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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Defense Systems Analyst - **Company:** Str Limited - **Location:** Arlington, TX, United States - **Experience:** Expert - **Salary:** $220,000.0 - $260,000.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), Artificial Intelligence, Data Analysis, Systems Engineering, C++ (Programming Language), Collaborative Learning, Data Files, Hardware Design, Systems Analysis, Internet Security, Python (Programming Language), MATLAB, Software Architecture, Software Prototyping, Server Administration, Signal Processing, Simulation Software, Software Engineering, Systems Architecture, Scripting, Modeling and Simulation, Operational Systems, Programming Languages - **Published:** August 21, 2026 - **Apply:** https://www.careerbuilder.com/job-details/principal-defense-systems-analyst-arlington-tx--6fd667f2-52bf-4adb-952b-148c5009ca9b ## About the Role * Active Security Clearance at the Top Secret (TS) level, for which U.S. citizenship is needed by the U.S government * BS, MS or PhD in Electrical Engineering, Physics, Applied Mathematics, or related field * 8-10+ years of practical experience in modeling & simulation, sensing modalities (e.g., RF and EO/IR), and systems engineering, including digital engineering * In-depth knowledge of remote sensing & counter-sensing technologies including airborne/surface-based radar and electronic warfare, and EO/IR sensing systems * Expertise in one or more scientific programming languages, such as C/C++, Python, or MATLAB * Experience with AFSIM, the Joint Simulation Environment/NGTS, or similar large-scale simulation environments * Proven ability to develop modeling and simulation tools and lead teams * Expertise in platform dynamics, including aerodynamics and orbital dynamics * Exceptional technical writing and communication skills, with experience in delivering high-stakes presentations to government and military stakeholders, Aerodynamics, Air Force, Algorithms, Analysis Skills, Architectural Analysis, Artificial Intelligence (AI), Asset Management, C Programming Language, C++ Programming Language, Collaborative Learning, Communication Skills, Control Systems, Cross-Functional, Customer Relations, Data Analysis, Data Sets, Defense Intelligence, Electrical Engineering, Electronic Warfare, Genetics, Government, Hardware Administration, Hardware Design and Simulation Software, Hardware Development, Hardware Evaluation, IR (Infrared), Internet Security, Interpersonal Skills, Leadership, MATLAB, Marketing Strategy, Mathematics, Mentoring, Military, Operational Audit, Performance Analysis, Performance Metrics, Physics, Programming Languages, Prototyping, Python Programming/Scripting Language, Research & Development (R&D), Resource Management, Scientific Research, Security Clearance, Signal Processing, Simulation, Software Administration, Software Architecture Design, Software Development, Software Prototyping, State Laws and Regulations, Strategic Analysis, Strategic Planning, System Architecture, System Operations, Systems Administration/Management, Systems Analysis, Systems Engineering, Team Lead/Manager, Technical Delivery, Technical Leadership, Technical Presentation, Technical Support, Technical Writing, Test Plan/Schedule, Test Program, Testing, Threat Modeling, Top Secret Clearance, United States Citizen ## Description The SAAM Group is seeking a Principal Defense Systems Analyst to research, design, develop and implement a portfolio of capabilities to characterize the impact of advanced concepts and algorithms on the performance and survivability of operational systems in a variety of scenarios. You will lead and advise fellow researchers, scientists, and engineers on multi-disciplinary teams spread across multiple STR campuses to understand customer objectives, craft strategic plans, lead proposal efforts, and develop innovative solutions to complex and challenging national security problems. Your areas of specific focus will include innovating and developing advanced modeling & simulation and systems engineering capabilities. A successful candidate will have significant expertise and skill in several of the following areas: systems engineering, radar systems, modeling & simulation, test & evaluation, hardware design, software architecture, resource management, signal processing, and/or communications. This position requires skills in leading multi-disciplinary teams, managing complex system design, development, and test programs, developing technology roadmaps and marketing strategies, as well as deep technical proficiency in relevant technologies. Strong interpersonal, communication, technical, management, mentorship, and peer-leadership skills are also required. Interviews for this role will require an in-person or virtual presentation. What you will do: * Lead multi-disciplinary and multi-site teams to develop system studies and new capabilities * Develop and implement sensor, platform, and threat models within simulation environments and in support of software and hardware prototypes * Utilize and enhance simulation tools, incorporating real-world data, to conduct in-depth studies of system performance and effectiveness * Design, develop, validate, and manage large-scale simulations, with a focus on sensing and counter-sensing technologies * Serve as a subject matter expert on the capabilities of current and future US and threat weapon systems, sensors, and platforms * Synthesize complex data into actionable insights, providing strategic assessments and evaluations to inform defense planning and decision-making * Prepare and deliver comprehensive technical reports and presentations to government customers, articulating the implications of simulation findings on national security ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Introduction to TXT](https://www.wearedevelopers.com/videos/30-introduction-to-txt) - [JavaScript? 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