HVAC Mechanical Engineer
Aiken, SC
SMSI, LLC is seeking a Principal HVAC Mechanical Engineer HVAC Design to provide support to assignments at the Los Alamos National Laboratory (LANL), Oak Ridge National Lab, and Savannah...

Structural Engineer
Oak Ridge, TN
The High Flux Isotope Reactor (HFIR) is currently preparing for an extended outage in late 2028 to replace the reactor beryllium reflector. Complete disassembly of all instruments in the...

Electrical Engineer
Aiken, SC
SMSI, LLC is seeking a Senior/Mid level Electrical Engineer. Work would be performed from Aiken, SC. The need is immediate. Position is direct hire and is a full time position. This posi...

Process Engineer
Albuquerque, NM
The Process Engineer position is a skilled quality assurance specialist who provides support for the SMSI Los Alamos, NM or Albuquerque office. The Process Engineer will serve as the pri...

Project Engineer III
Los Alamos, NM
This position will be assigned to the Plutonium Infrastructure Engineering Division. As a Project Engineer you will act as the lead technical representative for engineering activities re...

Telecommunications Infrastructure Senior Engineer
Aiken, SC
SMSI, LLC is seeking a Telecommunications Infrastructure Senior Engineer to support work at Savannah River Nuclear Services in Greenville, South Carolina. This is full time position. Thi...

Work Control Planner
Los Alamos, NM
The Work Control Planner develops and/or reviews work packages including written step by step work instructions, procedures, and/or safety and testing requirements for the implementation...

Developing LANL and SRS opportunities
Aiken, SC
Candidates interested in being considered for new SMSI opportunities developing in Los Alamos, NM and Aiken, SC are encouraged to complete our application for future use. Needs are being...

Fire Protection Engineer
Los Alamos, NM
SMSI is seeking a Junior Fire Protection Engineer with at least 5 years of experience in providing fire protection engineering services for DOE governmental facilities at Los Alamos Nati...

Reliability Engineer
Los Alamos, NM
SMSI is seeking an experienced, energetic, and customer focused individual for the position of Reliability Engineer for the Reliability Engineering Program that supports programmatic equ...

Capital Project Expeditor
Oak Ridge, TN
SMSI is looking for a Capital Project Expeditor to support work for Los Alamos National Laboratory (LANL). This role will be responsible for expediting activities to ensure timely delive...

Capital Project Buyer
Oak Ridge, TN
SMSI is in need of a Capital Project Buyer to support work with Savannah River Site. This position shall be responsible for purchasing activities, high risk engineered equipment, and com...