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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.
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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.
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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:December 11, 2025For 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.
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.
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What We Do
We Are Leidos
For 50 years we have been tackling some of the biggest problems that face our nation and our world.
OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.
Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.
Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.
Your most important work is ahead.
