Question
10+

Senior Information Systems Security Officer

2/22/2026

The Senior Information Systems Security Officer (ISSO) will support organization-wide activities to maintain Authorization and Accreditation (A&A) compliance across the system lifecycle, serving as the primary contact between project teams and the accreditation office. Responsibilities include reviewing security documentation, assessing vulnerabilities, managing software compliance, and developing System Security Plans (SSPs).

Working Hours

40 hours/week

Company Size

10,001+ employees

Language

English

Visa Sponsorship

No

About The Company
SAIC® is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, civilian and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives. We are approximately 24,000 strong; driven by mission, united by purpose, and inspired by opportunities. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.5 billion.
About the Role

SAIC is seeking Information Systems Security Officer (ISSO) providing system security support for ongoing and future system development within the Customer organization

Our unique team of technical and business disciplines provide operational support for Systems Engineering/Integration, Mission Planning, and Business Operations to multiple functional mission areas. The team is responsible for technical design, operations, and mission planning and business operations for the full life cycle of customer specific operations (from concept through development and installation/O&M).

 

 Position Responsibilities:

  • The Senior Information Systems Security Officer (ISSO) will be responsible for the following but not limited to:

  • Support organization-wide activities to maintain A&A compliance of all systems and full-lifecycle.
  • Closely collaborate with the ISSM staff to manage ongoing issues and accreditations.
  • Serve as the focal POC between the project teams and the accreditation office.
  • Review/assess network diagrams and schematics.
  • Review and interpret system vulnerability scans and work with project teams to resolve security issues.
  • Resolve inconsistencies and irregularities in the submission of A&A documentation.
  • Required to put together assessment reports to provide organizational risk, ad hoc customer responses mostly dealing with analysis and policy interpretation.
  • Will handle software management, laptop compliance, certification and accreditation of systems, patch management, continuous monitoring/scanning.
  • Develop and maintain SSPs.
  • Maintaining systems as well as working with SETA and development contractors to prepare SSPs and work through the A&A processes.
  • Generate and review the Body of Evidence (BOE) and artifacts.

**This role requires the candidate to perform duties on-site Mon-Fri.**



Required Qualifications:

  • Bachelor’s degree in engineering, science, or other related technical discipline and 12 years relevant experience; or a Master’s degree and 10 years of relevant experience; or a PhD and seven (7) years of relevant experience.

  • Risk Management and the Certification and Accreditation processes and related policies.

  • System Administrator Security Course.

  • Proven experience in Information Systems Security to include:

    • Direct project management experience with patch management, continuous monitoring, and vulnerability scanning/remediation activities - this includes devising or implementing a continuous monitoring plan across multiple security domains and familiarity with tools used in compliance and vulnerability assessments.

    • Familiarity with cloud computing and related security concepts, as well as, cross-domain solutions.

    • Working knowledge of digital communications and related IT communications technologies.

  • Good time management skills.

  • Ability to support multiple projects.

  • Ability to multitask and manage.

  • Must be a team player and possess a strong ability to work collaboratively with a diverse team as well as work independently with minimal supervision.

  • Demonstrated ability to quickly ramp up to support customer's needs, clearly communicate (orally and written) ideas, take initiative to provide creative solutions to challenges and/or systemic problems.

  • Proactive and forward-leaning.

  • Strong interpersonal skills.

  • Previous experience with customer.

 

Desired Qualifications:

  • Prior experience as an ISSM, ISSO, ISSE with the customer.

 

Clearance: 

  • Must be a U.S. Citizen with an active TS/SCI clearance with a poly. 

Key Skills
Information Systems Security OfficerSystem Security SupportSystems EngineeringIntegrationMission PlanningBusiness OperationsAccreditationVulnerability ScanningPatch ManagementContinuous MonitoringSystem Security PlanBody of EvidenceRisk ManagementTime ManagementCommunicationCollaboration
Categories
Security & SafetyEngineeringGovernment & Public SectorTechnologyConsulting
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