Information System Security Engineer — Remote/Hybrid

Booz Allen Hamilton; McLean (VA); On-site; USD 99,000 - 225,000; Full time

Job summary

Booz Allen Hamilton is seeking an Information System Security Engineer to lead cybersecurity engineering across the full system lifecycle for DoD collateral, SAP and SCI environments.

You will integrate security requirements into architectures, perform RMF activities, threat modeling, and risk assessments, and develop security artifacts. The role requires active TS/SCI clearance and a Bachelor's degree, with experience in SIPRNet/CWAN and SPLUNK.

Qualifications

• Active TS/SCI clearance; willingness to take a polygraph.
• Bachelor's degree required.
• 8+ years of experience supporting classified programs (ISSO/ISSM/ISSE/SCA).
• Experience RMF activities with EMASS, SNOW or Xacta.
• Experience building or maintaining classified networks such as SIPRNet or CWAN.

Responsibilities

• Lead cybersecurity engineering across full system lifecycle for DoD collateral and SCIF environments.
• Conduct security architecture reviews, threat modeling and risk assessments.
• Develop and maintain security artifacts (STIG checklists, control traceability, architecture diagrams).
• Assess system compliance, evaluate design options, provide mitigations.
• Support secure enclave integration including SIPRNet and Type 1 crypto devices.
• Collaborate with ISSOs, ISSMs, SCAs and stakeholders throughout development.

Skills

Security architecture reviews

Threat modeling

Technical risk assessments

RMF activities

Decompose RMF requirements

Active TS/SCI clearance

Polygraph willingness

Bachelor's degree

Education

Bachelor's degree

Tools

EMASS

SNOW

Xacta

SPLUNK

SIPRNet

CWAN

Job description

Booz Allen Hamilton is seeking an Information System Security Engineer to lead cybersecurity engineering across the full system lifecycle for DoD collateral, SAP and SCI environments.

You will integrate security requirements into architectures, perform RMF activities, threat modeling, and risk assessments, and develop security artifacts. The role requires active TS/SCI clearance and a Bachelor's degree, with experience in SIPRNet/CWAN and SPLUNK.