Information Systems Security Officer

2 days ago


Fort Meade, MD, United States ManTech Full time

ManTech is currently looking for an Information Systems Security Officer (ISSO) to join our team in the Ft. Meade, MD area . In this role, you will provide support for a program, organization, system, or enclave's information assurance program and provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies.

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

  • 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:

  • Bachelor's degree with 15 years of ISSO related experience OR 4 additional years of related experience as an ISSO might be substituted for a degree

  • 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)

  • Experience reviewing, preparing, and updating ATO packages in accordance with NIST Risk Management Framework and customer policy, procedures, and guidelines

Preferred Qualifications:

  • Experience with Xacta, LatteArt and other sponsor tools

  • Knowledge of STE and STN processes and coordination

  • 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

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.



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