CACI International Inc
CACI International Inc
CACI International Inc is a U.S.-based government contractor serving national security, defense, and federal civilian customers. Its teams develop and support technology and professional services spanning cybersecurity, digital operations, enterprise IT modernization, electronic warfare, counter-unmanned systems, space and optical communications, DevSecOps software, mission engineering, and logistics. As a large prime contractor, CACI combines software, analytics, sensing, and hardware to help government organizations address evolving threats and modernize complex technology architectures.

Onsite Systems Engineer – MBSE at CACI International Inc

Onsite Systems Engineer responsible for MBSE architecture, requirements, verification, and integration of mission-critical software systems at CACI International Inc. Supports Agile delivery and U.S. government testing activities.

Description

  • Create and maintain system architecture and design models with MBSE tools and methods
  • Oversee requirements throughout their lifecycle, including authoring, traceability, allocation, flow-down, and compliance tracking across distributed teams
  • Break down system requirements and partner with multidisciplinary teams on efficient, scalable solutions
  • Plan and perform verification and validation through test procedures, model simulations, and formal verification events
  • Contribute digital artifacts to trade studies, impact assessments, and design reviews
  • Take part in program milestones such as customer meetings, government testing events, and discrepancy review boards
  • Prepare technical records including test results, verification reports, and design validation artifacts
  • Collaborate with the team to transition a complex software application into operations
  • Use model-based engineering methods to define, assess, and manage requirements and designs within an Agile software development environment

Requirements

  • Active TS/SCI security clearance
  • Bachelor’s degree in Systems Engineering, Computer Science, or a related engineering field
  • At least five years of systems engineering experience, including one or more years applying MBSE principles
  • Working knowledge of SysML and proficiency with an MBSE platform such as Cameo Systems Modeler or an equivalent tool
  • Proven requirements management experience covering development, traceability, flow-down, and verification planning across the system lifecycle
  • Experience creating test procedures and verification artifacts for validating system requirements
  • Knowledge of Agile and Scrum practices, with experience contributing to cross-functional teams
  • Strong communication skills and the ability to collaborate across distributed teams in fast-paced environments
  • Willingness to travel up to 10%
  • OMG SysML Model Builder Fundamental or OMG SysML Model User certification is preferred
  • Advanced MBSE experience in model integration, system simulation, and digital engineering workflows is preferred
  • Experience with requirements management platforms such as DOORS or DOORS Next Generation is preferred
  • Experience with UAF or Magic Grid modeling frameworks is preferred
  • Knowledge of scripting or automation for requirements verification, model validation, or test automation is preferred
  • Experience using XML, JSON, or YAML for interface specifications is preferred
  • Familiarity with cloud architectures, containerization, and deployment requirements in U.S. Department of Defense environments is preferred
  • Experience supporting government testing events, Site Acceptance Testing, and formal verification processes is preferred
  • Domain knowledge in SATCOM, GEOINT, or related mission systems is preferred
  • IAT Level II or III certification, such as CompTIA Security+ or CISSP, is preferred
  • Experience with GitLab, Jira, Confluence, or comparable collaboration tools is preferred

Benefits

  • Flexible time-off program
  • Extensive learning resources
  • Competitive pay
  • Healthcare coverage
  • Wellness programs
  • Financial support benefits
  • Retirement plans
  • Family support programs
  • Continuing education support
  • Paid time-off benefits

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