Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Principal Model-Based Systems Engineer

$206k - $284k
Full-time

STR

STR is hiring a Principal Model-Based Systems Engineer (MBSE) in our Woburn, MA office (other locations: Dayton, OH & Arlington, VA) to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience leading teams, architecting systems, working across the Systems Engineering Lifecycle, and have experience in Digital Engineering/MBSE. The candidate will support STR’s Systems Development Division in adopting processes and tools to achieve architectural integrity and traceability from requirements analysis through system and software development through production system deployment. This position offers the opportunity to work with leading domain experts in sensors development and cyber security to incorporate MBSE tools and techniques. The ideal candidate will be well-versed in Systems Engineering techniques, Modeling and Simulation, Digital Engineering/MBSE and be excited about opportunities to mentor more junior staff and help foster growth of subject matter expertise across the organization. In addition to modeling in SysML, the Systems Engineer will be responsible for implementing and guiding teams in the customization and automation techniques offered by Cameo to enable multi-disciplinary programs to comply with DoD Digital Engineering goals. Proficiency in one or more high-level language (C/C++, Java, Python) is highly desired. The Systems Engineer should have experience implementing a rigorous MBSE approach to develop DoD systems. New programs at STR will be looking to adopt agile approaches that incorporate model-based requirements management and traceability with software development. This position is well suited for a Systems Engineer with a software development background who is interested in improving the state of the practice and demonstrating the advantages that MBSE can offer. What you will do: * Leading development programs through the Systems Engineering process using MBSE approaches that support DoD Digital Engineering goals * Leading teams and implementing rigorous MBSE approaches using SysML in Cameo (MagicDraw)

  • Providing mentorship and training of Systems Engineers on the use of MBSE
  • Working closely with domain experts and software development teams to realize
program designs and digital engineering goals Who you are: * This position requires an Active DoD Secret Clearance with the ability to obtain a Top Secret (TS) Security Clearance, for which U.S. citizenship is needed by U.S. Government * BS, MS or PhD in Systems Engineering, Aerospace Engineering, or related technical field
  • Technical Project Lead experience
  • Minimum of 10 years work experience as a Systems Engineer or related field
  • Minimum of 5 years experience working with SysML models in Cameo (or similar
tool) * Experience working with software-intensive systems and open architecture Nice to haves:
  • Active Top Secret Security Clearance
  • 10+ years’ experience in architecting systems using system modeling tools
  • Domain expertise in one or more of the following areas is desirable; Radar,
Electronic Warfare, Acoustic, Antenna Apertures, Sensor Resource Management, Sea/Air/Space, Large-Scale Platform Test Systems, Cyber Physical Systems, Open System Architectures (UCI, OMS, COARPS)
  • Proficiency in Java, C/C++ or Python
  • Agile software development experience
  • Familiarity with specific government open architectures (e.g., Open Mission
Systems) Pay Information Full-Time Salary Range: $206,000 - $284,000 The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, and Carlsbad, CA. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us. STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer. STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at [ for more info. STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws. If you need a reasonable accommodation for any portion of the employment process, email us at View email address on click.appcast.io [View email address on click.appcast.io] and provide your contact info. Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

Vacancy posted 7 hours ago
Similar jobs that could be interesting for youBased on the Principal Model-Based Systems Engineer in Arlington, VA vacancy
  • $157k - $224k

    STR is hiring a Lead Model-Based Systems Engineer (MBSE) in our Woburn, MA office to work across a broad portfolio of DoD mission areas. The Systems Engineer should have experience architecting systems, working across the Systems Engineering Lifecycle, a deep understanding... 
    Suggested
    Full time
    Work experience placement
    Work at office
    Local area
    Remote work
    Flexible hours
    Night shift

    STR

    Arlington, VA
    7 hours ago
  • $86.8k - $198k

     ...Creates, integrates, and applies interdisciplinary digital models of products from concept through the product lifecycle. Applies...  ...The world can't wait. Job Title Job Number: R0241821 Model Based Systems Engineer Requirements 3+ years of experience performing systems... 
    Suggested
    Local area

    Booz Allen Hamilton

    McLean, VA
    2 days ago
  • $72k - $140k

     ...Overview: SimVentions, consistently voted one of Virginia’s Best Places to Work, is seeking a Navy Weapons System Model Based Systems Engineer. This position is for an engineer to work as part of a team performing model based systems engineering. The focus of the MBSE... 
    Suggested
    Contract work
    Temporary work
    Interim role
    Casual work
    Work at office
    Remote work
    Flexible hours

    SimVentions

    Lorton, VA
    3 days ago
  •  ...Opportunity PeopleTec is currently seeking a Model Based Systems Engineer to support our Huntsville, AL / Fort Belvoir, VA locations. This role involves supporting the development of next‑generation missile defense system‑level requirements and plays a key role in defining... 
    Suggested
    Local area

