Summary
Overview
Work History
Education
Skills
Certification
Awards
Timeline
Generic

Ashok Doraiswamy

US Citizen

Summary

Strategic IT Leader with over 20 years of hands-on experience managing Unix/Linux systems, cloud infrastructure (AWS, Azure, GCP), and enterprise IT operations. Demonstrated success in leading global teams, driving automation, and ensuring InfoSec compliance to achieve high availability, cost efficiency, and operational excellence. Consistently recognized with multiple awards for leadership, service delivery, and effective cross-functional collaboration.

Overview

26
26
years of professional experience
1
1
Certification

Work History

Manager, Global Unix & Linux

INGRAM MICRO
07.2019 - Current
  • Hands-on experience with Linux and Unix systems, including design, installation, and upgrades, with a strong focus on maintaining up-to-date operating systems and ensuring monthly patch compliance.
  • Experienced in working with high-availability products including design and upgrades, with a focus on reducing physical server footprint through virtualization and consolidating data management.
  • Implement all InfoSec policies for all instances in AWS, GCP, and Azure, monitor compliance with these policies, and set up notifications for any violations.
  • Proficient in setting up and managing Nginx, Kubernetes clusters, MongoDB, and handling deployments.
  • Automated various InfoSec requirements to ensure that all the systems remain compliant with the InfoSec guidelines at all times.
  • Led the successful establishment of a new offshore environment and managing a global team of 15 Engineers, ensuring 24/7 operational support and seamless service continuity.
  • Proficient in setting up and managing Nginx, Kubernetes clusters, MongoDB, and handling deployments.
  • Identified routine operational tasks and implemented automation, resulting in a 10% reduction in man-hours.
  • Maintained a monthly patching rate above 95%, ensuring zero critical and medium vulnerabilities within the designated patch cycle.
  • Enhanced system availability to 99.8% by implementing proactive monitoring and establishing aggressive MTTR (Mean Time to Resolve) measures
  • Coordinated all Server changes in ServiceNow to ensure incidents and change requests were compliant with ITIL
  • Supervised all hardware and software renewals, successfully negotiating additional discounts from vendors and reducing licensing costs through consolidation.

Lead Infrastructure Engineer

INGRAM MICRO
03.2013 - 07.2019
  • Led Linux/UNIX Systems Engineering and Operations projects, covering systems design, deployment, and full lifecycle management. Conducted Business Continuity Planning across diverse environments with SUSE, SUSE Manager, Red Hat, Oracle, Debian, Ubuntu Linux, Window, VDI, VMware, HP, AIX, VIO, PowerVM, Cisco UCS and Solaris Volume Manager/File Systems.
  • Organized, prioritized, and delegated tasks to ensure alignment with project objectives and schedules.
  • Coordinated collaboration across various IT teams for project execution, product updates, patches, issue resolution, and enhancements. Ensured adherence to procedures, swiftly resolved technical challenges, and monitored service partner performance.
  • Ensured all systems were compliant with SOX, PCI, and ITSM controls.
  • Proficient in managing mission-critical applications such as SAP, SeeBurger, Tibco, and MQ in a global enterprise environment.
  • Possesses a solid understanding of system and network architecture, OS internals, system fundamentals, and expertise in shell scripting.
  • Skilled at managing multiple concurrent projects while effectively balancing competing demands.
  • Installing and maintaining the VMware environment. successfully completing numerous P2V to reduce the physical hardware and license cost.
  • Worked closely with the storage team to migrate various storage solutions, including EMC VMAX, XtremIO, PowerMax, and IBM systems.

Sr Technical Analyst

CITI Bank
07.2005 - 03.2013
  • Designed and implemented RS/6000,P5,P6,P7 servers, including VIO servers and NIM Master servers.
  • Led Solaris to AIX migration from VCS to Oracle RAC, establishing a new AIX environment with ASM devices for Oracle RAC. Set up GPFS and PowerHA
  • Managed several critical projects (AIX/Linux/Solaris) within consumer groups.
  • Guided AIX migration from 5.2 to 5.3 / 5.3 to 6.1, handling patching in both development and production environments with comprehensive documentation. Also involved in Solaris/Linux Patching.
  • Contributed to various data center consolidation projects within the USA.
  • Directed the security software project (Boks/Powerbroker) in AIX/Solaris/Linux environments.

Sr. System Administrator

Arrowhead General Insurance Agency Inc
12.2002 - 07.2005
  • Designed, installed, and maintained AIX 5.1/5.2(RS/6000), Solaris 9, Red-hat Enterprise Linux Operating Systems
  • Played a key role in designing the Oracle database file system layout, configuring RMAN with Legato Storage Manager, and performing Oracle installations in the test server while setting up databases.
  • Offered technical expertise in administering UNIX-based systems encompassing AIX 4.3.3 & 5.1/5.2, Solaris 9, Linux, and SUN Volume Manager (Disk Suite)
  • Installed and Configured Trend IMS Spam filter, postfix, and Named with Chroot. Developed scripts for automating routine administrative tasks.
  • Installed Red-hat Enterprise/Fedora, configuring Apache/Tomcat, and MySQL setups.

Sr. System Administrator

Software Research Group
01.2000 - 12.2002
  • During this period, I worked with two distinct clients on separate projects, successfully delivering all assigned projects punctually.
  • Client: Marquez Brothers International Inc, San Jose
  • Client: TRADAQ, Santa Clara

Education

Bachelor of Engineering - Computer Science

Skills

  • Cloud Platforms
  • Unix/Linux Infrastructure
  • InfoSec Compliance
  • Automation
  • ITIL/Change Management
  • High Availability Systems
  • VMware
  • SAP/Oracle/MQ
  • Vendor Management
  • Global Team Leadership

Certification

  • IBM Certified AIX Admin
  • Sun Certified Solaris Admin
  • MCP

Awards

🏅 Star Associate & Mediator – Ingram Micro
🏆 DAZZLE & PRAISE Awards – CITI Bank

 

Timeline

Manager, Global Unix & Linux

INGRAM MICRO
07.2019 - Current

Lead Infrastructure Engineer

INGRAM MICRO
03.2013 - 07.2019

Sr Technical Analyst

CITI Bank
07.2005 - 03.2013

Sr. System Administrator

Arrowhead General Insurance Agency Inc
12.2002 - 07.2005

Sr. System Administrator

Software Research Group
01.2000 - 12.2002

Bachelor of Engineering - Computer Science

Ashok Doraiswamy