System Engineer
- Level
- Mid
- Work type
- On-site · Oak Ridge
Not stated in the posting: salary, visa.
Open. First seen 3 October 2026.
About the role
ABOUT THE ROLE
We are seeking a System Engineer to join our team supporting the DOE's Y-12 National Security Complex! This position is full-time and will be based out of Oak Ridge, Tennessee.
Responsibilities
- Coordinate configuration management activities.
- Assess system health and performance.
- Provide overall technical responsibility for plant system operability and maintenance activities.
- Work in conjunction with the Configuration Management program for the assigned system(s).
- Prepare configuration control/design change packages for tasks.
- Evaluate the impact of proposed changes and/or modifications to approved safety authorization bases for facilities.
- Perform troubleshooting and improvement activities.
- Apply the systems and equipment expertise needed to resolve technical system and equipment issues in cooperation with other related disciplines.
- Perform system walkdowns.
- Review calibration & equipment test/inspection determinations, spare parts evaluations, & system turnover to owner support.
Requirements
- Education & Years of Experience – Bachelor of Science in Engineering/Physical Science (Chemistry, Physics, or related) from an Engineering Accreditation Commission (EAC) Accreditation Board of Engineering and Technology (ABET) accredited program in the United States and 2 or more years of relevant experience.
- Citizenship – To be considered, you must be a United States (U.S.) citizen due to the federal nature of the work.
- Clearance – To be considered, you must be able to obtain and maintain a government issued clearance, if needed.
- Experience with system engineering, configuration management, and configuration control.
- Ability to assess system health, performance, reliability, and operability.
- Experience developing and reviewing design change/configuration control packages.
- Knowledge of safety authorization basis requirements and evaluation of proposed system modifications.
- Experience with plant system troubleshooting, technical assessments, and system improvements.
- Ability to perform system walkdowns and field evaluations.
- Knowledge of equipment calibration, testing, and inspection requirements.
- Experience evaluating spare parts and equipment maintenance requirements.
- Ability to interpret engineering drawings, specifications, procedures, and technical documentation.
- Experience supporting system turnover and coordination with system owners, operations, and maintenance personnel.
- Strong technical, analytical, troubleshooting, and problem-solving skills.
- Strong written and verbal communication skills with the ability to work effectively across multiple engineering disciplines.
GEM Technologies's standard text
About the Site
The NNSA's Y-12 National Security Complex, in Oak Ridge, Tennessee, is the nation’s only source of enriched uranium nuclear weapon components and provides enriched uranium for the U.S. Navy as well as excels in materials science, precision manufacturing, and stores enriched uranium. Y-12 supports efforts to reduce nuclear proliferation risk and performs work for other government agencies (energy.gov).
ABOUT GEM
GEM Technologies, Inc. (GEM) is an award-winning federal contractor with more than 30 years of experience providing environmental, construction, facility management, and technical services to federal agencies, state and local governments, and commercial organizations. Founded in 1994 as a nuclear engineering firm to support federal operations in East Tennessee, GEM has since expanded into a nationwide, multi-disciplinary provider with over 270 employees and a diverse portfolio of contracts in the environmental, nuclear, and defense sectors. Some reasons to join GEM are:
- Our philosophy – We believe in the power of effective collaboration and recognize that good partnerships are the building blocks to success.
- Our relationships – Partnering with federal clients, we solve complex problems, exceed expectations, and advance critical missions.
- Our team – We are committed to managing a cohesive workforce and cultivating a supportive workplace for our employees on contracts and in-office.
- Our community involvement – Supporting our communities, we invest time and money in local schools and non-profit organizations.
COMPENSATION AND BENEFITS
GEM’s offered compensation is dependent on candidates’ education, qualifications, and relevant years of experience. To recruit and retain our exceptional staff, we offer the opportunity to elect benefit packages that best suit our employee’s needs; this includes, but is not limited to, a competitive Salary, Medical, Dental and Vision Insurance (including HSA & PPO options), Paid Time Off (PTO), Paid Holidays, Life Insurance, and a matching 401(k) Retirement Plan.
Please Note: With the exception of mandated state requirements, GEM does not publish salary information on external job boards; as such, most ranges listed are estimates made by vendors and not actual salary ranges.
GEM Technologies's standard text
EQUAL OPPORTUNITY EMPLOYER
GEM Technologies, Inc. is an Equal Opportunity/Affirmative Action Employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.
What this role asks for
85% of this description is written for the role. The rest is GEM Technologies's standard text, folded away below.
Read against GEM Technologies's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 19 open in Engineering. 3 were posted in the last 30 days and the oldest in February: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
FEA (3 of 19), Creo (2 of 19), PLC (2 of 19), SolidWorks (2 of 19)
OTHER ROLES ON THIS TEAM
- Project Engineer, Nuclear Facilities posted Oct 1
- System Engineer posted Oct 1
- Mechanical Engineer, Piping Design posted Sep 28
- Engineering Process Commissioning Specialist posted Sep 16
- System Engineer (Q- or TS-Cleared Candidates Only) posted Aug 28
- Civil Engineer posted Aug 28
- Sr. Facility Safety Engineer posted Aug 28
- Electrical Power Engineer posted Aug 28
- Structural Engineer posted Aug 28
- Mechanical Engineer, Specialty Equipment posted Aug 26
- Mechanical Design Engineer posted Aug 14
- Controls Engineer (Q- or TS-Cleared Candidates Only) posted Aug 14
- Engineering Technologist, Atmospheric Instrumentation posted Jul 16
- I&C Engineer posted Jun 24
- Electrical Engineering Manager, Power & Electronics posted Jun 3
- Commissioning & Start-Up (CSU) Engineer posted May 19
- HVAC Design Engineer (Principal) posted Apr 8
- Structural Engineer posted Feb 18
From the team and dates on GEM Technologies's own job board.
Other openings for this role
2 open postings for this role in Oak Ridge, TN (Y-12), first posted 3 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.
- 3 October 2026 – open (this posting)
- 3 October 2026 – open
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