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MANTECH

Information System Security Officer

annapolis junction, MD

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About this opportunity

MANTECH lists this Information System Security Officer opportunity in annapolis junction, Maryland. Review the employer’s description below for duties, qualifications and application requirements.

Job description

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.

Responsibilities include, but are not limited to:

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

Minimum Qualifications:

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)

Preferred Qualifications:

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

Clearance Requirements:

Must possess and maintain a current/active TS/SCI clearance with Polygraph

Physical Requirements:

Must be able to remain in a stationary position 50% of the time

Occasionally moves about inside the office to access file cabinets, office machinery, etc.

Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

Worksite address

annapolis junction, MD, 20701, US

Who can apply

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