Senior Software Systems (MBSE) Engineer

Requirements: Bachelors degree in an engineering or related discipline, such as aerospace, systems, electrical, mechanical, or computer science; four additional years of systems engineering experience may substitute for the degree. At least 15 years of relevant systems engineering experience on programs and contracts of comparable scope, type, and complexity. Hands-on experience across the DoD systems engineering lifecycle, including requirements analysis, system architecture, interface definition, and verification and validation. Demonstrated use of MBSE methods and SysML to create system models. Experience defining software system architectures, software-to-software interfaces, and software-to-hardware interface control documents (ICDs).Experience with industry-standard engineering tools such as Cameo Systems Modeler, MagicDraw, and IBM DOORS.Understanding of software development lifecycles using Agile and Scaled Agile Framework (SAFe) methods. Experience translating mission-level and system-level requirements into software requirements, functional components, and user stories. Active DoD security clearance or higher.

Preferred: Ability to read or understand object-oriented programming languages such as C++, Java, or Python.

Preferred: Experience with safety-critical and nuclear-critical software development standards, such as DO-178C, AFMAN 91-119, and DO-330.Preferred: Advanced proficiency with Cameo or MagicDraw.

Preferred: Direct experience with strategic missile system-of-systems programs.

Preferred: Familiarity with DoD software cybersecurity requirements, including RMF and SSDF guidelines.

Preferred: Familiarity with DevSecOps pipelines, automated testing frameworks, and CI/CD environments.

Preferred: Experience using Jira and Confluence.

Preferred: Masters degree in Systems Engineering or a related technical field.

Responsibilities: Analyze customer requirements, concept of operations documents, and high-level system architectures to develop system requirements specifications. Analyze system requirements and lead design and development activities. Help users formulate requirements, recommend alternative approaches, and conduct feasibility studies. Provide technical leadership integrating requirements, design, and technology. Incorporate new plans, designs, and systems into ongoing operations. Prepare technical documentation, including system architecture and system design documents. Guide system development and implementation planning by assessing or preparing systems engineering management plans and system integration and test plans. Work with architects and product owners to address systems engineering technical considerations, issues, risks, and conflicts. Maintain accountability for the technical integrity, quality, and successful delivery of systems engineering work within the assigned area.

Technologies: CI/CDConfluenceDevSecOpsHardwareIBMSupportJIRAJavaPythonSecurity More: We are Davidson Technologies Inc., known in the aerospace and missile defense industry for our experienced engineers and scientists and our advanced technology solutions. We are seeking a Senior Software Systems (MBSE) Engineer to work onsite in Huntsville, Alabama. In this role, we will support the Air Forces development, production, sustainment, and deployment of software systems for the Sentinel Ground and Airborne Launch Control Systems, Launch Facilities, and related infrastructure. The annual pay range is $150,000–$180,000. Benefits include a 401(k) with matching, dental, health, and vision insurance, an employee assistance program, a flexible spending account, paid time off, parental leave, professional development assistance, retirement plan, and tuition reimbursement. last updated 45 week of 2026