System Administrator
Resume:
ADAM TRUSZKOWSKI
CONTACT
************@*****.***
Wallington, New Jersey 07057
SKILLS
IT Support
Administration
Networking
Network Architecture
Firewall Configuration
Linux Administration
Vmware
Virtualization Technologies
Active Directory
Windows Server 2009 - 2016
Security Management
IT Security Protocols
Cisco switch management
Dell Poweredge servers
Fortigate Routers
Netgate Routers
BSD System Administration
TrueNas Storage Management
Hardware Troubleshooting
PROFESSIONAL SUMMARY
Seasoned IT Systems Administrator with a proven track record at Historic Films LLC, showcasing expertise in Linux Administration and a knack for effective problem-solving. Excelled in deploying robust virtualization solutions and enhancing IT security protocols, significantly improving system efficiency. Renowned for exceptional IT support and adept at fostering technological advancements.
EXPERIENCE
May 2011 - Present
IT Systems Administrator
Historic Films LLC, Greenport
Admin of the small network with a mixed environment for the MAC, Windows, and Linux workstations
System admin of the 6x Unix servers (under BSD) and Windows 2008
Wrote scripts to automate system administration tasks
Implemented backup strategies with tape libraries to ensure data protection and recovery
Provided technical support for storage systems like SAN and NAS to ensure optimal performance and reliability
Developed scripts using languages such as Bash or Python for automation purposes across multiple locations
Performed troubleshooting of hardware issues related to storage infrastructure components
Installed software packages from source code or package repositories
Troubleshooted software-related issues with BSD systems servers in a production environment
Managed virtualization platforms
Performed troubleshooting of complex network issues
Designed and deployed LAN and WAN solutions in accordance with customer requirements
Configured, monitored, and maintained routers, switches, firewalls, and wireless access points
Maintained and administered computer networks and related computing environments
Performed data backups and disaster recovery operations
Monitored network performance to determine whether adjustments needed to be made and to determine where changes needed to be made in the future.
June 2021 - Present
Data Center Engineer
Whitelabel IT Solutions, Hackensack
Deployed new hardware components such as servers, storage devices into production environment
Performed regular maintenance activities such as firmware upgrades on various hardware components like UPS units and PDUs
Managed patching process for all Data Center Servers
Performed OS installation, configuration of Windows server 2008, 2012, 2016 on physical and virtual systems
Troubleshot hardware problems with Dell EMC PowerEdge Servers and Storage Arrays
Configured VLANs, ACLs and other networking features in Cisco routers and switches
Analyzed existing IT infrastructure to identify potential performance issues and suggest improvements
Developed and implemented VMware virtualization solutions for multiple clients
Managed storage resources including LUN masking and unmasking operations on SANs connected to ESXi hosts via iSCSI or Fibre Channel Protocols
Monitored and tuned the performance of VMware vSphere environments
Optimized VM resource utilization by configuring CPU and memory reservations and shares according to business requirements
Designed and deployed infrastructure services such as DNS, DHCP, NTP, FTP on VMware platforms
Participated in 24 and 7 on-call rotation to provide after-hours support when needed
Created documentation related to system architecture design, implementation procedures, and user guides for new systems deployed into a production environment
Troubleshooted hardware-related issues with Dell PowerEdge servers in a production environment.
September 2005 - December 2008
IT Systems Administrator
WHATNOT LTD, Sag Harbor
Troubleshoot network connectivity issues, including LANs, WANs, and VPNs
Redesigned and re-installed local network
Re-designed custom email system under Novell Groupwise
Performed daily backups of critical data using tape backup solutions
Developed scripts to automate routine tasks such as OS patching and system maintenance
Monitored system performance and proactively address any potential problems or weaknesses in security protocols
Installed, configured, and maintained operating systems, application software, and system management tools
Monitored network performance to determine whether adjustments needed to be made and to determine where changes needed to be made in the future.
February 1997 - January 2004
Linux System Administrator
MAG-COMM, Warsaw
Implemented network services such as DNS, DHCP, NFS and Samba for file sharing across multiple platforms
Configured web servers such Apache HTTP Server and Nginx to support high traffic websites
Created shell scripts to automate daily tasks such as monitoring disk usage or scheduling backups
Provided technical assistance to end users on various issues related to Linux systems
Managed and maintained Linux servers, including patching, security hardening, user account management, system performance tuning and troubleshooting
Tested new software releases prior to production deployment by running compatibility tests with existing hardware and software configurations
Diagnosed, troubleshooted and resolved hardware, software, and other network and system problems
Tested computer hardware, networking software, and operating system software.
June 1996 - January 1997
IT Technician
ASUB, Warsaw
Supported other departments with their IT needs by providing advice or assistance when necessary
Troubleshoot technical issues with printers, networks, operating systems, and applications
Provided technical support to end users regarding installing hardware and software components
Assisted users with connecting fax machines, printers, and other output devices to the company network and internet
Resolved user account problems within the Active Directory environment.
REFERENCES
References available upon request
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