​​Mechanical / Cable Designer​

​ 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.

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​ Are you ready for your next career challenge?

​Leidos Defense 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.

​Leidos Defense is seeking a Mechanical / Cable Designer to help create the critical "nervous system" that connects the advanced hardware we develop to protect America and its allies.

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​ Primary Responsibilities

• ​Support the design and development of mechanical components and assemblies.

• ​Create and maintain Technical Data Package (TDP) artifacts, including drawings, bills of materials (BOMs), and specifications.

• ​Develop mechanical designs with consideration for functionality, manufacturability, assembly, inspection, and producibility.

• ​Apply Geometric Dimensioning and Tolerancing (GD&T) principles in accordance with ASME Y14.5 and applicable engineering drawing standards.

• ​Support prototype fabrication, assembly, integration, and testing activities by troubleshooting mechanical issues and developing engineering solutions in coordination with senior engineers.

• ​Route electrical cables / wire harnesses using Creo and SolidWorks.

• ​Develop cable designs using Visio and AutoCAD, considering connector, backshell, wiring, and protective covering part selection.

• ​Produce cable installation drawings and work instructions from 3D routed cable models in Creo and SolidWorks.

• ​Independently manage tasks and projects with guidance from senior engineers.

• ​Participate in design reviews, peer reviews, drawing reviews, and other technical meetings throughout the product development lifecycle.

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​ Basic Qualifications

• ​Bachelor’s degree in Mechanical or Electrical Engineering, or Associate’s degree with 2+ years of relevant experience or 4+ years of relevant experience in lieu of degree.

• ​Proficient in either Creo Parametric or SolidWorks and able to learn new tools and techniques. Experience in both is preferred.

• ​2D Drawing Experience using SolidWorks or Creo.

• ​Ability to work onsite at a Leidos facility and independently with limited supervision.

• ​Basic understanding of mechanical design principles.

• ​Flexible and capable of switching between tasks and toolsets.

• ​Candidates must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.

• ​US Citizenship is required.

• ​Position requires eligibility to obtain and maintain secret security clearance.

​ Preferred Qualifications

• ​Bachelor’s degree in Mechanical Engineering with 2+ years of relevant experience, or Associate’s degree with 4+ years of relevant experience or 6+ years of relevant experience in lieu of degree.

• ​Knowledge of ASME Y14.100 and Y14.5 standards.

• ​3D routing experience with SolidWorks and / or Creo.

• ​2D drawing experience using AutoCAD and / or Visio.

• ​Experience with Windchill PLM.

• ​Experience in cable design.

• ​Familiar with IPC/WHMA-A-620D.

• ​Familiar with military style electrical connectors such as MIL-DTL-38999.

• ​Experience creating technical data packages to MIL-STD-31000 requirements.

• ​Ability to read and interpret cable wiring diagrams.

• ​Hands-on experience in mechanical and/or cable assembly.

• ​Strong communication and interpersonal skills.

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:

September 21, 2026

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 $69,550.00 - $125,725.00

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.