Information Systems Security Engineer (ISSE)

3 Reasons Consulting is seeking candidates with 4+ years of cybersecurity experience to join our team as an Information Systems Security Engineer. This role supports a Navy customer by providing system security engineering services to ensure the secure, reliable, and uninterrupted availability of developed and deployed systems. The ISSE will ensure core security engineering principles and hardening practices are implemented across assigned programs and architectures. If you’re ready to take on a critical role in cybersecurity with an organization that values innovation and integrity, we encourage you to apply.

Services to be performed include, but are not limited to:

Serve as ISSE for multiple information systems

Act as a Subject Matter Expert (SME) in technologies and RMF activities

Conduct comprehensive risk and vulnerability assessments

Lead and participate in status meetings and cybersecurity strategy sessions

Evaluate and apply emerging cybersecurity/RMF (Risk Management Framework) policies

Maintain current knowledge of evolving security and risk standards and ensure compliance

Assess systems against NIST 800-53, DoD, and Navy requirements including DISA STIGs/SRGs

Produce compliance documentation and evidence

Analyze vulnerability scan data and assist with remediation efforts

Develop and maintain RMF documentation (Security Plans, POA&Ms, Risk Assessments, etc.)

Coordinate creation of authorization boundary and architecture diagrams

Bachelor’s degree in Computer Science, Information Technology, or a related field

3+ years of experience with:

Vulnerability testing tools (e.g., Nessus, WebInspect, Fortify, ACAS)

Security systems engineering for diverse environments (standalone and LAN/WAN)

Operating systems security (aligned with NIST, DISA STIGs, USCYBERCOM)

Implementing RMF processes and NIST 800-53 controls

Required Certification(s):

DoD 8570 IAT Level 2 certification (one or more of the following)