Security Controls Assessor

TestPros; United States; Remote; USD 69,000 - 131,000; Part time

Job summary

TestPros, an IT assessment partner, seeks Security Controls Assessors for part-time consulting. Work involves supporting NIST 800-53 Rev5 ATOs for federal and commercial clients.

Opportunities begin in late 2026 or 2027, with a focus on developing SSPs, SARs, and POA&Ms, plus policy work and risk reporting.

Qualifications

• 5+ years of IT security compliance experience, including NIST 800-53 Rev 5.
• Experience with cloud security, governance, and risk analysis.
• Strong auditing and vulnerability management skills.
• Proficiency with penetration testing tools (e.g., Nmap, Metasploit).
• Bachelor's Degree in Computer Science or related field preferred.

Responsibilities

• Develop NIST 800-53 Rev5 based SSPs.
• Create/update SARs and POA&Ms.
• Produce security reports with mitigations and risk escalation.
• Verify implementation of security controls for compliance.
• Draft and maintain security policies and SOPs.

Skills

NIST 800-53 Rev5

Cloud security

Governance & policy

Risk analysis

Auditing & monitoring

Vulnerability management

Malware protection

Threat intelligence

Incident management

Penetration testing

Education

Bachelor's Degree in Computer Science

Tools

Nmap

Metasploit

Job description

TestPros delivers innovative independent IT assessment solutions to critical challenges facing the nation and the world. We support the U.S. Federal Government and Commercial clients within the continental USA.TestPros is dedicated to making lives better, safer and more secure. TestPros is looking forSecurity Controls Assessorswith experience performing on risk management programs for U.S. Federal and commercial clients by utilizing NIST, RMF, and FISMA compliance frameworks. Start: Future projects late 2026 or 2027 (not an immediate job opening) Type: Part-time consulting Overview Specifically, we are looking for professionals with experience in conducting NIST 800-53 Rev 5 based Authority To Operate (ATO) support.

• Develop NIST 800-53 Rev5 based System Security Plan (SSP).
• Create/Update the applicable documents identified by NIST 800-53 Rev 5, specifically the Security Assessment Report (SAR).
• Create/Update the associated Plan of Actions and Milestones (POA&M).
• Provide detailed security-related reports including data, analyses, and conclusions upon completion of tests, scans, and assessments, including mitigations and, if indicated, appropriate escalation of identified risks and vulnerabilities.
• Verify and document the implementation of security controls necessary to achieve compliance.
• Keep management apprised of impending areas of concern, verbally and in writing.
• Review and develop System Security Plans (SSPs), Plans of Actions and Milestones (POA&Ms), and as well as other necessary artifacts.
• Facilitate the Plan of Actions and Milestones (POA&M) program to ensure customer systems have accurately and fully provided information for POA&M activities to include valid remediation of findings.
• Develop various policy documents (SOPs/CONOPs) as required. This may include policies regarding Configuration Management, IS Sanitization, Media Security, Password Policy, Business Continuity, Continuity of Operations, Incident Response, Disaster Recover, and Security Assessments.
• Develop new, and mature existing information security and risk policies.
• Initiate, and lead on-going information security maturity assessment processes and training, using industry accepted frameworks and implement into the overall cyber security posture.
• Produce and review key performance indicators for implemented security measures and distribute KPIs.
• Maintain knowledge of threat landscape by monitoring threat intelligence, and other related sources.

Qualifications and Skills:

• 5+ years of directly related experience in IT security compliance, including recent experience with NIST 800-53 Rev 5 'Security and Privacy Controls for Federal Information Systems and Organizations'
• Cloud computing security
• Security governance and policy
• Security risk analysis
• Auditing and monitoring systems
• Scanning and vulnerability management systems
• Advanced Malware Protection
• Threat Intelligence
• Incident Management - analysis, detection, and handling of security events
• Penetration testing and associated tools (e.g., nmap, Metasploit, etc.)
• Bachelor's Degree in Computer Science or a related technical discipline, or the equivalent combination of education, professional training, or work experience (preferred)
• Military and/or practical job experience may be considered in-lieu of formal education, with significant industry certifications

Rate:

$50-95/hr (1099 or Corp.To Corp.). This rangerepresentsagood-faithestimate and is not a guarantee; final compensation isdeterminedby factors such as experience, qualifications, and government contract labor rate requirements and may fall outside the stated range. Equal Opportunity Employer TestPros is an equal-opportunity employer and does not discriminate in employment based on race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service, or any other non-merit factor. Offer Considerations TestPros considers several factors when extending an offer, including but not limited to, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, geographic location, education, and certifications. Federal Compliance As a federal contractor, TestPros is subject to all federal and state mandates and/or other customer requirements.