Security Control Assessor
Job in
Alexandria, Fairfax County, Virginia, 22350, USA
Listed on 2026-07-16
Listing for:
Apex Systems
Full Time
position Listed on 2026-07-16
Job specializations:
-
IT/Tech
Cybersecurity, Information Security & Data Protection
Job Description & How to Apply Below
** Job#: 3037634
***
* Job Description:
** Security Control Assessor
*
* Location:
** Alexandria, Virginia (Onsite)
Role Overview We are seeking a skilled and detail-oriented Security Control Assessor. The successful candidate will be responsible for evaluating, testing, and validating the effectiveness of security controls within information systems and networks, with a strong emphasis on applying the Risk Management Framework (RMF). This role requires a strong background in RMF execution, documentation for Assessment and Authorization (A&A), vulnerability analysis, and remediation validation.
Key Responsibilities
* Provide tailored documentation to support security authorizations.
* Serve as an independent assessor for Risk Management Framework Steps 0 to 7.
* Plan and execute security control assessments for various information systems.
* Develop and maintain assessment procedures and methodologies aligned with NIST guidelines.
* Analyze and evaluate the effectiveness of implemented security controls, identify vulnerabilities, and prepare detailed Security Assessment Reports (SARs).
* Perform vulnerability scanning and compliance operations, including analysis of scans and STIG implementations.
* Create and manage artifacts such as System Security Plans (SSPs) and Plans of Action and Milestones (POA&Ms).
* Collaborate with system owners and Information System Security Officers (ISSOs) throughout the assessment and authorization process.
* Assess and validate security controls in cloud-based technology environments.
Required Qualifications
*
* Experience:
** 5+ years of relevant experience in a Security Control Assessor role.
** Education &
Certifications:
*** Bachelor's degree or equivalent years of relevant experience.
* A current DoD 8570 IAT II certification is required (e.g., CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP).
** Technical Skills & Knowledge:
*** Hands-on experience with eMASS or similar Information Assurance tools.
* Proficient understanding of all steps of the RMF process and NIST implementation guidance.
* Experience with vulnerability analysis, STIG implementation, access controls, and remediation validation.
* Knowledge of relevant security standards such as NIST SP 800-series (e.g., 800-53, 800-53A, 800-137) and others.
* Demonstrated documentation and communication skills for interacting with stakeholders and creating authorization artifacts.
* Experience assessing and validating controls within any cloud-based technology.
Preferred Qualifications:
* A well-developed understanding of the Systems Development Lifecycle (SDLC).
* Relevant Cybersecurity and Information Assurance experience with specific hands-on involvement in writing and submitting complete documentation packages for new system authorizations.
* Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package.
Our commitment to excellence is reflected in many awards, including Clearly Rateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
** Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages.
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** Everforth Apex Benefits Overview:
Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to…
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