Jacob
Sumsion

Lead server break-fix team for 1M+ servers across three data centers, including GPU-accelerated AI training and inference infrastructure. Daily hands-on troubleshooting of DIMMs, PSUs, NICs, drives, and GPUs using BMC/IPMI, dmesg, nvidia-smi, and SMART diagnostics. Manage rack-and-stack operations, hardware RMA workflows, and spare parts inventory. Write bash scripts for fleet health automation. Developed weekly training sessions and mentored team members.

Built TypeScript automations for an AI-driven education platform. Hands-on with Docker, CI/CD pipelines, and rapid iteration workflows.

Operated on an Open XDR platform (NG-SIEM, SOAR, NDR): configured detection rules, automated responses, and triaged infrastructure alerts. Handled Kubernetes and Linux troubleshooting escalations; supported on-prem to cloud migration projects. Trained enterprise teams on alert tuning, incident response automation, and platform observability.

Guided enterprise customers through cloud infrastructure onboarding for encryption and key management across AWS, GCP, and Azure. Hands-on IAM configuration, secrets management, and production troubleshooting in cross-cloud environments.

Created the automation engineer function from scratch: built the pipeline from user story to delivery, eliminating hundreds of hours of manual operations tasks. Trained internal NOC teams on Splunk, BMC, and Rundeck for monitoring, observability, and automated incident response. Coordinated response to high-priority production outages.

Supported enterprise customers configuring network proxy systems, including firewall rules, packet capture analysis, and network troubleshooting.

Held TS/SCI clearance. Trained personnel on threat identification and operational security in deployed environments (Afghanistan, Iraq). Led small teams in austere conditions requiring rapid problem-solving, meticulous documentation, and clear communication under pressure. Decorated for leadership and analytical ability.