Endpoint Security Solutions (ESS) Engineer

PreSales Collective; Pensacola (FL); On-site; USD 105,000 - 110,000; Full time

Job summary

PreSales Collective in Pensacola, FL seeks a Senior Endpoint Security Suite (ESS) Administrator to lead Trellix/McAfee ePO across enterprise environments. You will design, install, and sustain ePO components, enforce STIGs, manage policy performance, and coordinate security controls with Data Loss Prevention and Threat Prevention modules.

The role is on-site Monday–Friday, with direct interaction with senior leadership to provide real-time compliance dashboards and endpoint defense posture

Qualifications

• Minimum 5 years hands-on Trellix/McAfee ePO experience.
• Experience installing and configuring ePO servers and DB connections.
• Experience with Solidcore Application Control in both modes.
• Familiarity with DLP endpoints and threat prevention modules.
• Knowledge of DISA STIGs and DoD compliance basics.

Responsibilities

• Install, configure, and sustain Trellix/McAfee ePO across enterprise environments.
• Design robust ePO architecture, repository replication, and client deployment.
• Develop and tune host security policies balancing security and performance.
• Plan and manage Solidcore integration and change control parameters.
• Design, deploy, and monitor DLP policies and threat prevention tactics.
• Apply STIGs across ePO hierarchy and endpoints; deploy RSD sensors.
• Query SQL Server; troubleshoot ePO DB sync and generate dashboards.

Skills

ePO expertise

Policy management

Threat prevention

Education

High school diploma

Tools

Microsoft SQL Server

Solidcore

ePO

Job description

Senior Endpoint Security Suite (ESS) Administrator

Our team supporting the Department of War mission has an immediate need for a Senior Endpoint Security Suite (ESS) Administrator with demonstrated experience in installing, configuring, and sustaining Trellix/McAfee ePolicy Orchestrator (ePO) across complex enterprise environments. Operating in this critical role, you will ensure the operational readiness, security compliance, and robust endpoint defense postures for our global shore enclaves and tactical networks.

On-Site Requirement: This is not a Remote/Hybrid position. Candidates are expected to report to the office daily M-F.

Job Description

• Dedicated ESS/HBSS Expertise: Minimum of 5 years of direct, hands-on engineering experience explicitly focused on Trellix/McAfee ePolicy Orchestrator (ePO) and associated Endpoint Security (ENS) modules, encompassing site system installation, database management, and host-level security policy creation.
• ESS Infrastructure Installation & Architecture: Direct, hands-on responsibility for designing, planning, installing, and configuring Trellix/McAfee ePolicy Orchestrator (ePO) application servers, agent handlers, and database connections. Architect robust repository replication schemes and client deployment tasks designed to handle low-bandwidth, disconnected, or afloat network topologies.
• Sustainment & Policy Management: Build, maintain, and sustain the ESS infrastructure through regular lifecycle upgrades, extension updates, and database maintenance. Create, test, and continuously tune host-based security policies across the enterprise to balance stringent security controls with system operational performance.
• Application & Integrity Control (Solidcore): Plan, configure, and maintain Application Control (Solidcore) in both observation and enforcement modes. Manage dynamic whitelisting, establish trusted execution chains, and configure change control parameters to block unauthorized binaries and scripts.
• Data Protection & Threat Prevention: Design, deploy, and monitor Data Loss Prevention (DLP) Endpoint policies to prevent unauthorized data exfiltration. Configure, deploy, and sustain legacy Enterprise Virus Scan Engines and modern Threat Prevention modules, host-based Firewalls, and Web Control.
• Security, RSD, & Compliance: Implement and enforce DISA Security Technical Implementation Guides (STIGs) across the ePO hierarchy and managed client endpoints. Deploy and manage Rogue System Detection (RSD) sensors and policies to immediately detect, alert, and mitigate unauthorized assets connecting to the network.
• Database & Compliance Reporting: Leverage relational database knowledge to directly interface with Microsoft SQL Server. Write custom SQL queries to troubleshoot ePO database synchronization issues, perform performance tuning, and generate real-time compliance dashboards for senior leadership.

Job Requirements

• High school diploma or equivalent
• Active Secret Clearance

Certification Requirements

• Security+ or equivalent
• DoD Endpoint Security Solutions (ESS) Administrator 201 (formerly HBSS) or higher

The anticipated salary range for this role is $105,000 to $110,000 annually. The anticipated salary range for this position is provided in accordance with applicable pay transparency laws. The final starting salary will be determined based on a variety of job-related factors, including the selected candidate's qualifications, skills, relevant experience, education, certifications, and work location (where applicable), as well as internal equity and market considerations.

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