Senior Information Systems Security Officer (ISSO)

agecareers; United States; Hybrid; USD 144,000 - 176,000; Full time

Benefits offered by this job

Starting salary ~$160k+ per year

26 days paid leave

Performance bonuses

401(k) with 3% match

Life insurance up to $300K

Health/dental/vision plans

FSA/HSA accounts

15 days parental leave

Military differential pay

Tuition reimbursement

Job summary

agecareers seeks a senior cybersecurity Subject Matter Expert to support a DoD customer. The role emphasizes security authorization, vulnerability management, and continuous monitoring within a defense environment.

This is a remote position with occasional onsite travel to the Washington, DC metro area. You will lead RMF implementations, maintain authorization packages, monitor posture, and develop RMF artifacts and evidence.

Qualifications

• Master's degree with 15+ years of cybersecurity experience, or equivalent.
• Active DoD Top Secret clearance required.
• Residence within commuting distance of Washington, DC metro area.
• Extensive RMF and eMASS experience with associated tooling.

Responsibilities

• Support assessment, authorization, and monitoring of mission systems.
• Lead RMF implementation and maintain authorization packages.
• Monitor cybersecurity posture, track vulnerabilities and remediation.
• Develop RMF artifacts, eMASS packages, and supporting docs.
• Analyze risks and craft mitigation strategies for leadership and engineers.
• Coordinate with system owners and Government stakeholders to resolve issues.

Education

Master's degree in cybersecurity

Tools

eMASS

ESS

ACAS

COAMS

CMRS

STIG Viewer

STIG/SRRs

Job description

Role overview

A senior cybersecurity Subject Matter Expert is needed to support a Department of Defense customer's systems and capabilities. The role focuses on security authorization, vulnerability management, and continuous monitoring within a defense agency environment. This is a remote position with occasional onsite travel to customer facilities in the Washington, DC metro area.

Responsibilities

• Act as a senior cybersecurity SME supporting assessment, authorization, and ongoing monitoring of mission systems
• Lead implementation and execution of the Risk Management Framework (RMF) and maintain system authorization packages
• Monitor cybersecurity posture, track vulnerabilities, findings, and remediation activities across assigned systems
• Develop, review, and maintain RMF artifacts, eMASS packages, and supporting cybersecurity documentation and evidence
• Analyze complex cybersecurity risks and craft mitigation strategies and courses of action for leadership and engineering teams
• Coordinate with system owners, engineers, architects, and Government stakeholders to resolve intricate security issues and ensure DoD/DISA compliance

Requirements

• Master's degree with at least 15 years of relevant cybersecurity experience, or equivalent experience substituting for the degree
• One current certification such as SecurityX/CASP+, CCISO, CCSP, CCGRC/CAP, or Cloud+
• Active and maintainable DoD Top Secret clearance
• Residence within commuting distance of customer facilities in the Washington, DC metro area
• Extensive hands-on experience with RMF processes, eMASS authorization packages, and tools such as ESS, ACAS, COAMS, CMRS, STIG Viewer, and STIG/SRRs
• Demonstrated ability to independently analyze technical cybersecurity challenges and communicate findings clearly to technical and non-technical audiences

Nice to have

• Prior DISA cybersecurity experience or familiarity with Mission Partner Environment (MPE) settings
• Background as an ISSO, senior cybersecurity advisor, security engineering SME, or Trusted Agent
• Working knowledge of Public Key Infrastructure, certificates, and key management
• CISSP or comparable senior-level cybersecurity certification

Benefits and work setup

• Projected compensation starting at $160,000+ annually, with final pay determined by experience, clearance level, certifications, and qualifications
• 26 days of paid leave covering vacation, sick, personal time, and holidays
• Performance bonuses tied to individual contributions and company results
• 401(k) plan with a 3% employer match and immediate vesting
• Company-paid life insurance up to $300K with additional voluntary coverage options
• Multiple medical, dental, and vision plan options plus FSA and HSA accounts
• 15 days of fully paid parental leave for new parents
• Military differential pay for employees on active duty
• Paid training, certification support, and tuition reimbursement for professional growth