Information Systems Security Engineer

Information Systems Security Engineer (ISSE)

Cyber threats are pervasive, and Booz Allen Hamilton needs an Information Security Risk Specialist to break down complex threats into manageable action plans. As an ISSE, you will work with system owners to discover cyber risks, understand applicable policies, and develop mitigation plans while translating security concepts for clients to support decision‑making.

• Work with system owners to assess cyber risks and develop mitigation plans for new and existing systems.
• Collect technical, environmental, and personnel details from SMEs to evaluate the threat landscape.
• Guide clients through action plans with presentations, white papers, and milestones.
• Perform and review technical security assessments to identify vulnerabilities and ensure compliance with IA standards and regulations.
• Validate and verify system security requirements, establish system security designs, and integrate security capabilities across environments.
• Assist in proposing, coordinating, and enforcing information systems security policies, standards, and methodologies during the System Development Life Cycle.

• 8+ years of experience in information assurance or cybersecurity.
• 5+ years as an Information System Security Engineer (ISSE).
• Experience with system certification, accreditation, assessment, and authorization (including IATTs and ATOs).
• Knowledge of NIST
  800‑37, NIST
  800‑53, or IC Directive
  503 requirements.
• Proficiency with SIEM, Trellis, HBSS, and vulnerability scan tools (ACAS, Tenable Security Center, Nessus).
• Monitoring of operating system security events (Windows, Linux) and networking protocols (TCP, IP, DNS, DHCP, HTTP, HTTPS).
• Top Secret clearance and willingness to undergo a security investigation.
• Bachelor’s degree and IAT or IAM LevelII certification (GSEC, Sec+, CASP+, GICSP, CEH, CISM, or CISSP).

• Network, system administration, or computer operations experience.
• Experience with ACAS and vulnerability databases (Tenable Nessus, NVD, NIAP).
• Support for the intelligence community.
• Knowledge of cloud architecture and virtualization.
• Excellent interpersonal and presentation skills.

Applicants must hold or be eligible for a Top Secret clearance, subject to a security investigation.

Annual salary range: $99,000.00 to $ (USD), based on location, experience, and contract requirements.

Full‑time and part‑time employees (≥20h/week) are eligible for health, life, disability, financial, and retirement benefits, paid leave, professional development, tuition assistance, work‑life programs, and dependent care. Additional award programs recognize exceptional performance.

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.