Senior Information Security Officer (ISSO) — National Security IT

KBR; Virginia (MN); On-site; USD 142,000 - 173,500; Full time

Job summary

KBR, Inc. is seeking an Information System Security Officer (ISSO) to join our National Security Solutions team in Dulles, Virginia. You will drive cybersecurity approvals, review architectures, and ensure RMF and NIST controls are embedded across the system lifecycle.

This role requires strong collaboration with engineers and project managers to safeguard national security network infrastructure. The ideal candidate holds an active TS/SCI with Polygraph, a bachelor’s in a related field, and at

Qualifications

• Active TS/SCI with Polygraph required.
• Bachelor’s degree in cybersecurity, information systems, computer science, or related field with 7+ years of experience.
• Experience reviewing security plans for IT systems and ensuring controls.

Responsibilities

• Support system owners and project managers through cybersecurity approvals and compliance processes.
• Review architectures, deployment methods, and network designs for security implications.
• Interpret cybersecurity and data protection requirements for stakeholders.
• Ensure cybersecurity requirements are integrated throughout the system lifecycle.
• Develop and maintain security documentation and compliance artifacts.
• Assess system risks and recommend mitigation strategies.
• Provide cybersecurity guidance to engineers and non-technical staff.
• Support security reviews, audits, and accreditation activities.

Skills

Cybersecurity

System architecture

RMF/NIST knowledge

Communication skills

Risk assessment

Education

Bachelor’s degree

Job description

KBR, Inc. is seeking an Information System Security Officer (ISSO) to join our National Security Solutions team in Dulles, Virginia. You will drive cybersecurity approvals, review architectures, and ensure RMF and NIST controls are embedded across the system lifecycle.

This role requires strong collaboration with engineers and project managers to safeguard national security network infrastructure. The ideal candidate holds an active TS/SCI with Polygraph, a bachelor’s in a related field, and at