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Javeed Miyadad

AIX/Linux & AWS operations Engineer with 5.3 Years of Experience

Summary

                Proven Success in Systems Optimization and Strategic IT Solutions

Multi-certified (IBM AIX 7.1 , AWS Solutions Architect) systems administrator with strong experience managing server infrastructures and data-center operations across AIX, Solaris and Linux platforms. Effectively plan, install, configure and optimize IT infrastructures to achieve high availability and performance both on Traditional and Cloud Infrastructures
Proven ability to create and deliver solutions tied to business growth Organizational development and systems/network optimization. Skilled problem identifier and troubleshooter comfortable managing systems, projects and teams in a range of  IT environments.

Work experience

Nov 2016Present

Systems Engineer

TATA Consultancy Services

Working in a US financial project as a Unix, Linux and AWS Cloud operations Engineer.

  • AIX Operations includes
    • Monitoring CPU Alerts from the operations team and making sure it is below the set threshold value and follow up with the team who are using most of it.
    • Likewise checking swap alerts and rebooting the server in cases of swap full issues after getting approval from the right teams
    • Worked on file system alerts and extending the file systems wherever required.
    • SAN Storage Requests, troubleshooting LUN issues on server
    • Maintaining LVM, File system creation and extensions.
    • User management requests like ID unlock, ID deletion, providing sudo, kerberizing IDs for Hadoop server authentications
    • Performing Server migrations on quarterly basis in the maintenance window from versions 6.1 to 7.1
    • On monthly maintenance window, worked on patching servers to the new TL available
    • Done server decommissions which were either migrated to other environment or became unsupported
    • Updated the VIO servers on half yearly basis to make sure we are using the updated version.
    • Performed DLPAR operations for memory and CPU upgrades as requested by the Application team depending upon their requirement.
    • Handled several multiple calls for Hardware replacement calls like, disk replacements, fan replacements and co-ordinated with the on site field engineer in order to replace the part.
    • Worked on Live partition mobility LPM operations while moving  the existing frame on power 7 to power 8 hardware
    • Worked on ASM storage requests and provided the ASM storage to the oracle team.
    • Migrated existing lpar to the new VIO server from VSCSI to NPIV.

Linux Operations includes: 

  • Provided second and third-level technical support in a mixed Windows 2k and Linux environment.
  • Monitored the CPU, SWAP and file system alerts and resolved any inconsistencies occurred.
  • User and group management by modifying their properties or removing them when I got any request.
  • LVM management
  • Backup and restore using tar and scp
  • Changing Kernel parameters as per the user requirement.
  • Server build management. 
  • Developed Unix shell scripts for regular and periodic jobs and also for system admin jobs
  • Performed Upgrades on Red hat Linux when ever required
  • Troubleshooting kernel related issues and server performance issues
  • Kernel patching
  • Adding route entries for server access from different zones
  • NFS Configuration
  • Taking snapshots in the environment
  • Managing Package installation/upgradation using Yum or RPM
  • Raising SAN storage request for ASM lun assignment for oracle DB team.
  • Managed, monitored and tested individual and group user access privileges and security. User ID cloning, APP and DB Connectivity issues, Sudo permission requests.
  • Vmware tools upgrade after server patching activity happens.
  • Worked with the UCS team on both physical as well as virtual server patching.
  • Resolved vCenter alarm tickets which are triggered for the swap memory issues in the pool.
  • Profound knowledge on iptables.
  • Working with Redhat vendor for troubleshooting the P1 related issues.

VMWare Operations for Linux includes

  • Storage VMotion for replicated and Non-replicated data stores
  • Creating memory resource pools for dedicated servers
  • Creating new data stores from cluster end
  • Adding disks, nicks from VCenter
  • CPU and Memory upgrades
  • AWS Operations includes 

    • Responsible for implementing and supporting the cloud based infrastructure and its solutions
    • Proficient in AWS services like VPC, EC2, S3, ELB, Autoscaling, EBS, RDS, IAM, cloud formation, Route 53, CloudWatch, cloudFront, Cloud Trail.
    • Experiance in creating multiple VPC's and Public and Private subnets as per the requirement and distribute them as groups into various AZ's of the VPC
    • Created NAT gateways and instances to allow communication from the private instances to the internet through bastion hosts
    • Used security groups, network ACL's internet gateways and route tables to ensure a secure zone for organization in AWS public cloud 
    • Created and configured elastic load balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and highly available environment
    • Configured S3 buckets with various life cycle policies to archieve the infrequently accessed data to storage classes based on requirement
    • Possess good knowledge in creating and launching EC2 instances using AMIs of Linux, Ubuntu and wrote basic bootstrap codes
    • Used IAM for creating roles, users, groups and also implemented MFA to provide additional security to AWS account and its resources.
    • Maintained the monitoring and alerting of production and corporate servers using cloud watch service.
    • Created EBS volumes for storing application files for use with EC2 instances whenever they are mounted on them.
    • Created Snapshots to take backups of the volumes and also images to store launch configuration of the EC2 instances.
    • Good knowledge on writing cloud formation templates in JSON to create custom VPC, subnets, NAT to ensure successful deployment of web applications.
    • Implemented domain name service DNS through route 53 to have highly available and scalable applications.
    • Profound knowledge on server and DB migration services like AWS application discovery service, AWS server migration service, AWS database migration service.
    • Good knowledge on Data Transfer services like S3 transfer acceleration, AWS Direct connect, Amazon Kinesis firehose, AWS Storage and file gateway.
Jun 2013Oct 2016

Analyst

HCL Technologies
  • Handling both L1 and L2 operations in AIX environment and L1 operations alone in Linux Environment.
  • Linux Operations includes file system size issues, server hung issues, Patching, CPU and file system monitoring.
  • AIX operations includes, Server Building and BOS Installations from NIM
  • Configuration and administration of Logical Volume Manager
  • AIX Patching & package administration
  • Performance Monitoring and tuning
  • Worked on Disk replacement calls,
  • HMC with physical server connection issues, system backup and restore & System dumps,
  • Handling PRM and PMH issues with IBM for RCA’s for Hung issues,
  • Working on User administration tickets, file system issues.
  • Configuring SAN storage and assignment to file system.
  • Server Decommissions.
  • HMC upgrade and its operations.
  • Team Size: 3

Education

Aug 2011Nov 2012

M Sc in Software Engineering

University of Greenwich -- London
  • Specialization in Visual Interactive Processing
  • Software Tools and Techniques
  • Operating Systems and Application Server Security
  • Software Engineering Management
  • Mobile Application Development
  • Business Intelligence
  • Data warehousing,
  • Enterprise Software Engineering Development
Sep 2007May 2011

B Tech in Computer Science & Engineering

JNTU - Kakinada
  • C, C++ and JAVA Programming
  • Database Management Systems
  • Software Testing
  • Web Technologies
  • Information Security
  • Artificial Intelligence
  • Unix & Shell Programming,
  • Computer Graphics
  • Network Programming

Certifications

Nov 2017Nov 2019

AWS Certified Solutions Architect - Associate

Amazon
Oct 2015Present

IBM AIX 7.1 System Administrator

IBM Corporation