Information System Security Officer

Vantor seeks a seasoned Information System Security Officer to support a government customer's mission. You will coordinate technical security solutions, lead Authorization to Operate (ATO) processes, engage with customers and stakeholders, and prepare and maintain system accreditation and authorization packages. This role requires U.S. citizenship and an active TS/SCI clearance with CI Polygraph.

Responsibilities

• Coordinate with ISSEs and technical leads to implement security solutions during development.
• Lead office Authorization to Operate (ATO) processes.
• Serve as the primary contact for customer and stakeholder engagements.
• Prepare and maintain system accreditation and authorization packages.
• Develop and maintain documentation such as Basis of Estimate, CONOPS, customer test plans, SSPs, and SCTMs.

Required Skills

• Risk Management Framework (RMF)
• Information system accreditation and authorization
• ATO process coordination
• Xacta 360
• Risk Vision
• RSA Archer
• Red Hat Linux
• Microsoft Word
• Microsoft Excel
• Microsoft PowerPoint