Sr. Software Architect - HSV, AL

Davidson is distinguished in the aerospace and missile defense industry, in part, because of its excellence in hiring exceptional experts, engineers and software developers dedicated to delivering advanced, intelligent technology solutions in defense of our nation.


Davidson is seeking a Sr. Software Architect in Huntsville, AL. This position is contingent on award.


Davidson is seeking a Senior Software Architect to lead development of software architectures supporting Navy HPTE systems, with emphasis on PLC-based control environments. The candidate will define modular, scalable software architectures and ensure integration with system architecture in a simulatable manner using MagicDraw / Cameo Systems Modeler.

• Lead software architecture design for control systems, integration layers, and mission applications
• Architect and integrate PLC-based systems (e.g., Rockwell, Siemens) into software environments
• Define interfaces for real-time control, telemetry, and system coordination
• Develop UML-based architecture models in Cameo Systems Modeler
• Ensure software architecture integrates with system architecture in a simulatable fashion

• Active DoD Secret clearance
• Bachelor's degree in Software Engineering, Computer Science, or related field
• 10+ years of software architecture experience
• Ability and willingness to upgrade from secret to TS clearance

• Experience with PLC systems (Rockwell, Siemens, or equivalent)
• Proficiency in Model Driven Architecture (MDA)
• Hands-on experience with MagicDraw / Cameo Systems Modeler
• Strong UML modeling capability
• Experience with APIs, middleware, and distributed systems
• Familiarity with containerization and DevSecOps

• Familiarity with test systems or high-power/RF environments
• Experience leveraging LLMs across wide range of classification levels
• Understanding of MOSA principles

• Must have an active Secret Security Clearance