PBF Technical Specialist I

Relativity Space; Long Beach (CA); On-site; USD 90,547,000 - 135,820,000; Full time

Benefits offered by this job

Competitive salary

Equity

PTO

Sick leave

Parental leave

Learning stipend

Job summary

Relativity Space in Long Beach, CA, seeks a hands-on technician for the Powder Bed Fusion manufacturing team. You will maintain and troubleshoot PBF printers, calibrate laser optics, and keep critical spares stocked to keep production moving.

The role requires 2+ years of PBF experience, OEM certificates, and a practical mindset. You’ll work first shift, Monday–Friday, with overtime, and collaborate with engineers to improve processes.

Qualifications

• 2+ years of experience with PBF printers or similar additive manufacturing tech.
• 1+ years of maintenance and troubleshooting with PBF printers or similar advanced technologies.
• Certificates from OEMs such as EOS Self-Care, EOS Advanced Troubleshooting, Certified Maintenance & Reliability Technician, or equivalent.
• Proficient with Laser Optic testing and inspections methods (Laser Power, Laser Focus, Scanner Accuracy).
• Strong mechanical aptitude, attention to detail, and good communication skills.
• Experience with hand tools, power tools, pneumatic tools, and understanding of materials/processes related to maintenance and repairs.

Responsibilities

• Perform routine PM and troubleshooting of PBF Printers to ensure efficient operation.
• Perform laser optics inspection and calibrations to maintain optimal laser output.
• Maintain inventory of critical spares, consumables, and tools necessary to maintain printers and equipment.
• With engineering support, perform hardware repair and testing protocols for sensors, valves, actuators, motors.
• Assist engineers in developing and documenting SOPs for printer maintenance and troubleshooting.
• Provide onsite technical support and training to production on printer operations and daily maintenance.

Skills

PBF printers

Maintenance

Laser optics

Mechanical aptitude

Tools

Communication

Education

OEM certificates (EOS Self-Care & related)

Maintenance certificates

Tools

EOS Service

CAD software

Diagnostic software

Job description

At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known.
Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.
About The Team
The Powder Bed Fusion manufacturing team develops, creates, and operates the most advanced additive manufacturing technologies in the world. This best-in-class team makes sure that the infrastructure, materials, tools, and equipment are in place for us to rapidly iterate and print. The Powder-Based manufacturing team was crucial to manufacturing Aeon-1 for first launch and now are developing and demonstrating groundbreaking technologies, design, and approaches for Aeon-R!
This is a first-shift position with a standard schedule of Monday through Friday, 5:00 a.m. to 3:30 p.m. PT. The role is structured around a 50-hour workweek, including 10 guaranteed overtime hours each week.
About The Role

• Perform routine periodic maintenance (PM) and troubleshooting of PBF Printers to ensure efficient operation and optimized output.
• Perform laser optics inspection and calibrations to maintain optimal laser output.
• Maintain inventory of critical spares, consumables, and tools necessary to maintain printers and equipment.
• With the guidance of engineering and technical specialist team perform hardware repair and testing protocols to identify and resolve potential issues that may impact production. Such as testing and validating Sensors, Valves, Actuators, and Motors.
• Assist engineers and technical specialist team in developing and documenting standard operating procedures (SOP’s) related to printer maintenance and troubleshooting.
• Provide onsite technical support and training to production team of changes to printer operations and daily maintenance

About You

• 2+ years of relevant experience working with PBF printers or similar additive manufacturing technologies.
• 1+ years of maintenance and troubleshooting experience with PBF Printers or similar advanced technologies.
• Relevant maintenance or machine operations certificates from OEM’s or accredited institutions such as EOS Self-Care, EOS Advanced Troubleshooting, Certified Maintenance & Reliability Technician, or equivalent.
• Proficient with Laser Optic testing and inspections methods such as Laser Power, Laser Focus, and Scanner Accuracy.
• Strong mechanical aptitude, attention to detail, and communication skills.
• Strong experience with hand tools, power tools, pneumatic tools, and a solid understanding of materials and processes as they relate to maintenance and repairs.

Nice To Haves, But Not Required

• Experience with other types of PBF printer OEM’s such as Velo3D, Additive Industries, GE, Concept, or 3D Systems.
• Familiarity with diagnostic software such as EOS Service
• Familiarity with CAD or programming software.
• Experience with Tooling Fabrication

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
$31.60—$47.40 USD
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
If you need a reasonable accommodation, please contact us at [e-mail].