Endpoint Security System Administrator

MANTECH; Miami (FL); Sur place; USD 110 000 - 160 000; Plein temps

Résumé du poste

MANTECH is seeking an Endpoint Security System Administrator in Doral, FL to lead the deployment, configuration, and ongoing management of enterprise security systems. You will implement policy, monitor vulnerabilities, and coordinate incident response within a defense-grade environment.

Candidates should have 5+ years in security administration and experience with Trellix/McAfee ESS and ePO, plus strong documentation skills.

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+ years of relevant experience
• OR an associate’s degree and 7+ years of relevant experience
• OR a high school diploma and 9+ 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.

Responsabilités

• 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.

Connaissances

Endpoint protection

Host intrusion prevention

Threat detection

Security compliance auditing

Formation

Bachelor's degree in CS/IT/Cybersecurity

Master's degree in related field

Associate's degree

High school diploma

Outils

Trellix/McAfee ESS

ePolicy Orchestrator (ePO)

ACAS vulnerability tools

DoD STIG tooling

Description du poste

MANTECH seeks a motivated, career and customer-oriented Endpoint Security System Administrator to join our team in Doral, FL.

Responsibilities Include But Are Not Limited To

• 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.

Minimum Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or a 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.

Preferred Qualifications

• Relevant professional certifications such as CompTIA Security+, Trellix/HBSS Advanced Administrator, or CISSP.
• Prior experience supporting U.S. Military Command operations or Department of Defense enterprise technical environments.
• Familiarity with DoD STIG implementation, vulnerability management tools (e.g., ACAS), and automated compliance reporting.
• Demonstrated ability to collaborate effectively across multi-disciplinary engineering teams in dynamic operational settings.

Clearance Requirements

• Must hold a current/active top secret security clearance.

Physical Requirements

• Must be able to remain in a stationary position 50%.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.