Information Systems Security Officer (ISSO), Senior

United States·WashingtonRemoteFull Timesenior

OtherInformation Systems Security Officer

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Quick Summary

Key Responsibilities

Public Trust; US Citizenship is required Other Required Skills &

Requirements Summary

Deep knowledge of NIST SP 800-53 Rev 5 controls, enhancements, baselines, and assessment procedures. Hands-on experience managing RMF packages and maintaining ongoing authorization.

Technical Tools

OtherInformation Systems Security Officer

Be Challenged and Make a Difference

In a world of technology, people make the difference. We believe if we invest in great people, then great things will happen. At AnaVation, we provide unmatched value to our customers and employees through innovative solutions and an engaging culture.

AnaVation is seeking a Senior-level ISSO to support a newly-awarded contract. The selected candidate must be able to excel as the sole ISSO to prepare a full accreditation package to quickly obtain ATT/ATO for a new digital evidence platform in support of our Federal Government client. This is a full-time position that can be performed remotely with occasional travel to Washington DC as needed.

Responsibilities

~3 min read

→Lead all RMF activities for the assigned system, including Categorization, Selection, Implementation, Assessment, Authorization, and Continuous Monitoring.
→Oversee the design, implementation, and validation of NIST 800-53 Rev 5 security and privacy controls across technical, operational, and management domains.
→Develop, maintain, and update key security artifacts including System Security Plans (SSPs), Security Assessment Reports (SARs), POA&Ms, Incident Response Plans, and Continuous Monitoring strategies.
→Coordinate and support security control assessments (SCAs), penetration tests, vulnerability scans, and compliance audits.
→Guide engineering teams on implementing and documenting new or updated security controls, ensuring they align with Rev 5 enhancements and control baselines.
→Evaluate system changes, architecture updates, and new integrations for security impact and required control modifications.
→Lead risk assessments, document findings, and track remediation through POA&M management.
→Manage continuous monitoring activities, including log review, vulnerability management, patch tracking, and configuration baseline validation.
→Serve as the primary security liaison for system owners, internal stakeholders, external assessors, and authorizing officials (AOs).
→Assist in developing security control inheritance strategies from enterprise common controls, and ensure proper documentation and alignment.
→Mentor junior ISSOs and analysts in RMF, control interpretation, documentation quality, and security best practices.
→Stay current on updates to NIST SP 800-53 Rev 5, 800-37, 800-30, and emerging federal cybersecurity guidance.

→Bachelors Degree in a relevant field such as Cybersecurity or Information Assurance

→10+ years of relevant, hands-on experience in an ISSO or security compliance role

→Clearance:

→Public Trust; US Citizenship is required

→Other Required Skills & Qualifications:

→Deep knowledge of NIST SP 800-53 Rev 5 controls, enhancements, baselines, and assessment procedures.

→Hands-on experience managing RMF packages and maintaining ongoing authorization.

→Strong understanding of enterprise IT systems, networks, operating systems, identity platforms, and cloud environments (Azure, AWS, GCP).

→Experience producing and maintaining SSPs, SARs, POA&Ms, Continuous Monitoring Plans, and supporting RMF documentation.

→Familiarity with security tools such as SIEMs, vulnerability scanners, endpoint protection, identity governance platforms, and configuration management solutions.

→Strong communication skills for interfacing with system owners, engineers, auditors, and executive leadership.

→Ability to articulate control requirements and translate them into technical implementations.

→Professional certifications such as CISSP, CISM, CAP, CCSP, or equivalent.

→Prior experience supporting federal agencies, regulated industries, or FedRAMP systems.

→Knowledge of NIST 800-30 (Risk Assessment), 800-37 (RMF), 800-53A (Control Assessments), and 800-137 (Continuous Monitoring).

→Experience working in hybrid or cloud-native environments with security control inheritance patterns.

→Background in DevSecOps or automated compliance tooling.

Benefits

→ Generous cost sharing for medical insurance for the employee and dependents
→ 100% company paid dental insurance for employees and dependents
→ 100% company paid long-term and short-term disability insurance
→ 100% company paid vision insurance for employees and dependents
→ 401k plan with generous match and 100% immediate vesting
→ Competitive Pay
→ Generous paid leave and holiday package
→ Tuition and training reimbursement
→ Life and AD&D Insurance

About AnaVation

AnaVation is the leader in solving the most complex technical challenges for collection and processing in the U.S. Federal Intelligence Community. We are a US owned company headquartered in Chantilly, Virginia. We deliver groundbreaking research with advanced software and systems engineering that provides an information advantage to contribute to the mission and operational success of our customers. We offer complex challenges, a top-notch work environment, and a world-class, collaborative team.

If you want to grow your career and make a difference while doing it, AnaVation is the perfect fit for you!

AnaVation is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.