Sr Cyber Threat Intelligence Analyst (TS/SCI Clearance Required)

109 Trellix Public Sector LLC; Fairfax (VA); On-site; USD 120,000 - 170,000; 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 Sr Cyber Threat Intelligence Analyst for an onsite role at Fort Belvoir, VA in a classified environment. You will operate as a specialized intelligence analyst embedded in the client’s security operations, delivering actionable intelligence to defend critical government networks.

Expect collaboration with customers to enhance cyber threat intelligence through Trellix tools and data. The role requires TS/SCI clearance, 5+ years of defense intelligence experience, and a strong

Qualifications

• Minimum 5+ years of intelligence gathering, analysis, and reporting in military or defense environments.
• Deep expertise in structured analytic techniques and avoiding cognitive biases in high-stakes contexts.
• Strong background in XDR/EDR, endpoint security tools, threat hunting, and malware analysis.
• Experience with SIEM tools and event correlation is required.
• Familiarity with MITRE ATT&CK/D3FEND, Cyber Kill Chain, and the Diamond Model.
• Must hold or be willing to obtain 8140 IAT III and 8140 IASAE II certifications.
• Education: BA/BS +4 years or AA/AS +6 years or a major cert + 8 years of specialized experience.

Responsibilities

• Lead project activities across the full delivery lifecycle, overseeing cost, schedule, scope, and client invoicing.
• Build professional relationships across client organizations for strategic alignment and success.
• Produce end-of-engagement reports with analytical findings, assessments, and remediation recommendations.
• Contribute to sales by developing proposals and identifying growth opportunities with clients.
• Collaborate with mission partners to define Intelligence Requirements and address gaps.

Skills

Threat intelligence analysis

Structured analytic techniques

XDR/EDR security

Threat hunting

Malware analysis

SIEM tools

MITRE ATT&CK/D3FEND

Cyber Kill Chain

Diamond Model

Education

BA/BS +4 years or AA/AS +6 years

Tools

SIEM

EDR/XDR

Job description

Job Title: Sr Cyber Threat Intelligence Analyst (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 Belvoir, VA in a classified environment. You will serve as a specialized Cyber Threat Intelligence Analyst embedded within the client’s security operations, dedicated to the protection of government closed and restricted networks. Unlike commercial or public infrastructure environments, this role operates entirely within high-security environments, delivering actionable intelligence to support the defense of critical mission assets. The Cyber Threat Intelligence Analyst will collaborate with customers to enhance their cyber threat intelligence capabilities by leveraging the experience, knowledge, tools, and data of the Trellix cyber defense enterprise. The role is responsible for delivering cyber threat intelligence services, which include knowledge of sophisticated threat actors and associated tactics, techniques, and procedures, along with research, collection, analysis, and reporting of finished intelligence. The role will support customer security operations including planning and risk assessment, vulnerability assessment, 24x7x365 monitoring, and incident response. You will integrate directly with the client’s operations‑intelligence cycle, functioning as a primary technical advisor to ensure that cyber threat intelligence is effectively injected into the network defense architecture.

Location: Fort Belvoir, VA
Clearance Required: TS/SCI
Workplace Type: Onsite
Up to 25% Travel Required

About the role:

• Engagement Lifecycle & Account Management Lead project activities across the full delivery lifecycle, overseeing cost estimation, schedule monitoring, scope execution, and client invoicing.
• Cultivate professional relationships across client organizations to ensure strategic alignment and project success.
• Author detailed end-of-engagement reports summarizing analytical findings, technical assessments, and remediation recommendations.
• Participate in sales efforts by developing proposals, presenting solution capabilities, and identifying growth opportunities with new and existing clients.

Threat Intelligence & Network Defense

• Conduct all-source threat analysis using structured analytic techniques- such as Analysis of Competing Hypotheses (ACH) and Gap Analysis to evaluate threat actor motivations, intent, and capabilities.
• Monitor closed and restricted networks for anomalies, correlating indicators of compromise (IOCs) with adversarial tactics, techniques and procedures (TTPs) to support SOC teams during incident response.
• Knowledge in Threat Landscape Management.
• Continuously map global cyber activity against geopolitical events to deliver tailored defense strategies aligned with the client’s risk profile.

Operational Integration & Client Advisory

• Collaborate with mission partners to define Intelligence Requirements (IRs), address intelligence gaps, and align threat research with strategic priorities.
• Deliver written intelligence reports and conduct briefing presentations for diverse audiences rangingGeneral/Flag Officers, SES/SIS, and C-Suite.

Practice Growth & Mentorship

• Identify opportunities to optimize existing operational processes, analytical workflows, and delivery methodologies.
• Mentor peer consultants, lead knowledge-sharing sessions, and assist in creating or updating training materials.
• Maintain advanced technical proficiency through formal training and self-directed skill development.

Required Qualifications:

• Experience: Minimum 5+ years of intelligence gathering, analysis, and reporting experience within military or defense environments.
• Analytical Proficiency: Deep expertise in structured analytical techniques and a demonstrated ability to avoid cognitive biases in high-stakes environments.
• Technical Expertise: Strong background in XDR/EDR, endpoint security tools, threat hunting, and malware analysis.
• Experience with SIEM tools and event correlation is required.
• Framework Familiarity: Proficiency with industry standards, including MITRE ATT&CK/D3FEND, the Cyber Kill Chain, and the Diamond Model.
• Certifications: Must hold or be willing to obtain 8140 IAT III and 8140 IASAE II certifications.
• Education: BA/BS +4 years recent specialized or AA/AS +6years recent specialized or a major cert + 8 years recent specialized

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.

• 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.

At Trellix, we are committed to creating a safe and trustworthy experience for our customers, employees, and candidates.