Senior Manufacturing Engineer
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Before you apply
SalaryNo pay range posted
LocationLos Angeles
Also inHawthorne, CA
Work modeon-site
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentEngineering
Company size6+ people
PostedAug 4, 2026 · 3mo ago
Verified live2d ago
May no longer be actively hiring
Posted by the company on Aug 4, 2026100% of this company's open roles have been listed for 90+ daysNo pay range listed, though California requires one
At a glanceSummarised by Seekless from the posting.
Bachelor's degree in a relevant engineering discipline (mechanical, aerospace, etc.)
5+ years of experience building complex mechanical systems
Strong understanding of fundamental principles in mechanical and fluid systems
Proven ability to interface with multidisciplinary functions of mechanical, electrical, and fluid systems
Experience and demonstrated proficiency in developing and implementing comprehensive work instructions and test procedures
Proficiency in CAD and PLM systems (Siemens NX and Teamcenter preferred)
A history of working directly with hardware and subsystems including, instrumentation, power systems, hazardous fluids, and structures in a controlled environment
Experience working on build, test of complex assemblies at the system and subsystem level
Experience with scaling manufacturing processes from development through rate production
Ability to lift up to 50 lbs unassisted
Able to work on-site in Hawthorne, CA
Skills
CAD
Siemens NX
Teamcenter
PLM
About the company
Hgen’s mission is to achieve a clean and renewable energy future through providing foundational molecules for critical industries. By enabling cheap and abundant clean hydrogen, Hgen aims to help decarbonize the more than 10% of global emissions that are best addressed with hydrogen. Learn more about why clean hydrogen is critical for achieving zero-emissions.
Description
As a Senior Manufacturing Engineer, you own the planning and execution of the electrolyzer stack, balance of plant, and any necessary tooling. You will work closely with design engineers to ensure the systems can be produced effectively, efficiently, and at accelerating rates. This role offers the opportunity to work in a fast-paced, collaborative startup environment, where your contributions will have a direct impact on the future of decarbonization.
Responsibilities
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Coordinate cross-functional efforts across design, supply chain, and production to execute the build process: covering planning, sourcing strategies, sequencing, MBoM development, tooling, equipment and work order creation
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Author work instructions and processes that allow interdisciplinary teams to build effectively while ensuring quality standards are met
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Manage production team priorities, offer technical direction, drive execution, and support professional development of team members
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Support manufacturing and assembly shop layouts
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Design production tooling, jigs, and platforms to improve build consistency and rate
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Other duties as assigned
Basic Qualifications
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Bachelor’s degree in a relevant engineering discipline (mechanical, aerospace, etc.)
•
5+ years of experience building complex mechanical systems
•
Strong understanding of fundamental principles in mechanical and fluid systems
•
Ability to lift up to 50 lbs unassisted
•
Able to work on-site in Hawthorne, CA
Preferred Skills & Experience
•
Proven ability to interface with multidisciplinary functions of mechanical, electrical, and fluid systems
•
Experience and demonstrated proficiency in developing and implementing comprehensive work instructions and test procedures
•
Proficiency in CAD and PLM systems (Siemens NX and Teamcenter preferred)
•
A history of working directly with hardware and subsystems including, instrumentation, power systems, hazardous fluids, and structures in a controlled environment
•
Experience working on build, test of complex assemblies at the system and subsystem level
•
Experience with scaling manufacturing processes from development through rate production
Professional Qualities
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When given a set of guiding objectives and principles, you can identify, prioritize, and execute on tasks with minimal supervision
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A willingness to jump in and work side-by-side with technicians
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You have strong organizational, documentation follow-through skills and take pride in the quality of your work
•
You are passionate about decarbonization and addressing climate change