Threat Hunter with Security Clearance

VTG; Fairfax (VA); On-site; USD 130,000 - 175,000; Full time

Job summary

VTG Byte Systems, a subsidiary of VTG, is seeking a Threat Hunter to proactively detect, investigate, and mitigate cyber threats within a large enterprise environment. This role emphasizes hypothesis-based threat hunting (HMM-4) aligned with the Mitre ATT&CK framework, and collaboration across endpoint, network, threat intelligence, cloud, and data science teams.

The candidate will develop and refine hypotheses, collect and analyze security event data from logs, alerts, and telemetry, and

Qualifications

• Minimum 3 years of experience as a cyber security analyst, incident responder, or closely related cyber security discipline.
• 4-6 years of experience desired.

Responsibilities

• Conduct proactive threat hunting using HMM-4 and Mitre ATT&CK.
• Develop hypotheses for targeted threat hunts using threat intel and data.
• Coordinate with teams to collect and analyze security events from logs, alerts, traffic, and endpoint telemetry.
• Use SIEM/EDR and other tools to identify IOCs and anomalies.
• Analyze threats, assess impact, and propose mitigations and remediation.

Skills

Hypothesis-based hunting (HMM-4)

Mitre ATT&CK framework

Analytical thinking

Communication skills

Problem-solving

Education

Certifications (GCIH, CTIA, CThH)

Tools

SIEM platforms

EDR solutions

Network traffic analysis tools

AWS

Azure

Job description

Responsibilities

Overview Byte Systems, a subsidiary of VTG, is seeking a Threat Hunter. As a Cyber Threat Hunter, you will be responsible for proactively detecting, investigating, and mitigating cyber threats within our large enterprise environment. Your primary focus will be on hypothesis-based threat hunting utilizing the HMM-4 approach and leveraging the Mitre ATT&CK framework. You will collaborate closely with cross-functional teams, including endpoint, network, offensive, threat intelligence, cloud, and data science experts, to identify, analyze, and respond to emerging threats. What will you do? Key responsibilities include:

• Conduct proactive threat hunting using the HMM-4 approach and Mitre ATT&CK framework.
• Develop and refine hypotheses for targeted threat hunts based on threat intelligence, internal data, and analysis of attacker tactics, techniques, and procedures (TTPs).
• Collaborate with internal teams to collect and analyze security event data from various sources, such as logs, alerts, network traffic, and endpoint telemetry.
• Utilize cutting-edge tools and technologies to identify indicators of compromise (IOCs) and anomalies that may indicate potential threats.
• Perform in-depth analysis of identified threats, assess their impact, and recommend appropriate mitigation and response strategies.
• Document investigative objectives and progress throughout threat hunt. Produce detailed reports and provide clear and concise communication on findings, to include root cause analysis and recommendations for remediation and risk mitigation. Propose enhanced detections where possible defensive gaps are identified.
• Stay up to date with the latest cyber threats, attack techniques, and security technologies through continuous learning and knowledge sharing. Do you have what it takes? * Minimum of 3 years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. 4-6 years of experience desired.
• Professional Experience: Minimum of 3 years of experience as a cyber security analyst, incident responder, or other closely related cyber security discipline. 4-6 years of experience desired
• Methodological Expertise: Strong proficiency in hypothesis-based hunting (HMM-4), the Mitre ATT&CK matrix, and mapping adversary TTPs to observed activities.
• Technical Toolset: Hands-on proficiency with SIEM platforms, EDR solutions, network traffic analysis tools, and a deep understanding of cloud environments (AWS, Azure, etc.).
• Analytical & Communication Skills: Exceptional problem-solving skills in high-pressure situations, with the ability to translate complex technical findings for both technical and non-technical audiences.
• Education & Certification: Relevant industry certifications (e.g., GCIH, CTIA, or CThH) and a solid foundation in network protocols and endpoint security. Pay Range: VTG's estimated starting pay range is $130,000-$175,000 annually, which is a general guideline for the geographic location. When extending an offer, VTG also considers work experience, education, skill level, market considerations and may possibly include contractual requirements which may cause an offer to fall outside of this range.