Mechanical Design Engineer Senior

Lockheed Martin•Grand Prairie, TX

7d•Hybrid

About The Position

You will be the Senior Mechanical Engineer for the Missiles & Fire Control (MFC) New Missile Team. Our team drives the concept to production journey for next generation missile systems, delivering robust mechanical designs, model based data, and validated tolerances that keep the program on schedule and on budget. What You Will Be Doing As the Senior Mechanical Engineer you will own every mechanical design artifact that fuels the program. Working side by side with product engineers, production planners, and the global supply chain, you will turn concepts into solid model geometry, Model Based Design (MBD) deliverables, and tolerance analyses that enable rapid, reliable manufacturing. The role sits in the core design organization and collaborates across engineering, production, and logistics, with occasional travel to supplier sites and test facilities. You are a collaborative, results driven engineer who thrives in a high stakes, technically demanding environment. At Lockheed Martin MFC you’ll work on cutting edge missile technology alongside world class engineers, gain exposure to the full product lifecycle, and see your designs move from the computer screen to actual hardware that protects our nation. We invest in your professional growth with mentorship, advanced tools, and opportunities to lead critical design reviews. If you’re seeking a challenging role where your mechanical expertise directly impacts mission success, this is the place to accelerate your career and make a lasting difference. We offer flexible work schedules to comprehensive benefits investing in your future and security, Learn more about Lockheed Martin’s comprehensive benefits package here. Further Information About This Opportunity: This position is in Grand Prairie, TX. MUST BE A U.S. CITIZEN - This position is located at a facility that requires special access. The selected candidate must be able to obtain a secret clearance. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Other Important Information By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

Requirements

Bachelor's Degree in Mechanical or Aerospace Engineering from an accredited university with a minimum of 5 years of professional experience.
Proficient in PTC CREO and Windchill.
Experience with Geometric Dimensioning & Tolerancing.
Experienced with Microsoft Office.
Ability to travel up to 25%.
Must have a Secret clearance or the ability to obtain a clearance.
MUST BE A U.S. CITIZEN - This position is located at a facility that requires special access.

Nice To Haves

Experience with Design Validation &/or Qualification Testing.
Experience evaluating SDRLs (Supplier Document Requirements List).
MRBE experience or ability to achieve MRBE certification.
Experience with managing mass properties.
Demonstrated success assisting/managing component supplier development and processing supplier changes.
Missile or launch pod program experience.

Responsibilities

Build and maintain 3 D CAD models and 2 D drawings in the Digital Product Lifecycle Management (dPLM) environment.
Generate release ready engineering documents (drawings, BOMs, assembly part lists) for fabrication and procurement.
Perform tolerance stack up and fit analyses to guarantee manufacturability and reliability.
Apply MBD principles, embedding GD&T and feature control frames directly in the CAD model.
Coordinate design changes across cross functional teams and keep dPLM baselines current.
Provide Production Planning, Operations, and Global Supply Chain with accurate, up to date design data and troubleshooting support.
Identify and implement innovative design solutions to resolve complex mechanical challenges.
Lead design reviews, incorporate stakeholder feedback, and secure formal engineering release approvals.
Ensure all documentation complies with DoD and Lockheed Martin standards.