Tochi Efienokwu
Support Specialist
6+ years exp
Python
SQL
JavaScript
PowerShell
Bash
Active 5 days ago
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Overview
Technical skills
Timeline
Roles
Overview
Technical Support Specialist with 9+ years of experience providing Tier 1 through Tier 3 support for Windows, macOS, Linux, and enterprise infrastructure. Hands-on support across incident/service request management (ServiceNow and Jira Service Management), identity platforms (Active Directory and Microsoft Entra ID), and cloud SaaS environments including AWS, Azure, and Microsoft 365. Also supports Windows Server and VMware environments and uses scripting tools such as PowerShell and Bash to automate operational tasks.
Technical skills
Python
SQL
JavaScript
PowerShell• Senior • 6y+
Bash• Middle • 3y+
Databases
MySQL
Oracle
MS SQL• 6y+
DevOps
Azure DevOps
GCP
Kubernetes
SLI/SLO/SLA
Terraform
Rest API• 6y+
VMWare• 6y+
Windows Server• 6y+
AWS• 3y+
Azure• 3y+
Cybersecurity
BeyondTrust• 9y+
Microsoft Entra ID• 9y+
Timeline
Technical Support Specialist
•
Middle
McKesson
•
Full-Time
Handled complex L2/L3 incidents across Windows, macOS, and Linux by performing root-cause analysis and log-based troubleshooting. Managed incident and service request workflows in ServiceNow and Jira Service Management while maintaining SLA compliance and escalations. Administered Active Directory and Microsoft Entra ID tasks such as provisioning, password resets, and access support, and provided infrastructure and network support including VPN and remote desktop tools. Supported AWS, Azure, and Microsoft 365 authentication, integration, and performance issues, and automated repeat operations with PowerShell and Bash.
AWS
Azure
Microsoft Entra ID
Jira
PowerShell
Bash
Support Engineer
•
Middle
Dell Technologies
•
Full-Time
Provided L2 support for internal business applications and operational systems, troubleshooting Windows and macOS issues to minimize service disruption. Investigated application, API, and integration problems using log analysis, performing structured root-cause investigation and escalating to engineering when needed. Managed incident and service request lifecycles in Jira Service Management and ServiceNow with strict SLA adherence. Supported Windows Server services, VMware environments (vCenter/virtual platforms), and Microsoft SQL Server plus IIS and REST API integrations, and automated parts of troubleshooting/reporting using PowerShell.
Jirasince 2020
Windows Server
VMWare
MS SQL
Rest API
PowerShellsince 2020
Help Desk / Desktop Support Specialist
•
Middle
Cortek
•
Full-Time
Delivered Tier 1 to advanced Tier 3 desktop and endpoint support via phone, email, chat, and remote tools, resolving incidents escalated beyond the help desk. Reproduced issues in controlled environments to identify root causes and implement lasting fixes across PC, server, and mainframe-related user problems. Administered Active Directory and Microsoft Entra ID for onboarding, access requests, and authentication-related troubleshooting. Supported secure remote access using BeyondTrust and handled device and security workflows such as compliance, encryption policies, and VPN connectivity.
Microsoft Entra IDsince 2017
BeyondTrust
Babcock University
Bachelor's Degree •
Computer Science