Information Systems Security Officer (ISSO) III

General Dynamics Information Technology
Tucson, AZ
Public Trust: None
Requisition Type: Regular
Your Impact

Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.

Job Description

Senior Information Security Analyst (level III)

Transform technology into opportunity as an Senior Information Security Analyst III with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As an Senior Information Security Analyst III you will help ensure today is safe and tomorrow is smarter. Our work depends on Senior Information Security Analyst joining our team to help keep networks/systems secure and safe.

Roles and responsibilities:
  • Performs all procedures necessary to ensure the safety of information systems assets and to protect systems from intentional or inadvertent access or destruction
  • The ISSO is responsible for ensuring the appropriate operational security posture is maintained for an information system and as such, works in close collaboration with the ISSM and ISO.
  • The person chosen shall have the detailed knowledge and expertise required to manage the security aspects of an information system and, as in many organizations, is assigned responsibility for the day-to-day security operations of a system.
  • This also will include physical and environmental protection, personnel security, incident handling, and security training and awareness. It will be required to work in close coordination with the ISSM and ISO in monitoring the information system(s) and its environment of operation to include developing and updating the authorization documentation, implementing configuration management across authorization boundaries.
  • This will include assessing the security impact of those changes and making recommendation to the ISSM.
  • The primary function is working within Special Access Programs (SAPs) supporting Department of Defense (DoW) agencies, such as HQ Air Force, Office of the Secretary of War (OSW) and Military Compartments efforts.
  • The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.
Performance shall include:
  • Assist the ISSM in meeting their duties and responsibilities
  • Prepare, review, and update authorization packages
  • Ensure approved procedures are in place for clearing, sanitizing, and destroying various types of hardware and media
  • Notify ISSM when changes occur that might affect the authorization determination of the information system(s)
  • Conduct periodic reviews of information systems to ensure compliance with the security authorization package
  • Coordinate any changes or modifications to hardware, software, or firmware of a system with the ISSM and AO/DAO prior to the change
  • Monitor system recovery processes to ensure security features and procedures are properly restored and functioning correctly
  • Ensure all IS security-related documentation is current and accessible to properly authorized individuals
  • Ensure audit records are collected, reviewed, and documented (to include any anomalies)
  • Attend required technical and security training (e.g., operating system, networking, security management) relative to assigned duties
  • Execute the cyber security portion of the self-inspection, to include provide security coordination and review of all system assessment plans
  • Identify cyber security vulnerabilities and assist with the implementation of the countermeasures for them
  • Prepare reports on the status of security safeguards applied to computer systems
  • Perform ISSO duties in support of in-house and external customers
  • Conduct security impact analysis activities and provide to the ISSM on all configuration management changes to the authorization boundaries.
Experience:
  • 5-7 years related experience, especially in developing RMF packages or bodies of evidence; prior performance in roles such as System/Network Administrator or ISSO is preferable.
  • Must have two plus years of SAP experience.
Education:
  • Bachelor’s degree OR Associate’s degree in a related area + 2 years’ experience OR equivalent experience (4 years).
Certifications:IAT Level II - required to Start (Security+ CE, CCNA Security, etc.)SECURITY CLEARANCE REQUIRED: Active/Current TS/SCI with previous read-on a SAP program for period 2+ years.
GDIT IS YOUR PLACE:
  • 401K with company match
  • Rest and recharge with paid vacation and holidays.
  • Enhanced PTO (individuals on this program will receive an additional week of PTO while on this program).
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting-edge technology you can learn from
  • Opportunity for advancement and bonus monies
#AirforceSAPOpportunities

Work Requirements

Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

CompTIA Server+ - IAT Level II - CompTIA - CompTIA

Travel Required

10-25%

Citizenship

U.S. Citizenship Required

Posted 2026-01-22

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