Senior ISSO — RMF/ATO Security Leader

Base-2 Solutions, LLC.; Reston, Northern (VA, KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Base-2 Solutions seeks an Information System Security Officer to ensure security compliance and maintain Authority to Operate (ATO). You will collaborate with application leads, admins, developers, and testers, following RMF processes for full/partial testing, CONMON, and no-test scenarios.

Responsibilities include updating Xacta artifacts such as SSPs, SCTMs, STPs, and POAMs; loading STIG checklists and ACAS scans; implementing STIGs and mitigating findings; and supporting security assessment

Qualifications

• Bachelor's degree in computer science, software engineering, or a related field.
• 9+ years of relevant experience with a Bachelor's degree.
• Additional experience may be considered in lieu of degree.
• Experience developing, implementing, and enforcing security policies, standards, and procedures to ensure regulatory compliance and protect information assets.
• Proven track record in conducting risk assessments and identifying vulnerabilities.
• Experience developing and overseeing mitigation strategies to reduce security risks.
• Strong background in monitoring systems and networks for security breaches.
• History of responding to security incidents, investigating root causes, and implementing corrective actions.

Responsibilities

• 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, 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 PAT team, ISSMs, and SCAs.

Skills

RMF process

Security compliance

Risk assessment

Incident response

Vulnerability management

Network monitoring

Education

Bachelor's degree in CS / Software Engineering

Degree equivalency / experience in lieu of degree

Tools

Xacta

ACAS

STIG checklists

Job description

Base-2 Solutions seeks an Information System Security Officer to ensure security compliance and maintain Authority to Operate (ATO). You will collaborate with application leads, admins, developers, and testers, following RMF processes for full/partial testing, CONMON, and no-test scenarios.

Responsibilities include updating Xacta artifacts such as SSPs, SCTMs, STPs, and POAMs; loading STIG checklists and ACAS scans; implementing STIGs and mitigating findings; and supporting security assessment