Endpoint Protection Administrator (Master)

San Antonio, TX - Full Time Agil3 Technology Solutions (A3T), a fast-growing firm, specializes in IT/Digital Modernization, Cyber Security, NextGen IT, and Emerging Technology services. We provide customer‑centric services and focus resources to exceed expectations; and ensure our customers, employees, and other stakeholders are the focal point of all decisions and actions. The Endpoint Protection Administrator will operate, manage, and deploy DISA‑approved endpoint security tools such as Endpoint Security System (ESS) and Microsoft Defender. This role is responsible for monitoring and maintaining endpoint protection compliance, managing security policies, responding to threats, and providing operational support across NIPRNet, SIPRNet, and isolated network environments. Key Responsibilities Operate, manage, and deploy endpoint security tools (ESS, MDE/MDfS) in accordance with DoD and DISA policies. Monitor, maintain, and facilitate endpoint protection compliance throughout its lifecycle. Perform rogue system detection, removable storage monitoring, policy and scan creation, and tuning of firewall, Intrusion Protection System (IPS), and Antivirus components. Validate, register, and maintain documentation for approved mass storage devices. Investigate, remediate, and document denial‑of‑service incidents. Create and maintain custom queries, reports, and dashboards for system and policy compliance. Monitor and report on cyber and insider threats. Facilitate and approve endpoint protection application upgrades and changes. Coordinate Tier III vendor support for troubleshooting and manage tool accounts and credentials. Conduct audits and provide required documentation. Minimum Qualifications Education: Bachelor's degree or equivalent work experience. Certification: Current DoD 8570/8140 compliant certification with a network environment focus and ESS certifications. Experience: Seven or more years of relevant/recent experience with endpoint tools and cybersecurity. Five or more years of relevant/recent experience with Microsoft Office products. Security Clearance: Secret Benefits Medical Insurance Dental Insurance Vision Insurance Life Insurance Short Term & Long-Term Disability 401k Retirement Savings Plan with Company Match Paid Holidays Paid Time Off (PTO) Tuition and Professional Development Assistance Parking/Travel Reimbursement (metropolitan areas) #J-18808-Ljbffr Agil3 Technology Solutions, LLC