Security Control Assessor

CALIBRE Systems Inc; Denver (CO); On-site; USD 99,000 - 121,000; Full time

Job summary

CALIBRE Systems Inc seeks a Mid-level Security Control Assessor in Denver to perform independent assessments of management, operational, and technical security controls per NIST 800-37. The role involves planning, conducting, and documenting authorization reviews and risk analyses, ensuring control effectiveness, and supporting RMF activities.

Responsibilities include reviewing ATO documentation, developing risk mitigation plans, and coordinating remediation for vulnerabilities.

Qualifications

• US citizen and active TS/SCI clearance with CI poly eligibility.
• Bachelor's degree or higher in CS/ Cyber Security/ IT/ Engineering or related field.
• Experience with RMF, NIST SP 800-series, and ATO processes.
• Willingness to travel CONUS/OCONUS.
• Proficiency with Microsoft Office suite.

Responsibilities

• Manage and approve Accreditation Packages.
• Plan and conduct security authorization reviews and assurance case development for system installations.
• Review risk and security posture documentation for acceptability.
• Verify security controls are implemented and document deviations.
• Develop security compliance processes for external services (e.g., cloud).
• Establish limits for software, network, or system security.
• Perform security reviews and risk analyses; contribute to RMF data.
• Provide input to RMF processes and related docs (e.g., SOPs).
• Ensure remediation plans for vulnerabilities are in place.
• Oversee risk governance and documentation updates.

Skills

Communication

MS Office

RMF knowledge

Risk assessment

Education

Bachelor's degree or higher in CS/IT/Engineering

Tools

eMASS

XACTA

DISA STIG Viewer

Job description

Security Control Assessor

5475-585

CALIBRE is an Employee-Owned AI transformation company delivering mission focused solutions. We are seeking a Security Control Assessor (Mid-level) who will conduct independent comprehensive assessments of the management, operational, and technical security controls and control enhancements employed within or inherited by an information technology (IT) system to determine the overall effectiveness of the controls (as defined in NIST 800-37). This position has a salary of $110,000.

The Security Control Assessor's responsibilities include, but are not limited to, the following:

• Manage and approve Accreditation Packages.
• Plan and conduct security authorization reviews and assurance case development for initial installation of systems and networks.
• Review authorization and assurance documents to confirm that the level of risk is within acceptable limits for each software application, system, and network.
• Verify that application software/network/system security postures are implemented as stated, document deviations, and recommend required actions to correct those deviations.
• Develop security compliance processes and/or audits for external services (e.g., cloud service providers, data centers).
• Establish acceptable limits for the software application, network, or system.
• Perform security reviews, identify gaps in security architecture, and develop a security risk management plan.
• Perform security reviews and identify security gaps in security architecture resulting in recommendations for inclusion in the risk mitigation strategy.
• Perform risk analysis (e.g., threat, vulnerability, and probability of occurrence) whenever an application or system undergoes a major change.
• Provide input to the Risk Management Framework (RMF) process activities and related documentation (e.g., system life-cycle support plans, concept of operations, operational procedures, and maintenance training materials).
• Verify and update security documentation reflecting the application/system security design features.
• Participate in Risk Governance process to provide security risks, mitigations, and input on other technical risk.
• Ensure that plans of actions and milestones or remediation plans are in place for vulnerabilities identified during risk assessments, audits, inspections, etc.
• Assure successful implementation and functionality of security requirements and appropriate information technology (IT) policies and procedures that are consistent with the organization's mission and goals.
• Define and document how the implementation of a new system or new interfaces between systems impacts the security posture of the current environment.

• All RMF steps as documented in the NIST RMF SP 800-series, with particular emphasis managing the ATO process.
• Experience planning, developing, implementing, tracking, and maintaining cybersecurity metrics and POA&Ms.
• Experience with RMF System Continuous Monitoring Plans.
• Experience performing technical risk and providing reports for accreditation.
• Usage of tools such as eMASS or XACTA.
• Usage of DISA STIG Viewer or a similar tool.

Desired Skills

• Proficient with the Microsoft Office suite.
• Strong verbal and written communication skills.
• Understanding of DoDIN, DISA Information Assurance Guidance, and FEDRAMP Cloud Computing.

• US citizen.
• Active Top Secret/Sensitive Compartmented Information (TS/SCI) clearance, eligible for Counterintelligence (CI) Polygraph.
• IAM or IAT Level 2 certification.
• Bachelor's degree or higher from an accredited college or university in Computer Science, Cyber Security, Information Technology, Software Engineering, Information Systems, or Computer Engineering degree; or a degree in a Mathematics or Engineering field.
• Possible travel within the Continental United States (CONUS) and Outside CONUS (OCONUS).

Denver, Colorado, United States

Full-Time/Regular

Equal employment opportunity, including veterans and individuals with disabilities.

PI288318583