**Description** **Take Command of National Defense—Join Leidos as a Systems Engineer!** Are you ready to step into a role where **cutting-edge technology meets national security** ? Leidos is seeking a **high-caliber Systems Engineer** to **fortify** the Missile Defense Agency’s (MDA) **Special Access Program Central Office (SAPCO)** at **Ft. Belvoir, VA, Dahlgren, VA, or Redstone Arsenal, AL** . This is more than a position—it’s your opportunity to **redefine security strategies, innovate defense solutions, and drive mission success in one of the country’s most critical fields.** **Your Mission: A Legacy in Defense Innovation** This **high-stakes role** places you at the forefront of **missile defense evolution** , where **your expertise in security engineering and integration will shape the future of national defense** . You won’t just be following protocol—you’ll be **setting the standard** for safeguarding classified technologies and ensuring their seamless implementation into defense operations. **If you thrive under pressure and have a passion for protecting what matters most, this role is for you.** **What You’ll Lead:** + **Fortify Critical Technologies:** Spearhead efforts to **protect and assess Critical Program Information (CPI)** , ensuring breakthrough innovations remain secure from threats. + **Architect Advanced Security Solutions:** Independently **define, develop, and implement security architectures** across sensors, interceptors, and C2 networks. **Your strategies will directly strengthen missile defense capabilities.** + **Command Engineering Excellence:** Lead critical **reviews of program strategies, technical specifications, and testing protocols** , ensuring next-gen defense technologies **meet rigorous standards** for reliability and security. + **Secure High-Sensitivity Testing:** Design **multi-layered security measures** for **digital, HWIL, and flight testing** in classified environments. Implement **precision risk assessments** to safeguard program integrity. + **Execute Elite Security Strategies:** From **Program Protection Plans** to **Security Classification Guides** , deploy **customized, high-impact security solutions** to match the complexity of national defense operations. **Basic Qualifications:** + **Education & Engineering Experience:** Bachelor’s degree in science or engineering with **5+ years** of experience in a **high-security, technical defense role** . + **Department of Defense Mastery:** Proven expertise in **DoD military or government operations** , demonstrating **strategic thinking** and **mission-driven leadership** . + **Security Clearance:** **Active DoD Top Secret clearance** with **TS/SCI eligibility** —you’ll be trusted with the nation’s most sensitive security projects. **Preferred Qualifications:** + **Missile Defense Authority:** Hands-on experience in **DoD Acquisition** or **missile defense systems (sensors, interceptors, C2BMC, AT, FMS, LO/CLO, CFIUS)** . + **Special Programs Leadership:** Background in **DoD SAP policy and security** with **proven experience navigating complex security environments** . + **Elite Communication & Influence:** Executive-level **briefing skills, technical writing expertise, and real-time adaptability** —ensuring clarity under high-pressure conditions. + **Meticulous Security Strategy Execution:** Extreme **attention to detail, organizational excellence, and leadership in security architecture reviews, red-team assessments, and congressional briefings** . **Original Posting:** June 11, 2025 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. **Pay Range:** Pay Range $85,150.00 - $153,925.00 The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. REQNUMBER: R-00160775-OTHLOC-3323 All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.