Stephen Steiner
Sr. Cybersecurity Engineer at Navy Federal Credit Union
Philadelphia, Pennsylvania, United States
Summary
👤
Senior🎓
Top SchoolStephen Steiner is a senior cybersecurity and network automation engineer with over 15 years of hands-on experience designing, deploying, and operationalizing large-scale network and security solutions for service providers and enterprises. He has a rare blend of field engineering chops from early carrier and submarine cable work through leadership roles at Juniper and Palo Alto Networks, and now serves as a Sr. Cybersecurity Engineer at Navy Federal Credit Union. Stephen specializes in automation and DevOps for networking—authoring and containerizing PyEZ and Ansible tooling, building CI/CD pipelines, ZTP frameworks, and IaC-driven cloud security using Terraform, Ansible, Python, Docker, and Jenkins. Certified as a JNCIE-SP and Scrum Master, he pairs deep protocol-level knowledge with pragmatic delivery, often cutting time-to-market for network services by more than 90%. Based in Philadelphia, he is an active contributor to open-source network automation projects and a published author who enjoys making complex operational problems repeatable and automatable.
11 years of coding experience
11 years of employment as a software developer
Electronics Engineering Technologies, Electronics Engineering Technologies at Community College of the Air ForceCollege Prep Technical Drafting, College Prep Technical Drafting at Valdosta High School
Stackoverflow
1,684reputation
520kreached
7answers
3questions
gitlab
top-1%
Github Skills (200)
docker-machine10
python10
junos-automation10
automation10
visual-studio10
k8s10
ssh10
multiarch10
network-configuration10
ecosystem10
docker-compose10
editor10
netmiko10
ansible10
golang10
Programming languages (13)
Github contributions (5)
ntwrkguru/junos-automation-vm
Feb 2015 - Apr 2015
Contributions:15 commits, 14 pushes, 1 branch in 2 months
ntwrkguru/basic-pipeline
Nov 2019 - May 2022
Contributions:8 PRs, 11 pushes in 2 years 6 months
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