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Cyber Threat Hunter; TS​/SCI Clearance Required

Job in Fairfax, Fairfax County, Virginia, 22032, USA
Listing for: 109 Trellix Public Sector LLC
Full Time position
Listed on 2026-10-10
Job specializations:
  • IT/Tech
    Cybersecurity
Salary/Wage Range or Industry Benchmark: 120000 - 160000 USD Yearly USD 120000.00 160000.00 YEAR
Job Description & How to Apply Below
Job Title:

Cyber Threat Hunter (TS/SCI Clearance Required)

About Trellix Trellix is a global company redefining the future of cybersecurity. The company's comprehensive, open, and native cybersecurity platform helps organizations confronted by today's most advanced threats gain confidence in the protection and resilience of their operations. Trellix, along with an extensive partner ecosystem, accelerates technology innovation through artificial intelligence, automation, and analytics to empower over 50,000 business and government customers with responsibly architected security.

More at

Role Overview

This is a Full time onsite role at Fort Belvoir, VA in a classified environment. You will be responsible for developing and delivering detailed IT solutions through consulting project activities from client identification through to final invoicing. You will work on complex problems where analysis of situations or data requires an in-depth evaluation of various factors. You will exercise judgment within broadly defined practices and policies in selecting methods, techniques, and evaluation criteria for obtaining results.

Work leadership may be provided by assigning work and resolving problems. As a Professional Services consultant, you will be responsible for consulting project activities from project initiation through project completion and final invoicing. A Professional Services consultant is expected to interface with internal and external customers and is expected to develop professional relationships that will enable them to achieve their goals.

Role

Requirements

Location:

Fort Belvoir, VA

Clearance Required:

TS/SCI

About the role

Among the tasks that a PS consultant will be expected to deliver, are:

  • Manage and perform client work, related to our product service's offerings.
  • Create end of engagement reports describing engagement findings and analysis work.
  • Help develop and maintain intellectual capital within Solution Services around our product line.
  • Help identify and implement improvements in existing processes and procedures.
  • Maintain technical proficiency through self-training or formal training.
  • Help identify and develop new clients and expert services engagements.
  • Provide knowledge sharing throughout the Solution Services team.
  • Mentor consultant peers in new techniques, tools and other job skills.
  • Deliver training when required.
  • Possible helping update and/or create training course material.
  • Interaction with company and client managers and cost/schedule monitoring and estimating, proposal generation and invoicing.
  • May participate in sales and proposal presentations in addition to completing ongoing team account activities.
About You
  • Understanding of cyber threats, attack vectors, detection capabilities, and associated countermeasures
  • Experience working in a Security Operations Center to monitor security alerts, respond and remediate detected issues is preferred
  • Clear understanding of organizational Incident Management processes in relation to threats and vulnerabilities
  • Knowledge and experience creating detailed Threat Hunting plans, briefings and reports.
  • Analyze configurations for vulnerabilities, recommend mitigations, use network tools to assess risks, and assist in malware removal during incidents.
  • Maintain a deep knowledge of Trellix Endpoint Security, Application Control/Change Control, ENS, TIE, DXL, DLP, HX, IVX.
  • Experience in Windows, Mac, Linux OS and application hardening, including understanding artifacts and behaviors.
  • Experience with one or more scripting languages:
    Python, Power Shell, Go, C#, other command line scripting or similar is preferred.
  • You may have experience scripting API integrations with response and orchestration tools like SIEM, SOARs and/or XDR platforms
  • Experience with a SIEM tool and working with SIEM Analyst.
  • Experience with event correlation and analysis.
  • Demonstrated technical proficiency in cybersecurity operations, cybersecurity engineering, systems engineering
  • Experience with Virtualization (VMWare, Nutanix, etc.) and Cloud Services [i.e., AWS, Azure]) and enterprise networks.
  • Characterize and analyze network traffic to identify anomalous activities or potential threats using packet-level and protocol analysis tools.
  • Deliver onsite and remote security application/endpoint protection designs, implementations, training, and knowledge transfer for a wide variety of customers.
  • Be able to identify gaps in application and network security architecture and recommend strategies using a combination of…
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