Information Systems Security Officer (ISSO)

Vantor • Reston, VA

1d • $113,000 - $188,000 • Onsite

About The Position

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. To be eligible for this position, you must be a U.S. Citizen. This position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status. Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3). Please review the job details below. This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph. Vantor is seeking a detail-oriented and proactive Information Systems Security Officer (ISSO) to support the cybersecurity posture of enterprise-level information systems. The ideal candidate will have a strong understanding of cybersecurity frameworks, experience with security documentation and controls implementation, and the ability to work collaboratively across technical and program teams to maintain secure and compliant systems. This project supports a hard and deeply buried target mission set, providing critical analytic insights to government stakeholders. Success depends on maintaining continuous compliance and security readiness of information systems through proactive risk management, thorough documentation, and effective collaboration with technical and program teams. The work directly impacts national security objectives by transforming complex data into actionable intelligence in a highly specialized and sensitive domain.

Requirements

• Current/active TS/SCI security clearance and be willing and able to obtain CI polygraph.
• U.S. Citizenship
• 8 years of experience in an ISSO, cybersecurity analyst, or related information assurance role
• Bachelor’s degree in Cybersecurity, Computer Science, Information Assurance, or a related field
• Demonstrated knowledge of DoD cybersecurity standards, including NIST SP 800-53 and RMF
• Experience with eMASS, ACAS, SCAP, STIGs, and other DoD security tools
• Security+ CE, CISSP, or other DoD 8570 IAT/IAM Level II or III certification
• Strong written and verbal communication skills

Nice To Haves

• Experience supporting DoD or IC programs in a classified environment
• Familiarity with cross-domain solutions, enclave security, or cloud-based security frameworks
• Master’s degree in Cybersecurity, Computer Science, Information Assurance, or a related field
• CISSP, CISM, or CAP certification
• Experience working directly with government security officers and auditors

Responsibilities

• Implement and enforce cybersecurity policies, procedures, and standards in accordance with DoD, NIST, and RMF guidelines
• Support the Assessment and Authorization (A&A) process under the Risk Management Framework (RMF)
• Maintain and update Security Authorization Packages (SAP), System Security Plans (SSP), and associated documentation
• Conduct regular security audits, vulnerability scans, and risk assessments
• Investigate and report security incidents, implementing corrective actions as needed
• Ensure proper configuration management and change control procedures are followed
• Coordinate with ISSMs, system administrators, and program teams to maintain system compliance
• Provide cybersecurity support for system lifecycle activities including development, deployment, and sustainment
• Participate in security inspections and support government security assessments

Benefits

• Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life.
• You can find more information on our benefits at: https://www.Vantor.com/careers

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level