Position Overview We are seeking a highly experienced Senior Information System Security Officer / Information System Security Engineer (ISSO/ISSE) to support the cybersecurity, security engineering, risk management, and authorization activities for the National Vetting Center (NVC). This is a Key Personnel position requiring a senior cybersecurity professional who can provide both operational security oversight and technical security engineering expertise. The successful candidate will help ensure that systems remain secure, compliant, and authorized throughout their lifecycle. The Senior ISSO/ISSE will work closely with system owners, cybersecurity engineers, Security Control Assessors (SCAs), program leadership, infrastructure teams, and government stakeholders to implement security controls, manage risk, support authorization activities, and maintain continuous monitoring. Key Responsibilities - Serve as a senior cybersecurity advisor and primary security point of contact for assigned NVC systems and environments.
- Perform ISSO and ISSE responsibilities supporting system security throughout the system development and operational lifecycle.
- Lead and support Risk Management Framework (RMF) activities, including categorization, control implementation, assessment, authorization, and continuous monitoring.
- Develop, maintain, and update System Security Plans (SSPs) and related security authorization documentation.
- Implement, evaluate, and monitor security controls in accordance with federal cybersecurity requirements.
- Support Authorization to Operate (ATO) and ongoing authorization activities.
- Coordinate with Security Control Assessors to provide assessment evidence and resolve identified security deficiencies.
- Review security assessment findings and develop risk-based remediation strategies.
- Manage and track Plans of Action and Milestones (POA&Ms) and security weaknesses.
- Validate remediation activities and ensure vulnerabilities and control deficiencies are appropriately addressed.
- Perform security engineering reviews of systems, applications, networks, and infrastructure.
- Evaluate system architectures and technical designs for cybersecurity risks.
- Provide recommendations for security architecture, system hardening, access controls, encryption, authentication, and other security mechanisms.
- Support security requirements throughout system design, development, implementation, and operations.
- Conduct security risk assessments and analyze potential threats and vulnerabilities.
- Support continuous monitoring activities and periodic security control assessments.
- Review vulnerability assessment results and coordinate remediation with technical teams.
- Monitor system changes and determine their potential impact on security posture and authorization status.
- Ensure security documentation remains accurate and reflects current system configurations and controls.
- Coordinate with system administrators, network engineers, developers, cloud engineers, cybersecurity analysts, and other technical personnel.
- Support security audits, inspections, assessments, and compliance reviews.
- Prepare cybersecurity status reports, risk assessments, briefings, and executive-level presentations.
- Provide technical guidance and mentorship to junior ISSOs and cybersecurity personnel.
- Stay current with federal cybersecurity policies, NIST publications, emerging threats, and security engineering best practices.
Required Qualifications - Bachelor's degree in Cybersecurity, Information Systems, Information Technology, Computer Science, Engineering, or a related field.
- Significant experience in information security, cybersecurity, information assurance, security engineering, or a related discipline.
- Demonstrated experience performing ISSO and/or ISSE responsibilities.
- Strong experience with the NIST Risk Management Framework (RMF).
- Experience implementing and assessing cybersecurity controls.
- Experience supporting federal security authorization and ATO processes.
- Experience developing and maintaining System Security Plans and authorization documentation.
- Experience managing POA&Ms, vulnerabilities, security findings, and remediation activities.
- Knowledge of NIST SP 800-53 security controls and federal cybersecurity requirements.
- Ability to evaluate technical architectures and identify cybersecurity risks.
- Strong understanding of security engineering principles, system hardening, access control, authentication, encryption, and network security.
- Experience supporting continuous monitoring and security assessment activities.
- Strong analytical, technical writing, communication, and problem-solving skills.
- Ability to work independently and provide senior-level cybersecurity guidance.
Required Certification Candidates must possess one or more of the following: - Certified Information Security Manager (CISM)
- Certified Authorization Professional (CAP)
- Other equivalent senior-level cybersecurity/GRC certification aligned with federal security requirements.
Preferred Qualifications - Experience supporting federal civilian or national security programs.
- Experience supporting Department of Homeland Security (DHS) or similar federal cybersecurity environments.
- Experience with NIST SP 800-37, NIST SP 800-53, and FISMA.
- Experience with RSA Archer, eMASS, ServiceNow GRC, or comparable GRC platforms.
- Experience supporting cloud environments, including AWS, Azure, Google Cloud, and/or Microsoft 365.
- Cloud security certification such as AWS, Azure, or Google Cloud.
- Experience with security architecture and secure system design.
- Experience with vulnerability management and security assessment tools.
- Knowledge of cybersecurity incident response and security operations.
- Experience supporting continuous authorization and ongoing risk management.
- CISSP certification.
- Experience working with sensitive, mission-critical, or high-impact federal information systems.
Technical Skills - ISSO / ISSE
- Cybersecurity Engineering
- NIST RMF
- NIST SP 800-53
- NIST SP 800-37
- FISMA
- Assessment & Authorization (A&A)
- Authorization to Operate (ATO)
- Continuous Monitoring
- Security Controls
- Security Control Assessment
- System Security Plans
- Security Assessment Reports
- POA&M Management
- Cybersecurity Risk Management
- Vulnerability Management
- Security Architecture
- Network Security
- System Hardening
- Identity and Access Management
- Authentication and Authorization
- Encryption
- Cloud Security
- GRC Platforms
- RSA Archer
- eMASS
- ServiceNow GRC
- Security Documentation
- Risk Assessments
RiVidium Inc is seeking a 'Senior Information System Security Officer / Information System Security Engineer (ISSO/ISSE)' to support a federal client. This position is contingent upon contract award and funding approval. As such, this job posting is intended to identify qualified candidates for a potential future opportunity and does not represent a currently available position. Compensation has not yet been determined and will be established based on contract requirements, candidate qualifications, experience, and applicable market conditions.
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