Mechanical Engineer

Company: Leidos
Location: Huntsville
Posted on: January 5, 2026

Job Description:

Job Description Description Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Your greatest work is ahead! Leidos is seeking a talented Mid-Level Mechanical Engineer to join our Mechanical Manufacturing Facility (MMF) in support of advanced production operations. This role focuses on the design, development, and deployment of tooling and fixturing that enables precision machining, welding, assembly, handling, and inspection activities. The selected candidate will directly support upcoming capital equipment expansion and the next phase of production readiness for high-precision aerospace hardware. If you excel at designing robust tooling, solving complex manufacturing challenges, and influencing production performance through strong engineering fundamentals, this opportunity is for you. If this sounds like the kind of environment where you can thrive, keep reading! Leidos Defense Systems Sector / Manufacturing provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. Join us and help engineer the future. To explore and learn more, click here! Are you ready to make an impact? Apply and share your resume with us today! Primary Responsibilities Design and develop production tooling and fixturing to support machining, welding, assembly, handling, and inspection operations. Create detailed 3D models and engineering drawings using SolidWorks, releasing controlled documentation through Windchill EPLM. Develop workholding solutions for new and existing CNC machining centers, including 3-axis, 5-axis, mill-turn, VTL, and gantry equipment. Apply GD&T (ASME Y14.5) and perform tolerance stack analyses to ensure tooling and part interfaces meet functional requirements. Generate bills of materials (BOMs) and support procurement of tooling components, hardware, and fabricated assemblies. Serve as a CAD and drawing checker/reviewer for the Manufacturing Engineering team, ensuring accuracy, proper GD&T application, adherence to Leidos design practices, and high-quality documentation standards. Lead tooling design projects from concept through deployment, including requirements definition, design reviews, prototype evaluations, and transition to production. Collaborate closely with Manufacturing Engineering, CNC Programming, Weld Engineering, Quality, and Production to ensure tooling supports safe, efficient, and repeatable shop-floor execution. Support continuous improvement initiatives related to tooling ergonomics, setup reduction, machining efficiency, and process capability. Basic Qualifications Bachelor’s Degree in Mechanical or Aerospace Engineering with 4-8 years of relevant experience, or a Master’s Degree with 2-6 years of experience from an ABET-accredited institution. Proficiency in SolidWorks or equivalent CAD software, with experience producing detailed models, assemblies, and engineering drawings. Demonstrated experience with GD&T (ASME Y14.5) and tolerance stack-up analysis. Ability to interpret machining requirements and effectively collaborate with CNC programmers on workholding needs. Ability to work with limited direction while managing priorities and leading tooling design efforts. Strong analytical, organizational, and problem-solving skills. Clear and effective communication skills across multidisciplinary teams. Proficiency in Microsoft Office tools (Word, Excel, PowerPoint). Must be a US Citizen and meet the eligibility requirements to obtain and maintain a Secret clearance. Preferred Qualifications Prior experience designing tooling or fixturing for machining, welding, assembly, or inspection applications. Experience checking or reviewing engineering drawings and CAD models for compliance to standards and manufacturing intent. Experience supporting new equipment integration and tooling readiness for capital machine installations. Familiarity with Windchill EPLM or other PLM systems. Understanding of cost, manufacturability, ergonomics, and schedule impacts of design decisions. Prior experience supporting DoD, aerospace, missile, or reentry-vehicle manufacturing programs. Experience working in dynamic production environments with evolving requirements. HuntsvilleManufacturing Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.” Original Posting: December 11, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com. Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay -benefits. Securing Your Data Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Keywords: Leidos, Chattanooga , Mechanical Engineer, Engineering , Huntsville, Tennessee