Tammie Kowalski
IT Manager /Helpdesk Specialist
Resume
Job History
2008-Present
Luse Contracting Group
IT Manager
Provide Tier 1–3 support for 100+ employees, resolving hardware, software, and network issues with a 98% customer satisfaction rating.
Migrated business from on prem to Office 365
- Migrated Exchange to Exchange Online (mailboxes, distribution groups, etc.)
- Moved file shares to OneDrive/SharePoint Online
- Integrated and replaced Active Directory with Azure AD
- Set up Intune for device management
- Implemented security features like MFA, Conditional Access, and Defender for Office 365
- Trained users on Teams, OneDrive, and other M365 tools
2001-2006
Pressure Sensitive Materials
Network Administrator
Business transitioned from a single-node setup to a full network infrastructure using Windows NT 4.0 and Microsoft Proxy Server.
- Domain Controller: NT 4.0 introduced centralized user and resource management via NT Domains.
- User Authentication: Implemented NTLM for secure login and access control.
- File and Print Services: Centralized file storage and shared printers.
- Group Policies (limited compared to later versions): Basic control over user environments.
- Implemented Microsoft Proxy Server
- Internet Access Control: Allowed internal users to access the internet through a single gateway.
- Caching: Improved performance by storing frequently accessed web content.
- Security: Provided basic firewall capabilities and access restrictions.
- Logging and Monitoring: Enabled tracking of user activity and bandwidth usage.
1999-2001
Lead Technician
Adaptechs
Led technical operations for a local computer service business, specializing in custom-built systems, hardware repairs, and troubleshooting software.
- Built and repaired desktop and laptop computers tailored to client specifications and performance needs.
- Installed and configured home and business networks, including routers, switches, and wireless access points.
- Set up and maintained printers as well as peripheral devices across various environments.
- Provided technical consultation and support to clients, ensuring reliable system performance and customer satisfaction.
1984-1998
United States Post Office
City Mail Carrier
- Delivered mail and packages to residential and business addresses with accuracy and timeliness.
- Managed a designated route, ensuring consistent service and adapting to weather and traffic conditions.
- Maintained detailed records of deliveries, pickups, and customer interactions.
- Provided excellent customer service, resolving delivery issues and answering inquiries.
- Ensured compliance with postal regulations and safety procedures.
- Operated postal vehicles and handheld scanners for tracking and verification.
- Supported team operations during peak periods and trained new staff on route procedures.
Education
1998-1999
Network Specialist
- Technical Proficiency:
Strong understanding of networking concepts, protocols (TCP/IP, etc.), hardware, and software.
- Troubleshooting Skills:
Ability to diagnose and resolve network issues efficiently.
- Problem-Solving Abilities:
Analytical thinking and the capacity to find creative solutions to complex problems.
- Communication Skills:
Ability to explain technical concepts clearly to both technical and non-technical users.
- Security Awareness:
Knowledge of security best practices and the ability to implement and maintain security protocols.
1972-1976
Romeoville High School
Honor Roll, 4-Year Varsity Athlete, Wood shop, Auto shop
Skills
Office 365
Active Directory
Network Infastructure
VPN
Troubleshooting
Remote Support
Computer & Laptop Setup/ Reconfigure
Help Desk
Documentation
Coding Skills
PowerShell
IntuneWinAppUtil
Advanced Installer
Orca
Knowledges
- Office 365
- Unifi
- 3CX
- Networking
- Time Management
- Programming
- Problem-Solving
- Documentation
- Communication
- PowerShell
Certificates
CompTia