Jobs · Information Technology · Virginia

Sr. Cybersecurity Analyst with Security Clearance

Cornerstone Defense · Reston, VA · 2 wk ago
Information TechnologyFull-time

Job Responsibilities

  • 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.
  • 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.
  • Develop and implement incident response plans, including containment, eradication, and recovery strategies.

Required Skills

  • 10+ 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.
  • CISSP or equivalent certification to support DoD 8140 requirements
  • Active TS//SCI clearance with CI poly

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