Relativity Space

Weld Engineer I

Relativity Space$90K — $136K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • B.S. in Materials Science, Mechanical Engineering, or related field
  • 1+ years experience with welding processes (GTAW, GMAW, OTW, laser welding)
  • Familiarity with industry specifications (AWS, ASME, or similar)
  • 1+ years in a high-paced production manufacturing environment
  • Strong curiosity and bias for action with a hands-on approach

Responsibilities

  • Collaborate with cross-functional teams to develop and optimize fusion welding processes
  • Partner with manufacturing teams to provide technical support and troubleshoot welding operations
  • Serve as the accountable weld engineer for various stage hardware
  • Ensure process quality control and documentation meet required standards
  • Implement corrective actions and continuous improvements for high-quality outputs

Benefits

  • Competitive salary and equity
  • Generous PTO and sick leave policy
  • Parental leave
  • Annual learning and development stipend
  • Commitment to transparency and fairness in compensation practices
Full Job Description
About the Team:

The Weld Development team is part of the Materials and NDE (Non-Destructive Evaluation) team. The Materials and NDE team plays a central role in enabling Terran R to fly, re-fly, and scale: developing, characterizing, and inspecting materials and processes across all parts of the vehicle. From welding and additive manufacturing to advanced composites, the team works at the intersection of innovation and execution, balancing performance and reliability with cost, quality, and schedule. As we move toward first flight and beyond, the challenges become more exciting, offering opportunities to shape how we design and develop for re-use. With ownership across products, systems, and disciplines, engineers gain broad exposure and drive key decisions across design, manufacturing, and operations.

About the Role:
  • Collaborate with cross-functional teams, including design, manufacturing, materials and processes, and quality, to develop and optimize fusion welding processes for Terran R
  • Partner directly with manufacturing teams to provide technical support for welding operations, troubleshoot issues, and develop solutions to rapidly resolve production welding challenges
  • Serve as the accountable weld engineer for a range of stage hardware, including transfer tubes, fluid assemblies, grid fins, bellows, and heat shields
  • Ensure process quality control and documentation meet required standards and specifications; implement corrective actions and continuous improvements to maintain high-quality outputs

About You:
  • B.S. in Materials Science, Mechanical Engineering, or a related field
  • 1+ years of experience with welding processes (GTAW, GMAW, OTW, laser welding) and industry specifications (AWS, ASME, or similar)
  • 1+ years of experience in a high-paced production manufacturing environment
  • Strong curiosity and bias for action, with a hands-on approach and extreme ownership mentality

Nice to haves but not required:
  • Welding Engineering degree (B.S. or M.S.)
  • 1+ years of fusion welding experience - GTAW or Laser welding experience preferred


At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.

Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.

Hiring Range:

$90,000-$136,000 USD

About Relativity Space

Relativity Space is an American aerospace manufacturer that is developing 3D printed rockets. The company was founded in 2015 by Tim Ellis and Jordan Noone, and is headquartered in Los Angeles, California. Relativity Space's goal is to reduce the cost and time required to produce rockets by using 3D printing technology. The company's rockets are designed to be fully reusable, which could significantly reduce the cost of space launches. Relativity Space has received funding from a number of investors, including Mark Cuban and Playground Global.
Learn more about Relativity Space
Size
200 employees
Industry
Founded
2016

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