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Panthalassa

Autonomous floating wave-energy generators for power

Senior Test Engineer - Mechanical and Fluid Systems

Design Engineering +1Confirmed live in the last 24 hours
Full-timePortland, OR, USA

About the Job

Requirements

  • A bachelor's degree in Mechanical Engineering or Aerospace Engineering.
  • A strong foundation in fluid mechanics, thermodynamics, heat transfer, and structural analysis, including hand calculations.
  • At least 7 years of experience designing, building, and testing large-scale mechanical, structural, or fluid systems.
  • A track record of owning at least three large-scale systems from design through commissioning.
  • Expert-level Siemens NX proficiency for structural design and fabrication drawings, and experience with Teamcenter or similar product lifecycle management software.
  • Hands-on machining experience with mills and lathes, and professional 3D printing experience for prototypes and fixtures.
  • Process piping design, specification, and installation experience.
  • Experience designing custom machined and welded components for fixtures and structures.
  • Understanding of ASME/ANSI piping and pressure vessel codes, and familiarity with NFPA 79.
  • Knowledge of industrial safety practices, including DFMEA, PFMEA, and HAZOP.
  • Working knowledge of electrical power systems and connector selection.
  • Experience directing skilled trades and subcontractors.
  • Strong written and verbal communication skills.

Responsibilities

  • Design, build, modify, and operate custom test rigs for hydraulic turbines, powertrains, and power electronics systems.
  • Design load-bearing test structures, including frames, stands, weldments, tank supports, rigging, and lifting fixtures, in Siemens NX; produce fabrication drawings with weld callouts, GD&T, and machined interface features.
  • Design fluid systems and piping networks, including flow and pressure-drop analysis and the sizing and selection of pumps, valves, regulators, and piping.
  • Design process piping and plant layouts for rapid deployment, and design tanks and vessels for large-volume fluid storage.
  • Develop P&IDs, test methodologies, procedures, and safety protocols for test systems.
  • Machine, 3D print, and assemble prototype parts and fixtures as needed, and decide what to make in-house versus outsource.
  • Integrate mechanical systems with electrical, controls, and data acquisition systems in cross-functional teams.
  • Direct technicians, tradespeople, and subcontractors through fabrication, integration, and test operations, and manage vendor procurement.
  • Perform hands-on assembly, troubleshooting, and real-time and post-test data review.
  • Mentor less-experienced engineers and set design and analysis standards for the team.

Desired Qualifications

  • A master's degree in Mechanical Engineering or Aerospace Engineering, or five years of additional experience in lieu of an advanced degree.
  • Experience with finite element analysis.
  • Commissioning and proof testing of fluid systems for pressurized, cryogenic, vacuum, or elevated-temperature service.
  • Experience with pipe supports, tooling, and fixtures for test stands.
  • Crane operations, lift planning, and moving large structures.
  • Experience designing welded steel structures using American Welding Society D1.1 and ASME BPVC applied to novel hardware.
  • Experience with both small-scale rapid research and development stands and large-scale systems.
  • Ability to deliver on tight schedules with creative solutions.
  • A background in power generation, renewable energy, or heavy industrial equipment.
  • Experience with heat exchangers and fluid conditioning equipment.
  • Professional Engineer license.

About the Company

Panthalassa

Autonomous floating wave-energy generators for power

Panthalassa builds autonomous, floating energy nodes that harvest power from open-ocean waves. Each node is a 50-meter-diameter solid sphere with a 60–70 meter downward neck; waves move the node to pump seawater into a pressurized reservoir, which runs through a turbine to generate electricity, aiming for continuous power with a high capacity factor and energy kept on board for off-grid use. The design is simple and rugged, supports offshore operation, and focuses on modular, marine-based energy rather than centralized, onshore plants. Its goal is to provide reliable ocean-based power for on-site needs and to enable scalable sea-based energy infrastructure for clean power and fuels like green hydrogen.

Company size
51-200
Company stage
Series B
Total funding
$218.1M
Headquarters
Portland, OR
Founded
2016

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