Marvin Okoko
Windsor,ON
Summary
Computer Programmer /Senior IT Analyst with 6+ years of experience in infrastructure support, systems administration, and network security. Skilled in Windows Servers, VMware vSphere, Microsoft 365, Extreme Networks, Checkpoint firewalls, Mitel systems, SQL administration, and automation with PowerShell/Python. Strong background in ERP/MES integration and delivering secure, scalable IT solutions.
Overview
9
9
years of professional experience
Work History
Computer Programmer/Senior IT Analyst
Centerline LTD
Windsor, Ontario
09.2020 - Current
- Administered and optimized ERP (Epicor) and MES systems, creating 10+ custom dashboards that improved production tracking by 25%.
- Provided infrastructure and IT systems support (Windows servers, desktops, VMware, Microsoft 365), maintaining efficient system uptime.
- Diagnosed and resolved over 100 infrastructure, networking, and application issues annually, reducing average downtime to under 2 hours.
- Configured and supported Extreme Networks and Check Point security appliances, strengthening the corporate network security posture.
- Collaborated with production, quality, and IT teams to streamline.
- Coordinated four major IT project rollouts with global teams, delivering on time and ahead of schedule. Workflows, reducing process delays by 15%.
- Authored 50+ technical documents for installation, troubleshooting, and maintenance, improving new staff onboarding efficiency by 30%.
IT Technician
St. Clair College
Windsor, Ontario
05.2016 - 06.2017
- Installed, maintained, and supported IT infrastructure and software for 50+ users, achieving a 95% first-resolution rate.
- Delivered 20+ IT training sessions on Cybersecurity and data protection.
- Assisted with server administration, workstation setup, and user account management, improving operational reliability.
Education
Associate of Applied Science - Computer Systems Networking Technology
St.Clair College
Windsor, ON04-2018
Skills
- Infrastructure and systems: Windows Server, Active Directory, VMware vSphere, Azure, IIS
- Networking and security: Extreme Networks, Checkpoint, Mitel, VPN, TCP/IP
- Enterprise systems: Microsoft 365, SAP, Epicor ERP, MES integration
- Database and development: SQL, C#, Python, JavaScript, PowerShell
- IT operations: installation, troubleshooting, performance optimization, disaster recovery, system monitoring
- Soft skills: cross-functional collaboration, problem-solving, technical documentation, and training delivery
Timeline
Computer Programmer/Senior IT Analyst
Centerline LTD
09.2020 - Current
IT Technician
St. Clair College
05.2016 - 06.2017
Associate of Applied Science - Computer Systems Networking Technology
St.Clair College
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