Open Positions

Equipment Custodian (Posted 18 February 2026)

Qualifications and Responsibilities

Scope of Work: The Equipment Custodian will provide support to NASA’s sounding rocket experiments.

Responsibilities:

Issue, receive, tag, and maintain equipment entering all transactions in the property management equipment inventory database.
Participate in yearly wall-to-wall property inventorying requirements. Participate in scheduled and unscheduled Government, corporate, ISO-9001, and NSROC Property System audits.

Responsible for calibration recall of all equipment. Keep accurate files relating to that activity.
Initiate calibration task orders for work to be performed by a calibrating agency.
Call vendors for information and type shipping documentation for equipment to be returned to the manufacturer for evaluation / repair.
Assist in the development of equipment shipping documentation.
Assist in the F-10 stockroom and tool room, as needed, issuing, and receiving materials, tooling and fixtures.
Recording those transactions in the Costpoint, N-Prop or TRAQ systems, as applicable.
Help with the coordination and control of test and measuring equipment utilized at off-site locations.
Perform other duties as assigned. (i.e. provide back-up in the absence of logisticians, assist with emergent property control issues).
Receives daily work priorities from the Property / Logistics Manager or designee.
Transport equipment between program sites and WFF Calibration Lab.
May be required to travel to other locations to perform other tasks as may be assigned.
Performs other duties as assigned.

Minimum Requirements:

4 years of related experience receiving, documenting, storing, and moving materials in support of a warehouse or materials stockroom.
High School Diploma or GED credentials.
Moderate PC skills with the ability to learn property/logistics of databases and applications for routine documentation, reference, and correspondence.
Moderate PC skills with the ability to learn property/logistics of databases and applications for routine documentation, reference, and correspondence.
Training or certification in the following may be required:
- Electrostatic Discharge (ESD) Control per GPR 8730.6A
- TraQ and Costpoint Training
- NSROC Certification Tracking System (NCTS) Training
- Sharepoint Training
- General Safety Awareness, IT Security, Environmental Compliance, and Personnel Safety and Health
Ability to regularly lift up to 50 lbs.
Must have practical knowledge of worksite safety, occupational hazards, and standard safety practices.
Must possess the ability to work in a team or alone and be able to change jobs on short notice.
Must have and maintain a valid state driver’s license.
Must have a safe driving record to operate a company vehicle.
Must be able to successfully complete a drug/alcohol test and a criminal record check.

The individual is expected to conduct themselves with the highest level of professionalism, positively represent the program at all times, and adhere to Corporate, Prime and NASA standards, policies, and ethical guidelines. The requirements are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions. May be required to obtain and maintain a security clearance, including successfully completing a thorough background investigation.

Clear, respectful communication, attention to detail, and a commitment to maintaining the program’s credibility and mission objectives are essential to success in this role.

How to Apply:

Submit a resume/CV with optional cover letter to The Critical Mass Hiring Manager via email (hiring@thecriticalmass.com). Please include your last name and the position for which you are applying in the subject line of the email.

Applications will be reviewed on a rolling basis as received. Applicants may be requested to provide references, copies of documents, or other supporting materials prior to extension of an offer.

About TCM:

The Critical Mass (TCM), LLC is an established Service-Disabled Veteran-Owned Small Business (SDVOSB) and Woman-Owned (WOSB) based in Alexandria, Virginia. We are an international security Do and Think tank and implement results-focused projects and sustainable security solutions by championing diverse expertise and innovation. TCM is a trusted advisor and partner to sponsors and allies, and a builder of an inclusive global community of security-focused professionals.

TCM is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran’s status, ancestry, sexual orientation, marital status, family structure, medical condition including genetic characteristics or information, veteran status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law.

If you need a reasonable accommodation for any part of the employment process, please contact us and let us know the nature of your request. Requests for accommodation will be considered on a case-by-case basis.

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