Lead ISSE: Cybersecurity Engineer, Secret Clearance

Decision Technologies; Virginia Beach (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Decision Technologies, Inc. seeks an Information System Security Engineer to join our Virginia Beach team. You will provide technical cybersecurity engineering in support of USMC ISEA programs, interpreting and validating security requirements across the system lifecycle.

The role involves hands-on security design, RMF and NIST SP 800-53 compliance, and close collaboration with system engineers, developers, administrators, and the ISSO to maintain the system security posture.

Qualifications

• U.S. Citizen capable of obtaining DoD Secret clearance.
• Bachelor's degree in Cybersecurity, Computer Engineering, Information Systems, or related field.
• DoD 8570/8140 IAT or IASAE II certification (e.g., CASP+, CSSLP, CISSP).
• Experience implementing and validating NIST SP 800-53 security controls.
• Familiarity with RMF tasks, STIGs, and vulnerability remediation.

Responsibilities

• Lead cybersecurity engineering for USMC systems in RMF context.
• Translate security requirements into technical designs.
• Engineer, implement, and validate security controls per RMF and NIST.
• Develop security architecture artifacts and diagrams.
• Support secure configurations, baselines, and hardening.
• Review designs and changes for cyber compliance.
• Assist with vulnerability scanning and remediation planning.
• Collaborate with ISSO and government customer to maintain security posture.

Skills

Information security

RMF engineering

NIST SP 800-53

Network security

Technical communication

Education

Bachelor's degree in Cybersecurity or related field

Tools

eMASS

DADMS

DON security tools

ACAS HBSS/ESS

Job description

Decision Technologies, Inc. seeks an Information System Security Engineer to join our Virginia Beach team. You will provide technical cybersecurity engineering in support of USMC ISEA programs, interpreting and validating security requirements across the system lifecycle.

The role involves hands-on security design, RMF and NIST SP 800-53 compliance, and close collaboration with system engineers, developers, administrators, and the ISSO to maintain the system security posture.