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Senior Information System Security Officer

ManTech

Fairmont, WV

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JOB DETAILS
SKILLS
Administrative Skills, Auditing, CISM - Certified Information Security Manager, CISSP - Certified Information Systems Security Professional, Calculators, CompTIA Security+, Computer Security, Copying Machines, Customer Relations, Documentation, Government, Government Standards, Incident Response, Internal Audit, Internet Security, Linux Operating System, Maintain Compliance, Microsoft Windows Operating System, Office Equipment, Printers, Risk Management Framework (RMF), Security Compliance, Security Monitoring, Security Patches, Systems Administration/Management, Systems Engineering, Systems Maintenance, Time Management, U.S. National Institute of Standards and Technology (NIST), United States Department of Defense (DoD)
LOCATION
Fairmont, WV
POSTED
30+ days ago
MANTECH seeks a motivated, career and customer-oriented Senior Information System Security Officer (ISSO) to join our team in Fairmont, WV .


In this critical full-time role, you will be responsible for the overall cybersecurity posture of a large-scale government enterprise. As a senior member of the team, you will serve as the principal advisor on all matters related to information systems security and compliance, ensuring that a government cybersecurity center maintains authorization to operate (ATO) and maintains a strong security posture against evolving threats.


Responsibilities include but are not limited to:


+ Lead the preparation of documentation and coordination with government and technical staff for annual A&A’s performed by government assessors.

+ Lead the development, maintenance, and oversight of system security plans (SSPs) and other RMF documentation required for system accreditation and authorization to operate (ATO).

+ Conduct continuous monitoring and internal audits to ensure compliance with government security standards and policies.

+ Advise and assist system administrators and engineers in the implementation and management of security controls.

+ Oversee the vulnerability management program, ensuring security patches and vulnerability mitigations are implemented in a timely manner.

+ Collaborate with the Cybersecurity Operations Center (CSOC) and other security teams during incident response efforts, providing expertise on system security and controls.

+ Develop and update security policies, procedures, and training materials to promote a culture of security awareness.


Minimum Qualifications:


+ 5+ years of experience as an ISSO or in a similar cybersecurity role, with a strong background in government or DoD environments.

+ In-depth knowledge of Windows and Linux operating systems, networking, and common cybersecurity tools.

+ Continuous monitoring and internal auditing experience.


Preferred Qualifications :


+ Professional certifications such as CISSP, CISM, or Security+ are preferred.

+ Extensive experience with the NIST Risk Management Framework (RMF) and other security control standards preferred.


Clearance Requirements:


+ Must have a current/active Top Secret clearance.


Physical Requirements:


+ Must be able to remain in a stationary position 50% and constantly operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
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.

About the Company

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ManTech