Summary
Overview
Work History
Education
Skills
Certification
Disclaimer
Personal Information
Timeline
Generic

Samraj Melwin

Adelaide,SA

Summary

Results-oriented and highly skilled IT Professional with 16+ years of experience including IT Infrastructure management, Data Center Migration, designing, implementing, and optimizing solutions across public, private, and hybrid environments. Adept at leveraging industry-leading platforms such as Amazon Web Services (AWS) and Microsoft Azure to deliver scalable, secure, and cost-efficient cloud architecture. I have a proven track record in cloud migrations, resource optimization, and cloud security.

Overview

18
18
years of professional experience
1
1
Certification

Work History

Cloud Engineer

AC3
Adelaide, SA
06.2022 - 05.2024
  • Collaborate with customers to optimize AWS and Azure environments based on performance evaluations
  • Manage both Windows and Linux workloads across cloud and VMware platforms
  • Validate and renew SSL certs, manage support and trouble shoot web applications running on nginx and tomcat
  • Good hands-on experience working with automation and scheduling Jenkins jobs
  • User management and trouble shoot database related issues on RDS clusters
  • Troubleshoot cloud-related issues using CloudWatch alarms, alerts, and metric logs
  • Open support cases and work closely with vendor teams to resolve technical issues within agreed SLAs
  • Proactively address notifications related to hardware depreciation and End of Life (EOL) from AWS
  • Perform Windows patching using BigFix and Linux patching via Red Hat Satellite servers; troubleshoot any post-patching issues
  • Investigate and resolve cloud billing-related issues using tools like Cloud Health and ParkMyCloud
  • Create, test, and deliver AWS (EC2) and Azure virtual machines, ensuring timely project delivery within agreed SLAs
  • Implement proof of concepts to validate cloud architecture, concepts, and requirements
  • Conduct regular audits for unused resources and clean them up following monthly or quarterly reviews with business teams
  • Test and deliver highly available disaster recovery solutions in AWS & Azure to meet the customer SLA requirements
  • Configure the appropriate VMs, storage, and network in AWS to support the customer workloads moving to AWS

Cloud Engineer

DXC Technology India Private Limited
Chennai, India
09.2018 - 09.2021
  • Build VPC from scratch, creating private and public subnets, security groups, network access lists, configuring internet gateways, and creating AMIs
  • Manage and administer Azure cloud infrastructure for 200+ virtual machines, ensuring high availability and optimal performance
  • Configure and maintain Azure Active Directory (AAD) for user and access management, enabling secure authentication and authorization
  • Deploy and manage Azure Virtual Networks (VNets), VPN Gateways, and Network Security Groups (NSGs) for secure, isolated cloud environments
  • Manage Azure Resource Groups, provisioning and configuring resources such as VMs, storage accounts, and network interfaces
  • Configure the appropriate VMs, storage, and network in AWS to support customer workloads migrating to AWS
  • Participate in architectural discussions to build confidence and ensure customer success when building and migrating applications to the AWS platform
  • Implement Role-Based Access Control (RBAC) and Identity and Access Management (IAM) policies to enforce security best practices in both Azure and AWS
  • Enforce password complexity and account lockout policies through Active Directory for user access management
  • Fix security gaps for Linux and Windows servers through vulnerability scans provided by audit teams
  • Proactively monitor resources and applications using AWS CloudWatch, creating alarms for metrics such as EBS, EC2, ELB, RDS, and S3, with notifications based on defined events
  • Provide Level 2 support for Azure-related issues, troubleshooting VM performance, storage issues, and networking configurations
  • Implement highly available and disaster recovery solutions in AWS to meet customer SLA requirements
  • Assist in the design and implementation of disaster recovery plans, including Azure Site Recovery and backup solutions
  • Create business continuity, failover, and run-book documentation for large Unix environments
  • Troubleshoot and resolve configuration/setup issues, collaborating with relevant teams to correct any problems
  • Provide Problem Management support, including Root Cause Analysis (RCA) for client-impacting incidents and troubleshooting complex issues to address root causes
  • Manage Windows and Linux servers through the ESXi VMware console, handling building, cloning, migration, and storage management for both server types

