Information System Security Officer (ISSO)

Ashburn, VAComputer World Services – CWS /Full-time /HybridCWS seeks an Information System Security Officer (ISSO) to ensure information systems compliance for the U.S. Customs and Border Protection’s (CBP) Network Operations Center (NOC) contract. The Information System Security Officer (ISSO) ensures information systems compliance with CBP, DHS, and FISMA requirements for all NOC/WNOC environments.Duties & Responsibilities Maintain system authorization packages and manage POA&Ms.Conduct vulnerability scanning and review Nessus findings.Support RMF activities and DHS 4300A compliance.Coordinate with the ISSM and security teams for incident response.Prepare FISMA, ISVM, and audit documentation.Required Qualifications5–10 years of experience in information assurance or cybersecurity.Knowledge of NIST SP 800-53 and DHS 4300A.Security+ or CISSP certification.Preferred QualificationsBachelor’s in Cybersecurity, IT, or related field.CBP/DHS ISSO experience.Place of PerformanceSpringfield and Ashburn, VA (with possible travel to Orlando, FL, and other CBP facilities).Clearance Must have favorably passed a full five (5) year background investigation (BI) required by CBP policies and procedures for employment prior to beginning work with CBP.Computer World Services is an affirmative action and equal employment opportunity employer. Current employees and/or qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, disability, protected veteran status, genetic information or any other characteristic protected by local, state, or federal laws, rules, or regulations.Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at [email protected]We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.