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Information System Security Officer (ISSO)

SECURE RPO LLCLexington, MA🇺🇸United StatesPosted 22 Jul 2026

Why This Role Stands Out

This role offers a fantastic opportunity to significantly impact critical Air Force programs by ensuring robust cybersecurity compliance and implementing essential security controls within a respected organization. You'll thrive here if you have mid-level experience with RMF, A&A, and DoD environments, eager to grow your expertise in system security and risk management. Apply now to contribute to vital national security missions.

Quick Overview

Work Type
On Site
Level
Mid Senior

Job Description

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.

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