ISSO - Classified Systems Security Lead (TS Eligible)

Astrion; Columbia (MD); On-site; USD 78,000 - 117,000; Full time

Job summary

Astrion is seeking an Information Systems Security Officer (ISSO) in Columbia, Maryland. The ISSO will support the ISSM by verifying security controls, conducting continuous monitoring, tracking corrective actions, and ensuring classified systems operate per SSP and local procedures.

The role requires a Bachelor's degree with 2-4 years of experience, U.S. citizenship with TS eligibility, and a CAP/CISM/CySA/CISSP certification.

Qualifications

• Bachelor's degree with 2-4 years of experience.
• Experience in supporting U.S. Government clients.
• Knowledge of IA policy, procedures, and workforce structure to develop, implement and maintain a secure network environment.
• CAP, CISM, CySA, or CISSP certification is required.
• U.S. citizenship with active Top Secret eligibility and the ability to maintain such eligibility.

Responsibilities

• Provide day-to-day security oversight of classified information systems.
• Ensure compliance with SSP, NISPOM Rule, CSA guidance, and local procedures.
• Support ISSM in maintaining the classified information system security program.
• Coordinate self-inspections and document results.
• Track, validate, and report corrective actions to ISSM.
• Support continuous monitoring activities and review of audit logs and system posture.
• Assist with configuration management and security-relevant changes.
• Ensure users receive required security briefings and access before system access.
• Monitor password, need-to-know, media handling, and reporting requirements.
• Assist with authorization documentation including SSPs and risk assessments.

Skills

U.S. Government experience

IA policies and procedures

Security controls and accreditation

Certification required (CAP/CISM/CySA/

Education

Bachelor's degree with 2-4 years experience

Tools

Secure Internet Protocol Network

MS Office (Word/Excel/PowerPoint)

WASSP

MBSA

Job description

Astrion is seeking an Information Systems Security Officer (ISSO) in Columbia, Maryland. The ISSO will support the ISSM by verifying security controls, conducting continuous monitoring, tracking corrective actions, and ensuring classified systems operate per SSP and local procedures.

The role requires a Bachelor's degree with 2-4 years of experience, U.S. citizenship with TS eligibility, and a CAP/CISM/CySA/CISSP certification.