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 River Nuclear Solutions (Aiken, SC). Completes assigned tasks under routine supervision and technical direction. The need is immediate. Position is direct hire and is a full time position

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 thermal beam room and the guide network are required to perform the reactor beryllium replacement. To take advantage of the opportunity provided by the HBRR project, a series of neutron i

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 delivery of specialized equipment and associated commodities to meet contractual and project schedules. The position will be based in Oak Ridge, TN. This is a full time position and can be a fle

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 commodities. Responsibilities include but are not limited to, acquisition plans and strategies, prequalification of suppliers, bidder list development, issuance of solicitation, proposal revi