Weld Engineer

Company: Leidos
Location: Huntsville
Posted on: April 1, 2026

Job 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 Senior Weld Engineer to serve as the primary welding engineering authority supporting Electron Beam Welding (EBW) operations within the Mechanical Manufacturing Facility (MMF). This role provides advanced technical leadership across complex defense programs through weld process development, qualification, production support, and proposal contribution. The position requires strong expertise in high-energy density welding (EBW) as well as manual GTAW and GMAW processes used in support of defense hardware manufacturing. 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. To explore and learn more, click here! Are you ready to make an impact? Apply and share your resume with us today! Key Responsibilities Serve as the primary weld engineering authority for MMF EBW operations. Develop, qualify, and optimize welding procedures for EBW and manual GTAW/GMAW processes. Author and maintain Welding Procedure Specifications (WPS), Procedure Qualification Records (PQR), and associated documentation. Lead EBW parameter development, validation, and troubleshooting including beam tuning and penetration profile control. Provide technical oversight and support for manual TIG and MIG welding operations supporting production hardware. Evaluate metallurgical response including HAZ behavior, defect mechanisms, distortion, and structural integrity. Lead weld-related root cause investigations and corrective actions. Coordinate external testing laboratories, metallurgical evaluations, and specialty process vendors. Partner with Quality and NDT Departments to ensure weld compliance with applicable codes, contractual requirements, and inspection standards. Support EBW equipment through light troubleshooting, operations, fixturing/tooling concepts, and programming. Support proposal development through weld scope definition, risk identification, and labor estimation. Maintain configuration control and technical integrity of weld documentation within MES and engineering systems. Basic Qualifications Bachelor’s degree or higher in Welding Engineering, Materials Engineering, Mechanical Engineering, or related discipline. 8–12 years of relevant welding engineering experience. Demonstrated experience developing and qualifying welding procedures. Strong working knowledge of: - Electron Beam Welding (EBW) -GTAW and GMAW Metallurgical behavior in welded structures Weld defect mechanisms and mitigation NDT methods and weld inspection standards AWS, ASME, or other applicable welding codes Experience in structural and aerospace alloys. Ability to independently resolve complex technical problems. Candidate must be a US Citizen and possess or meet the eligibility to obtain (and be able to maintain) a Secret Clearance. Preferred Qualifications Aerospace or defense manufacturing experience. Certified Welding Engineer (CWE). Experience contributing to technical proposals. Experience with Solumina MES and Solidworks CAD systems. HuntsvilleManufacturing 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: February 22, 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 $107,900.00 - $195,050.00 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.

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