Senior Cyber Systems Engineer

About Peraton

Peraton is seeking a Senior Cyber Systems Engineer to join our high-impact Cyber Missions team in Laurel, MD.

In this role, you will help safeguard critical national-security systems while working alongside some of the most talented cyber professionals in the industry. If you’re passionate about defending complex environments, solving mission-driven challenges, and shaping the future of cyber resilience, we want to hear from you.

What You’ll Do

As a Senior Cyber Systems Engineer, you will:

• Monitor, analyze, and detect cyber events across enterprise systems and networks, identifying threats and vulnerabilities under general supervision.
• Support integrated, dynamic cyber defense operations, maintaining and coordinating security toolsets that enable continuous monitoring and ongoing authorization programs.
• Develop frameworks to measure and quantify cyber risk, helping organizations understand their security posture in real-world, mission-focused terms.
• Determine security requirements by evaluating business needs, researching standards, conducting system and vulnerability assessments, analyzing architectures, identifying integration issues, and preparing cost estimates.
• Implement advanced security systems, including intrusion detection methodologies, hardware/software installation and calibration, key management, technical support, and documentation.
• Verify and validate security solutions by developing and executing test scripts to ensure system integrity.
• Strengthen enterprise security posture by monitoring compliance with policies and standards, conducting incident response analysis, and developing and delivering security training programs.
• Design, develop, integrate, and implement DoD IA architectures across computing, network, and enclave environments.
• Ensure secure, mission-ready system architectures, including program-of-record systems and specialized processing nodes requiring platform IT interconnectivity.

Why Peraton

At Peraton, we don’t just provide services—we protect what matters most. Joining our team means:

• Impactful Work: Contribute to critical missions that safeguard national security, defense, and vital government operations.
• Innovative Environment: Work with cutting-edge technologies and collaborate with experts in cybersecurity, IT, and defense solutions.
• Career Growth: Access mentorship, certifications, training programs, and advancement opportunities that fuel your professional development.
• Culture of Excellence: Join a team that values integrity, collaboration, and mission-focused innovation.
• Meaningful Rewards: Competitive compensation, benefits, and work-life balance that recognize your contributions and expertise.

Basic Qualifications Required:

• Twenty (20) years experience as a SE in programs and contracts of similar scope, type and complexity is required
• Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required. • Five (5) years of additional experience may be substituted for a bachelor’s degree.
• TS/SCI with poly
• Experience providing:
  • Technical direction for the development
  • Engineering, interfacing, integration and testing of complex hardware/software systems to include requirements elicitation, analysis and functional allocation, conducting system requirements reviews
  • Developing concepts of operation and interface standards
  • Developing system architectures
  • Performing technical/nontechnical assessment and management as well as end-to-end flow analysis
  • Developing system performance, availability, scalability, manageability, and security requirements for mid-to-large scale systems.
  • Developing technical documentation for issues and/or training