Tier 3 Cybersecurity Analyst

ActioNet Inc

DC

JOB DETAILS
SALARY
$130,000–$170,000 Per Year
SKILLS
Analysis Skills, Automation, CISA - Certified Information Systems Auditor, Cloud Computing, Cyber Threat Hunting, FISMA - Federal Information Security Management Act, Forensic Science, Hunting, Incident Response, Information Technology & Information Systems, Intel Product Family, Internet Security, Intrusion Detection Systems, Intrusion Detection and Prevention (IDP), Malware Analysis, Mentoring, Network Performance/Analysis, Network Traffic Analysis, Operational Audit, Scripting (Scripting Languages), Security Attacks, Security Information and Event Management (SIEM), Technical Leadership, U.S. National Institute of Standards and Technology (NIST), Use Cases
LOCATION
DC
POSTED
30+ days ago

Description

Tier 3 Cybersecurity Analyst

Location: Rockville, MD

Position Overview

The Tier 3 Cybersecurity Analyst serves as a senior technical leader within the SOC, responsible for advanced threat detection, incident response, threat hunting, and forensic analysis. This role operates at the core of the intelligence-driven SOC model, fusing multi-source data to identify, analyze, and mitigate sophisticated cyber threats impacting Agency systems.

Salary $130k-170K

Key Responsibilities

  • Lead advanced incident detection, response, and escalation support for high-severity cyber events.
  • Perform proactive threat hunting using behavioral analytics, SIEM correlation, and threat intelligence.
  • Conduct deep-dive forensic investigations, including host, network, and malware analysis.
  • Correlate data across SIEM, endpoint, network, cloud, and threat intel sources to identify attack patterns.
  • Develop and refine detection rules, analytics, and SIEM use cases to improve alert fidelity.
  • Provide technical mentorship and guidance to Tier 1 and Tier 2 analysts.
  • Integrate cyber threat intelligence with operational analysis, including nation-state and advanced persistent threat (APT) activity.
  • Support M-21-31 logging maturity initiatives, including log validation, correlation, and visibility improvements.
  • Contribute to automation and detection engineering efforts (scripts, playbooks, orchestration).
  • Collaborate with federal stakeholders (e.g., CISA, US-CERT) during major incidents.

Required Qualifications

  • Bachelors degree in cybersecurity, IT, or related field.
  • 8+ years of experience in incident response, threat hunting, malware analysis, or cyber forensics.
  • Deep expertise in:
  • SIEM platforms and log analysis
  • Network traffic and packet analysis
  • Intrusion detection/prevention systems
  • Malware analysis (static/dynamic)
  • Experience with threat intelligence integration and analysis.
  • Strong knowledge of NIST, FISMA, EO 14028, and M-21-31 logging requirements.

Key Competencies

  • Analytical depth and critical thinking
  • Advanced cyber threat detection
  • Mentorship and technical leadership
  • Cross-domain data correlatio

About the Company

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ActioNet Inc