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STR

Defense, intelligence, homeland security R&D contractor

Principal Model-Based Systems Engineer

Engineering ManagementConfirmed live in the last 24 hours
Full-time$206k - $284kIn-person

About the Job

Requirements

  • A Bachelor of Science, Master of Science, or PhD in Systems Engineering, Aerospace Engineering, or a related technical field is required.
  • U.S. citizenship is required by the U.S. Government for the required active Department of Defense Secret clearance and ability to obtain a Top Secret clearance.
  • Technical Project Lead experience is required.
  • At least 10 years of work experience as a Systems Engineer or in a related field is required.
  • At least 5 years of experience working with SysML models in Cameo or a similar tool is required.
  • Experience working with software-intensive systems and open architecture is required.

Responsibilities

  • Lead development programs through the Systems Engineering process using Model-Based Systems Engineering approaches that support Department of Defense Digital Engineering goals.
  • Lead teams and implement rigorous Model-Based Systems Engineering approaches using SysML in Cameo (MagicDraw).
  • Provide mentorship and training to Systems Engineers on the use of Model-Based Systems Engineering.
  • Work closely with domain experts and software development teams to realize program designs and digital engineering goals.
  • Support the Systems Development Division in adopting processes and tools that achieve architectural integrity and traceability from requirements analysis through system and software development to production system deployment.
  • Implement and guide teams in customizing and automating Cameo techniques to enable multidisciplinary programs to comply with Department of Defense Digital Engineering goals.

Desired Qualifications

  • At least 10 years of experience architecting systems using system modeling tools.
  • Domain expertise in one or more of the following areas: Radar, Electronic Warfare, Acoustic, Antenna Apertures, Sensor Resource Management, Sea/Air/Space, Large-Scale Platform Test Systems, Cyber Physical Systems, or Open System Architectures (UCI, OMS, COARPS).
  • Proficiency in Java, C/C++, or Python.
  • Agile software development experience.
  • Familiarity with specific government open architectures, such as Open Mission Systems.

About the Company

STR

Defense, intelligence, homeland security R&D contractor

STR is an employee-owned technology firm serving national security agencies with R&D, software development, and integration under large federal contracts. Its three core areas are Analytics & C2, Cybersecurity, and Sensors, delivering AI-driven decision support, digital twins of embedded systems, and software-defined RF/acoustic hardware for multi-domain operations. Notable projects include DARPA's JAWS, AI for swarming drones, and sonar spoofing DSP, showing deep defense-domain focus. Its goal is to provide deployable technologies that enhance joint all-domain operations and situational awareness, while exploring commercial uses like automated medical imaging.

Company size
1,001-5,000
Company stage
N/A
Total funding
$283M
Headquarters
Woburn, MA
Founded
2010

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