Remote ISSO — RMF/ATO & Cloud Security Lead

Illumination Works LLC.; Northern (KY); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Illumination Works LLC is seeking an experienced Information System Security Officer (ISSO) to support RMF compliance, ATO activities, and continuous monitoring across cloud environments. The role involves developing RMF documentation, coordinating with government stakeholders, and ensuring secure data handling for finance-related systems.

Qualifications include active Secret Clearance, 5+ years in information security, NIST RMF expertise, and cloud security experience.

Qualifications

• Must hold active Secret Clearance
• Experience with DoD RMF processes, especially FM systems, including FISCAM audits, FM control implementation, POA&M management, and ATO support
• Experience supporting FISCAM, FIAR, or other Federal audit activities
• Knowledge of NIST 800-53 security controls and continuous monitoring practices
• Experience performing security assessments and validating system compliance
• Familiarity with vulnerability management tools (ACAS, Tenable, or similar)
• Understanding of cloud security principles (AWS/Azure, GovCloud, or similar)
• Experience using RMF documentation tools and maintaining SSPs, POA&Ms, and assessment artifacts
• Strong documentation skills for RMF artifacts and compliance reporting
• Ability to work across engineering, architecture, and cybersecurity teams
• Excellent interpersonal skills
• Security+ certification or equivalent
• 5+ years in information system security or related roles
• Ability to pass background screening and drug testing

Responsibilities

• Support RMF and ATO activities across cloud and on-prem environments
• Develop and maintain RMF documentation (SSPs, POA&Ms, artifacts)
• Support continuous monitoring and audit readiness
• Prepare documentation for government cybersecurity and financial audits
• Evaluate and validate security controls in systems, apps, and integrations
• Support incident response activities and remediation of findings
• Collaborate with cybersecurity, engineering, and architecture teams

Skills

RMF

NIST 800-53

Analytical

Interpersonal skills

Collaboration across teams

Security policy

Documentation

Education

Bachelor’s degree in Computer Science, Cybersecurity, or related discipline

Tools

eMASS

ACAS

Tenable

Job description

Illumination Works LLC is seeking an experienced Information System Security Officer (ISSO) to support RMF compliance, ATO activities, and continuous monitoring across cloud environments. The role involves developing RMF documentation, coordinating with government stakeholders, and ensuring secure data handling for finance-related systems.

Qualifications include active Secret Clearance, 5+ years in information security, NIST RMF expertise, and cloud security experience.