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Information Systems Security Engineer (ISSE) / (DAO3) - FULLY CLEARED with POLYGRAPH REQUIRED

Cyber, Data Analytics & Engineering Services • Information Security • IT Consulting & Digital Transformation • Certification required • Bachelor's Degree • TS/SCI • Python • Java • Perl • ETL/ELT • 6 days ago
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Salary
≈ $120k – $233k per year (Estimated)
Location
In office (Linthicum Heights)
Seniority
Staff · 8+ years exp

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Oct 13, 2026. Cyber, Data Analytics & Engineering Services scores B on the Alion truth index.

Overview
Company
Impact
Profile match

Cyber, Data Analytics & Engineering Services

Customer-centric and results-driven with a team of Cyber & Intelligence SMEs, Engineers, Technology Integrators & Administrators.
cti-md.com • HQ: Columbia, United States • Analytics & BI Consulting • IT Consulting & Digital Transformation • Information Security • 51-200 employees • Est. 2008
Tech stack of Cyber, Data Analytics & Engineering Services

BASH, Linux, Perl, Python, Java, ETL, Cassandra, Agile, IAM 3 certification

Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position.

Required:

  • Must be a US Citizen
  • Must have TS/SCI clearance w/ active polygraph
  • Bachelor's Degree in Computer Science or IT Engineering. In lieu of a Bachelor's degree, an additional four (04) years of experience for a total of twelve (12) years.
  • Eight (08) years of experience as an IT Risk Assessor, System Security Engineer, Information Systems Security Manager or DAO in programs and contracts of similar scope, type and complexity is required.
  • Required knowledge of:
    • system security design process
    • defense-in­ depth/breadth
    • Engineering Life Cycle
    • information domains and cross-domain solutions
    • controlled interfaces
    • identification, authentication and authorization
    • system integration
    • ICD 503 (formerly NISCAP)
    • risk management, intrusion detection, contingency planning, incident handling
    • configuration control, change management
    • auditing, security authorization process, principles of Cybersecurity (confidentiality, integrity, non-repudiation, availability, access control), and security testing
    • IAM 3 certification is required
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