Soujith Sikinderpurkar

Linux Systems Management Automation Virtualization Cloud Infrastructure Kubernetes & Containerization Networking & Hardware Infrastructure Monitoring and Observability Team Leadership & Collaboration Disaster Recovery & Backup Documentation & Compliance Scaling & Optimization

• Administration of 100+ Linux Servers: Expertise in deploying, configuring, and managing a large-scale Linux environment (e.g., Red Hat, CentOS, Ubuntu).
• Performance Tuning: Proficient in monitoring system resources (CPU, memory, disk usage, etc.) and optimizing Linux performance for optimal resource utilization.
• Security: Implementing hardening techniques, patch management, and security auditing to ensure the systems are secure.
• Troubleshooting: Resolving server issues (hardware/software), log analysis, kernel panics, and troubleshooting complex system failures.
• Infrastructure as Code (IaC): Experience with tools like Terraform, Ansible, Chef, or Puppet to automate server provisioning, configuration, and application deployment.
• Scripting: Writing custom scripts (in Bash, Python, or Perl) for automating tasks such as log rotation, system monitoring, backups, and service restarts.
• CI/CD Integration: Implementing automated workflows for continuous integration and continuous deployment using tools like Jenkins, GitLab CI, or CircleCI.
• VM Management: Managing virtual machines using technologies such as VMware, KVM, or Xen.
• Resource Allocation: Ensuring optimal allocation of resources to VMs (e.g., CPU, memory, storage) for high availability and efficient performance.
• Virtual Network Setup: Configuring virtual networks, virtual switches, and interconnecting virtual machines securely.
• Cloud Platforms: Hands-on experience with cloud services (AWS, Azure, Google Cloud) for provisioning and managing compute, storage, and networking resources.
• Cost Optimization: Ability to monitor and manage cloud costs, optimize resource usage, and implement auto-scaling.
• Cloud Security: Implementing cloud security best practices such as IAM roles, VPCs, and encryption for both data at rest and in transit.
• Hybrid/Multicloud Architecture: Designing systems that operate seamlessly across multiple cloud platforms and on-premise infrastructures.
• Kubernetes Management: Deep knowledge in deploying, managing, and scaling containerized applications using Kubernetes in production environments.
• Container Orchestration: Expertise in managing containers via Docker, Kubernetes, and Helm, including creating and managing Pods, Deployments, and StatefulSets.
• Service Mesh: Experience with service meshes (e.g., Istio, Linkerd) for managing microservices communication in Kubernetes environments.
• CI/CD with Kubernetes: Integration of CI/CD pipelines with Kubernetes clusters, enabling automated deployments and rollbacks.
• Networking: Understanding of virtualized network topologies, DNS, DHCP, VPNs, and firewalls within cloud and on-prem environments.
• Hardware Maintenance: Managing and troubleshooting physical hardware servers, including RAID configuration, disk management, and hardware lifecycle management.
• Redundancy & High Availability: Designing and implementing highly available network and server architectures, load balancers, and backup strategies to ensure continuous uptime.
• System Monitoring: Implementing centralized monitoring using tools such as Prometheus, Grafana, Nagios, or Zabbix to track system health, performance, and resource usage.
• Log Management: Using tools like ELK stack (Elasticsearch, Logstash, Kibana) or Splunk for centralized logging and monitoring.
• Alerting: Configuring proactive alerting systems to ensure timely identification and remediation of issues.
• Leadership: Leading and mentoring a team of systems engineers to improve processes and support systems at scale.
• Cross-team Collaboration: Working closely with developers, security teams, and other stakeholders to define and meet technical requirements.
• Best Practices: Establishing and enforcing best practices for configuration management, cloud usage, and security compliance.
• Backup Solutions: Implementing automated backup systems for critical data and configurations (e.g., using Veeam, Bacula).
• Disaster Recovery: Creating and testing disaster recovery plans (RTO/RPO) for both on-premise and cloud-based infrastructures to ensure business continuity.
• Documentation: Ensuring that all systems, processes, and architectures are well-documented, including infrastructure diagrams and runbooks.
• Compliance: Managing systems and data in compliance with industry standards and regulations such as GDPR.
• Load Balancing: Utilizing software or hardware load balancers (e.g., HAProxy, NGINX) for scaling applications horizontally.
• Auto-scaling: Configuring cloud auto-scaling groups and Kubernetes Horizontal Pod Autoscaler to ensure optimal resource allocation as demand changes.
• Capacity Planning: Analyzing system growth, forecasting future infrastructure needs, and scaling the architecture accordingly (some mentioned below).

