Cyber Threat Hunter (TS/SCI Clearance Required)

Trellix; Columbus (OH); Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Retirement Plans

Medical, Dental and Vision Coverage

Paid Time Off

Paid Parental Leave

Support for Community Involvement

Job summary

Trellix is seeking a Cyber Threat Hunter for a remote US-based role in a classified environment. You will lead threat hunting and incident response efforts, deliver detailed reports, and drive engagement with clients and internal teams.

Strong TS/SCI clearance is required, with up to 25% travel and extensive collaboration with security operations and architecture teams. The role emphasizes threat analysis, endpoint security, scripting, and engagement leadership across Windows, macOS, and Linux

Qualifications

• Understanding of cyber threats, attack vectors, detection capabilities and countermeasures.
• Experience in a Security Operations Center to monitor alerts and remediate issues preferred.
• Knowledge of incident management processes for threats and vulnerabilities.
• Experience creating Threat Hunting plans, briefings and reports.
• Analyze configurations for vulnerabilities and assist in malware removal.
• Deep knowledge of Trellix Endpoint Security, ENS, DXL, DLP and related tools.
• Experience with Windows, Mac, Linux OS and application hardening.
• Scripting in Python, PowerShell, Go, or C# is preferred.
• Experience with API integrations for SIEM/SOAR/XDR platforms.
• Active DoD 8570/8140 compliant cybersecurity certification (if applicable).

Responsibilities

• Manage and perform client work related to our product services.
• Create end-of-engagement reports detailing findings and analysis.
• Develop and maintain intellectual capital for Solution Services around product lines.
• Identify and implement process improvements.
• Maintain technical proficiency through training.
• Identify and develop new clients and expert services engagements.
• Provide knowledge sharing within the Solution Services team.
• Mentor peers in new techniques and tools; deliver training as needed.
• Interact with managers and support cost/schedule monitoring and invoicing.
• Participate in sales and proposal activities when required.

Skills

Threat hunting

Security operations

Incident management

Network traffic analysis

Scripting (Python, PowerShell, Go, C#)

Education

BA/BS +4 years relevant experience

Tools

SIEM

SOAR

XDR

VMware/Nutanix

Microsoft SCCM

Job description

Remote United States

Full time

JR0038010

Cyber Threat Hunter (TS/SCI Clearance Required)

About Trellix

Trellix is a global cybersecurity leader helping organizations build cyber resilience for the AI era. Combining AI-native security, operational threat intelligence, and automated detection and response, Trellix provides defense-grade protection at machine speed across on-premises, air-gapped, operational technology, hybrid, and cloud environments. Trellix helps customers anticipate threats, scale effective security operations, maintain business continuity, and adapt their security posture for the modern threat landscape. Working with a broad partner ecosystem and global intelligence collaborators, Trellix helps strengthen the collective defense against cybercriminals and state-sponsored attacks. At Trellix, we empower professionals at all career stages to expand their technical expertise, lead strategic initiatives, and make a tangible global impact. Whether you are an industry pioneer or an emerging specialist, Trellix provides the tools and opportunities to enhance and expand your skill set. Join our mission to scale AI-driven cyber defense alongside an AI-accelerated threat landscape, and help build a safer, more resilient future. More at https://trellix.com .

Role Overview:

This is a Full time onsite role at Fort Shafter, Hawaii 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 Shafter, HI

Clearance Required: TS/SCI

Up to 25% Travel Required

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, PowerShell, 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 industry-standard security best practices, software controls and other necessary changes to promote a higher level of information security practices.

• Author formal reports, architecture designs, optimization guides, and best-practice white papers covering a variety of security topics.

• Participate in conference calls, onsite meetings and roundtables with customers, sales, internal product development and support to gather data, scope new and existing work, evaluate or suggest new product features and assist in resolving existing product issues.

• Recognize and generate potential product and consulting services sales leads when appropriate and necessary.

• Detailed understanding of the TCP and IP protocol suites and ability to dissect and explain the contents of traffic and packets.

• Experience with configuration of debugging, event generation, and logging functionality within the application and operating systems, using Syslog or flat-file generation.

• 5+ years of Threat Hunting experience or similar Federal Government Enterprise capability

• Currently hold an adjudicated Secret Clearance and qualify for a TS/SCI clearance

• BA/BS +4 years recent specialized or AA/AS +6years recent specialized or a major cert + 8 years recent specialized

• Active DoD 8570 or DoD 8140 compliant cybersecurity certification

• Advanced Proficiency in Microsoft Office Suite products (Word, Excel, PowerPoint)

• Knowledge of DoD IT RMF, USCYBERCOM, IC and JFHQ-DoDIN

• Proficiency with Microsoft SCCM and/or other automatic reporting tools

• Adaptable to changing circumstances and operational needs

• Understanding of Department of Defense Military and Federal Government Agency standards

• Experience with Federal Government and DoD IT security requirements

Company Benefits and Perks:

We believe that the best solutions are developed by teams who embrace each other's unique experiences, skills, and abilities. We work hard to create a dynamic workforce where we encourage everyone to bring their authentic selves to work every day. We offer a variety of social programs, flexible work hours and family-friendly benefits to all of our employees.

• Retirement Plans

• Medical, Dental and Vision Coverage

• Paid Time Off

• Paid Parental Leave

• Support for Community Involvement

We're serious about our commitment to a workplace where everyone can thrive and contribute to our industry-leading products and customer support, which is why we prohibit discrimination and harassment based on race, color, religion, gender, national origin, age, disability, veteran status, marital status, pregnancy, gender expression or identity, sexual orientation or any other legally protected status.

Our Commitment to You:

At Trellix, we are committed to creating a safe and trustworthy experience for our customers, employees, and candidates. Please be aware that fraudulent recruiting activity can occur through fake job postings or impersonated communications.

Trellix conducts interviews through professional channels only and does not use text messages, instant messaging, or group chats for interviews. We will never request sensitive personal information - such as your date of birth, Social Security number, or national ID number - during the interview process.

Trellix also does not require candidates to pay fees, purchase products or services, or process payments of any kind as part of the recruiting or hiring process. And Trellix will never keep any original work authorization documents that we may be required to review during the hiring process.