Jobs in the United States

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Added 3 mins ago
Senior Product Quality Engineer, Google Cloud
Google
Sunnyvale, CA
You will collaborate extensively with cross-functional partners in Silicon Design, Hardware, Test, Manufacturing, Data Center Operations, and SRE to embed quality into our products. Your…
Added 11 mins ago
Senior Electrical Engineer (High-Voltage & Propulsion)
Intramotev
St. Louis, MO
We are seeking a Senior Electrical Engineer (High-Voltage & Propulsion) to own the high-voltage (HV) energy and propulsion electrical systems on our self-propelled battery-electric railcars…
Added 11 mins ago
Senior Embedded Software Engineer, RTOS Firmware
Intramotev
St. Louis, MO
We are seeking a Senior Embedded Software Engineer, RTOS Firmware, to make our motor-controller interface vendor-neutral and then bring up a second motor controller behind it. You'll take…
Added 39 mins ago
Systems Engineer 4
Lam Research
Fremont
‘Virtual Flex’ you’ll work 1-2 days per week on-site at a Lam or customer/supplier location, and remotely the rest of the time
Added 40 mins ago
Power Electronics Drone Propulsion Engineer, Prime Air
Amazon.com Services LLC
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Lead test plans validating designs against DO-160 and DO-274 for electromagnetic compatibility, environmental resilience, functional safety, and target IP ratings
Added 1 hour ago
Cyber Full-Stack Technical Software Engineer
Deloitte
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…members/liaising with onsite/offshore teams to understand the functional…
Added 1 hour ago
Test Engineer - East Tawas Area
The Pivot Group Network
East Tawas · East Tawas, MI
Are you ready to take on a challenging and rewarding opportunity in test engineer? The Pivot Group Network, a Michigan manufacturing-focused recruiting group, is committed to building…
Added 1 hour ago
Test Engineer - Livonia Area
The Pivot Group Network
Livonia · Livonia, MI
Are you a dedicated professional with a passion for excelling as a test engineer? The Pivot Group Network, a Michigan manufacturing-focused recruiting group, is committed to fostering…
Added 1 hour ago
Embedded Systems Engineer - Livonia Area
The Pivot Group Network
Livonia · Livonia, MI
Software Engineer, Embedded, Hardware Engineer, Automation Engineer, Mechatronics Engineer, Test Engineer, Embedded Software Engineer, Firmware Engineer, Embedded Systems Developer,…
Added 1 hour ago
Embedded Systems Engineer - Saginaw Area
The Pivot Group Network
Saginaw · Saginaw, MI
Mechatronics Engineer, Test Engineer, Embedded Software Engineer, Firmware Engineer, Embedded Systems Developer, Controls Engineer, Electrical Engineer, Software Engineer, Embedded,…
Added 1 hour ago
Test Engineer - Escanaba Area
The Pivot Group Network
Escanaba · Escanaba, MI
Are you a meticulous professional with a passion for excelling as a test engineer? The Pivot Group Network, a Michigan manufacturing-focused recruiting group, is dedicated to fostering…
Added 1 hour ago
Test Engineer - Mount Pleasant Area
The Pivot Group Network
Mount Pleasant · Mount Pleasant, MI
Are you ready to take on a challenging and rewarding opportunity in test engineer? The Pivot Group Network, a Michigan manufacturing-focused recruiting group, is committed to building…
Added 1 hour ago
Test Engineer - Dearborn Area
The Pivot Group Network
Dearborn · Dearborn, MI
Are you a seasoned professional with a passion for excelling as a test engineer? The Pivot Group Network, a Michigan manufacturing-focused recruiting group, is committed to fostering…
Added 1 hour ago
Embedded Systems Engineer - Menominee Area
The Pivot Group Network
Menominee · Menominee, MI
Mechatronics Engineer, Test Engineer, Embedded Software Engineer, Firmware Engineer, Embedded Systems Developer, Controls Engineer, Electrical Engineer, Software Engineer, Embedded,…
Added 1 hour ago
Sr. Systems Engineer - Design and R&D
General Motors LLC
Warren, MI
…production design. We are seeking a highly motivated Sr. Systems Engineer to define, analyze, integrate, and evolve AI-enabled systems that support Global Design and Product Development…
Added 2 hours ago
Manufacturing Engineer III – 2nd Shift - New Glenn
Blue Origin Personnel, LLC
Space Coast, FL
Writing clear shift handoffs and coordinating with day shift engineering, quality, and production operations
Added 2 hours ago
Sr Principal Mechanical Engineer
Northrop Grumman
Independence, MO
…engineering support and work direction to manufacturing and test locations, investigating and solving product and manufacturing issues, coordinating efforts between internal functional…
Added 2 hours ago
Hardware Systems Design & Integration Engineer - AirPods
Apple
Cupertino, CA
…tight volumetric, thermal, and power constraints. As both lead engineer and mentor, you will resolve architectural ambiguity, guide the team through complex technical challenges, and align…
Added 2 hours ago
Mid-level Mechanical Design Engineer, Level 2-3
Zulu Pods
Northampton, MA
Zulu Pods is seeking a mid-level mechanical design engineer in our Northampton, Massachusetts location. The selected individual will continue developing our patented ZPOD technology as well…
Added 2 hours ago
Senior Software Engineer
VTG
Chantilly, VA
Bachelor's Degree with atleast 5 years of experience required
Added 2 hours ago
Sr. Automation Engineer
Zifo
Remote, United States
Strong communication, stakeholder management, problem-solving, client-facing, and cross-functional leadership skills.
Added 2 hours ago
Senior Development Engineer
Jobgether
Remote, United States
As Senior Development Engineer, you will lead complex medical product development initiatives, coordinate cross-functional activities, and ensure successful delivery from concept to…
Added 3 hours ago
Staff Field Service Engineer
Amperesand
Reno, NV · San Francisco, CA
…customers and partners see us. We are hiring a Staff Field Service Engineer – MV to be our lead medium-voltage expert in the field: the person who makes sure every installation is safe,…
Added 3 hours ago
Staff Systems Engineer
Halo Industries, Inc.
Santa Clara, CA
As a Staff Systems Engineer at Halo Industries, you will play a crucial role in the development, integration, and lifecycle management of our next-generation semiconductor manufacturing…
Added 3 hours ago
Senior Systems Engineer (Platform Requirements & Interfaces)
George Bernard Consulting
San Francisco · San Francisco, CA
Make sure test coverage meets the ISO 26262 functional safety standard.

