Information Systems Security Engineer (ISSE)

ResponsibilitiesJoin Peraton in advancing the safety, efficiency, and modernization of the National Airspace System (NAS) through the FAA’s Brand New Air Traffic Control System (BNATCS) contract. As a trusted partner to the Federal Aviation Administration, Peraton helps deliver the systems and services that keep our nation’s skies safe and connected.We’re looking for innovative professionals who thrive in mission-critical environments and are passionate about shaping the future of air traffic management. This is your chance to make an impact on one of the world’s most vital transportation infrastructures, working alongside leaders in aviation, engineering, data science, and systems integration.At Peraton, you won’t just support the mission — you’ll define it.Join a team dedicated to protecting the safety and integrity of U.S. air travel. Peraton is seeking a Information Systems Security Engineer (ISSE) to join our team of qualified, diverse individuals. The ideal candidate will provide technical security oversight, support vulnerability assessments, and ensure continuous monitoring and compliance activities are fully integrated into system designs. In this role, you will serve as a critical partner in designing, building, and safeguarding systems that support mission-critical operations. This is an opportunity to shape the future of enterprise communications while working with cutting-edge technology and a highly collaborative team.Work Location:This position is 100% on-site, primarily located in Herndon, VA, with an alternate work location available in Bowie, MD. Candidates must be able to work on-site at one of these locations based on program requirements.In this position, you will:Provide technical security oversight throughout the system development life-cycle to ensure adherence to security requirements.Support vulnerability assessments, penetration testing, and risk analysis to identify and mitigate potential threats.Integrate continuous monitoring and compliance activities into system architectures and operational processes.Collaborate with system architects, developers, and operations teams to embed security controls in designs and configurations.Prepare and maintain security documentation, including system security plans (SSPs), risk assessments, and POA&Ms.Ensure compliance with NIST SP 800-53, FISMA, RMF, and other relevant frameworks.Assist in incident response planning and remediation efforts to improve system resilience.Stay informed about emerging threats, technologies, and compliance standards to guide proactive security improvements.Why This Role MattersThe NAS is one of the world’s most sophisticated and high-stakes infrastructures. You will directly shape the security posture of enterprise and federal systems, ensuring they remain compliant, resilient, and ready to defend against sophisticated cyber threats. Your work will protect sensitive data, preserve operational continuity, and uphold trust in technologies that millions of people depend on daily.QualificationsBasic Qualifications:U.S. Citizenship Required.Must have the ability to obtain / maintain a Public Trust clearance. Bachelor’s degree and 12 years of experience or Masters degree and 10 years or Associate’s degree and 14 years experience or HS diploma/equivalent and 16 years experience. Proven expertise in information systems security engineering or related cybersecurity roles.Proven expertise with vulnerability assessment tools, continuous monitoring strategies, and compliance frameworks.Strong understanding of risk management, system hardening, and secure configuration practices.Familiarity with network security, cloud environments, and encryption technologies.Excellent problem-solving, documentation, and collaboration skills. Preferred Qualifications:Exposure to FAA programs or NAS systems.Certifications such as CISSP, CISM, CAP, CEH, or Security+.Experience with federal systems, FAA modernization programs, or critical infrastructure environments.Knowledge of Zero Trust principles and modern security architectures.Background in DevSecOps practices, including security automation and CI/CD integration.Experience providing security guidance to subcontractors or vendor teams on complex projects.#BNATCPeraton OverviewPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.Target Salary Range$135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Job SummaryRequisition ID: 2026-167992Position Category: Information TechnologyClearance: Public Trust