1805 KBR Wyle Services, LLC
1805 KBR Wyle Services, LLCVerified Source

Senior Information System Security Officer (ISSO)

Onsite · Washington, District of Columbia
Posted August 12, 2026
payroll

Overview

Lead cybersecurity approval and compliance processes while supporting system owners and project managers. Review technical architectures and integrate security requirements throughout the system lifecycle. Ensure cybersecurity compliance and provide guidance to engineers and non-technical partners.

What You'll Do11

  • 1Support system owners and project managers through cybersecurity approval and compliance processes
  • 2Review technical architectures deployment methodologies and network designs
  • 3Interpret cybersecurity and data protection requirements for stakeholders
  • 4Ensure cybersecurity requirements are integrated throughout the system lifecycle
  • 5Develop and maintain security documentation and compliance artifacts
  • 6Assess system risks and recommend mitigation strategies
  • 7Provide cybersecurity guidance to engineers and non-technical partners
  • 8Support security reviews audits and accreditation activities
  • 9Manage multiple competing priorities in a dynamic environment
  • 10Brief technical and non-technical audiences
  • 11Desired: Experience supporting system accreditation or authorization processes

Requirements10

  • 1Active TS/SCI with Polygraph Bachelor’s degree in Cybersecurity Information Systems Computer Science or related field and 10 years of experience
  • 2Experience reviewing approving and developing security plans for IT systems
  • 3Demonstrated understanding of information systems system development network architecture and cybersecurity principles
  • 4Ability to manage multiple competing priorities in a dynamic environment
  • 5Experience briefing technical and non-technical audiences
  • 6Security certification such as CISSP GSLC or equivalent
  • 7Knowledge of RMF NIST and cybersecurity compliance frameworks
  • 8Experience supporting intelligence community customers
  • 9Security certification such as CISSP GSLC or equivalent
  • 10Experience working within multidisciplinary engineering teams

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationWashington, District of Columbia

Required Skills

pythonawsreactkubernetescpc card
Share:

Similar open positions

Explore active roles that match your skills and interests.

02 CACI, INC.-FEDERAL

02 CACI, INC.-FEDERAL

7d agoWashington, District of Columbiapayroll

Senior Systems Engineer ISSO - CACI

Lead systems engineering and information systems security for mission critical infrastructure. Own security coordination and technical quality across ISO/IEC 15288 lifecycles. Influence secure design and cloud modernization. Drive cross team collaboration and stakeholder communication.

132K–290K
Systems EngineeringInformation Systems Security OfficerISO/IEC 15288+3 more
02 CACI, INC.-FEDERAL

02 CACI, INC.-FEDERAL

19h agoNew York, New Yorkpayroll

Information System Security Manager

Lead and oversee Risk Management Framework lifecycle activities for classified DoD systems supporting SAP SCI NSA missions. Manage system authorizations and cybersecurity compliance while serving as senior cybersecurity authority. Ensure systems remain secure compliant and fully authorized to operate.

104K–218K
Risk Management Framework (RMF)NIST SP 800-53DoDI 8510.01+5 more
Peraton

Peraton

19h agoWashington, District of Columbiapayroll

Senior Information System Security Officer Peraton

Peraton seeks a Senior ISSO to lead IT architecture support in Annapolis Junction MD. You will lead or co-lead ATO/reauthorization efforts mentor junior staff drive security engineering outcomes execute RMF activities maintain security artifacts operate continuous monitoring support incident response ensure least privilege governance translate security requirements provide qualifications required and preferred list.

135K–216K
NIST SP 800-53RMFATO+5 more

US Patent and Trademark Office

17d agoWashington, District of Columbiapayroll

ISSO GS13 Cybersecurity Compliance Specialist USPTO

Information System Security Officer leading security and privacy posture for products. Requires GS13 experience and certification. Offers competitive salary and telework flexibility.

122K–158K
Risk Management FrameworkDevSecOpsSecurity Assessments+2 more

TSTC

11h agoWashington, District of Columbiapayroll

Information Systems Security Officer

TSTC seeks a contingent full-time Information Systems Security Officer to support a new contract at Customs & Border Patrol. The ISSO will create revise document and maintain security policies while developing and implementing security plans to protect sensitive data. Review client information security systems and recommend improvements. This role differs by focusing on federal agency collaboration and compliance with NIST standards.

65K–75K
microsoft projectnist compliancerisk assessment+2 more

Inadev

17h agoWashington, District of Columbiacontract

Information System Security Officer (ISSO), RMF & NIST

Own the security posture and authorization of a federal system as ISSO at Inadev. Manage the RMF lifecycle, maintain ATO documentation, and ensure continuous compliance with NIST 800-53 and FedRAMP. You will track findings, coordinate with DevSecOps, and report risks to stakeholders. This contract role offers a hybrid schedule in DC and Reston, VA, working with a vibrant team. You bring 5+ years of ISSO experience and a CISSP or equivalent certification.

96K–106K
CISSPCAPRMF+6 more