System Administrator Cloud Infrastructure

SAI PRASAD TAMMINANA

Contact: 940-***-****

Email: ******************@*****.***

http://www.linkedin.com/in/saiprasad-tamminana-4aaab6112

PROFESSIONAL SUMMARY

Experienced and highly skilled Cloud/System Administrator with over 5+ years of expertise in Linux, Windows, Azure, DevOps, and Virtualization technologies. Proven track record in automating IT operations, optimizing system performance, and ensuring high availability. Adept at Cloud Infrastructure, PaaS, IaaS, CI/CD, Containerization (Docker/Kubernetes), and Infrastructure as Code (Terraform/ARM). Expertise in managing hybrid cloud environments, deploying and automating software using DevOps practices (Jenkins, Ansible, Chef, Puppet), and ensuring seamless system integration across Azure and Linux platforms. Strong focus on security, system optimization, and cost-efficient cloud deployment.

TECHNICALS SKILLS

OPERATING SYSTEMS: Red Hat Enterprise Linux (RHEL) 4.x, 5.x, 6.x,7.x, CentOS, SUSE Linux, Ubuntu, Windows Server 2003/2008/2012/2016 R2, Windows XP/7

CLOUD TECHNOLOGIES: Microsoft Azure (Azure App Services, IaaS, PaaS, Azure Blob Storage, Azure Data Factory, Azure SQL, ARM Templates), Amazon Web Services (AWS)

DEVOPS & AUTOMATION: Jenkins, Docker, Kubernetes, Terraform, Ansible, Git, Chef, Puppet, CI/CD pipelines, Infrastructure as Code (IaC)

SCRIPTING & PROGRAMMING: Python, Bash, Shell Scripting, JSON, YAML, Groovy, PowerShell

VIRTUALIZATION: VMware ESX/ESXi, vSphere, Hyper-V, VMware vCenter, vCloud Suite, CISCO UCS, Virtualization management (VM creation, Snapshots, Cloning, Resource Pools)

NETWORKING & SECURITY: TCP/IP, NFS, DNS, DHCP, NIS, NFS, SSH, SFTP, VPN, Firewalls, IAM, Azure Security, Azure Key Vault

DATABASE & STORAGE: MySQL, Oracle RAC, Azure SQL, Veritas File System, Veritas Volume Manager, LVM, SAN, NAS, EMC Clarian, NetApp

ITIL & SERVICE MANAGEMENT: ServiceNow, Remedy, Jira, Incident Management, Change Management, Service request management, Problem Management.

MONITORING & REPORTING: Zabbix for server monitoring, Azure Monitor, Nagios, Prometheus,Grafana.

DEVELOPMENT METHODS: SDLC, Agile, Waterfall approach.

SOFT SKILLS

Customer Service & Support, Problem-Solving, Effective Communication, Leadership & Team Management, Root Cause Analysis, Critical Thinking, Client Relationship Management, Technical Documentation, Cross-Functional Collaboration, Process Improvement, Project Coordination, Strategic Planning, Conflict Resolution, Campaign Management, Time Management, Adaptability.

PROFESSIONAL EXPERIENCE

Client: Walmart – Dallas, TX

Role: Linux Administrator / System Engineer May 2024 – Present

Managed cloud infrastructure on Microsoft Azure including the deployment of VMs, storage solutions, and management of services like Azure Blob Storage, Azure SQL, and Azure App Services.

Utilized Azure DevOps for automating deployments and maintained CI/CD pipelines for the seamless delivery of applications.

Implemented and optimized Puppet for configuration management across Linux and Windows systems, reducing manual configuration errors and improving deployment speed.

Configured and managed Terraform scripts to automate the creation and management of cloud resources in Azure, enhancing infrastructure scalability and efficiency.

Automated backup and restore operations using Azure Backup and integrated Veritas Net Backup to enhance data recovery reliability.

Implemented containerized solutions using Docker and orchestrated services with Kubernetes, improving application deployment and management efficiency.

