Assembly Associate Jobs in Decatur, TN (NOW HIRING)

Longenecker & Associates (L&A), a Geosyntec Company, is a trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 30 years. We contribute to DOE’s nuclear security and environmental remediation enterprise by providing the highest-caliber staff and experts. We are seeking a motivated Quality Control Assembly Inspector to contribute to our mission supporting our work at Centrus Energy in Oak Ridge, TN.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people.  Each employee is unique, and your career at Geosyntec will be too.  We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.

In this role, you’ll be handson with advanced assemblies, perform detailed inspections at key stages of the build, and be the quality expert that keeps production running smoothly. Your work helps prevent defects, drives consistent quality, and supports safe, compliant manufacturing operations. If you enjoy working collaboratively with technicians, engineers, and quality professionals—and you’re motivated by making a real impact—this is the role for you.

What You’ll Do

You’ll be the quality checkpoint for mechanical and electromechanical assemblies—performing inspections, verifying torque, and checking critical dimensions using precision tools. You’ll apply GD&T principles, confirm labeling and traceability, and ensure workmanship meets all specifications. You’ll maintain accurate, compliant documentation; identify and report defects; and communicate findings clearly to technicians, engineers, and supervisors. You’ll keep tools calibrated and in good condition, support measurement system checks, and make sure no assembly moves forward without proper inspection release. You’ll collaborate closely with crossfunctional teams, participate in briefings, raise concerns proactively, and contribute to continuous improvement efforts to keep quality at its best.

High school diploma or equivalent required

Required Skills, Experience, and Qualifications

• Due to federal contract security requirements, candidates must be able to successfully pass a federal background investigation to secure and maintain DOE Q security clearance if required.
• Due to federal contract security requirements, this position requires U.S. Citizenship.
• Successful candidates will be able to perform the essential functions of the job with reasonable accommodation. This job posting reflects management’s assignment of essential functions and the descriptions listed do not restrict management’s right to assign or reassign duties and responsibilities to this job at any time.
• Health & Safety training, medical monitoring, and client-driven drug and background testing.
• Please note that marijuana remains a Schedule III controlled substance under Federal Law. Federal contractors must follow Federal drug-free workplace rules, which prohibit marijuana use, even if medical or recreational use is permitted under State Law. 
• Experience in mechanical assembly, quality inspection, or technical related work
• Handson experience with precision measurement tools
• Ability to read mechanical drawings and understand basic GD&T
• Knowledge of assembly sequencing and fastener requirements
• Familiarity with inspection plans and digital inspection tools
• Ability to work independently with sound judgment
• Basic understanding of calibration and measurement systems

Preferred Qualifications and Location Details

• Onsite position – Oak Ridge, TN
• Position will be initial W2 contract with conversion and/or extension options.
• NQA-1 and/or DOE related experience.
• Active Q Clearance

As an L&A employee, you will be eligible for a competitive salary as well as a comprehensive benefits package including healthcare (medical and dental), 401K plan, and paid time off. We believe in investing in our employees beyond compensation and as an L&A employee, you will have access to in-house training, career pathing, mentoring, award programs, tuition reimbursement and much more.

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