Cybersecurity Subject Matter Expert (SME)

Closure Technologies
Chantilly, Loudoun County, VA

Job Description

Job Description

Cybersecurity Subject Matter Expert (SME) - Cyber Defense Operations will be a key player in the group's cybersecurity efforts, working across Cyber Defense, Cyber Assurance, Cyber Assessment, and Cyber Engineering to ensure a 360-degree security approach. This SME will collaborate with various teams to eliminate gaps and duplication, promote alignment, and drive a cohesive cybersecurity strategy.

Required Skills
  • 5+ years of experience in offensive or defensive cyber operations
  • Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related field.
  • Proficiency in scripting languages (e.g. Python, PowerShell, bash)
  • Experience with Splunk Enterprise, to include Splunk certifications
  • Experience with AWS cloud logging such as CloudTrail and CloudWatch
  • Experience with network protocols, packet capture analysis, and netflow analysis
  • Experience with security event log analysis, including Windows event logging and Syslog
  • Ability to work collaboratively across teams to drive a cohesive cybersecurity strategy and eliminate gaps and duplication.
  • Strong understanding of threat detection, incident response, vulnerability management, and security architecture.
  • TS/SCI clearance with a polygraph
Desired Skills
  • Knowledge of information security standards such as ISO 27001 and NIST
  • Ability to design, implement and maintain IDS/IPS technologies
  • Certifications such as OSCP, GIAC, CEH, BCPEN, CompTIA CySA+, PenTest+, (ISC)2 CISSP, CSSLP
  • Experience with common offensive security tools and methodologies (e.g., Metasploit, Nmap, Burp Suite, Cobalt Strike)
Posted 2026-03-16

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