Quantum Space

Mechanical Engineer III - Tank Qualification Lead

CA, United States
Hawthorne, CA, United States
801 Thompson Ave. Suite 201 Rockville, MD, United States

Base Salary: $145,000 to $195,000, Hawthorne, CA: $150,000 to $200,000

Apply on job-boards.greenhouse.io About employer

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Job details

Pay: Base Salary: $145,000 to $195,000, Hawthorne, CA: $150,000 to $200,000
Experience: 7+ years of experience in mechanical engineering, pressure vessel design, propulsion systems, or aerospace hardware development.
Posting language: English
Posted: Nov 10, 2026

Original job description

Quantum Space is redefining mobility and maneuverability in space. Our high-mobility spacecraft platforms support national security, civil, and commercial missions with unmatched flexibility and propulsion capability. We build fast and iterate quickly.

Who We're Looking For

We are seeking an experienced and technically accomplished Mechanical Engineer III – Tank Qualification Lead to lead the design, development, qualification, and acceptance of spacecraft propellant tanks and associated pressurized fluid system hardware.

In this role, you will serve as the technical lead for tank qualification activities, driving engineering requirements, structural and pressure integrity assessments, qualification planning, test execution, and certification documentation. You will work closely with propulsion, mechanical, materials, manufacturing, quality, and systems engineering teams to ensure tank hardware meets demanding structural, pressure, environmental, and mission performance requirements.

You will play a critical role in advancing spacecraft propulsion capabilities by ensuring propellant tanks and pressure-containing hardware are designed, manufactured, tested, and qualified for their intended operating environments. This position requires strong technical expertise in pressure vessel engineering, structural mechanics, materials, manufacturing processes, and qualification testing, combined with the ability to lead complex hardware development activities from design through qualification and flight readiness.

This position is ideal for an engineer who combines deep mechanical and pressure vessel engineering expertise with hands-on hardware development and test leadership experience. At the Level III level, you will independently lead tank qualification efforts, drive technical decisions within your area of responsibility, and coordinate cross-functional engineering activities to achieve program milestones.

Where You'll Make an Impact

Lead end-to-end qualification activities for spacecraft propellant tanks, pressure vessels, and associated pressurized fluid system hardware.
Establish and manage tank qualification requirements, design criteria, qualification plans, test specifications, and acceptance requirements.
Lead the development and evaluation of tank structural designs, pressure boundaries, interfaces, and mechanical configurations.
Perform and review pressure vessel structural analyses, including stress, strain, buckling, fatigue, fracture mechanics, and burst margin assessments.
Evaluate tank performance under operating, proof, burst, and qualification pressure conditions, including applicable structural and environmental load cases.
Develop qualification and acceptance test strategies, including proof pressure, burst pressure, leak testing, pressure cycling, thermal cycling, and other environmental or functional tests as required.
Lead the preparation and execution of tank qualification test campaigns, coordinating test facilities, instrumentation, procedures, hardware readiness, and engineering resources.
Establish test configurations, instrumentation requirements, data collection approaches, and acceptance criteria to ensure qualification objectives are met.
Evaluate test results, correlate analytical predictions with measured performance, and resolve discrepancies between analysis and test data.
Lead technical investigations involving tank anomalies, test failures, nonconformances, and manufacturing defects, including root cause analysis and corrective action development.
Coordinate with materials engineering to assess material selection, compatibility, weld properties, manufacturing processes, and material performance under expected operating conditions.
Work with propulsion engineering to ensure tank designs and interfaces support propellant storage, pressurization, fluid delivery, and spacecraft operational requirements.
Partner with manufacturing and quality teams to establish fabrication requirements, inspection methods, weld qualification requirements, process controls, and production acceptance criteria.
Develop and maintain tank qualification reports, structural analysis documentation, material traceability records, test procedures, and certification packages.
Evaluate supplier technical capabilities, manufacturing processes, inspection plans, and qualification data for pressure vessel hardware.
Support design reviews, manufacturing readiness reviews, Material Review Boards (MRBs), Test Readiness Reviews (TRRs), and qualification reviews.
Provide technical leadership and guidance to mechanical, materials, manufacturing, and test engineers supporting tank development and qualification.
Support spacecraft integration, environmental testing, and flight readiness activities to ensure qualified tank hardware is ready for mission deployment.
Contribute to continuous improvement initiatives that strengthen pressure vessel design practices, qualification methodologies, test processes, and engineering standards.

