Sohail Riaz Email & Phone Number

Saudi Arabia

Saudi Arabia

Overseeing 15+ High-Performance Storage Clusters utilizing DDN Storage Hardware, DDN EXAScaler (Lustre) (2+ years), and IBM GPFS parallel filesystem (5+ years).Key Achievements:* Administering daily operations and providing on-call support for a range of supported hardware, including SFA7700, SFA12K, SFA14K, SFA18K, SFA7990X, SFA200NVX2, SFA400NVX2.* Playing a pivotal role in a team responsible for conducting Proof of Concepts (POC) and running benchmarks to ensure high performance.* Undertaking SAN component-level installations, monitoring, and maintenance, as well as storage provisioning for customer data centers. Managed storage-related servers, software, and devices.* Taking charge of the installation, management, upgrade, and troubleshooting of storage systems, RAID, volumes, servers, and fiber channel components.* Employing optimization and tuning strategies for storage components to achieve maximum performance.Developing scripts for monitoring and automating various tasks to enhance operational efficiency.

Key Contributor within the team, overseeing approximately 15 clusters with node counts ranging from 128 (11 Clusters) to 512 nodes (4 Clusters).Key Achievements:* Offering exceptional day-to-day support to Aramco's HPCC Team, managing a substantial infrastructure of over 4000 High-End PowerEdge Plain & Blade servers.* Taking the lead in first-line software support with the Linux High-Performance Computing Cluster Support team from ACS (DELL Partner), collaborating closely with Aramco's HPCC team.* Successfully deploying and currently administering Red Hat Enterprise Linux 4.x, 5.x, 6.x, 7.x as the primary OS for High-Power Computing Cluster operations.* Handling the installation and ongoing management of Cluster Management Software using Platform Manager 5.x (IBM), BrightOS 5.2, 6.0 (BrightComputing), xCat, and Cobbler (RedHat).* Contributing to the hardware/network team for the deployment of Infiniband Technology with Cisco & QLogic Series.* Managing the Qlogic Subnet Manager utilized for the administration of the Infiniband Network.* Collaborating with Saudi Aramco HPCC/ECC/ENOD teams and engaging with Platform Manager (IBM), Cluster Vision, Dell, and RedHat to address and resolve HPCC clusters related issues.* Playing a pivotal role in providing support on VMWare to SACS clients, including Royal Commission Saudi Arabia and Saudi Railways.

* Individually deployed High-Availability Servers for XuQa.com and PeanutLabs.com, incorporating Load Balancer technology across 30+ Web Servers to handle over 1 Million hits per day.* Deliver remote system administration services, overseeing the design, deployment, and maintenance of Linux-based server solutions for PeanutLabs.com and XuQa.com across a network of 50+ LAMP Servers.* Implement multiple layers of security measures for diverse servers, including Web Servers, Postfix Mail Server, MySQL Database, and NFS Servers.* Architect, deploy, and manage MySQL High-End Servers utilizing MySQL Cluster and Replication (Master to Master and Master to Slave) for the databases of XuQa.com and PeanutLabs.com.* Take charge of patching server software components to address and mitigate security vulnerabilities.* Leverage specialized troubleshooting skills, serving as the primary point of contact for team members regarding any issues.

Designed, implemented, and currently oversee two wired Computer Labs and one wireless Computer Lab, collectively comprising 150 nodes. The software infrastructure encompasses Red Hat Linux and Windows 2000 Advance Server-based Servers, along with Windows 2000 Professional and Red Hat Linux-based Workstations at individual nodes.Key Responsibilities:* Established MS Active Directory for centralized user management, incorporating roaming profiles and home directories. Implemented policies to prevent unauthorized system usage by users.* Configured Squid Proxy Server to fulfill the university's internet requirements using fiber optics, with comprehensive bandwidth management facilitated through bandwidth controllers.* Implemented a Firewall server based on Fedora Core 3, utilizing IPTABLES, SNORT, and PORT SENTRY to fortify the network against external attacks.* Actively manage the Oracle 9i Database Server, supporting applications for the Student Management System and Online Testing/Admission System.

Master Of Science (M.Sc.), Computer Science

Bachelor Of Science (B.Sc.), Computer Science