OUR COMPANY As an early mover planning to offer key in-space transportation and infrastructure services, Momentus is at the forefront of the commercialization of space. With an experienced team of aerospace, propulsion, and robotics engineers, Momentus has developed a cost-effective and energy-efficient in-space transport system based on plasma water propulsion technology. OUR PEOPLE Daring problems require daring solutions.

We boldly charge into uncharted territory knowing that no matter the outcome we will benefit from the journey and move closer to our goals no matter what. Our teams know that working at Momentus means more than building innovative technology, it means creating entirely new markets in the space economy. We are level-headed, business-minded strategic thinkers intent on providing immediate value to our customers today while simultaneously preparing for the vast possibilities of the future.

If this sounds like you, we should talk. JOB SUMMARY We are seeking a Facilities Lead to own the full lifecycle of facilities operations, maintenance, and safety compliance for a ~65,000 sq. ft.

site consisting of offices, engineering labs, and an ISO-8 (Class 100K) cleanroom environment. This is a hands-on leadership role responsible for directly executing maintenance and sustaining activities while also building scalable systems, and vendor networks. The ideal candidate thrives in a fast-paced, high-reliability environment and is equally comfortable troubleshooting HVAC and Electrical systems, managing contractors, and leading safety audits.

KEY RESPONSIBILITIES

Facilities Operations & Maintenance Perform and oversee daily maintenance across HVAC, electrical, plumbing, lab utilities, and cleanroom systems Troubleshoot issues and implement corrective/preventative actions Support installation and commissioning of lab/production equipment Maintain uptime and operational readiness Preventive Maintenance & Programs Develop and manage preventive/predictive maintenance programs for building systems and lab and cleanroom infrastructure Maintain logs and basic tracking systems Ensure WOs are completed on time and documented Vendor, Utilities & Contractor Management Coordinate vendors (HVAC, electrical, fire/life safety, cleanroom, janitorial, waste, security) Support RFQs, SOWs for various service providers Manage utilities and recurring facility services Safety, Compliance, Audits & Emergency Response Ensure proper hazardous material handling and waste disposal Support EH&S policies and vendor compliance Ensure work is performed safely and in accordance with site guidelines Facilities Projects & Planning Support Tenant Improvements (TIs) and capital projects Ensure compliance with building codes, ADA, and permitting Coordinate with Engineering, Operations, IT, and Security for facility needs Site Operations Support Support basic physical security systems (badging, access coordination) Coordinate with property management for maintenance and service requests Respond to facility issues as needed, including occasional after-hours support REQUIRED SKILLS & EXPERIENCE Hands-on experience with HVAC, electrical, and general building systems Experience supporting labs, light manufacturing, or technical environments Ability to troubleshoot and coordinate repairs across multiple systems Experience working with vendors and service providers Basic familiarity with maintenance tracking systems (CMMS preferred) Strong organizational and communication skills DESIRED SKILLS & EXPERIENCE Aerospace, semiconductor, or high-reliability manufacturing experience Familiarity with ISO 14001 / ISO 45001 Experience with hazardous materials and regulatory agencies Startup or scaling environment experience EDUCATION & WORK EXPERIENCE Associate’s or Bachelor’s degree in Engineering, Facilities, or related field (or equivalent experience) 5–8 years of experience in facilities maintenance or building operations Relevant certifications (CSP, CIH, OSHA) preferred