Shubham Kumar
SRE
Bangalore
Summary
Motivated professional with leadership proficiency. Experienced SRE/DevOps professional with 6.5 years of proven expertise in building and maintaining scalable, high-performance infrastructure. Proficient in Kubernetes, cloud technologies, Linux, CI/CD pipelines, automation, and incident response. Committed to optimizing operations for maximum efficiency and reliability.
Overview
7
7
years of professional experience
2
2
Languages
6
6
years of post-secondary education
Work History
Customer Reliability Engineer
Astronomer
Hyderabad
08.2021 - Current
- Writing and installing helm charts to install Airflow/Astronomer Software in Managed Kubernetes like EKS, AKS, and GKE.
- Wrote Terraform to install the complete Astronomer Software and managed Kubernetes in clouds like AWS, Azure, and GCP.
- Proven experience driving service improvement through effective measurement using SLA.
- Solving PR based on the existing bugs and feature requests and contributing to the Product.
- Troubleshooting and replicating Infra-related production issues raised by 200+ customers across the globe using Astronomer Enterprise and Astro product which allows Airflow to deploy and run to automate the data pipeline using dags within AKS/EKS/GKE clusters. Help Customers integrate with Kubernetes and Airflow.
- Monitoring managed clusters with tools like – Grafana, Kibana, ElasticsSearch, Prometheus, Auth0, Chronosphere and Splunk.
- Debug issues within the clusters based on the received alerts through Pagerduty. Assisting in setting up custom configurations such as login, and log management tools - Elastic Search, Okta, Grafana, Prometheus, and Splunk.
Sr. Networking Engineer ( Team Lead)
Contec-Global Limited
Noida
03.2020 - 08.2021
- Maintained a 100% uptime, security and, automation of AWS production, staging, and development environments, Directed team to work on services like EC2, EKS, ECS IAM, WAF, VPC, RDS, S3, Route 53, Auto scaling. SNS, System Manager, Elasticache, Cloudtrail, Cloudwatch, CloudFormation, Redshift, Guarduty efficiently.
- Led the IT Team to create the best infrastructure and architecture design to get the best performance, availability, and SLA possible. We are migrating the existing classic infra to the Kubernetes and Docker with the help of ansible and terraform with the complete automation of the everything.
- Supervised all core and crucial components very efficiently like- NGINX, AD, Nagios, VPN, VOIP, and Load Balancer. Created the policies and harden the infrastructure security to compliant PCI-DSS certification under my leadership. Managed 50+ Linux and Windows servers including their Installation, configuration, Hardening, and Troubleshooting. Added SSO and MFA in every service to ensure 100% user data security.
- Supervised Local Datacenter, Network Infrastructure, Firewall, Workstation Security, and VPN connectivity between all the offices.
- Installed and configured cloud antivirus and FIM server to ensure the security of all the servers and notify us of any suspicious activity.
- Designed very optimized AWS Cloudwatch dashboards to monitor all the servers, VPNs, Redshift Nodes, Production Databases, and other critical Services with the alarms to send emails if anything goes wrong.
- Composed an efficient bash script to manage and archive older application logs by collecting them every week and transfer to AWS S3 with a lifecycle rule to move all those to S3 Glacier after one month.
- Issued and managed the DNS, SSL Certificates, and hosted the Websites with AWS load balancer and multiple EC2 instances with the best antivirus and security plugins for best load management, security, and 100% uptime.
IT Administrator
Logic Eastern Ind Pvt ltd
Noida
03.2018 - 03.2020
- Managed Complete AWS Infrastructure, Including services like EC2, VPC, RDS, Load Balancer, WAF, Cloudwatch, Redshift, etc. Created and configured multiple servers like- Linux Server, Windows Server, CAS server, Mail server, VMware ESXi, SVN Server, VOIP Server, OTT Server, Radius Server, SMS Server, and NAS Server.
- Built a complete networking infrastructure including Firewalls, Routers, Servers, Load Balancers, and Switches in many offices and client sites.
- Responsibly managed local Data center consists of 150 Servers, 40 Virtual Machines(VMware ESXi) & 50 PCs.
- Written many shell scripts to Enforce security on all the servers, transfer database backup of all the physical servers to the cloud, and automated most of the IT tasks. Created kickstart scripts to automate the installation process of the physical servers.
- Created RAID of all the storage in the datacenter to recover the data in the case of HDD or SSD
Service Engineer of System & Network
Core Technology
Patna
07.2014 - 07.2015
- Managing servers, systems and networks.
- Installed and configured network and Linux in servers & Desktops.
- Configured Mail, DNS, DHCP, and domain services.
- Oversaw Infrastructure, including LAN, WAN, and VPN.
- Installed and configured various services like AD, DNS, DHCP, NFS, Apache Web Server, Samba, and SSH.
Education
B-Tech - Computer Science
Chandigarh Engineering College
Chandigarh 08.2015 - 08.2018
Diploma - ECE
SBS Polytechnic College
Tarn Taran 06.2011 - 04.2014
Skills
Cloud- AWS, Azure, GCP, Openshift
DevOps- Kubernetes, Docker, Terraform, Helm
Technologies- Cloud, Terraform DevOps, SRE, Apache Airflow, CRE, Infrastructure management
Languages- Python, Shell Scripting, Learning GoLang
DBMS- AWS RDS, Postgresql, Mysql, Azure Flexible Server
Version Control - Git, Bitbucket, SVN
CICD -Jenkins ,Azure pipelines ,Github Actions, Argo CD
Observability Tools- Prometheus, Grafana, Splunk, ELK Stack, Chronosphere, PagerDuty
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Quote
Do what needs to be done, when it needs to be done the best way it can be done, and do it that way every time.
Bobby Knight
Timeline
Customer Reliability Engineer
Astronomer
08.2021 - Current
Sr. Networking Engineer ( Team Lead)
Contec-Global Limited
03.2020 - 08.2021
IT Administrator
Logic Eastern Ind Pvt ltd
03.2018 - 03.2020
B-Tech - Computer Science
Chandigarh Engineering College
08.2015 - 08.2018
Service Engineer of System & Network
Core Technology
07.2014 - 07.2015
Diploma - ECE
SBS Polytechnic College
06.2011 - 04.2014