Position Summary Base-2 Solutions is seeking a Senior Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Operate (ATO). The role includes following the Risk Management Framework (RMF) process for full test, partial test, continuous monitoring (CONMON), and no test scenarios, updating Xacta documentation including System Security Plans (SSPs), Security Control Trace Matrices (SCTM), Security Test Plans (STPs), and Plans of Action and Milestones (POAMs). The specialist will load artifacts such as Security Technical Implementation Guide (STIG) checklists and ACAS scans, help implement STIG checklists, mitigate scan findings, support security assessment events, and respond to questions from the Security Test and Evaluation (ST&E) team, Information System Security Managers (ISSMs), and Security Control Assessors (SCAs). Essential Duties and

- Work with application leads, system administrators, database administrators, developers, and testers to ensure systems are security compliant and achieve or maintain ATO.
- Follow the RMF process for full test, partial test, continuous monitoring (CONMON), and no test.
- Update Xacta documentation including SSPs, SCTM, STPs, and POAMs.
- Load artifacts such as STIG checklists and ACAS scans.
- Help implement STIG checklists and mitigate scan findings.
- Answer questions to ensure systems are developed with security compliance built in.
- Support security assessment events and respond to all questions from the PAT team, ISSMs, and SCAs. Required

- Bachelor's degree in computer science, software engineering, or a field applicable to the position required.
- 19 or more years of relevant

experience required with a Bachelor's degree.

Additional

experience may be considered in lieu of degree.

Demonstrated

experience in developing, implementing, and enforcing security policies, standards, and procedures to ensure regulatory compliance and protect organizational information assets.

Proven track record in conducting risk assessments and identifying vulnerabilities in systems, networks, and applications.

•

- Strong background in monitoring systems and networks for security breaches and suspicious activity.
- Successful history of responding to security incidents, investigating root causes, and implementing corrective actions.

Preferred Qualifications

Comprehensive knowledge of relevant laws, regulations, and industry standards.
Experience conducting audits and assessments to verify adherence to security

requirements. Required Education and Experience Equivalency

High School with 23 years of

experience.

Associate's with 21 years of

experience.

Bachelor's with 19 years of

experience.

Master's with 17 years of

experience.

PhD with 15 years of

experience. Required Certifications

None specified. Required Security

Clearance

Active Top Secret/SCI with CI Polygraph

Job ID

4116

About Base-2 Solutions

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