Sudhir kumar
Gurgaon
Summary
Results-driven DevOps Engineer skilled in AWS, Kubernetes, and CI/CD pipelines. Proven ability to optimize costs and enhance cloud security, ensuring robust and scalable solutions.
Overview
14
14
years of professional experience
Work History
DevOps Engineer
TBO.COM
Gurugram, HR
11.2023 - Current
- Worked on AWS Cloud services for examples: - Ec2, Lamda, VPC, S3,AWS Autoscaling, EKS, RDS, WAF, Amazon Manged Prometheus, Directory Service, Grafana, Cloudformation, Cloudwatch, SNS, SES etc.
- Implemented automated deployment scripts using AWS Devops, reducing deployment time.
- Designed and deployed a scalable Amazon Kubernetes service (EKS) cluster, improving application uptime.
- Optimized Ec2 and S3, leading to a reduction in operational costs.
- Migrated on-premises applications to AWS.
- Developed disaster recovery strategies within Azure, decreasing RTO (Recovery Time Objective).
- Configured and maintained CI/CD pipelines using Jenkins, Github Actions Runner, achieving faster software release cycle.
- Implemented AWS security Hub & optimized AWS cost management strategies.
- Designed and deployed virtual networks and subnets, increasing network performance.
- Developed scripts for automated backups and monitoring, ensuring a 99.9% data availability.
- Monitored network and security system protocols, reducing unauthorized access incidents.
- Provided technical support and troubleshooting for AWS-related issues, achieving an 80% resolution rate within the SLA..
- Experience in provisioning infra using Terraform & Proficient in IAAS, PAAS & SAAS environments.
- Managing customers' Linux Infrastructure on AWS clouds & Managing 2000 + Linux EC2 instances and VM's from various public clouds like AWS.
- Experienced in Set up monitoring and logging solutions (e.g cloudwatch, Amazon Managed Prometheus, Amazon Managed Grafana) to ensure the reliability and performance of applications and infrastructure.
- Proficient in managing and optimizing source code repositories using Git
- Familiarity with Git commands, branching strategies (such as Git Flow), and integrating Git/GitHub with CI/CD pipelines.
- Proficient in creating or writing Ansible playbook as per requirement & troubleshooting ansible playbook errors and implement solution for them.
- Proficient in creating pipelines for build test, test and release using YAML pipeline.
- Proficiency in Kubernetes, including cluster management, deployment of applications using YAML manifests, creating and managing deployments, services, and ingress controllers.
- Proficient in developing and maintaining a Kubernetes-based autoscaling solution, resulting in reduction in infrastructure costs and increase in application performance during peak traffic periods.
- Design, build, and maintain efficient, reusable, and reliable Docker containers, creating Docker files, managing Docker images, and optimizing Docker performance and implementing automated processes for deployment, scaling, and management of containerized applications.
- Proficient in configuring, customizing and application deployment or micro services deployments on docker, docker images, docker containers, docker file, docker compose, docker swarm etc.
- Collaborate with cross-functional teams to integrate Docker into our development and deployment pipeline.
- Proficient in troubleshooting and resolving issues related to Docker containers and orchestration.
- Experience in continuous integration and continuous delivery/deployment using Jenkins & automated build & deployments process using shell scripts, MAVEN, ANT, MS BUILD as a build tool for building and deploying artifacts (JAR, WAR) from source code.
- Proficient in troubleshooting boot process issues. Configuring the Crontab and scheduling the jobs. Installing software packages and patches & server handing and patching of Linux servers in Cloud and on-Prem environment.
- Proficient user administration creating, deleting, modifying, locking, unlocking, and managing user accounts, groups management, monitoring System performance of virtual memory, managing swap space, disk utilization, and CPU utilization & creating and increasing file systems.
- Proficient in Configuring and managing YUM, SAMBA, SED, FTP, NFS, SSH, HTTP servers.
- Proficient in setting up clustering on AIX and LINUX environments.
- Managing LVM Partitioning in Linux servers. (Creating, Extending and Reducing) & Proficient in SAN configuration.
- While working on Disk space alerts and incidents, performing disk clean up whenever there is scope for disk clean-up by removing old logs files from respective partition by creating and scheduling shell script in crontab for the same.
- Proficient in SSL certificates integration and domain hosting & ensuring secure communication channels by installing SSL certificates on ALBs and IIS applications.
- Enhancing domain management efficiency by configuring subdomains in Route 53 & GoDaddy.
