Endpoint Security Engineer - Threat & Compliance Lead

ManTech; Florida; On-site; USD 110,000 - 140,000; Full time

Job summary

MANTECH seeks an Endpoint Security System Administrator in Doral, FL to lead ESS/HBSS administration, policy enforcement, and incident response within a security-conscious enterprise. The role emphasizes cross-functional collaboration and ongoing improvements to security baselines.

Ideal candidates bring DoD-like experience, active TS clearance, and strong Trellix/ePO expertise, with a focus on patching, compliance, and secure configurations.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field with 5+ years of experience in systems or security administration.
• OR a master’s degree and 3+ or more years of relevant experience
• OR an associate’s degree and 7+ or more years of relevant experience
• OR a high school diploma and 9+ or more years of relevant experience
• Proven experience administering Trellix/McAfee Enterprise Security System (ESS/HBSS) policies, modules, and ePolicy Orchestrator (ePO).
• Strong background in endpoint protection, host intrusion prevention, rogue system detection, and security compliance auditing.
• Experience maintaining baseline configurations, patch management schedules, and security event logs.
• Experience creating, maintaining, and communicating complex technical documentation and security administration workflows.

Responsibilities

• Installing, configuring, maintaining, and administering Enterprise Security System (ESS/HBSS) modules and endpoint security capabilities.
• Managing endpoint policy enforcement, agent deployments, vulnerability scanning, and security baseline compliance across enterprise systems.
• Conducting routine system troubleshooting, event monitoring, threat detection, and incident response coordination.
• Maintaining system baselines, agent software repositories, and configuration management controls for security tools.
• Collaborating with cross-functional technical teams, systems administrators, and cybersecurity leadership to optimize network defense.
• Performing security updates, system patches, engine upgrades, and baseline verification across physical and virtual assets.
• Recommending and implementing continuous process improvements to streamline ESS management and operational security.

Skills

Endpoint protection

Policy enforcement

Incident response

Documentation

Education

Bachelor's or higher in CS/IT/Cybersecurity

Master's degree + 3+ years experience

Associate's degree + 7+ years experience

High school diploma + 9+ years experience

Tools

Trellix/McAfee ESS/HBSS

ePolicy Orchestrator (ePO)

Job description

MANTECH seeks an Endpoint Security System Administrator in Doral, FL to lead ESS/HBSS administration, policy enforcement, and incident response within a security-conscious enterprise. The role emphasizes cross-functional collaboration and ongoing improvements to security baselines.

Ideal candidates bring DoD-like experience, active TS clearance, and strong Trellix/ePO expertise, with a focus on patching, compliance, and secure configurations.