Infrastructure Technician III

About the Team:  

The Stennis team at Relativity Space is responsible for designing, building, and operating world-class test stands to support the Terran R stages, engines, and components. As part of this team, you will help build and operate massive outdoor test stands at the historic Stennis Space Center on the Gulf Coast, the largest rocket engine test complex in the country. Unique to this location, you will have the opportunity to get hands-on experience with the fully integrated engine and stage assemblies, push the hardware to the limits, and witness rocket engines firing up close and personal! This team was critical to the launch success of Terran 1 and recently made fire on both sides of our dual bay Aeon R engine test stand, among many other firsts!

About the Role: 

As an Infrastructure Technician II, you will perform hands-on activities that directly support site readiness and infrastructure development. You will collaborate with contractors, technicians, and engineers to execute tasks that ensure our site remains operational and compliant with safety protocols.

• Performing routine site maintenance and upkeep

• Operating machinery and tools safely in support of construction or maintenance tasks

• Participating in concrete forming, tying, and finishing

• Conducting demolition activities in accordance with safety guidelines

• Supporting site civil work, including drainage, utilities, roadways, and launch pad construction

• Working collaboratively with internal teams and external contractors on infrastructure projects

• Using digital systems (e.g., Jira, Fiix, Maximo) to document work and track tasks

• Following environmental health and safety (EHS) protocols in all activities

About You:  

• Must be able to lift and move items up to 50 lbs safely

• Ability to work at heights, use ladders, and perform physical tasks such as squatting, stooping, or kneeling while wearing tools

• Willingness to work a flexible schedule, including overtime, weekends, and non-standard shifts as needed

• Capable of working in various outdoor conditions (e.g., heat, cold, rain, wind)

• Reliable transportation to and from the worksite

• Ability to perform physical tasks associated with construction and site support (e.g., lifting, standing, climbing, pushing, pulling, grasping, stooping, and stretching)

Nice to haves but not required:  

• 3–5 years of experience in maintenance, construction, and/or facility repair

• Experience operating construction or site maintenance equipment

• Familiarity with concrete finishing techniques

• Prior use of computerized maintenance management systems (CMMS) or digital ticketing tools (e.g., Jira, Fiix, Maximo)

Successful candidates must clear a background check administered by the US government to obtain clearance for on-site work at our government partner location in Stennis, MS.