Company Overview

For 30 years, clients in the private and public sectors have relied upon SOS International LLC (SOSi) for critical operations in the world’s most challenging environments. SOSi is privately held, was founded by its current ownership in 1989, maintains corporate headquarters in Reston, VA, and specializes in providing logistics, construction, training, intelligence, and information technology solutions to the defense, diplomatic, intelligence and law enforcement communities.

All interested individuals will receive consideration and will not be discriminated against on the basis of race, color, religion, sex, national origin, disability, age, sexual orientation, gender identity, genetic information, or protected veteran status. SOSi takes affirmative action in support of its policy to advance diversity and inclusion of individuals who are minorities, women, protected veterans, and individuals with disabilities.

1-190423-8873: Journeyman, Senior and Subject Matter Expert (SME) Engineers
LocationU.S. & Overseas
Open Date4/24/2019


SOS International LLC (SOSi) is seeking a 

Journeyman, Senior, and Subject Matter Expert (SME) Engineers.


Civil Engineers

  • Perform engineering duties in planning, designing, and overseeing construction and maintenance of building structures, and facilities, such as roads, railroads, airports, bridges, harbors, channels, dams, irrigation projects, pipelines, power plants, and water and sewage systems 

Electrical Engineers  

  • Research, design, develop, test, or supervise the manufacturing and installation of electrical equipment, components, or systems for commercial, industrial, military, or scientific use 

Electronics Engineers, Except Computer  

  • Research, design, develop, or test electronic components and systems for commercial, industrial, military, or scientific use employing knowledge of electronic theory and materials properties. Design electronic circuits and components for use in fields such as telecommunications, aerospace guidance and propulsion control, acoustics, or instruments and controls 

Health and Safety Engineers, except mining safety engineers and inspectors  

  • Promote work site or product safety by applying knowledge of industrial processes, mechanics, chemistry, psychology, and industrial health and safety laws 

Marine Engineers and Naval Architects  

  • Design, develop, and evaluate the operation of marine vessels, shio machinery, and related equipment, such as power supply and propulsion systems  

Materials Engineers

  • Evaluate materials and develop machinery and processes to manufacture materials for use in products that must meet specialized design and performance specifications
  • Develop new uses for known materials
  • Includes those engineers working with composite materials or specializing in one type of material, such as graphite, metal and metal alloys, ceramics and glass, plastics and polymers, and naturally occurring materials. Includes metallurgists and metallurgical engineers, ceramic engineers, and welding engineers 

Mechanical Engineers  

  • Perform engineering duties in planning and designing tools, engines, machines, and other mechanically functioning equipment
  • Oversee installation, operation, maintenance, and repair of equipment such as centralized heat, gas, water, and steam systems


  • Active TS/SCI
  • JOURNEYMAN: BA/BS or MA/MS degree and three to ten years’ experience
  • SENIOR: MA/MS degree and 10 years’ experience
  • SUBJECT MATTER EXPERT (SME): Subject Matter Experts do not have specific experience/education qualifications, but are typically identified as recognized Industry leaders for a given area of expertise


  •      Working conditions are normal for an office environment