    PeopleTec

    Fort Belvoir, VA
    4 days ago
  •  ...Overview Modern Technology Solutions, Inc. (MTSI) is seeking a Model-Based Systems Engineer (MBSE) / Digital Engineer with Cameo and/or MBSE software modeling experience to join our team in the Alexandria, VA area in support of the Office of the Undersecretary for Defense... 
    Suggested
    For contractors
    Work at office
    Local area
    Worldwide

    Modern Technology Solutions Inc

    Alexandria, VA
    2 days ago
  • $90k - $120k

     ...Ops office. Work Setting: Flexible Schedule Available Based on Program Requirements Salary Range: $90,000 - $120,...  ...level Clearance. About the Role . G2 Ops is seeking a Model-Based Systems Engineer to develop and maintain SysML models supporting mission-... 
    Full time
    Temporary work
    Work at office
    Local area
    Remote work
    Flexible hours

    G2 Ops, Inc.

    Arlington, VA
    14 days ago
  • $108.8k - $171k

     ...work on revolutionary systems that impact people's lives...  ..., redefining engineering capabilities, and driving...  ...seeking an experienced Principal/Sr. Principal Systems...  ...at a higher job level based on the qualifications...  ...Java. · Exposure to Model-Based Systems Engineering... 
    Principal
    Full time
    Relocation package
    Shift work

    Northrop Grumman

    Fairfax, VA
    2 days ago
  •  ...development of command and control software systems, operating in a dynamic, complex, fast‑...  ...Do Serve as a technical lead and systems engineer on challenging software development...  ...with configuration and testing of cloud‑based software deployments. Experience with Earned... 
    Principal
    Relocation

    Prattwhitney

    Laurel, MD
    3 days ago
  • $147.1k - $167.9k

     ...Overview Principal Associate, Data Science - Model Risk Office Data is at the center of everything we do...  ...models. We use our statistics, software engineering, and business expertise to drive...  ...part-time roles will be prorated based upon the agreed upon number of hours... 
    Principal
    Full time
    Part time
    Work at office
    Local area
    Flexible hours

    Capital One

    McLean, VA
    a month ago
  • $136k - $184k

     ...Qualifications: Skills: Complex Systems, High Performance Computing (HPC), Red...  ...Yes Job Description: SYSTEMS ENGINEER PRINCIPAL Advance how our customers operate while...  ...architectures, distributed computing, and MPI-based workloads - Troubleshooting skills... 
    Principal
    Full time
    Temporary work
    Part time
    Immediate start
    Remote work
    Work from home
    Worldwide
    Flexible hours

    GDIT

    Falls Church, VA
    8 days ago
  • $125 - $135 per hour

     ...A leading technology firm in Washington, DC is seeking a Principal Antenna Engineer to lead the design and development of RF and antenna modules for SatCom applications. In this senior role, you will manage a team, ensuring efficient design processes and collaboration... 
    Principal
    Hourly pay
    Full time

    Bayside Solutions

    Washington DC
    4 days ago
  •  ...Management and Technology Consulting Solutions provider based out of Mclean, VA. We work to solve our client’s toughest...  ...Saliense is now hiring a Senior Technical Consultant (Principal Network Systems Engineer) to join our team in support of our team at the Office of... 
    Principal
    Work at office
    Local area
    Immediate start
    3 days per week

    Saliense Consulting LLC

    Arlington, VA
    16 days ago
  • $200k - $240k

     ...group. The position is preferred to be based out of Chantilly, VA but open to a hybrid...  ...solution architectures including system designs, technical approaches, and implementation...  ...8+ years of experience in systems engineering, solutions architecture, or a related technical... 
    Principal

    CareerArc

    Arlington, VA
    1 day ago
  •  ...Base One Technologies seeks a Systems Engineer III to manage cases from submission to capability delivery and feedback, ensuring adherence to established procedures for documenting requirements and guiding action plans. The role involves researching capabilities, evaluating... 

    Base One Technologies

    Arlington, VA
    21 hours ago
  • $112k - $249.6k

     ...As a Quantitative Analytics & Model Consultant Senior within PNC'...  ...organization, you will be based in Pittsburgh, PA; Philadelphia...  ...optimizing machine learning systems with industry recognized ML frameworks...  ...in Statistics, Mathematics, Engineering or Econometrics •... 
    Full time
    Temporary work
    Part time
    Work experience placement
    Work at office

    PNC

    Washington DC
    4 days ago
  • $115.7k - $119.5k

     ...ventures—and business purpose. We work in a uniquely collaborative model across the firm and throughout all levels of the client...  ...progressively assist in onboarding and training junior colleagues based on your topic/sector expertise. You're Good At Solving... 
    Work at office
    Local area

