Demo

Information System Security Officer (ISSO)

SECURE RPO LLC
Lexington, MA Contractor
POSTED ON 7/23/2026
AVAILABLE BEFORE 8/22/2026
Job Title: Information System Security Officer (ISSO)Location: Lexington, MA
Work Schedule: 100% Onsite
Employment Type: Contract
Job Summary
MIT Lincoln Laboratory is seeking an Information System Security Officer (ISSO) to support Air Force Programs within the Cyber Security Team. The ideal candidate will have mid-level experience supporting Risk Management Framework (RMF), Assessment & Authorization (A&A), regulatory compliance, and security control implementation in DoD environments.
Key Responsibilities
  • Assist and support compliance activities to ensure system security configuration guidelines are followed and compliance monitoring is maintained.
  • Continuously validate organizational compliance with applicable policies, guidelines, procedures, regulations, and laws.
  • Ensure Plans of Action & Milestones (POA&M) and remediation plans are in place for vulnerabilities identified during risk assessments, audits, and inspections.
  • Promote security awareness across the organization and ensure security principles are reflected in organizational goals.
  • Track audit findings and recommendations to ensure appropriate mitigation actions are completed.
  • Recommend resource allocations required to securely operate and maintain cybersecurity requirements.
  • Provide technical documentation, incident reports, examination findings, summaries, and situational awareness information to key stakeholders.
  • Identify potential security violations and report incidents in accordance with established procedures.
  • Assist Program Managers and the Information System Security Manager (ISSM) in developing and maintaining:
    • System Security Plans (SSP)
    • Plan of Action & Milestones (POA&M)
    • Risk Assessment Reports
    • Continuous Monitoring Strategy
  • Ensure systems are operated, maintained, and disposed of in accordance with organizational security policies and procedures.
  • Conduct network, system, and application vulnerability scanning, configuration assessments, and remediation.
  • Align IT security priorities with the organization''s security strategy.
  • Prepare for and participate in periodic compliance assessments.
  • Interpret patterns of noncompliance to determine their impact on organizational risk and cybersecurity effectiveness.
Required Qualifications
  • Minimum 4 years of experience in:
    • System Auditing
    • Regulatory & Compliance
    • STIGs/SCAP
    • Risk Management Framework (RMF)
    • Assessment and Authorization (A&A)
    • NIST SP 800-37
    • NIST 800-53
    • Categorization of Systems (CS102.16)
    • Selecting Security Controls (CS103.16)
    • Implementation of Controls (CS104.16)
    • Assessing Security Controls (CS105.16)
    • Authorizing Systems (CS106.16)
    • Monitoring Security Controls (CS107.16)
    • Continuous Monitoring (CS200.16)
  • Current DoD 8570 IAT Level II Certification:
    • Security CE, GSEC, SSCP, or CCNA Security
Preferred Qualifications (Nice to have)
  • Bachelor''s degree (preferred, not required)
  • Experience with:
    • HBSS
    • NIST 800-171
Security Clearance
  • Active Top Secret (TS) Clearance with SCI eligibility is required.
  • Candidate may be required to successfully complete a Counterintelligence (CI) Polygraph.
  • SCI eligibility must be validated prior to submission.
Interview Process
  • Phone Screen
  • Extensive Zoom Interview with the team
Work Environment
  • 100% onsite due to the nature of the work.

Salary : $70 - $75

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