Model-Based Systems Engineer - Level III

Model-Based Systems Engineer - Level III

Augustine Consulting, Inc. is a Woman-Owned Small Business professional services provider of engineering and technical services to the United States Government. We seek an experienced Model-Based Systems Engineer to serve as part of ACI's Government Programs Team supporting CPE ISW for IEW&S HQs SETA.

Duties and Responsibilities:

A Models-Based Systems Engineer at ACI is responsible for leveraging model-based systems engineering tools and practices to enable efficient planning, integration, and validation of tactical applications supporting situational awareness platforms. A successful Model-Based Systems Engineer at ACI will:

• Develop and maintain SysML/UML-based models to support system architecture, behavior, interface definitions, and requirements traceability for ATAK plugins and core functionality.
• Translate stakeholder requirements into functional models that inform software development and integration plans.
• Support system decomposition and definition of component-level interactions across ATAK plugins, core services, and TAK Server interfaces.
• Collaborate with software developers, integration engineers, and program stakeholders to ensure alignment between modeled architecture and software implementation.
• Participate in Agile Scrum ceremonies, technical interchange meetings (TIMs), and design reviews as a representative of the systems engineering team.
• Support verification and validation activities by aligning test cases with modeled requirements and scenarios.
• Contribute to documentation deliverables, including interface control documents (ICDs), system design documents (SDDs), and modeling standards.
• Design and implement network solutions, including LAN/WAN/VPN architectures and secure topologies.
• Troubleshoot complex system and network issues, utilizing both hands-on diagnostics and automated tools.
• Apply network security best practices to protect systems and data from internal and external threats.
• Write scripts for automation and system management using Python and Power Shell.
• Collaborate on multidisciplinary R&D projects, integrating scientific and engineering approaches.
• Maintain technical documentation including system diagrams, configuration guides, and SOPs.

A Model-Based Systems Engineer who fits our team is:

Dynamic: contributes energy and enthusiasm to our daily tasks, to the team's interactions, and to the Company's mission.

Thorough: possesses an unparalleled work ethic; produces complete, even polished products; persistent; mission-focused; asks "Why?" as often as necessary to get to the root of the matter.

Mature: respects others' opinions, beliefs, and culture; listens to ideas, shares thoughts, and works independently and together to contribute insights to the company's leaders.

Forthright: speaks with conviction; argues based on understanding, respectfully

Inquisitive: seeks deeper explanations of how systems work, not the surface-level description of the actors involved; goes beyond "stick-fetching" to connect the unconnected.

Timely: shows up, ready to think, prepared to get on with the day's assignments; contributes analytical insights that meet time-sensitive, reasonable requests.

Honest: knows what's right, what's legal, what's appropriate; acts accordingly.

• Due to the sensitive nature of this work, a Department of War security clearance is required. All applicants must provide proof of U.S. Citizenship.
• Must possess or have the ability to obtain a Top Secret w/SCI security clearance.
• Bachelor's degree in related field and eight (8) years of experience, or
• Master's degree in a related field and five years of experience
• Solid understanding of network protocols and services (TCP/IP, DNS, DHCP).
• Hands-on experience with network operating systems (Windows Server, Linux).
• Proficiency with network design and configuration tools.
• Proficiency with modeling tools such as Cameo Systems Modeler, Magic Draw, or Enterprise Architect.
• Familiarity with AWS services such as EC2, ECS, RDS, and associated cloud architecture.
• Excellent troubleshooting, analytical, and problem-solving abilities.
• Strong communication and technical writing skills.