1772 - Information System Security Officer

Sigma Defense is seeking an Information System Security Officer to join our team at March Air Reserve Base. This position plays a key role in maintaining the cybersecurity posture of secure Department of War information systems through Risk Management Framework (RMF) activities, continuous monitoring, vulnerability management, and system certification efforts. The ISSO is responsible for maintaining RMF documentation and cybersecurity artifacts while supporting Assessment and Authorization (A&A) activities and ensuring systems remain secure and compliant throughout their lifecycle. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. Requirements 3-7 years of relevant experienceInformation assurance IA/Cyber Security or Risk Management Framework (RMF) experienceFamiliarity with NIST SP 800-53 security controls and DISA Security Technical Implementation Guides (STIGs)Experience supporting vulnerability management and cybersecurity compliance activitiesExperience supporting A&A activitiesExperience maintaining RMF documentation and security artifactsFamiliarity with ACAS, STIG Viewer, and SCAP Compliance CheckerUnderstanding of Controlled Unclassified Information (CUI) requirements and handling proceduresExperience supporting secure or air-gapped Department of Defense environmentsExperience supporting Cross Domain Solution (CDS) technologiesExperience with Full Motion Video (FMV) systems, platforms, or supporting infrastructureExperience supporting vulnerability management, security compliance, or incident response activitiesExperience working collaboratively with ISSMs, system administrators, and network engineersMust be a U.S. citizen Mandatory Certifications: CompTIA Security+ is requiredSSCP is preferredCISSP is preferred Computer Programs/Software: Familiarity with ACAS, STIG Viewer, and SCAP Compliance Checker Personnel Clearance Level: Candidate must possess or have the ability to obtain an active TS/SCI security clearance or higherClearance may be sponsored for the right candidate Education Requirements: Bachelor's degree from an accredited college or university in a Cybersecurity or related field of study. Essential Job Duties (not all-inclusive): Perform routine vulnerability assessments using ACAS and coordinate remediation efforts with engineering staffReview, document, and verify DISA STIG compliance for Windows, Red Hat Enterprise Linux, and supporting infrastructureDevelop, maintain, and track Plans of Action and Milestones (POA&Ms)Support continuous monitoring activities and maintain the overall cybersecurity posture of assigned systemsReview system changes to identify cybersecurity impacts and ensure required documentation remains currentCoordinate with system administrators and network engineers to maintain secure and compliant system baselinesSupport secure CDS operations and associated cybersecurity activitiesPrepare and provide cybersecurity documentation, reports, and status updates for government stakeholdersDevelop and maintain cybersecurity procedures, standard operating procedures, and supporting technical documentationAssist with cybersecurity audits, inspections, and compliance reviews Salary Range: $118,000 - $138,000 annually. Benefits Dental and Vision InsuranceMedical Insurance to Include HSA, FSA, and DFSA PlansLife and AD&D coverageEmployee Assistance Program (EAP)401(k) Plan with Company Matching Contributions160 Hours of Paid Time Off (PTO) 12 (Floating) HolidaysEducational AssistanceHighly Competitive Salary