Mechanical Engineer Sr - E3
The posting names a Top Secret clearance.
The posting offers a 9/80, 4/10 or other compressed week. More with a 9/80 schedule
About the role
Standard Job Description
Come join our team as our next Propulsion Engineer!
In this role you will support the engineering team as a Propulsion Subsystem CPE (Certified Propulsion Engineer) delegate by conducting on-site integration including design, development, manufacturing, test, and integration for flight and ground systems.
Your duties will include responsibility for subcontractor interface, design, manufacture, procurement and test for propulsion hardware. This job requires coordinating with customers, suppliers, test facilities, and other related fields including manufacturing, subcontracts, quality, structure design, avionics, controls, stress and thermal analysis, systems engineering, and integration with affected subsystems and facilities. Other duties may include:
Assist on the conceptual development, requirements definition, and design of propulsion systems Perform trade studies to select the appropriate design solution Develop product performance specifications and data requirements of propulsion systems Participate in development of system and interface requirements Participate in shop floor and production hardware processing. Support Subsystem Integration with next higher assembly Evaluation and dispositioning of nonconforming propulsion hardware Ability to work on a multi-disciplined team performing design trades, detailed design/analysis activity and performance and maintenance assessments of operational systems. Support dynamic test definitions, requirements development, test monitoring, data reduction, and comparison to analysis efforts. Provide user documentation and recommendations to data packages to support peer and customer reviews, present analysis data to engineering teams, customer technical representatives, and Program Office personnel at technical interchange meetings and design review.
The information below reflects the standard Job Description for this position:
Researches, plans, designs and develops mechanical products and systems such as instruments, controls, robots, engines, machines and mechanical, thermal hydraulic or heat transfer systems for production, transmission, measurement, and use of energy. Applies research to the planning, design, development, and testing of mechanical and/or electromechanical systems, instruments, controls, engines, and/or machines.
Basic Qualifications
- Bachelor of Science degree in Mechanical, Aerospace Engineering, Materials Engineering, or equivalent combination of education and professional experience.
- Experience with propulsion system design, test, and integration.
- Ability to obtain and maintain a DoD Top Secret security clearance
Desired Skills
- Strong understanding of propulsion/energetic system design, development, manufacture, test, and/or data acquisition and analysis
- Ability to troubleshoot and respond to problems
- Hands-on hardware experience with demonstrated ability to troubleshoot and respond to problems - in a test, production, or operations capacity
- Prior integration of complex systems
- Advanced degree in technical field
- Existing DoD security clearance (Secret or Top Secret)
- Proficient in AI prompting as it applies to this position and practice
Pay Information
Full-Time Salary Range: $95900.00 - $178100.00
At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow - both professionally and personally.
The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.
Benefits offered:Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
- Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
- For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
Copied from the listing Lockheed Martin published, verified 31 Oct 2026.
About Lockheed Martin
Lockheed Martin Space builds GPS and missile warning satellites, NASA's Orion crew capsule and deep space probes.
Littleton is home to Lockheed Martin's Waterton Canyon space campus, for production, engineering and testing, where it built a $350 million satellite production facility. (Source: Denver7)
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