborating with mechanical, electrical, and software teams in a fast-paced startup environment, with equity options and strong growth opportunities.