Base One Technologies
Information System Security Officer (ISSO)
Base One Technologies, Ashburn, Virginia, United States, 22011
Information System Security Officer (ISSO)
Location: Ashburn, VA Hybrid
Type: Contract
ID: j-19890
Posted: Sep 3, 2025
Required Education/Experience
Bachelor Degree in Computer Science, IT, Information/Cyber Security field from an accredited college or university Primary Responsibilities
Manage overall security related policies, procedures, laws and regulations; create, document and implement various security plans and compliance documents to enforce Information Assurance principles. Develop, maintain and manage Security Authorization and Assessment packages that include System Security Plans (SSP), Contingency Plans (CP), POA&Ms, and other relevant security documentation for existing and new systems Conduct both technical and non-technical internal audits and testing to validate system and operational requirements compliance Use workflows to develop security artifacts Document, organize and implement security control requirements Identify current and new risks Prepare vulnerability test plans and coordinate the testing and result procedures Assess customer based solutions and provide recommendations for any improvements to current security posture Ability to review and write security related policies and procedures Basic Qualifications
Must have an active DoD Secret Clearance. In addition to the specific clearance requirement, all personnel supporting DHS must have a current background investigation (BI) or obtain a favorable BI before joining the program. Minimum of 5 years of experience as an ISSO supporting major federal information systems/applications Knowledge with auditing security controls and financial processes Superior writing, communication and critical analysis skills Deep understanding of Information Assurance, Information Technology and Information Management concepts, processes and procedures Advanced Experience/Knowledge with the following: NIST SP 800-37 Risk Management Framework security assessment and authorization (A&A) processes NIST 800-53 security controls and required documentation Security controls (i.e. NIST SP 800-53, FISCAM, etc.) assessments in support of FISMA, A-123 and annual self-assessment initiatives Federal Risk and Authorization Management Program (FedRAMP) for authorization of cloud services Enterprise Logging System to conduct regular reviews of audit logs (operating system, application, database, etc.) for security anomalies and compliance with applicable policies and procedures POA&M Management and Risk Management Framework (RMF) Reviewing operating system, application, and database security baseline configuration documentation to ensure compliance with agency hardening guidelines Reviewing proposed change requests related to system design / configuration and performing a security impact analysis to provide approval or denial recommendations Reviewing vulnerability scan results Requirement Certifications
CompTIA Security+ Preferred Qualifications
ISC2 Certified Cloud Security Professional certification (CCSP) Familiar with IT system administration/engineering
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Bachelor Degree in Computer Science, IT, Information/Cyber Security field from an accredited college or university Primary Responsibilities
Manage overall security related policies, procedures, laws and regulations; create, document and implement various security plans and compliance documents to enforce Information Assurance principles. Develop, maintain and manage Security Authorization and Assessment packages that include System Security Plans (SSP), Contingency Plans (CP), POA&Ms, and other relevant security documentation for existing and new systems Conduct both technical and non-technical internal audits and testing to validate system and operational requirements compliance Use workflows to develop security artifacts Document, organize and implement security control requirements Identify current and new risks Prepare vulnerability test plans and coordinate the testing and result procedures Assess customer based solutions and provide recommendations for any improvements to current security posture Ability to review and write security related policies and procedures Basic Qualifications
Must have an active DoD Secret Clearance. In addition to the specific clearance requirement, all personnel supporting DHS must have a current background investigation (BI) or obtain a favorable BI before joining the program. Minimum of 5 years of experience as an ISSO supporting major federal information systems/applications Knowledge with auditing security controls and financial processes Superior writing, communication and critical analysis skills Deep understanding of Information Assurance, Information Technology and Information Management concepts, processes and procedures Advanced Experience/Knowledge with the following: NIST SP 800-37 Risk Management Framework security assessment and authorization (A&A) processes NIST 800-53 security controls and required documentation Security controls (i.e. NIST SP 800-53, FISCAM, etc.) assessments in support of FISMA, A-123 and annual self-assessment initiatives Federal Risk and Authorization Management Program (FedRAMP) for authorization of cloud services Enterprise Logging System to conduct regular reviews of audit logs (operating system, application, database, etc.) for security anomalies and compliance with applicable policies and procedures POA&M Management and Risk Management Framework (RMF) Reviewing operating system, application, and database security baseline configuration documentation to ensure compliance with agency hardening guidelines Reviewing proposed change requests related to system design / configuration and performing a security impact analysis to provide approval or denial recommendations Reviewing vulnerability scan results Requirement Certifications
CompTIA Security+ Preferred Qualifications
ISC2 Certified Cloud Security Professional certification (CCSP) Familiar with IT system administration/engineering
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