Cybersecurity Analyst - Master; TS​/SCI

JCS Solutions is seeking an experienced Cybersecurity Analyst
- Master to support Defensive Cyber Operations (DCO) and Security Operations Center (SOC) activities on a mission-critical Department of Defense program. The successful candidate will serve as a senior cybersecurity professional responsible for advanced threat detection, incident analysis, SIEM operations, and coordination of cyber response activities across enterprise environments.

This role requires deep expertise in cybersecurity operations, enterprise SIEM platforms, incident response, and cyber defense methodologies. The Cybersecurity Analyst
- Master will provide technical leadership, oversee junior analysts, and brief senior leadership on cyber threats, incident activity, and operational readiness.

Alexandria, VA (Mark Center)

TS/SCI

$ - $

Active DoD 8140/8570 IAT Level II certifications

Tuesday through Saturday, 6:00 AM to 2:00 PM ET

• Join a premier technology firm specializing in innovative solutions.
• Be part of a collaborative, inclusive, and innovative work culture.
• Enjoy tremendous growth potential in a high-performing team environment.
• A robust benefits package:
  • Health, dental, and vision insurance
  • Life insurance
  • Short-and-long term disability
  • Paid time off (PTO)
  • 401k retirement plan with employer match
  • Annual Professional Development Reimbursement Program
  • And more!

• Monitor, investigate, and analyze security events across enterprise environments.
• Lead incident response and cyber defense activities in support of DCO operations.
• Coordinate and prioritize cyber response actions among SOC personnel.
• Provide technical leadership and mentorship to junior and mid-level cybersecurity analysts.
• Conduct advanced threat analysis and triage malicious activity.
• Develop recommendations for security tool configuration, tuning, and countermeasures.
• Review and validate reports, analyses, and communications developed by cybersecurity team members.
• Correlate threat intelligence, security alerts, logs, and forensic artifacts to identify indicators of compromise.
• Develop and deliver briefings to senior government and contractor leadership.
• Support continuous monitoring and cybersecurity operations in a fast-paced mission environment.
• Ensure compliance with DoD cybersecurity policies, procedures, and reporting requirements.

• Active TS/SCI Clearance.
• Minimum 10 years of cybersecurity experience.
• Extensive experience supporting Security Operations Centers (SOC), Cyber Defense Operations, Incident Response, or Defensive Cyber Operations (DCO) environments.
• Demonstrated experience with enterprise SIEM architecture, administration, engineering, and operations.
• Experience leading teams and coordinating cyber response efforts.
• Strong written and verbal communication skills with the ability to brief senior leadership.
• Experience conducting advanced security event analysis and threat investigations.

• Must possess DoD 8140 certifications applicable to the assigned role, including:
  • IAT Level II Certification
  • CSSP Incident Responder (CSSP-IR) Certification
  • Examples may include:
    • Security+
    • CySA+
    • GCIH
    • GCIA
    • CISSP
    • CASP+

• Prior experience supporting DISA, DODIN, CSSP, or enterprise DCO operations.
• Experience with Splunk, Elastic, Arc Sight, Microsoft Sentinel, QRadar, or similar SIEM solutions.
• Experience with threat hunting, malware analysis, and digital forensics.
• Knowledge of MITRE ATT&CK methodologies and modern threat actor TTPs.

JCS Solutions (JCS) is a premier technology firm providing innovative solutions and high-quality services in defense, national security, and civilian sectors. JCS offers enterprise-wide solutions including cloud computing, software development, cybersecurity, digital modernization, and management consulting for the federal government. At JCS, we elevate our customers’ mission through the application of technology and professional services. Our commitment to investing in our workforce drives innovation and progress for our clients, employees, and communities.

JCS is both a Great Place to Work and a Top Places to Work certified company.

Our employees embody our core values, and we are looking for others who do too!

• Customer
  
  Experience:
  
  Strive for excellence and delight our clients
• Innovation: Embrace creative thinking to enable continual growth and powerful solutions
• Accountability: Take ownership of and pride in our actions and…