Tarun Singhal

• People lead and line manager for all Ops Engineers (full time and contractor's, onshore and offshore)
• Shape policy including for cloud migration, DevOps standards and performance metrics.
• Collaborated with senior leadership, Retail leads and other technology manager to drive business needs.
• Directed the migration of legacy systems to Azure, leading to a 90% improvement in system reliability and reducing operating cost.
• Collaborated with software development teams to refine CI/CD processes using Azure DevOps, resulting in a deployment frequency increase.
• Oversaw a strategic shift in DevOps on-prem platform tools migration to SaaS.
• Developed suggestions for technical process improvements to optimize resources.
• Developing and executing a comprehensive DevOps strategy that enhances collaboration between development and operations teams.
• Ensuring the integration of automated testing into the CI/CD pipeline to maintain code quality.
• Introduced Agile methodologies, enhancing team efficiency

Product Family Operations Engineer:

• Embedded with development teams, i work closely with Devs, QA, UI and Product owners.
• Create CI/CD pipelines for a variety of applications.
• Manage Production environments for business critical application
• Manage Akamai WAF and Bot managements security policies to block malicious traffic.
• Manage non production environments for variety of Dev, QA and business needs
• Manage and Sign off on production releases.
• Be point person for production incidents and major releases
• Maintained high availability for critical systems through disaster recovery planning and testing.
• Reduced downtime through proactive identification and resolution of performance bottlenecks in applications and systems.

Major Initiative Release Manager

• Manage execution checklist with all release, QA Steps and roll back strategies.
• Coordinate will all needed teams to ensure their availability and they are ready.
• Interact with leadership, business, service management and other team to manage communication and concerns

• Increased system reliability with proactive monitoring and timely issue resolution.
• Played an integral role in architecting scalable solutions that supported growing user bases while maintaining optimal performance levels.
• Enhanced platform performance by optimizing infrastructure and implementing automation tools.
• Implemented security best practices, safeguarding sensitive data and minimizing vulnerabilities.
• Planned and implemented upgrades to system hardware and software.
• Resolved issues and escalated problems with knowledgeable support and quality service.
• Provided technical leadership, mentoring junior engineers, and fostering a culture of knowledge-sharing within the team.
• Increased productivity through automation of routine tasks using scripting languages such as Shell and configuration management tool like Ansible,
• Spearheaded migration efforts to cloud-based platforms, reducing operational costs and increasing scalability.
• Orchestrated integration and communication of software upgrades.
• Delivered Tier 1 and Tier 2 support for problem identification, diagnosis and issue resolution.
• Led cross-functional teams in major system upgrades, ensuring minimal disruption to business operations.

• Collaborated with project managers, Architects and system integrators for planning and execution of new Projects.
• Oversaw new datacenter project to build 700+ AIX and RHEL systems.
• Devised scripts and automation tools to improve system efficiency.
• Planned and implemented upgrades to system hardware and software.
• Managed installation, configuration and support of Linux (RHEL and Centos) and Unix (AIX and Solaris) server and systems.
• Knowledge of virtualization technologies, such as IBM LPAR, DLPAR, Vmware and Solaris Zones.
• Responsible for helping application teams to deploy Application code (Java. J2ee) into the servers.
• Installed and Configured clustering technology including PowerHA/GPFS/VCS
• Performed troubleshooting and root cause analysis for Unix-related incidents.
• Perform SAN migration from EMC DMX to VMAX Storage.
• Working with LVM, RAID configuration, NIC Bonding, Mulitpathing in Linux and Unix environment.
• Managing Minimum Security Baseline and Vulnerability remediation on UNIX/LINUX Servers.
• Experience with Veritas Volume manager (VXVM) and native Logical Volume manager on AIX, Solaris and Linux.

• Installation, Configuration and Troubleshooting of RHEL and Solaris Operating system.
• Standardized configuration management across all Unix servers using automation tools like Puppet or Ansible, significantly reducing manual intervention while improving consistency and compliance adherence.
• Planned and implemented upgrades to system hardware and software.
• Managing paging space, changing attributes of paging space, increasing paging
• Worked on Oracle Virtualization Ldom and Zones.
• Performing user, group administration and performing user account management.
• Mirroring the volume group, Migrating physical volumes, increasing the size of file system, reducing the size
  of file system in AIX, create the non root volume group, create the logical volumes, create the file systems.