Mechanical Engineer I - Spacecraft Programs
$75k - $125kQuantum Space
Job Description Quantum Space is redefining mobility and autonomy beyond Earth orbit. Our Ranger spacecraft deliver high delta-V and sustained on-orbit maneuverability, enabling missions across cislunar and geostationary space that were previously out of reach. We are building the vehicles, infrastructure, and operational expertise that connect and protect assets across the Earth–Moon system. Who We’re Looking For Quantum Space is seeking a Mechanical Engineer I to support the development of flight hardware for our Spacecraft Programs. This role is designed for an early-career engineer who wants to build strong fundamentals by contributing to real hardware from concept through integration and test. You will work closely with experienced engineers, AIT, and manufacturing teams to execute well-defined scopes while learning how flight hardware is actually built, not just designed. Where You’ll Make an Impact Support design of mechanical components and simple subsystems under guidance Create CAD models and detailed drawings in Creo, applying GD&T with mentorship Assist in interface definition: envelopes, mounting schemes, and basic alignment features Support hardware builds and integration activities, including hands‑on work when needed Assist with issue triage and root‑cause investigations during integration and test Contribute to verification efforts: fit checks, basic functional checks, and test documentation Prepare clear documentation for design reviews and configuration tracking Support supplier coordination through drawing clarifications and basic review feedback What It Takes BS in Mechanical Engineering or related field 0–2 years of relevant experience (internships or project teams acceptable) Exposure to CAD (Creo preferred, but not required) Basic understanding of engineering drawings and GD&T principles Strong fundamentals in mechanics, materials, and design Willingness to work hands‑on with hardware in a lab/integration environment Work location within the DMV area Nice‑to‑Have Experience Internship or academic project involving hardware build/test Exposure to aerospace or space systems Familiarity with basic analysis tools (FEA, MATLAB, or Python) Experience with machine shop tools or prototyping What You’ll Get Ownership – Real contribution to flight hardware early in your career Mentorship – Direct learning from experienced spacecraft engineers Growth – Clear path to subsystem ownership Compensation – Competitive salary, equity, and comprehensive benefits Location Rockville, MD Compensation $75,000 to $125,000 Annual Salary Depending on Experience Additional Requirements To comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain required authorizations. #J-18808-Ljbffr Quantum Space
- ...autonomy beyond Earth orbit. Our Ranger spacecraft deliver high delta‑V and sustained on‑... ...For Quantum Space is seeking a Mechanical Engineer II to contribute to the development of... ...flight hardware across our Spacecraft Programs. This role is intended for an engineer...SuggestedPermanent employment
$131k - $167k
Principal Mechanical Designer - Spacecraft Programs Rockville, MD Quantum Space is transforming how humanity operates in space through highly maneuverable... ...will partner daily with mechanical/structures/thermal engineers, AIT, manufacturing, supply chain, and systems to...SuggestedPermanent employment$75k - $125k
Quantum Space in Rockville, MD is looking for a Mechanical Engineer I to support flight hardware development. This is an excellent opportunity for early-career engineers to build strong fundamentals and contribute to real hardware. Responsibilities include creating CAD...Suggested- ...seeking a talented Control System Sales Engineer to join our team. What You’ll Do Prospecting... ...knowledge of local utility incentive programs and leverage rebates to enhance project... ...What You’ll Need Bachelor’s degree in Mechanical or Electrical Engineering, or a related...SuggestedContract workFor contractorsWork at officeLocal areaFlexible hours
- A leading aerospace company located in Rockville, Maryland, seeks a Mechanical Engineer II to drive the design of components and subassemblies for flight hardware. The ideal candidate will have a BS or MS in Mechanical Engineering and 2-5 years of experience. Proficiency...Suggested
$132.96k - $226.04k
...Senior Principal Program Systems Engineer BAE Systems is seeking a Senior Principal Program Systems Engineer with specialized experience in DoW programs to support our work as a prime contractor on a high-profile U.S. Navy weapon system. The candidate will have extensive...Full timeFor contractorsLocal area$86.71k - $119.22k
Montgomery College is seeking an experienced Mechanical Engineer to serve as a subject matter expert for electrical design across three multi... ..., tuition waiver for employee and dependents, and wellness programming including onsite gyms, pools, and classes. Montgomery...For contractors- Overview M&J Engineering, D.P.C. (M&J) is a quality provider of multi-discipline consulting... ...management and inspection, ITS, mechanical, electrical, wastewater, water supply,... ...implement a data-driven predictive maintenance program in partnership with ELES staff. Develop...Full timeFor contractorsLocal area
- MEP Engineer Work Location: Rockville, MD Employment Type: Full-time regular About This... ...existing buildings and facilities related to mechanical, plumbing, and/or electrical systems.... ...including: Annual discretionary bonus program Opportunity to purchase Walker stock -...Full timeTemporary workWork at officeLocal areaFlexible hours
$90k - $150k
Overview Join a Team Where Engineering Excellence Drives Opportunity At Affiliated Engineers... ...helps shape a brighter future. As a Mechanical Engineer II in our Washington, D.C.... ...computer operation for engineering design programs (i.e. Revit MEP, AutoCAD, Navisworks) preferred...Work at officeFlexible hours- ...Applications Engineer The Applications Engineer is responsible for providing technical... ...Card) required Bachelor's degree in Mechanical Engineering (HVAC), Civil Engineering, or... ...oriented team culture ~ Employee Assistance Program Critical Systems LLC is an Equal...Permanent employmentFor contractorsWork at office
