Machining Manufacturing Engineer III

Reference: 727989BRPosted: 2026-05-12Location: King of Prussia, PennsylvaniaClearance: SecretCompany: Lockheed MartinDescription:Role OverviewTurn complex engineering designs into precise, production-ready CNC programs. In this role, you’ll drive machining strategy, validate programs on the shop floor, and help improve manufacturing performance from prototype through full-rate production.Key Responsibilities• Develop and optimize CNC programs for 3-, 4-, and 5-axis machines• Interpret engineering drawings and define machining approaches• Select tooling, speeds, and feeds to balance precision and efficiency• Validate programs through machine prove-outs and setup support• Troubleshoot machining and production issues in real time• Create and maintain clear manufacturing work instructions• Train and support machine operators as needed• Assist with new equipment setup and production ramp-up• Partner with engineering and manufacturing teams to improve processes• Support tooling and fixture development for repeatability and performanceWork Environment• On-site, hands-on manufacturing environment• Fast-paced production setting with evolving priorities• High collaboration with engineering, operators, and manufacturing teams• Focus on precision, quality, and continuous improvementWhy You’ll Love This Role• Work on advanced, mission-critical hardware• See your programs directly impact production and performance• Collaborate with a skilled, cross-functional team• Influence machining strategy and process improvements• Opportunities to grow technical and manufacturing expertiseAbout Lockheed Martin SpaceSpace 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.Basic Qualifications:To be considered, candidates must meet all requirements listed:• Minimum of 3 years experience programming CNC machines (3-, 4-, and 5-axis)• Proficiency with CAM software for CNC programming• Strong understanding of machining processes, tooling, speeds, and feeds• Ability to read and interpret engineering drawings and define machining strategies• Experience validating CNC programs (prove-outs) and troubleshooting production issues• Ability to communicate clearly and collaborate with engineering and production teams• Ability to obtain and maintain a Top Secret security clearance• Ability to work on-site full-timeDesired Skills:Nice-to-have skills that strengthen candidacy but are not required:• Experience with Siemens NX CAM software• Familiarity with Mazak / Mazatrol controllers• Experience with tooling or fixture design• Background in process improvement or lean manufacturing• Experience supporting new product introduction or production ramp-upSecurity Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: SecretOther Important Information You Should KnowExpression of Interest: 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.Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.Schedule for this Position: 9x80 every other Friday offLockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.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.Experience Level: Experienced ProfessionalBusiness Unit: SPACERelocation Available: NoCareer Area: ManufacturingType: Full-TimeShift: First