Cost Analyst/Estimator

Job Locations US-VA-Arlington
Business Unit
TS/SCI Preferred
Location : Location


i3 is seeking a Cost Analyst/Estimator to support Mission Integration Management, Engineering, and Analysis activities. This position is located in Arlington, VA.

This position will support programs in the Office of the Under Secretary of Defense for Research & Engineering (OUSD(R&E)). USD(R&E) requires mission engineering, analysis, and integration expertise to produce objective insights and analytic justification to inform future technology and capability investment decisions within the Planning, Programming, and Budgeting Execution (PPBE) process and aid in the prioritization, alignment and validation of requirements within Joint Capabilities Integration and Development System (JCIDS) to deliver modernized capabilities that enable an all domain joint force aligned with future Joint Warfighting Concepts.


  • Minimum of a Bachelor’s degree in Engineering, Operations Research, Business Administration or equivalent.
  • Minimum of ten (10) years of related experience.
  • A TS/SCI security clearance highly preferred. 
  • Expertise in developing cost models and cost estimates for the complex DoD weapon systems at multiple levels of fidelity.
  • Experience with cost estimating aspects of development, acquisition, and operations of DoD weapon systems.
  • Experience producing cost estimating data and artifacts in support of complex studies examining trade-offs between competing capabilities and various courses of action including formulating constructs for return on investment and metrics used to evaluate system trade-offs and best value options.


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