Mechanical Engineer Sr - E3

Standard Job Description

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future.

At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security vision. We're erasing boundaries and forming partnerships across industries and around the world. We're advancing spacecraft and the workforce to fuel the next generation. And we're reimagining how space can connect us, ensuring security and prosperity.

Join us in shaping a new era in space and find a career that''s built for you.

NXGB began as a multi-year LM IRAD flight demo of an affordable, producible, and advanced intermediate range boost-glide hypersonic vehicle. It is an LM Space Key Investment (KI) and is in the LM Space Top 10 Priority Captures for 2026. The NXGB portfolio is extending beyond the IRAD to include a new SHY CRAD contract with a second flight opportunity. The IRAD program is approaching CDR and moving into AI&T.

We are currently seeking a Mechanical Engineer to join our NXGB design team in Littleton, CO. In this role you will :

• Work closely with engineers, manufacturing and technical management and will be providing the integration, design and technical solutions including payload structures, thermal products and integration of mechanical, propulsion, electrical and RF components
• Independently develops and provides mechanical design solutions, of varying complexity, using solid models, detailed drawings, and release of engineering work products via Creo parametric software.
• Independently review requirements, from various sources (instrumentation, dynamics, stress, systems, thermal, manufacturing, etc.), to ensure that applicable requirements are flowed into the design of assigned products.
• Provides frequent interaction and collaboration with program leadership, analysts, peers, configuration management, and manufacturing, to ensure program requirements and schedules are met.
• Drives to completion of program achievements by the release of accurate, error-free, affordable and producible engineering designs. To promote the sharing of ideas, we at Lockheed Martin champion an inclusive work environment that supports differences and big-picture thinking.

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

• Experience creating 3D designs in CREO or equivalent
• Knowledge of ASME Y14.5 including GD&T and tolerance stack up analyses.
• Familiar with manufacturing processes including documentation, machining, welding, heat treatment, surface treatment and assembly
• Current inerim or final Secret clearance

Desired Skills

• Ability to collaborate effectively with adjacent disciplines (systems engineering, electronics, stress/thermal analysis, configuration management, production, test, quality…)
• Knowledgeable at a systems level in the areas of stress, propulsion, materials
• CPE (certified Principle Engineer) and MRB (Manufacturing Review Board) experience
• Experience with flight hardware and ground support equipment design
• Hands-on hardware experience
• Additive manufacturing experience
• Familiar with design for Manufacturability (DFM)
• Familiarity with Basis of Estimates (BOEs)

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.