Day to day tasks specifically:

• for provisioning, Patching, Automating jobs, Managing Kubernetes master and worker nodes, Designing & managing Linux / software based storage solution in addition to handling of 3000+ machines
• Provisioning VMs through ansible, salt modules, maintain the infrastructure & automating tedious jobs using ansible
• Upgrading VMware Esxi blades, manage HP C700, Bl460 & DL380 machines
• Automating daily tasks using Ansible, Shell-Scripting, Python & Puppet, creating builds using Jenkins and deployment of applications
• Providing Unix support to the Group, supporting 3000+ servers which hosts the application and database of prod site and other applications
• Ensuring high availability of the entire environment
• Hardware support with vendor coordination
• Kernel Patching, OS upgrades, Currently supporting Patching of Unix and windows servers
• Building ESXi servers, Timely upgrade Esxi, Assigning LUNs to ESXi hosts and creating Data-stores

1. Linux Systems Administration and Management 2. Infrastructure Automation and Orchestration 3. Virtualization & Cloud Technologies 4. Kubernetes and Containerization 5. High Availability and Disaster Recovery 6. Network Infrastructure & Hardware Management 7. Monitoring, Logging, and Observability 8. Leadership, Collaboration, and Continuous Improvement 9. Documentation and Compliance

Responsible for overseeing the architecture, deployment, management, and optimization of large-scale IT infrastructures, ensuring seamless operations and high availability across cloud environments and on-premise data centers. With extensive experience in managing 100+ servers, automation, virtualization, hardware management, and cloud services, I play a crucial role in enabling operational excellence, driving innovation, and ensuring robust performance in critical systems.

