Information Systems Security Officer (ISSO)

Job Description

Job Description

GCyber is seeking an Information Systems Security Officer , to support a high profile DISA customer. You will be responsible to ensure cyber security controls are created, implemented, followed, and successfully assessed within the RMF to include successful completion and management of the Authority to Operate (ATO).

This position is located in the NCR, but there is a travel requirement to Naval Station Guantanamo Bay, Cuba, (NSGB) occasionally.

As the Information Systems Security Officer, you will:

• Ensure Cybersecurity Compliance & Authorization – Ensure all OMC information systems comply with DoD Instruction 8500.01 cybersecurity requirements, facilitate ATO compliance and re-accreditations (IAW DoD 8510.01 and ICD503), and manage system registration in eMASS, including RMF activities.
• Security Operations & Maintenance – Implement and maintain security measures, antivirus/malware protection, security patch distribution, vulnerability scanning, and compliance with STIG requirements.
• Incident Management & Readiness Support – Provide onsite incident management, support scheduled CCRIs and SAVs, and ensure continuous cybersecurity readiness for NIPRNET, SIPRNET, JWICS, and SAP systems.
• Customer Support & Continuous Improvement – Coordinate with IT teams for security tasks, resolve customer issues or escalate as needed, facilitate policy waiver submissions, and provide surge support when required.

Minimum Qualifications and Experience:

• Active DoD Top Secret/SCI security clearance
• Bachelor’s Degree in engineering, Computer Science or related field
• DoD 8570 IAT II certification (e.g., Security+, CND, CCNA-Security, CySA+, GICSP, GSEC, SSCP)
• 8-10 years (with Bachelor’s) or 6-8 years (with Master’s) of professional experience supporting DoD or IC RMF activities.
• 5+ years of experience with ATOs and eMass. (XACTA preferred)
• 4+ years of experience as an ISSO with tasks of a similar size/scope

Our Benefits

GCyber is committed to the well-being and development of every employee. Our benefits are designed to support your personal and professional goals, from health and wellness programs to retirement savings and career development opportunities. Highlights include:

• 26 Days of Paid Leave + Annual PTO Increase
• An extra day of paid leave for every year of employment with GCyber
• Paid Parental Leave
• Additional Leave Allowances for Military Duty, Jury Duty, and Bereavement Leave
• 401(k) Matching
• 100% Company-funded Disability Insurance
• 90% Company-Funded Health, Dental, and Vision Insurance, with contributions to insurance benefits for spouses, children, and family members
• Training and Professional Development Plans
• Commuter Benefits Plan
• Parking and Transportation Allowance

Equal Opportunity Employer

GCyber is an Equal Opportunity Employer. This means you don't have to worry about whether your application process will be fair. We consider all applicants without regard to race, color, religion, age, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, veteran status, or disability.

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