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SimIS

IT solutions for government and defense

Enterprise Architect/System Engineer

Full-Time
No salary listed
Junior, Mid
Bachelor's
Stafford, VA, USA
In Person
IT Operations
No H1B Sponsorship
US Citizenship, US Top Secret Clearance Required

About the job

Requirements
  • Experience with one or more of the following architecture tools: System Architect, Erwin Casewise, or MagicDraw.
  • Familiarity with one or more of the following: Unified Modeling Language, Systems Modeling Language, Unified Architecture Framework, Unified Profile for DoDAF and MODAF, Business Process Model and Notation, or Integrated DEFinition.
  • Ability to think critically, solve problems, and influence others to achieve desired project results.
  • Ability to work independently and collaboratively on multiple projects simultaneously.
  • U.S. citizenship is required.
  • An active Secret clearance is required.
  • A bachelor's degree is required.
  • At least 2-5 years of experience in the field or a related area is required.
  • Knowledge of Marine Corps concepts, practices, procedures, systems, and interfaces.
  • Certification as an Enterprise Architect through a formal certifying program.
Responsibilities
  • Develop Department of Defense Architecture Framework 2.02 and Marine Corps-compliant solution architectures.
  • Oversee multiple development projects to preserve the architectural vision and protect stakeholder interests.
  • Extend architecture tool schemas as required to satisfy Marine Corps architecture development and data requirements.
  • Facilitate and participate in the collaborative process of identifying and capturing architecture data with capability officers, engineers, and technical subject matter experts.
  • Promote and educate stakeholders on the use and value of architecture.
  • Plan, coordinate, and participate in architectural meetings and events.

About the company

SimIS delivers IT solutions for government and defense, specializing in modeling and simulation, test and evaluation, cybersecurity, and autonomous systems. Its M&S work uses cognitive systems engineering to create executable models and simulations; T&E validates system performance for DoD and DHS; cybersecurity includes compliance support such as CMMC. The company develops autonomous platforms in its robotics lab, including the SimIS Autonomous Maritime System (SAMS) and RiverScout, plus AI/ML, data analytics, software development, and 3D printing. Its model centers on securing prime government contracts and IDIQ vehicles, with services supported by a Tier 3 data center for hosting and managed IT services, aiming to help government customers model, test, secure, and deploy advanced systems.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

N/A

Founded

2007

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Simplify Jobs

Simplify's Take

What believers are saying

  • December 2025 SHIELD IDIQ win opens Missile Defense Agency and DoD pipelines.
  • August 2026 GSA MAS prime status supports recurring federal purchasing and cloud work.
  • September 2026 Constellis and I/ITSEC presence keeps SimIS visible to buyers and recruits.

What critics are saying

  • ICE office lease needs Suffolk Council approval; delays block a multi-year revenue stream.
  • MDA SHIELD positioning still depends on task orders, not guaranteed funded work.
  • Autonomy demos at I/ITSEC and Constellis do not prove production-scale adoption.

What makes SimIS unique

  • Veteran-owned Suffolk firm sells cleared modeling, simulation, cyber, and autonomy to defense customers.
  • GSA MAS prime contract 47QTCA23D0056 runs through February 2043, broadening federal access.
  • RiverScout and SAMS give SimIS owned robotics platforms, not just staff augmentation.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Disability Insurance
  • Flex Spending Accounts
  • 401(k) Retirement Plan
  • Tuition Reimbursement
  • Professional Development Budget
  • Paid Time Off
  • Paid Holidays