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Cybersecurity Analyst

Base-2 Solutions
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Reston, VA, USA
Dec 17, 2025
Job Description Base 2 Solutions is seeking a Cybersecurity Analyst who will lead the assessment and authorization (A&A) process to achieve and maintain Authority to Operate (ATO) for critical government systems and cloud environments up to IL6 , ensuring compliance with NIST SP 800 53, RMF, ICD 503, FISMA, and FedRAMP standards. With a focus on safeguarding mission essential infrastructure across NIPR, SIPR, and JWICS networks, you’ll support incident response, vulnerability management, and continuous monitoring to protect sensitive federal data. Responsibilities Use government ATO frameworks and tools (e.g., NIST SP 800 53, RMF, ICD 503, FISMA, FedRAMP) to guide systems through the assessment and authorization (A&A) process and maintain ongoing compliance. Conduct security control assessments, vulnerability scans, and incident response activities to identify and remediate risks across IL5 IL6 cloud and on prem environments.. Develop and maintain System Security Plans (SSPs), POA&Ms, and continuous monitoring artifacts to support federal accreditation requirements. Collaborate with engineering, operations, and program stakeholders to ensure security controls are effectively implemented and documented throughout the system lifecycle. Qualifications At least six (6) 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. CISSP or equivalent certification to support DoD 8140 requirements Required Experience 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.

Job ID

345834

Security Clearance

TS/SCI CI Poly
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