    Boston Consulting Group

    Washington DC
    1 day ago
  •  ...Senior Director, Principal Gifts About the Company Philanthropic organization supporting Indigenous culture & individuals Industry...  ...Principal Gifts to play a pivotal role in expanding its donor base, cultivating major gifts, and diversifying strategic giving.... 
    Principal

    Confidential

    Washington DC
    4 days ago
  •  ...Dev Technology Group is seeking a Senior Systems Engineer to plan and implement MFA for web-based applications for a federal government client. On-site in Tysons Corner, VA three days per week, with a focus on secure, scalable backend infrastructure and identity services... 
    3 days per week

    Dev Technology Group

    Falls Church, VA
    21 hours ago
  •  ...requirement. Location: On-site work at Joint Base Anacostia-Bolling (JBAB) What This Job...  ...architecture, operations, and hands‑on engineering depending on project demands. Non‑...  ...with no long‑term boredom. Ownership of systems and projects from planning through lifecycle... 

    99999 Consulting, LLC

    Washington DC
    2 days ago
  • $97.97k - $132.25k

     ...Job Qualifications Information Systems, Project Management, Systems Design Job Description...  ...advance your career. Join GDIT as a Systems Engineer Senior and build an impactful career in...  ...Salary Range: $97,968 - $132,250 (based on experience, geographic location and possibly... 
    Remote work

    General Dynamics Information Technology

    McLean, VA
    3 days ago
  • $208k - $300k

     ...Machine Learning Engineer - Model Evaluations, Public Sector The Public Sector ML team at Scale deploys advanced AI systems—including LLMs, agentic models, and multimodal pipelines—into...  ...safety metrics, including LLM-judge–based evaluations. Design test datasets and... 
    Full time

    Scale Ai

    Washington DC
    14 hours ago
  •  ...in Tysons Corner, VA 3 days per week Dev Technology Group is looking for a Senior Systems Engineer to support a project to plan and implement Multi-Factor Authentication (MFA) for web-based applications as part of Operations & Maintenance (O&M) for a federal government... 
    3 days per week

    Dev Technology

    Falls Church, VA
    1 day ago
  • $109.3k - $180.2k

     ...collaboration. Imagine loving what you do and where you do it. Job Category Underwriting Compensation Overview The annual base salary range provided for this position is a nationwide market range and represents a broad range of salaries for this role across... 
    Work at office
    Local area

    Travelers Insurance

    Washington DC
    3 days ago
  • $83.93k - $113.55k

     ...Job Description Transform technology into opportunity as a Systems Architect with GDIT , supporting the National Nuclear Security Administration...  ...industry leader in your domain. Identify and design solutions based on business and technical requirements; assess alternatives,... 
    Work at office

    General Dynamics Information Technology

    Washington DC
    3 hours ago
  •  ...Senior Systems Engineer Location: The Pentagon, Washington, DC Salary Negotiable (Depending on experience...  ..., reliable data products, analytical models, and user-focused solutions that...  ...interactive dashboards and lightweight web-based tools using platforms such as Qlik, Streamlit... 
    Full time
    Contract work
    Local area

    Strategic Data Systems

    Washington DC
    1 day ago
  •  ...Position Title: Senior Systems Engineer (Linux / HPC Environment) Location Information...  ...administering, and maintaining a Linux-based high-performance computing (HPC) environment...  ...advanced analytics, statistical modeling, and research activities. Your primary... 
    Full time

    3B Staffing LLC

    Washington DC
    4 days ago
  •  ...The Senior Systems Engineer leads the design, integration, and optimization of complex, enterprise...  ...objectives. This hybrid role is based in the DC area within an enterprise or...  ...analyses, leveraging monitoring data and modeling techniques to identify systemic bottlenecks... 
    Contract work
    Work at office

    ASM Research, An Accenture Federal Services Company

    Arlington, VA
    1 day ago
  • $112.5k - $202.5k

     ...Are you a Quality Engineer who loves solving complex issues? Are you a fast learner who enjoys...  ...collaboration tools with business systems. Designing, implementing, and securing complex...  ...compensation practices. For U.S. based candidates only, the base salary for this... 
    Work experience placement

    Akamai

    Washington DC
    2 days ago
  •  ...across Intelligence, Analytics, Engineering, Mission Support, and...  ...Barbaricum is seeking a Senior Systems Engineer to contribute to the...  ...functional and performance analysis models developed reflect the...  ...Labview, or any other Model-Based Systems Engineering). Experience... 
    For contractors
    Work at office

    Barbaricum

    Falls Church, VA
    2 days ago
  •  ...rhythm, and a team of talented engineers and experts who support and...  ...experienced and cleared Senior Systems Engineer to join our infrastructure...  ..., deploy, and maintain Linux‑based systems and supporting...  ...fundamentals including the OSI model and TCP/IP Knowledge of secure... 
    Immediate start
    Remote work
    Flexible hours

    Ridgeline International, LLC

    Falls Church, VA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Principal Model-Based Systems Engineer. Be the first to apply!