Senior Engineer

DXC Technology India Private Limited
Chennai, India
09.2006 - 08.2021
  • Expertise in IBM AIX Data Centre Consolidation and Move Projects, particularly in planning and executing large-scale migrations, optimizing system architecture, and enhancing operational efficiency
  • Performed strategic capacity analysis to ensure systems are running at optimal performance levels to meet current and future business needs
  • Hands-on experience in Frame Firmware upgrades and managing Virtual I/O Server (VIOS) upgrades to ensure infrastructure remains up-to-date and secure
  • Led EMC Power Path implementation and NPIV model conversion for complex virtualized environments, streamlining storage management and increasing system reliability
  • Managed and converted NPIV and vscsi models across 60+ AIX frames, ensuring seamless integration with critical business applications
  • Oversaw virtualization of over 750+ LPARS running on AIX frames, ensuring minimal downtime during critical migrations and application upgrades
  • Good Experience setting up and managing GPFS (General Parallel File System), Veritas, and PowerHA clusters, ensuring high availability and disaster recovery for mission-critical applications
  • Expert in HMC configuration, management, and performing regular HMC upgrades to maintain optimal performance and system compatibility
  • Contributed to the administration and support of 1000+ physical and logical servers, providing both proactive and reactive maintenance
  • Virtual I/O Server (VIOS) Administration: Involved in the installation, configuration, and patching of Virtual I/O Servers (VIOS) to enhance the virtualized environment
  • Skilled in creating and configuring several Logical Partitions (LPARs) on pSeries servers via HMC, improving resource allocation and operational flexibility
  • Conducted quarterly patching for AIX servers to ensure security and performance compliance
  • Collaborated with infrastructure and consulting teams for the setup of new servers, ensuring proper integration and minimal disruptions
  • Managed change and problem tickets for scheduled tasks like POWERHA testing, patching, upgrades, migrations, and unscheduled incidents such as hardware failures
  • Successfully migrated 500+ AIX servers from version 6.1 to 7.1 with minimal downtime, ensuring seamless transition and continued system performance
  • Extensive experience in AIX 7.1, 6.1, and 5.3 installation, configuration, and administration, ensuring system optimization and compliance
  • Expertise in installing and configuring Virtual I/O Server (VIOS) to facilitate virtualization and improve server resource utilization
  • Proficient in managing and configuring HMC for logical partitioning, system monitoring, and troubleshooting
  • Knowledgeable in partitioning technologies such as LPAR, DLPAR, and micro-partitioning, implementing and managing virtual environments on pSeries servers
  • Proficient in performance monitoring, tuning, and optimization of UNIX servers, ensuring efficient system resources allocation
  • Applied security hardening and kernel tuning to ensure IBM AIX systems are secure, resilient, and optimized for performance
  • Extensive experience managing Power Systems and LPARs using HMC to streamline server resources and enhance overall performance
  • Deep knowledge of SAN LUN management within EMC environments, improving storage accessibility, redundancy, and system uptime
  • Good understanding of ITIL processes, ensuring service management and IT operations follow best practices for efficiency and service delivery
  • Proficient in using Ansible for automating deployment, configuration management, and orchestration across UNIX and AIX environments
  • Streamlined system configuration and ensured consistent and repeatable tasks to optimize server provisioning and maintenance

Education

Bachelor of Electronics Science -

University of Madras

Skills

  • AWS
  • Kubernetes
  • Azure
  • Linux Administration
  • Ansible
  • Windows Administration
  • M365 Administration
  • Security/Server Hardening
  • Microsoft Intune
  • ITIL

Certification

  • AWS Certified Solutions Architect – Associate
  • Red Hat Certified Engineer

Disclaimer

I hereby declare that the above information is true to the best of my knowledge and belief. I affirmatively confirm that if given an opportunity to work in your esteemed organization, I will deliver my full potential in all my endeavors.

Personal Information

Visa Status: Permanent Resident

Timeline

Cloud Engineer

AC3
06.2022 - 05.2024

Cloud Engineer

DXC Technology India Private Limited
09.2018 - 09.2021

Senior Engineer

DXC Technology India Private Limited
09.2006 - 08.2021

Bachelor of Electronics Science -

University of Madras

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Samraj Melwin