Atticus Massie

SRE / Platform Engineer

Santa Cruz, CA — Bay Area & Remote

I keep production systems running at scale. Currently at Trellix, operating a FedRAMP High cybersecurity platform on Kubernetes in AWS GovCloud—dozens of services, thousands of government customers, 99.999% uptime. Ten years in infrastructure, from GPU clusters to air-gapped intelligence community deployments.

Work

99.999%
uptime
FedRAMP High SaaS Platform
Own the Kubernetes (EKS), Terraform, and ArgoCD release infrastructure for Trellix's government cloud. Dozens of integrated endpoint-security services running in AWS GovCloud under continuous compliance monitoring.
TS/SCI
environ.
Air-Gapped Cloud Deployment
Led infrastructure-code adaptation of production SaaS products for deployment into U.S. Intelligence Community environments on AWS C2S, working across network trust boundaries with no room for iteration in production.
spend
held flat
Autoscaling at GovCloud Scale
Engineered EC2 Auto Scaling Groups, Kubernetes HPA, and Cluster Autoscaler tuning that absorbs bursty government-customer load while keeping cloud spend constant quarter over quarter.
−60%
cost
GPU Cluster Build, Colo
Built a colocation deep-learning compute cluster from scratch at an ML startup—8× Titan X, Slurm scheduling, Ansible config management. Cut training compute costs 60% versus AWS as the team grew from 5 to 30.
−33%
toil
Observability & Automation
Built the Prometheus/Grafana/OpenTelemetry observability stack and SLO-based alerting. Wrote Python and Bash automation that replaced manual patch, deployment, and DR processes, cutting recurring operational toil by a third.

Stack

Kubernetes (EKS) Terraform AWS GovCloud Helm ArgoCD Docker Prometheus Grafana OpenTelemetry Jenkins GitHub Actions GitLab CI Ansible Packer Python Bash PostgreSQL Redis Linux FedRAMP High NIST 800-53 STIG

Contact

[email protected] LinkedIn