Jeffrey Robert Hammel

[email protected]
347-513-5677
2552 San Jose Avenue
San Francisco, CA 94112

Senior infrastructure and platform engineer with two decades of Linux systems experience spanning on-premises, edge, and cloud environments. Deep background in Kubernetes and Helm deployments, Proxmox virtualization, and observability with Prometheus, Grafana, and the Elastic stack. Builds robust provisioning, automation, and testing frameworks in Python and Shell to improve reliability, most recently for fleets of cloud-connected scientific instruments. Self-directed in ambiguous environments; collaborates well across engineering, hardware, and operations teams.

Technical Skills

Linux & Systems
Linux administration, shared compute environments, user access & SSH key management, hardware troubleshooting
Virtualization & Containers
Proxmox, Kubernetes, Helm, Docker
Cloud
AWS (EC2, S3, IAM, VPC, EKS, Lambda), AWS CDK (boto3), GCP
Infrastructure as Code
Terraform, Ansible, Carvel (ytt/kapp), Packer
CI/CD & Testing
GitHub Actions, CircleCI, Concourse, Buildbot
Monitoring & Observability
Prometheus, Grafana, ELK/Elastic (Elasticsearch/Logstash/Kibana), Sensu
Programming
Python, Bash/Shell, TypeScript, Node.js, C
Security & Ops
Identity & access management, AWS IAM, least-privilege design, incident response, cost management
January 2026 - Present

Senior Software Engineer

Culture Biosciences

February 2025 - October 2025

Member of Technical Staff

Omnifold

August 2022 - January 2025

Senior Software Engineer - Testing and Automation

BrightSign

October 2017 - July 2022

Software Engineer - Infrastructure

LeapYear Technologies

August 2015 - February 2017

Technical Lead

Cisco Systems

January 2014 - June 2015

Senior Software Engineer

Cognitive Networks

March 2010 - December 2013

Software Engineer

Mozilla - Automation and Tools

August 2006 - January 2010

Software Engineer

Openplans

Education

August 2001 - May 2006

Graduate Student Researcher & Teaching Assistant

University of California, Berkeley – Electrical Engineering & Computer Science

Computational plasma modeling (C/C++), teaching, and course support as part of PhD research.

June 2000 - May 2002

Master of Science in Mechanical Engineering

Worcester Polytechnic Institute

August 1996 - May 2000

Bachelor of Science in Mechanical Engineering

Worcester Polytechnic Institute