KARAM SINGH

Designed and implemented IaC solutions using Terraform and Ansible for multicloud (AWS, Azure, GCP). Automated infrastructure provisioning and configuration on GCP/AWS, cutting deployment time by 25% with Jenkins and GitLab CI. Architected IoT infrastructure on AWS, ensured AKS/GKE updates, and migrated legacy apps like Jenkins and Kafka. Developed access/configuration management, monitored GCP environments, supported AWS/Azure platforms, and optimized cloud costs with FinOps practices.

Implemented Azure AD solutions (MFA, SSO, PIM) for 50+ apps using SAML/OAuth; managed IAM with Terraform. Migrated apps (Jira, GitLab) across Azure tenants with zero data loss. Deployed hybrid infrastructures, migrating on-prem systems (Exchange, SharePoint, VMs) to Azure, cutting costs. Built Hyper-V production setups, including clustered SQL servers and monitoring. Automated backups/monitoring with Veeam/Zabbix. Enhanced CI/CD pipelines, integrated federated identity, and documented scalable designs.

Administered Linux systems (RHEL, CentOS, OEL, SLES) and VMware/ESXi, including automation, DRS, and backups. Deployed IBM BigFix for automated patching, boosting coverage and reducing manual effort. Ensured compliance with IBM security policies (ITCS300, GSD331, ITCS104) with zero audit exposures. Maintained SLA adherence, resolved operational defects, and updated a Known Error Database. Conducted technical sessions, developed automation to reduce errors, and enforced structured change management.

Deployed development environments for mission-critical IaaS/SaaS apps. Administered Oracle Enterprise Manager (OEM) Cloud for monitoring, patching, and reporting. Built global infrastructure servers (Proxy, SMTP, NTP, LDAP). Created IQ/OQ deployment docs, planned Linux patches with OEM/Ksplice, and handled Oracle VM installations, upgrades, and configurations. Managed networks, storage (SAN/File Server), and McAfee ePO. Ensured compliance, improved security, and planned resources with project managers.

Managed lift-and-shift project transitions, transforming them into steady-state operations. Conducted knowledge transfer sessions for support teams. Provided 24x7 technical support for Linux/VMware, including installation, patching, and hardware upgrades. Planned DR strategies and backup/recovery for British Gas and Rogers. Automated tasks with Bash scripting, performed RCA, OS hardening (GSD331/ISEC GTAA), and ensured compliance with SOC II, PCI, HIPAA, and ISO27001. Delivered SLA-aligned outcomes.

Project Leader - NYSE Project

Assistant Manager - System Support

Sr. System Administrator

Systems Administrator