MANTECH seeks a motivated, career driven, and customer-focused Information System Security Officer (ISSO) to join our team in Columbia, MD.
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.
Responsibilities include, but are not limited to:
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Update and maintain hardware and software inventory records, including associated change logs
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Support and coordinate Secure the Enterprise (STE) and Secure the Network (STN) activities
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Review and address Xacta notices and ensure compliance documentation is accurate and current
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Complete SEAR audit log records in accordance with Sponsor standards
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Track, review, and resolve POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings
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Develop and maintain System Security Plans (SSPs) for both new and existing systems
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Analyze vulnerability scan results and collaborate with system owners to implement remediation
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Leverage sponsor tools such as Gatekeeper, Xacta, SEAR, and LatteArt in daily operations
Minimum Qualifications:
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Bachelor’s degree with 10 years of relevant experience OR 4 additional years of ISSO experience may be substituted for the Bachelor’s degree
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Experience with Xacta, LatteArt and other sponsor tools
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Experience managing POAMs, performing audit log reviews, and maintaining secure system inventories
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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)
Preferred Qualifications:
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Knowledge of STE and STN processes and coordination
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Experience with Gatekeeper, SEAR, SCANBOY
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Experience with the Service Now (SNOW) platform
Clearance Requirements:
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Must possess and maintain a current/active TS/SCI clearance with Polygraph
Physical Requirements:
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Must be able to remain in a stationary position 50% of the time
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Occasionally moves about inside the office to access file cabinets, office machinery, etc.
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Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations.
