**Job Description** We are seeking a seasoned System Integrator to lead the integration of complex, mission-critical IT systems for U.S. military modeling and simulation system of systems. This role is central to ensuring secure, reliable, and interoperable systems across DoD modeling and simulation (M&S) synthetic environments, DoD platforms, including C4ISR, tactical networks, and classified environments. You will drive integration strategy, lead cross-domain solutions, and support full lifecycle implementation in accordance with U.S. military and defense standards. **Required Education, Experience, & Skills** + Bachelor s or Master s degree in Systems Engineering, Information Technology, Computer Science, or a related field. + At least 10 years of system integration experience supporting military or defense programs. + Hands-on experience with tactical communications systems, DoD networks (e.g., SIPRNet, NIPRNet, JWICS), and MIL-STD-based integration. + Familiarity with DoDAF, CJCSI 6212 (Net-Ready Key Performance Parameters), and mission command system interfaces. + Proficiency in secure integration across data centers, edge devices, and cloud environments (e.g., AWS GovCloud, DISA milCloud). + Experience with network and systems tools such as Wireshark, Ansible, Splunk, VMware, and cross-domain guard solutions (e.g., Radiant Mercury, OWL). + Excellent leadership, documentation, and communication skills in military environments. **Preferred Education, Experience, & Skills** + Direct experience supporting programs under PEO C3T, PEO EIS, PEO STRI, or similar. + Familiarity with CMMC, JITC certification processes, or DISA-approved solutions. + Certifications such as CISSP, CEH, PMP, CCSP, Security , or DoD 8570 IAT Level II/III. + Experience in Joint or Coalition operations support or overseas deployment environments. **Pay Information** Full-Time Salary Range: $118504 - $201457 Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20 hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. **Sr Systems Integrator** **113479BR** EEO Career Site Equal Opportunity Employer. Minorities . females . veterans . individuals with disabilities . sexual orientation . gender identity . gender expression