Chemistry Technician

Job Purpose and Primary Objectives:

Benchmark Space Systems is looking for a Chemistry Technician to conduct a variety chemical and physical laboratory tests to qualitatively and quantitatively analyze materials, propellants and processes used in spacecraft propulsion systems.

As part of the Research and Development team at Benchmark, this role works closely with the Operations, Propulsion Development and Engineering teams.

This is an on-site role at our Pleasanton, CA location.

About Benchmark:

At Benchmark Space Systems
, we’re pioneering the future of in-space mobility. Our propulsion technologies provide satellites the ability to maneuver, avoid collisions, and maximize mission potential—all while contributing to a safer, more sustainable space environment.

Backed by recent funding and a growing slate of new flight contracts for government and commercial customers, we’re building a workplace where bold ideas and passionate people thrive. Engineers, innovators, and problem-solvers at Benchmark tackle some of the toughest challenges in spaceflight, working together to turn cutting-edge concepts into real-world solutions. If you’re ready to help shape the next era of spaceflight, there’s never been a better time to join Benchmark Space Systems.

Measurements of Success / Primary

Job Responsibilities:

At its core, Benchmark is an entrepreneurial, fast-paced organization. In this environment, we need all employees to solve problems, ask questions without hesitation, work across departmental lines, and take on other tasks as business needs require. With that said, the primary responsibilities and measurements of success for this position are:

• Collaborate with internal teams to build and run custom test campaigns on various propellants and materials.
• Prepare samples and coordinate testing with out-of-house chemical and material science laboratories.
• Carry out material compatibility tests with various propellants, propulsion system materials and subcomponents.
• Build experimental apparatus to aid development of new analytical capabilities and processes.
• Set up and monitor data acquisition systems for tests.

• Prepare propellants for thruster hotfire testing.
• Sample and analyze incoming chemicals to maintain quality standards.
• Maintain chemical databases and logs.
• Perform cleanliness verification tests on equipment and propulsion system hardware.
• Prepare chemical solutions and standards.

• Perform regular maintenance and repairs on laboratory instruments and equipment.
• Ensure PPE, equipment and facilities are well-stocked, clean and safe.
• Manage proper handling and disposal of hazardous chemical waste.
• Manage chemical inventory and work with the procurement team to source chemicals, equipment and supplies.

• Chemistry or Chemical Engineering degree is preferred but not required.
• 5+ years of hands-on experience working in a chemical laboratory.
• Be/become proficient in:
  Microsoft Suite, National Instruments, Grafana.
• Ability, agility, and can-do attitude to work in an entrepreneurial, fast-paced and cross-functional environment.
• U.S. Person Requirement: Due to the nature of the work and access to export-controlled information, applicants must qualify as a U.S. Person under U.S. export control laws. Visa sponsorship is not available for this position now or in the future.

What you bring to the position, or can swiftly learn and be successful in:

• Hands-on experience running and maintaining analytical chemistry instruments and apparatus such as vacuum filtration, titration, densitometers, refractometers, UV/Vis spectrometers, microscopes.
• Safe chemical handling, including knowledge and experience with…