El Segundo, California

LinQuest is seeking aModel Based Systems Engineering (MBSE) Architect to join our team in El Segundo, CA.

This positionwill support the Downer Group, the leading provider of integrated services in Australia and New Zealand, for its satellite engineering and acquisition specialist expertise to support the Australian Defence Satellite Communications (SATCOM) System (ASDSS) project. ASDSS is a ten-year program to develop sovereign SATCOM-based capability enabling command and control of Australian Joint Task Forces through resilient and responsive communications.


  • Lead working groups and develop MILSATCOM architectures, roadmaps and supporting documentation
  • Elicit and capture stakeholder and system technical needs in models
  • Develop and extend system models using existing requirements, interface documentation, and related design and systems engineering documents
  • Provide MBSE/SysML expertise and related support to the entire systems engineering team
  • Integrate models to modern requirements management, architecture, and systems engineering software
  • Travel TBD

Required Experience:

  • BS in Engineering / Computer Science or equivalent experience
  • 5+ years broad technical and managerial experience with DoD, including architecture development and analysis in support of JCIDS, AoA or Acquisition processes
  • Demonstrated ability to participate in cross-functional planning, coordination and task execution situations involving the full spectrum of systems engineering and integration activities, with special emphasis on space enterprise architecture development and IT Infrastructure
  • Strong written and verbal communications skills
  • 5 years’ experience with DoDAF and MBSE modeling
  • US Citizenship and the ability to obtain a Secret clearance are required for the position

Preferred Experience:

  • Experience with Sparx EA
  • Subject matter expertise in one or more of the following
  • MILSATCOM and/or COMSATCOM experience, SMC program support, especially in the MILSATCOM area
  • Experience working with HQ AFSPC, SpRCO, AFRL, MIT Lincoln Lab, ACC, and other DoD Stakeholders

El Segundo, California

LinQuest delivers performance excellence across the Air, Land, Sea, Space, and Cyberspace domains. We provide highly valued, state-of-the-art and cost effective technical solutions to the U.S. government, civil and commercial customers. LinQuest's services and products span the engineering, testing, operation and sustainment of critical capabilities and programs ranging from intricate systems and architectures to highly complex enterprises comprised of families of systems. LinQuest integrates technical and operational domain expertise with process discipline and delivers superior performance across the life cycle of programs.

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