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About the Role: This role collaborates with a team ofOS/BSP and Embedded Softwareproblem solvers to test and evaluate Ground Vehicle Combat systems for operating within internal and external Tactical Network Domains.Perform SE Linux analysis on cross-domain solutions, Multi-Level Security (MLS), and Multi-Category Security (MCS) policies. Assist team members with creating potential exploits from vulnerabilities found within the SE Linux policy. Build capabilities by learning from others' expertise within our diversely skilled team.produce a security enhanced, custom, built up Linux distribution, newly developed and existing software applications. Company Information General Dynamics is a successful Fortune 100, global aerospace and defense company, with over 90,000 employees world-wide. General Dynamics Land Systems, a business unit of General Dynamics, has a strong foundation of delivering core engineering and manufacturing capabilities to our clients for military vehicles. Our team is focused on continuous process and productivity improvements that reduce product costs, while increasing troop safety and effectiveness. Land Systems continues to work with the US Armed Forces and its Allies to ensure these vehicles remain survivable, relevant, flexible, affordable and capable of addressing a dynamic threat environment. On-site presence: Due to the nature of the work, this role may require on-site presence up to 100% What We Offer: Starting your career or you are an experience professional, we offer a Total Rewards package that is Impactful and built for you. Healthcare including medical, dental, vision, HSA and Flex Spending Competitive base pay, incentive pay that rewards individual and team performance, and comprehensive benefits. 401k Match (up to 6%) Educational Assistance 9-80 Work Schedule (This position's standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.) On-going learning opportunities within a diverse, inclusive and rewarding work environment Onsite Cafeteria, remodeled with new equipment Fitness Center, and Outdoor fitness track Responsibilities of the role include: Experience in implementing solutions to real security problems. Experience with system architecture, design, test and implementation. Ability to identify security vulnerabilities in the system components or network devices and provide innovative solutions. Provide technical leadership for the integration of requirements, design, and technology. Experience working with Secure Linux based servers, troubleshooting Linux boot issues and providing fixes as required. Produce reports and documents in support of system requirements and security certifications, write/contribute to white papers. Intimately familiar with Linux OS security processes, issues, and challenges. Be a leader and mentor to junior engineers. Past performance within the DoD, or a similarly regulated environment Experience with the RMF process Technical requirements of the role Experience leading a team doing SELinux Policy development Experience troubleshooting other SELinux policies Understanding of RefPol and its limitations Experience doing formal policy analysis Solid understanding of the TCP/IP stack Experience with packet analysis tools (such as Wireshark) and analyzing Protocol Data Units (PDUs) Experience with common Linux scripting / shell utilities Bash/sh / Python / Perl / Awk / Sed, etc Experience with the following tracing/debugging tools: Strace, Ltrace, Ftrace, gdb, etc Familiar with technologies to enable applications to run with least privilege, and avoid full root permission, including Linux Capabilities (getcap/setcap), seccomp, containers, etc Experience with managing and securing Linux Cont