Sr. Solutions Consultant (Endpoint - TS/SCI Cleared)

Location: Washington, DC, USA Position Type: Full-Time Clearance Requirement: Active TS/SCI Security Clearance (Required) 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. Join our mission to scale AI-driven cyber defense alongside an AI-accelerated threat landscape, and help build a safer, more resilient future. As a Sr. Solution Consultant within the Trellix Professional Services team, you will serve as a premier cybersecurity Subject Matter Expert (SME) dedicated to supporting a critical U.S. Public Sector customer in Washington, DC. You will act as a trusted advisor, leading the customer through their journey to build, operationalize, and maintain robust cybersecurity defense postures. The focus of this high-impact role is the engineering, operation, tuning, and lifecycle management of Trellix's core endpoint security suite: Endpoint Security (ENS), Endpoint Detection & Response (EDR), and Data Loss Prevention (DLP), all managed via ePolicy Orchestrator (ePO). You will be directly responsible for the overall customer experience and the successful service delivery within the customer's highly secure environment.

Key Responsibilities: Serve as the primary technical point of contact and authority for the deployment, architecture, tuning, and administration of Trellix ENS, EDR, and DLP suites. Lead the installation, configuration, standard daily operation, upgrade cycles, and maintenance of all Trellix endpoint security infrastructure on-premises and in cloud/virtual environments. Actively monitor, analyze, and tune ENS policies, EDR threat rules, and DLP prevention/monitoring policies to minimize false positives while maintaining a strict, aggressive security posture against advanced persistent threats (APTs).Build and maintain strong, collaborative relationships with key stakeholders and system owners, translating complex technical requirements into operational security outcomes. Perform routine system health checks, troubleshoot agent-to-server communication issues, resolve technical anomalies, and provide deep-dive analysis of security alerts or system failures. Develop, update, and maintain comprehensive technical documentation, including System Configuration Guides, Standard Operating Procedures (SOPs), and operational playbooks. Conduct knowledge-transfer sessions for the customer's security operations center (SOC) and admin teams. Partner with customer leadership to define technical project plans, schedules, and roadmap strategies for upcoming security modernizations and endpoint agent rollouts.

Minimum Qualifications: Must hold an active, verifiable TS/SCI security clearance. (U.S. Citizenship is required).5+ years of hands-on experience in a systems engineering, cybersecurity operations, or professional services consulting capacity. Direct, advanced administrative experience with Trellix ePolicy Orchestrator (ePO) and Trellix Endpoint Security (ENS).Demonstrated experience configuring and managing enterprise-class Data Loss Prevention (DLP) rule sets and Endpoint Detection & Response (EDR) platforms (preferably Trellix).Proficiency in Windows and Linux operating systems administration, Active Directory/GPO management, and a strong understanding of network security protocols.

Preferred Qualifications: Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related technical discipline (or equivalent experience).DoD 8570/8140 compliance certifications (e.g., Security+, CISSP, or CEH Certifications).Experience working within large-scale virtualization environments (VMware vSphere/ESXi) and public cloud architectures (AWS, Azure).Exceptional verbal and written communication skills, with the ability to confidently present technical briefs to senior leadership.