Senior Cybersecurity – Endpoint Security and Infrastructure Security (EDR and XDR)
Core
Architect and lead the deployment, integration, and management of endpoint and infrastructure security solutions (SentinelOne, Proofpoint, Guardicore, VPN, DLP) to protect Linux, Windows, macOS, VDI, and Kubernetes environments.
Role type
Senior IC Endpoint and Infrastructure Security Architect
Builds
Scalable, resilient endpoint and infrastructure protection platforms for AT&T's global communications network
Domain
Cybersecurity, Endpoint Security, Infrastructure Security, Cloud Security
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
SentinelOne architecture, Proofpoint configuration, Guardicore deployment, VPN management, DLP policy enforcement, Linux administration, Windows Server administration, macOS security, Kubernetes security, VDI management, API integration, PowerShell, Bash, Python, NIST frameworks, MITRE ATT&CK, CIS controls
Preferred skills
Singularity platform expertise, OT/IoT discovery and segmentation, AI/ML in cybersecurity, LLM safety and governance, data science fundamentals, CISSP, CISM, SANS GIAC
Technologies
SentinelOne, Proofpoint, Guardicore, VPN, DLP, RHEL, Ubuntu, CentOS, Windows Server, VMware, Citrix, Azure Virtual Desktop, Kubernetes, GitHub, GitLab, Azure DevOps
Responsibilities
Design and implement security solutions across heterogeneous infrastructure; define and enforce security policies; tune threat detection and assist in incident response; produce architectural diagrams and technical documentation; partner with IT and DevOps teams for integration and training; stay updated on emerging threats and product updates
Seniority
Senior, hands-on IC with architectural leadership