- Installation, Configuration and Troubleshooting of Apache Tomcat Web Servers related issues & load balancing using Nginx and other tools.
- Making documentation or SOP's and MOPs of critical tasks & participated in on-call rotations to provide 24/7 support for critical production systems.
- Proficient in checking ticketing tools (clients on daily basis and need to work on tickets which are assigns to me & Troubleshoot issues and give support to clients when working in On Call shifts.
Cloud Operations Engineer
Taskus india pvt Ltd
06.2021 - 10.2022
- Assisted in managing cloud resources including virtual machines, storage, networking, and load balancers.
- Supported collaboration with cloud platforms such as Amazon Web Services, Microsoft Azure, and Google Cloud Platform.
- Configured VPCs, subnets, security groups, and routing tables.
- Monitored infrastructure and applications using tools like Prometheus, Grafana, ELK Stack, and Amazon CloudWatch.
- Analysed logs and metrics.
- Handled alerts, outages, and production incidents.
- Performed root cause analysis (RCA).
Windows Administrator
Singicent Information Solutions LLP
Mohali
08.2018 - 06.2021
- Participated in on-call rotation, providing round-the-clock support to address critical system issues.
- Managed Active Directory services, overseeing user accounts, groups, and permissions to enhance system security.
- Resolved technical issues and provided end-user support, offering guidance and troubleshooting assistance for Windows-related problems.
- Installed and configured various software and hardware for smooth-running systems operation.
- Configured and maintained DNS, DHCP, and IPAM services to support network infrastructure and improve connectivity.
- Administered Windows Server environments, including deployment, configuration, and maintenance of server systems to optimise performance.
- Installed and maintained IT equipment and software to meet workflow requirements.
Technical Support Engineer
CMS IT service Pvt Ltd
02.2012 - 05.2016
- Provided clear and concise step-by-step technical support to guide clients.
- Helped customers set up new systems, applications and software.
- Resolved service user requests within target timeframes.
- Used support tickets to track and speed up incidents.
- Used remote access to navigate and link to customer computers.
Education
BSC IT - INFORMATION TECHNOLOGY
Lovely Professional University
Phagwara, IN-PB2016
Skills
- Containerisation
- Python/bash Scripting
- Version Control
- Database Management
- Kubernetes management
- Management Cloud Technology
- CI/CD pipelines
- Docker orchestration
- Infrastructure as code
- Cloud security
- Incident management
- Technical troubleshooting
- Cost optimization
- AWS
- Kubernetes
- Cloud Identity and Access Management (IAM)
- Terraform
- Microservices architecture
- Agile methodology
- Cloud Computing
- Server Maintenance
- Infrastructure Monitoring
- Security & User Administration
- Shell Scripting
- Network Configuration
- Deployment Provisioning
- Operating System: Linux
- Operating System: Unix
- Operating System: Mac
- Operating System: Windows
- Version Control System: SVN
- Version Control System: GIT
- Version Control System: GITHUB
- Version Control System: GITLAB
- Automation/Build Tools: Jenkins
- Automation/Build Tools: Maven
- Automation/Build Tools: Ansible
- Monitoring Tools: Zabbix
- Monitoring Tools: Nagios
- Monitoring Tools: Cloudera
- Monitoring Tools: Grafana
- Network protocol: TCP/IP
- Network protocol: UDP
- Network protocol: DHCP
- Network protocol: HTTP
- Network protocol: HTTPS
- Network protocol: NTP
- Network protocol: FTP
- Network protocol: SSH
- Network protocol: TELNET
- DBMS: SQL
- DBMS: Postgres SOL
- Languages: C
- Languages: KQL
- Languages: Shell Script
- App & Web Servers: Tomcat
- App & Web Servers: JBoss
- App & Web Servers: Nginx
- Cloud & Virtualization: Azure
- Cloud & Virtualization: AWS
- Cloud & Virtualization: VMware
- Cloud & Virtualization: Docker
Websites, Portfolios and Profiles
https://www.linkedin.com/in/sudhir-kumar-830a58127/
Timeline
DevOps Engineer
TBO.COM
11.2023 - Current
Cloud Operations Engineer
Taskus india pvt Ltd
06.2021 - 10.2022
Windows Administrator
Singicent Information Solutions LLP
08.2018 - 06.2021
Technical Support Engineer
CMS IT service Pvt Ltd
02.2012 - 05.2016
BSC IT - INFORMATION TECHNOLOGY
Lovely Professional University