Athreyas Yelishetti
Senior Staff Site Reliability Engineer · Zscaler · Bay Area, California
ALL SYSTEMS OPERATIONAL
CUMULATIVE UPTIME · 14Y 4M
15
YEARS
5
ORGS
6
ROLES
3
DEGREES
SERVICES
ZSCALER
2021-12 → PRESENT
Senior Staff Site Reliability Engineer
4Y 9M · ACTIVE
- Design and operate scalable systems for a globally expanding infrastructure.
- Lead the build-out of customer-facing Linux and BSD systems infrastructure.
- Build tooling in Python and Ansible that removes manual work from the team.
AKAMAI TECHNOLOGIES
2019-06 → 2021-12
Senior Site Reliability Engineer
2Y 6M
- Operated the AWS microservices behind Enterprise Application Access.
- Provisioned with Terraform, configured with Ansible, observed with Elasticsearch.
- Added SSO and RBAC across internal DevOps tooling and third-party cloud instances.
AKAMAI TECHNOLOGIES
2017-01 → 2019-06
Escalation Engineer
2Y 5M
- Subject-matter expert and final escalation point for Enterprise Application Access.
- Took customer onboarding and proofs of concept through to production.
- Fed customer requirements into release qualification and feature prioritisation.
REDCENTRIC PLC
2013-03 → 2015-08
Senior Application Support Engineer
2Y 5M
- Supported enterprise applications handling financial transactions.
- Built server monitoring with Nagios and automated the routine work around it.
- Identified manual processes worth automating and documented them for the team.
CITRIX R&D SYSTEMS
2010-06 → 2012-08
Support Engineer
2Y 2M
- Worked the identity-management lifecycle on IMAG and later XenMobile.
- Built and shipped SSO connectors for web and SaaS apps via the Citrix App Store.
- Configured Windows AD, certificate services and SAML 1.1 / 2.0.
SOFTCOM INC
2016-11 → 2016-12
Operations & Management Engineer
CONTRACT · US PATENT AND TRADEMARK OFFICE
- Maintained the Linux and Windows servers behind messaging, image conversion and translation services.
- Automated routine server and backup operations.
SIDE CHANNEL
HOME LAB
ONGOING · PRIVATE
Self-hosted infrastructure
- Containers behind a reverse proxy, reachable only over a private network.
- A place to evaluate what is hard to justify in production — new runtimes, networking models, deployment patterns.
- Documented as I go — setup guides, failure post-mortems, and the occasional dead end.
CAPABILITIES
LANGUAGES
Python · Bash · SQL
INFRASTRUCTURE
Ansible · Terraform · Docker · Kubernetes · Jenkins · Consul
CLOUD
AWS — EC2, VPC, RDS, Route53, S3, IAM, CloudWatch, CloudFormation · Boto3
SYSTEMS
Linux · FreeBSD · Nginx · Redis · RabbitMQ · Celery
SECURITY
Zero-trust / BeyondCorp · SAML · OAuth · Kerberos · LDAP · SSO & RBAC
OBSERVABILITY
Elasticsearch · Logstash · Kibana · PostgreSQL · Nagios · Sensu
EDUCATION
2017 — 2019
MBA
William Jessup University
2015 — 2016
MS, Computer Science
Silicon Valley University
2006 — 2010
BTech, Information Technology
JNTU, Hyderabad
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