• Large-Scale Linux Environment Management: Oversee the administration of over 100+ Linux servers (RHEL, CentOS, Ubuntu) in production, ensuring optimal performance, security, and uptime.
• System Performance Tuning: Expertise in monitoring and fine-tuning system resources such as CPU, memory, and storage to ensure that all systems operate at peak efficiency.
• Security Hardening and Compliance: Implement industry-standard security practices to secure servers, including firewalls, SELinux, and regular security patching. Knowledge of compliance frameworks like PCI-DSS, HIPAA, and SOC 2.
• Troubleshooting and Root Cause Analysis: Skilled in diagnosing hardware and software issues, resolving complex problems, and performing in-depth log analysis to prevent recurring incidents.
• Automation of System Provisioning: Leverage tools such as Terraform, Ansible, Chef, and Puppet to automate infrastructure provisioning, configuration management, and software deployment, ensuring consistency and reducing manual overhead.
• Custom Scripting for Operational Efficiency: Develop custom Bash, Python, or Shell scripts for routine tasks like system monitoring, backups, user management, and service orchestration.
• CI/CD Pipeline Integration: Drive continuous integration and deployment using Jenkins, GitLab CI, and other CI/CD tools, ensuring smooth, automated rollouts of system updates, patches, and application releases.
• VMware & KVM Management: Expertise in managing virtualized environments, including creating, provisioning, and maintaining virtual machines (VMs) using VMware and KVM technologies, ensuring resource optimization and scalability.
• Cloud Infrastructure Expertise: Extensive experience working with leading cloud providers, including AWS, Azure, and Google Cloud, to design and manage scalable, highly available cloud infrastructure.
• Hybrid Cloud Integration: Architect hybrid cloud environments that seamlessly integrate on-premise infrastructure with public cloud resources for enhanced flexibility and scalability.
• Cost Optimization in the Cloud: Continuously monitor and optimize cloud costs, utilizing features such as auto-scaling, spot instances, and rightsizing to ensure efficient resource utilization.
• Container Orchestration with Kubernetes: Lead the deployment and management of containerized applications using Kubernetes, facilitating seamless scaling, management, and monitoring of microservices in production environments.
• CI/CD for Containers: Implement and manage end-to-end CI/CD pipelines for containerized applications, ensuring smooth deployments and automated rollbacks in Kubernetes clusters.
• Container Security and Compliance: Enforce security best practices for containers, including image scanning, least-privilege access controls, and network segmentation within Kubernetes clusters.
• Service Mesh Management: Configure and manage service meshes such as Istio or Linkerd to improve microservices communication and observability within Kubernetes environments.
• Infrastructure Redundancy: Design and implement high availability (HA) systems that ensure redundancy across servers, databases, and services, minimizing downtime and improving resilience.
• Disaster Recovery Planning: Develop and test disaster recovery strategies (RTO/RPO) across both on-premise and cloud infrastructures, ensuring the business can quickly recover from critical failures or outages.
• Backup Strategies: Implement reliable backup solutions using technologies such as Veeam, Bacula, and cloud-based backup solutions to ensure data integrity and availability.
• Network Configuration and Management: Design and maintain robust network topologies, configure firewalls, VPNs, DNS, and ensure secure and efficient communication between on-premise and cloud infrastructures.
• Hardware Lifecycle Management: Oversee the lifecycle of physical hardware, including provisioning, maintenance, troubleshooting, and eventual decommissioning, ensuring systems operate at optimal capacity.
• Storage Management: Administer storage solutions, both virtual and physical, including SAN/NAS and cloud storage, ensuring sufficient capacity and optimal performance.
• Comprehensive System Monitoring: Utilize tools such as Prometheus, Grafana, and Nagios to monitor the health, performance, and resource usage of Linux servers, virtualized environments, and cloud infrastructure.
• Centralized Logging: Implement centralized logging solutions such as ELK Stack or Splunk to aggregate logs from multiple sources, enabling rapid troubleshooting and system auditing.
• Alerting & Incident Response: Configure proactive alerting systems to detect and respond to potential failures, performance degradation, or security incidents, ensuring quick remediation to minimize impact.
• Team Leadership: Lead a team of skilled engineers, providing mentorship, training, and technical direction while ensuring high standards of quality and efficiency across all systems and processes.
• Cross-Functional Collaboration: Work closely with development, security, and product teams to align infrastructure with business needs, deliver scalable solutions, and ensure high standards of system reliability.
• Process Optimization: Continuously identify and implement improvements in workflows, tools, and best practices to increase efficiency, reduce costs, and enhance system reliability.
• Comprehensive Documentation: Maintain clear and thorough documentation for system architectures, operational procedures, and disaster recovery plans to ensure continuity and knowledge sharing.
• Regulatory Compliance: Ensure systems adhere to industry-specific regulatory standards (e.g., GDPR, SOC 2, HIPAA), conducting regular audits and implementing necessary controls for compliance.
• Strong experience with Linux administration, including system hardening, performance tuning, and security.
• Expertise in cloud infrastructure, virtualization, and container orchestration using Kubernetes.
• Proven leadership abilities in managing teams and coordinating with cross-functional departments.
• Deep knowledge of automation and orchestration tools such as Terraform, Ansible, and Jenkins.
• Ability to design and maintain scalable, highly available, and cost-effective infrastructures across both cloud and on-prem environments.

• Managing a team of Senior cloud techs, provide solutions to the critical upgrade projects and planned work
• Participate in Disaster Recovery, Migrations & Vmware Esxi upgrades projects
• Implement Dev-ops, Dockers, Containers & Open stack projects & automation through Python programming
• Design, install, administrate and optimize company servers and related components to achieve high results
• Service Delivery on Remote Infrastructure Management (RIM), IT Consolidation Projects
• Ongoing management of the server environment
• Where applicable, assist in overseeing the physical security, integrity, and safety of the server farm

• Installing / building maintaining Physical, Esxi & Virtual Machines
• Resolving end-user issues related to hardware, software & operating systems issues
• Responsible for trouble shooting LAN issues & Backups
• Providing Unix support to Internet Services Group, supporting 1500+ servers which hosts the application and databases of the wellsfargo.com site and other Wells Fargo applications
• Ensuring high availability of the entire environment
• Hardware support with vendor coordination
• Kernel Patching, OS upgrades, Currently supporting Patching of unix and windows servers
• Coordinate and collaborate with network engineering, business application, and database administration function to ensure availability, reliability, and scalability of corporate servers to meet business demands
• Perform file system configuration and management; define and perform server backups and recovery procedures