$24 - $26 per hour
Overview Join a Team Where Engineering Excellence Drives Opportunity At Affiliated Engineers... ...helps shape a brighter future. As a Mechanical Engineer Intern in our Washington, D.C.... ...or Architectural Engineering program from ABET accredited school. Completed...Summer workInternshipWork at officeFlexible hours- Affiliated Engineers, Inc. is seeking a Mechanical Engineer Intern for Summer 2026 in Rockville, Maryland. The role focuses on empowering clients for... ...are enrolled in Mechanical or Architectural Engineering programs, with strong communication skills, organizational abilities...Summer workInternship
- ...based in Rockville, Maryland, is seeking a Control System Sales Engineer to enhance client relations and drive business growth. This... ...solutions. The ideal candidate should have a Bachelor's degree in Mechanical or Electrical Engineering and at least five years of...Flexible hours
$43.05 per hour
Exelon is looking for a skilled Building Engineer in Rockville, Maryland. The role involves operating and maintaining heating, air-conditioning, plumbing, and electrical systems. Candidates must possess a valid District of Columbia Class 3 Stationary Engineers license...Hourly pay$180k - $220k
...maneuverability in orbit. Our high-delta-V spacecraft platforms support national security,... ...are hiring a Spacecraft Mission Systems Engineer to serve as a technical owner across spacecraft... ...systems role. You will operate as a program technical lead, driving requirements,...Permanent employment$31.02 - $36.49 per hour
Job Title HVAC Building Engineer Job Description Summary The HVAC Technician is responsible... ...proper operation and maintenance of all mechanical systems and equipment. This includes but... ...the facilities preventive maintenance program. Perform other related duties as assigned...Minimum wageFor contractorsLocal areaFlexible hoursShift workNight shift$139.28k - $232.13k
....Job DescriptionX-energy, LLC is seeking an accomplished Mechanical Engineering Manager (Dynamics and Vibration Structural Analysis) to lead... ...to business standards, practices, procedures, and product / program requirements.Structural Design- Lead team responsible for performing...Work at office$121.87k - $203.11k
...This role is responsible for performing engineering tasks associated with selecting,... ...assist in oversight of materials testing programs to collect material properties and establish... ...discipline (e.g., chemical, nuclear, mechanical etc.) from an accredited institution....Full timeWork at office- Critical Systems in Rockville, Maryland is seeking a Sales Engineer to develop and maintain long-term customer relationships within consulting engineers and contractor accounts. The ideal candidate must have a bachelor's degree in Engineering and at least 5 years of field...For contractors
$160k - $220k
...for an accommodation or an alternative application process. Mechanical Engineering Manager, Unmanned Systems (UAV/USV) Full Time Professionals... ..., ensuring alignment between engineering execution, program goals, and company standards while driving speed, quality,...Permanent employmentFull timeContract work$90k - $150k
Join Affiliated Engineers, Inc. as a Mechanical Engineer II in Rockville, Maryland, where you’ll develop energy-efficient building solutions and design HVAC systems for technically sophisticated facilities. With a strong focus on collaboration and innovation, you’ll benefit...Flexible hours$28 - $33 per hour
Pritchard Industries in Rockville, Maryland is seeking a skilled Building Engineer to oversee operational functionality of HVAC, electrical, plumbing, and mechanical systems across commercial properties. The ideal candidate will have 5+ years experience in a related role...Hourly pay- ...Note : This is an educational program, not a job. Successful completion of the program does not guarantee employment but will equip you with valuable skills for the healthcare job market. Looking to start a rewarding career path in the healthcare industry? Use Dreambound...Flexible hours
$99.32k - $165.88k
Select how often (in days) to receive an alert: Associate Mechanical Engineer - Nuclear Power Date: Mar 21, 2026 Location: Gaithersburg, MD,... ...can independently apply knowledge. Complies with B&V quality program relative to assigned tasks. Supports continuous improvement...Work experience placementWork at officeLocal areaFlexible hours$99.32k - $165.88k
Associate Mechanical Engineer - Nuclear Power Date: Mar 21, 2026 Location: Gaithersburg, MD, US Company: Black & Veatch Family of Companies... ...independently apply knowledge. Complies with B&V quality program relative to assigned tasks. Supports continuous improvement...Work experience placementWork at officeLocal areaFlexible hours$225.6k - $338.4k
...SalesMclean,VirginiaWashington,District Of ColumbiaBethesda,MarylandReq.Num.: N2211 As the Manager, Systems Engineering for Intelligence & Special Programs at Nutanix, you will play a crucial role in our US Federal sales team. You will lead a team of presales systems engineers...Work experience placementWork at officeLocal areaRemote workRelocation package- Alumni Ventures is looking for an engineer in Rockville, MD to plan, develop, and execute... ...candidates should possess a Bachelor's degree in mechanical, electrical, or nuclear engineering and... .... The job includes overseeing test programs from development through decommissioning...Full time
- Critical Systems in Rockville, MD, is seeking a Project Management Engineer to provide technical support for sales in HVAC equipment projects. The ideal candidate will hold a Bachelor’s degree in a relevant field and have over 5 years of experience in the HVAC industry...
- ...to Work" by Washington Business Journal 18 times? HVAC Service Engineer Responsible for providing accurate and timely service of HVAC equipment... ...driving record required Completion of 5 year apprenticeship program or equivalent combination of experience and education Must have...For contractorsFor subcontractorSeasonal work
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