Sr JCDC Cyber Triage Analyst with Security Clearance

Job Title: Senior JCDC Cyber Triage Analyst Location: Arlington, VA (Onsite) Clearance: Active TS/SCI Clearance Required Company: Quantum Science Solutions (QSS) Compensation: Open Rate Position Overview Quantum Science Solutions (QSS) supports a U.S. Government customer providing cyber incident response and threat hunting capabilities to protect federal agencies, state and local governments, and critical infrastructure. We are seeking a Senior JCDC Cyber Triage Analyst to perform advanced threat intelligence analysis, handle complex cyber threat assessments, mentor junior analysts, and coordinate with government and interagency partners. This role requires strong technical analysis, threat intelligence, and communication skills to support national cyber defense operations.

Key Responsibilities • Conduct advanced triage and analysis of complex cyber threats, incidents, and Indicator of Compromise (IOC) packages. • Serve as a technical escalation point for challenging or high-severity threat assessments. • Enrich IOCs using classified and unclassified intelligence sources. • Coordinate with FBI, NSA, USCYBERCOM, and other interagency partners on threat assessments. • Mentor junior and mid-level analysts and conduct quality reviews of analytical products. • Develop and improve triage playbooks, analytical tradecraft, decision matrices, automation, and threat detection processes. • Prepare threat assessments and intelligence briefs for JCDC leadership and partner organizations. • Identify emerging campaigns and threat actor activity across multiple threat reports. • Participate in interagency working groups and coordinate with critical infrastructure partners. • Support after-hours on-call rotations for critical incidents and contribute to operational planning.

Mandatory Skills • U.S.

Citizenship. • Active TS/SCI clearance. • Ability to obtain Department of Homeland Security (DHS) Suitability. • Five (5) to seven (7) years of progressive experience in threat intelligence, SOC operations, cyber incident response, or a related cybersecurity discipline. • Expertise in malware analysis, threat actor attribution, and cyber campaign analysis. • Advanced experience with Threat Intelligence Platforms (TIPs), SIEM tools, and analytical frameworks. • Deep knowledge of MITRE ATT&CK and intelligence-driven cyber defense. • Experience coordinating with federal agencies and managing complex stakeholder relationships. • Strong understanding of critical infrastructure and sector-specific cyber threats. • Strong analytical writing and briefing skills for technical, non-technical, and senior leadership audiences. • Ability to work collaboratively across multiple physical locations.

Preferred Skills • Prior federal cybersecurity experience supporting CISA, FBI, NSA, DoD, or similar organizations. • Experience with the CISA National Cyber Incident Scoring System (NCISS). • Knowledge of cyberattack stages, vulnerabilities, Computer Network Defense (CND), and operational threat environments. • Knowledge of system and application security threats, vulnerabilities, and common attack techniques. • Experience with threat hunting and proactive threat detection. • Knowledge of foreign adversary cyber capabilities and the geopolitical threat landscape. • Published threat intelligence research or contributions to the security community. • Familiarity with Privacy Act and government information-handling requirements.

Education Bachelor's degree in Computer Science, Cybersecurity, Computer Engineering, or a related technical discipline. OR High School Diploma with seven (7) or more years of directly relevant technical experience. Master's degree preferred. Desired Certifications • CISSP, GCTI, GCFA, GREM • Similar advanced cybersecurity or threat intelligence certifications Why QSS? At QSS, you'll support mission-critical cybersecurity operations protecting federal agencies and critical infrastructure while working alongside experienced cybersecurity professionals and government partners.

Benefits Include: • Competitive compensation with annual performance bonuses • Premium Medical, Dental & Vision coverage • Generous PTO plus Federal Holidays • 401(k) with company match