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Sr. Cybersecurity Analyst - Security Clearance
Job in
Reston, Fairfax County, Virginia, 20190, USA
Listed on 2026-01-15
Listing for:
Defense Search
Full Time
position Listed on 2026-01-15
Job specializations:
-
IT/Tech
Cybersecurity
Job Description & How to Apply Below
Sr. Cybersecurity Analyst - Defense Search OVERVIEW Are you looking for a new career opportunity with an exciting Defense/Aerospace company?! Then we've got the right team for you! In this role, you're responsible for the duties listed below. Immediate opening for a Sr. Cybersecurity Analyst in Reston, VA who possesses:
* Active TS/SCI with CI poly.
* CISSP, or equivalent certification to satisfy DoD 8140.
* 4+ years of experience as a cybersecurity analyst with a specialization in Government System ATO support, demonstrating deep knowledge of government ATO principles, methodologies, and tools.
* Strong experience in government regulatory frameworks, compliance requirements, and security standards specific to ATO (e.g., NIST SP 800-53, RMF, ICD 503, FISMA, FedRAMP).
* Demonstrated and repeat experience achieving and maintaining ATO for cloud services and solutions from IL5 to IL6+ on NIPR, SIPR, and JWICS. Email resumes to and call . FULL
DESCRIPTION:
As a Sr. Cybersecurity Analyst, your focus will be on Government System Authority to Operate (ATO) support. You will be responsible for guiding government clients through the intricate process of obtaining and maintaining ATO certifications for their information systems. You will leverage your expertise in government cybersecurity standards and regulations to monitor, analyze, and respond to potential security incidents and threats.
Your role will ensure that our government clients' systems meet the stringent security requirements necessary for ATO compliance while aligning with government-specific cybersecurity guidelines. The selected candidate will be responsible for:
* Collaborate with government clients to thoroughly understand their system architectures, security requirements, and objectives for achieving and maintaining ATO status within the context of government regulations.
* Conduct exhaustive security assessments and risk analyses that cater to government system compliance, identifying vulnerabilities and potential threats specific to government systems, and monitor security systems, logs, and network traffic with a keen focus on government cybersecurity guidelines, identifying any suspicious activity, intrusions, or unauthorized access attempts.
* Collaborate closely with cross-functional teams to establish and maintain government-aligned security measures, including firewalls, intrusion detection systems, data encryption, and access controls.
* Investigate and analyze security incidents to determine their cause, impact, and appropriate response, and develop and implement incident response plans, including containment, eradication, and recovery strategies. The selected candidate will also possess:
* Active TS/SCI with CI poly.
* CISSP, or equivalent certification to satisfy DoD 8140.
* 4+ years of experience as a cybersecurity analyst with a specialization in Government System ATO support, demonstrating deep knowledge of government ATO principles, methodologies, and tools.
* Strong experience in government regulatory frameworks, compliance requirements, and security standards specific to ATO (e.g., NIST SP 800-53, RMF, ICD 503, FISMA, FedRAMP).
* Demonstrated and repeat experience achieving and maintaining ATO for cloud services and solutions from IL5 to IL6+ on NIPR, SIPR, and JWICS.
* Understanding of network protocols, operating systems, and infrastructure components.
* Strong proficiency in incident response, security incident handling, and forensic analysis techniques.
* Expertise with government specific ATO assessment tools, vulnerability scanning tools, and intrusion detection/prevention systems.
* Effective communication skills, with the ability to convey complex technical concepts to both technical and non-technical stakeholders. Salary Range: $193k/year For immediate and confidential consideration, please email your resume to and call . More information can be found at
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