Troubleshot and optimized Azure Virtual Networks, ensuring secure and reliable communication between various services and applications.

Led the migration of legacy applications to Azure IaaS, reducing operational costs and improving system availability.

Contributions:

Contributed to cloud infrastructure optimization and automation, improving system uptime and reducing operational costs.

Enabled efficient and secure management of Linux and Windows servers through DevOps practices and cloud automation.

Enhanced cloud infrastructure, reducing operational costs by 20% and improving resource utilization.

Increased deployment speed and reliability by automating CI/CD pipelines, cutting deployment times by 30%.

Spearheaded cloud migration projects, leading to a 35% reduction in infrastructure costs and improved uptime for critical systems.

Improved data recovery processes, ensuring a 40% increase in backup reliability and reducing recovery times.

Client: Chanel

Role: Senior Linux Administrator / Analyst Aug 2019 - Dec 2022

Configured and managed Azure-based PaaS and IaaS environments, ensuring efficient resource allocation and reduced operational costs for the client.

Automated deployment workflows using Azure DevOps, improving the speed and reliability of application deployments.

Integrated Azure Active Directory for centralized identity management and improved security for user access.

Supported hybrid cloud infrastructure with Ansible and Terraform to deploy and manage applications in Azure and on-premises servers.

Implemented automated backups and disaster recovery solutions using Azure Site Recovery to ensure business continuity.

Designed and managed Azure Virtual Networks and NFS systems to ensure secure, high-performing communication across multiple environments.

Performed regular patch management and vulnerability assessments to maintain system integrity and security compliance.

Contributions:

Optimized DevOps pipelines and infrastructure deployment, resulting in faster and more consistent application delivery.

Contributed to cloud migration strategies, reducing legacy infrastructure costs and increasing scalability for future growth.

Optimized Azure PaaS and IaaS resources, delivering 15% savings while ensuring high availability.

Accelerated deployment cycles by 40% through Azure DevOps automation, ensuring faster, more reliable application delivery.

Strengthened security posture by integrating Azure Active Directory, improving access control compliance by 25%.

Enhanced hybrid cloud management, reducing complexity by 30% and streamlining the deployment of applications across environments

Client: Campari

Role: Software Analyst Jan 2021 – Aug 2022

Provided Linux administration support for AIX and IBM P Series environments, ensuring system reliability and performance.

Created and optimized VMware environments (P2V) and managed deployments of virtual machines for application scaling and testing.

Wrote scripts (Bash/Perl) for automated system backups, file transfers, and maintenance tasks, increasing operational efficiency.

Supported multi-cloud environments, helping optimize the use of both Azure and on-premises resources.

Assisted in implementing DevOps pipelines to automate software deployment across various platforms and reduce manual intervention.

Contributions:

Improved overall infrastructure management and cloud resource optimization, reducing manual workloads and downtime.

Enhanced system security through proactive patching, vulnerability scans, and automated compliance reporting.

downtime and ensuring high performance for mission-critical applications Ensure 100% uptime and reliability across AIX and IBM P Series environments.

EDUCATION

Master of Science in Information Systems and Technology - University of North Texas

Bachelor of Technology (B.Tech.) in Electronics and Communication Engineering – Vardhaman College of Engineering

CERTIFICATIONS

Microsoft Azure Fundamentals (AZ-900)

Microsoft Azure Administrator (AZ-104)

COURSE CERTIFICATIONS

Learning Cloud Computing: Core Concepts

AI in Business Essential Training

Blockchain Basics

CompTIA Security+ (SY0-601) Cert Prep: Threats, Attacks, and Vulnerabilities

CompTIA Security+ (SY0-601) Cert Prep: Identity and Access Management Design and Implementation

CompTIA Security+ (SY0-601) Cert Prep: Cloud Security Design and Implementation

CompTIA Security+ (SY0-601) Cert Prep: Operations and Incident Response

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