What It Takes

Bachelor's degree in Mechanical Engineering, Aerospace Engineering, Materials Engineering, or a related technical field. Master's degree preferred.
7+ years of experience in mechanical engineering, pressure vessel design, propulsion systems, or aerospace hardware development.
Demonstrated experience designing, developing, testing, or qualifying pressure vessels, propellant tanks, or other pressurized aerospace hardware.
Strong understanding of pressure vessel mechanics, structural integrity, stress analysis, pressure loading, fatigue, fracture mechanics, and failure modes.
Experience developing pressure vessel qualification plans, test procedures, acceptance criteria, and certification documentation.
Demonstrated experience supporting or leading proof pressure, burst pressure, leak testing, and other pressure vessel qualification activities.
Experience evaluating material properties, manufacturing processes, weld integrity, and material compatibility for pressure-containing hardware.
Familiarity with pressure vessel design standards, aerospace structural design requirements, and applicable industry codes and specifications.
Experience with structural analysis tools such as ANSYS, NASTRAN, Abaqus, or equivalent.
Experience developing and reviewing mechanical drawings, engineering specifications, interface requirements, and bills of material.
Ability to interpret test data, correlate analytical models, investigate hardware anomalies, and develop technically sound corrective actions.
Experience coordinating engineering, manufacturing, quality, supplier, and test organizations to achieve hardware qualification milestones.
Strong technical leadership, analytical, problem-solving, documentation, and communication skills.
Ability to independently lead complex engineering activities and drive technical execution within a fast-paced spacecraft development environment.

Nice-to-Have Experience

Experience qualifying spacecraft propellant tanks, high-pressure gas vessels, composite overwrapped pressure vessels (COPVs), or other flight-qualified pressure systems.
Experience with spacecraft propulsion systems, including propellant storage, pressurization systems, fluid delivery, and tank-to-propulsion interfaces.
Familiarity with metallic pressure vessel construction, including aluminum alloys, titanium alloys, stainless steels, and specialized aerospace materials.
Experience with welded, brazed, bonded, or additively manufactured pressure vessel structures.
Familiarity with ASME Boiler and Pressure Vessel Code, applicable NASA pressure vessel standards, MIL-STD requirements, and aerospace-specific pressure system design criteria.
Experience with non-destructive inspection (NDI/NDE) methods, including radiography, ultrasonic inspection, penetrant inspection, and other applicable inspection techniques.
Experience developing and executing pressure cycling, fatigue, leak, proof, burst, and environmental qualification campaigns.
Familiarity with fracture control, damage tolerance, material allowables, and life prediction methodologies.
Experience with pressure vessel manufacturing readiness, supplier qualification, weld procedure qualification, and production acceptance.
Experience supporting spacecraft environmental testing, including vibration, shock, and thermal vacuum testing.
Familiarity with engineering configuration management and requirements tools such as Jama, DOORS, JIRA, and Confluence.
Programming or engineering analysis experience using Python, MATLAB, or similar tools.
Experience supporting U.S. Space Force, Space Systems Command (SSC), Space Development Agency (SDA), AFRL, NASA, NRO, or other national security space programs.
Active U.S. security clearance or ability to obtain one.

What You'll Get

Ownership – Lead the qualification of critical spacecraft pressure vessels and propellant tank systems from design development through flight readiness.
Innovation – Help develop advanced propulsion and spacecraft technologies that redefine mobility and maneuverability in space.
Impact – Deliver mission-critical pressure vessel hardware supporting national security, civil, and commercial space customers.
Growth – Join a collaborative engineering team focused on technical excellence, rapid execution, and continuous innovation.
Compensation – Competitive salary, equity, and comprehensive benefits including medical, dental, vision, generous leave, HSA, 401(k) matching, and equity sharing.

Location: Rockville, MD; Hawthorne, CA.

Base Salary: $145,000 to $195,000, Hawthorne, CA: $150,000 to $200,000

The salary range for this role is an estimate based on a wide range of compensation factors. Actual salary offers may vary based on (but are not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full-time offers and are considered part of Quantum Space's total compensation package.

Additional Requirements

To comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

Apply now. Join us in building the next generation of spacecraft.

Apply on job-boards.greenhouse.io About employer

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Jobs in the United States