Information System Security Officer
About The Position
MANTECH seeks a motivated, career driven, and customer-focused Information System Security Officer (ISSO) to join our team in Annapolis Junction, Maryland. You will play a critical role in supporting enterprise infrastructure capabilities for a global, mission-focused workforce. As an ISSO, you will work alongside customers, Integrated Product Teams (IPTs), and vendors to support the implementation and compliance of advanced EIT capabilities through Data Center & Compute Services. You will manage cybersecurity documentation, assess system vulnerabilities, and support the Risk Management Framework (RMF) lifecycle in alignment with Sponsor policies.
Requirements
- 10 years of relevant experience with a Bachelors degree from an accredited college or university. 4 years of addition experience may be substituted for a Bachelors degree
- Experience with Xacta, LatteArt and other sponsor tools
- Experience managing POAMs, performing audit log reviews, and maintaining secure system inventories
- IAM I certification (DoD 8140 required upon start of employment. Acceptable certifications include CAP/CND/Cloud+/GSLC/Security + CE/HCISSP/CASP+CE/CISM/CISSP/ or CCISO)
- Must possess and maintain a current/active TS/SCI clearance with Polygraph
Nice To Haves
- Knowledge of STE and STN processes and coordination
- Experience with Rev 5 and ServiceNow ICAM
- Experience with Gatekeeper, SEAR, SCANBOY
- Demonstrated experience in SSP development and incident response management
Responsibilities
- Update and maintain hardware and software inventory records, including associated change logs
- Support and coordinate Secure the Enterprise (STE) and Secure the Network (STN) activities
- Review and address Xacta notices and ensure compliance documentation is accurate and current
- Complete SEAR audit log records in accordance with Sponsor standards
- Track, review, and resolve POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings
- Develop and maintain System Security Plans (SSPs) for both new and existing systems
- Analyze vulnerability scan results and collaborate with system owners to implement remediation
- Leverage sponsor tools such as Gatekeeper, Xacta, SEAR, and LatteArt in daily operations
Benefits
- Health Insurance
- Life Insurance
- Paid Time Off
- Holiday Pay
- short-term and long-term Disability
- Retirement and Savings
- Learning and Development opportunities
- wellness programs
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What This Job Offers
Job Type
Full-time
Career Level
Senior
