Sr. Cybersecurity Specialist

S. We are seeking a Sr. Cyber Security Specialist to support the PEO Enterprise Cyber Directorate at Fort Belvoir, VA. The ideal candidate will play a critical role in integrating and testing IT efforts for PEO Enterprise programs and Army initiatives, focusing on modernization, security compliance and process automation across classified and unclassified systems. This is a full time onsite role and requires an active Secret Clearance.



What You'll Do:

Lead integration and testing of IT systems for modernization and business process automation within PEO Enterprise programs and Army initiatives
Develop, review, and maintain cybersecurity policies, procedures, and compliance documentation to meet RMF security controls and System Development Life Cycle sustainment
Conduct risk assessments, vulnerability scans, and security audits using industry-standard tools and techniques (e.g., firewalls, IDS, antivirus, encryption)
Manage and analyze reports generated from DoD and Army security tools; interpret findings for technical and non-technical stakeholders
Oversee the development and tracking of Plan of Action and Milestones (POA&M) for non-compliant security controls
Collaborate with cross-functional teams to ensure government IA requirements are understood and implemented
Mentor junior cybersecurity staff and lead project teams as needed
Support accreditation and certification procedures, including RMF Assessments, ATO/IATT documentation, and PPP evaluations
Perform Security Technical Implementation Guides (STIG) scans and analysis; maintain current knowledge of security directives, policies, and regulations

Additional Skills & Qualifications
What You Bring:

Minimum 8 years of experience in cybersecurity, information systems security, or defense industry (continuous or cumulative)
Active SECRET clearance and eligibility for higher-level clearance
Security+ certification (required); CISSP (preferred)
Army IA Training and Certification BBP (required)
Bachelor’s degree in IT Systems Engineering or related field
Hands-on experience with RMF, eMASS, STIGs, and compliance documentation
Proficiency with MS Office Suite, including Visio and Project; experience with virtual computing at PC and server levels
Strong written and verbal communication skills for technical and non-technical audiences
Demonstrable knowledge of Federal, DoD, and Army IT security requirements
Desired Qualifications

CISSP Certification (highly preferred)
Department of Defense (DoD) courses related to government security
Experience with NIST 800-171, NIST 800-53, JSIG, ICD 503, and ISO27 standards
Contract Data Requirements List (CDRL) experience
Technical background in routers, switches, servers, databases, and network protocols
Familiarity with cloud security, automation, and zero trust architectures
Experience creating, tracking, and updating POA&M items for non-compliant security controls
Ability to construct and apply repeatable processes to the work environment

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· This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret). Because an active or interim DoD clearance is required, U.S. Citizenship is required.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms.  If eligible, the benefits available for this temporary role may include the following:
-Medical, dental & vision
-Critical Illness, Accident, and Hospital
-401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
-Life Insurance (Voluntary Life & AD&D for the employee and dependents)
-Short and long-term disability
-Health Spending Account (HSA)
-Transportation benefits
-Employee Assistance Program
-Time Off/Leave (PTO, Vacation or Sick Leave)