Lead Mechanical Engineer

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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 sustainably. 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’ Defense Systems is seeking a talented Lead Mechanical Engineer for its Hypersonics line of business. With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos provides responsive, cost-effective engineering, scientific and IT solutions. The selected candidate will support the Common Hypersonic Glide Body program (CHGB). The CHGB is the Army’s #1 priority for strategic weapons capability for long-range precision fires and will counter and gain a lead on our adversaries' technological advances in this field, come join us in this exciting, cutting-edge field.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector 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. To explore and learn more, click here!

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Primary Responsibilities

• Create and maintain Technical Data Package (TDP) artifacts, including drawings, bills of materials (BOMs), and specifications.
• Apply Geometric Dimensioning and Tolerancing (GD&T) in accordance with ASME Y14.5 standards.
• Coordinate with the design agent to implement design changes that improve manufacturability and resolve production issues.
• Revise existing designs and develop new designs to enhance producibility and process efficiency.
• Collaborate within integrated product teams (IPTs) to support drawing updates and production efforts.
• Support production activities, including troubleshooting mechanical issues and implementing corrective actions.
• Disposition non-conformances and support root cause and corrective action (RCCA) activities.
• Participate in continuous improvement initiatives.
• Lead and facilitate technical meetings with internal and external stakeholders, including design, peer, and tabletop reviews.
• Manage multiple tasks and projects with minimal supervision.

Basic Qualifications

• Bachelor’s degree in engineering from an ABET accredited institution with 4+ years of relevant experience or Master’s degree with 2+ years of relevant experience.
• Proficiency with CAD tools such as Creo, CATIA, AutoCAD, or SolidWorks.
• Experience working within Product Lifecycle Management (PLM) environments.
• Working knowledge of GD&T (ASME Y14.5) and tolerance stack-up analysis.
• Understanding of engineering drawings, specifications, and configuration management processes.
• Experience leading issue resolution in a production environment.
• Strong attention-to-detail, analytical thinking, and problem-solving skills.
• Excellent communication and collaboration skills.
• Self-starter with a demonstrated ability to work independently and in team environments.
• Proficiency with Microsoft Office applications (Word, Excel, PowerPoint).

Preferred Qualifications

• Active security clearance.
• Experience supporting DoD programs related to missile systems, reentry vehicles, or hypersonic technologies.
• Prior work in assembly, integration, or testing of missile systems.
• Experience supporting rapid development, prototyping, or fast-paced engineering programs.
• Familiarity with AS9100 aerospace quality management systems.
• Knowledge of MIL-STD-31000 Technical Data Package (TDP) development.
• Experience creating engineering drawings using PTC Creo and managing data in Windchill.
• Understanding of cost, schedule, and programmatic impacts associated with engineering deliverables.

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:

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:

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.