Integration & Test Specialist

The role

You will assemble, plumb, instrument, and test complex mechanical and fluid systems. You will work alongside mechanical, fluids, and electrical engineers to take subsystems from parts to fully integrated hardware.

What you will do

• Assemble mechanical and fluid systems including pressure vessels, piping, valves, and heat exchangers
• Perform tubing and piping integration including routing, bending, cutting, and fitting
• Execute high-quality plumbing of test systems and subsea hardware
• Install sensors, instrumentation, and support hardware for test readiness
• Perform pressure testing, leak checking, and system validation
• Support system bring-up and debugging alongside engineering teams
• Read and interpret engineering drawings, P&IDs, and assembly documentation
• Identify and resolve fit-up, tolerance, and integration issues in real time
• Drive clean, organized, and repeatable build processes on the floor
• Document builds, test setups, and issues for engineering and QA traceability

Required qualifications

• 5+ years of hands-on experience in mechanical assembly, fluid systems, or integration roles
• Demonstrated experience assembling and testing complex mechanical or fluid systems
• Strong experience with tubing, piping, fittings, and fluid system integration
• Ability to read and interpret mechanical drawings and P&IDs
• Experience with pressure testing, leak detection, and system validation
• Strong mechanical intuition and ability to troubleshoot integration issues quickly
• High attention to detail and craftsmanship in assembly work
• Track record of working effectively in fast-paced, prototype-driven environments
• High ownership mindset and ability to operate independently with minimal supervision
• Strong communication skills and ability to work closely with engineers

Nice to have

• Experience with orbital tube welding and/or other high-reliability welding processes
• Background in high-pressure systems, process piping, or thermal systems
• Experience in marine, subsea, aerospace, or energy hardware environments
• Familiarity with Swagelok or equivalent fluid system standards and best practices
• Light fabrication and manual machining experience (lathe, mill, drill press)
• Experience supporting test operations and building custom test infrastructure
• Familiarity with cleanliness standards and contamination control for fluid systems
• Ability to contribute to fixture design and integration tooling

Benefits

• Health, Dental, and Vision insurance coverage
• Flexible PTO including 12 paid company holidays
• Travel to deployment sites in locations like the Pacific Northwest, Hawaii, Iceland, Japan, New Zealand, and the Azores
• Participate in sea trials and deployment operations
• Company-sponsored recreational dive certification
• Access to the company boat
• Free meals and snacks

About the company

Endurance is building the world's first modular subsea geothermal power plants, converting vast thermal resources under the ocean into gigawatts of baseload power.