Sebastian Scherrer

Rochester Hills, MI

• Active Directory administration and Group Policy management
• Provisioned and maintained desktop hardware for employees
• Provided desktop operating system and application support

Madison Heights, MI

• Maintained technology solutions at various facilities, including retail, corporate, medical, and industrial
• Led a team of traveling technicians in building out IT infrastructure for over 20 T-Mobile retail stores
• Worked with customers to troubleshoot issues and provided training on solutions implemented
• Managed vendors for technology projects, including cabling and VoIP installations
• Led a project to replace printers across 300+ retail store locations, developing an automated solution for on-site technicians

Madison Heights, MI

• Implemented solutions based on customer requirements, including voice, wireless/networking, and servers
• Developed and maintained policies for patching, monitoring, and disaster recovery
• Managed vendor relationships for the technology solutions we offered such as VoIP, surveillance, and cabling
• Administered WAN/LAN and cellular backup for customer retail locations using Cradlepoint NetCloud Manager for over 500 locations
• Created automated processes to increase efficiency and reduce troubleshooting time
• Maintained in-house workstation provisioning system using Microsoft MDT and WSUS
• Provided tier III support to service desk staff to ensure customer tickets were handled within SLA

Madison Heights, MI

• Addressed customer technical problems
• Provided on-location help for important accounts
• Used a ticket system to monitor problems and stay in touch with customers

Detroit, MI

• Evaluated new technology solutions to determine their potential benefit to the organization
• Implemented and supported networks for customers using Cisco Meraki, Juniper SRX/EX/QFX, Ubiquiti, Extreme and Mist platforms
• Managed and maintained core network equipment for the Everstream service provider network including Juniper MX 204, 480, and 960 devices and Ciena optical transport systems
• Regularly upgraded and maintained equipment to address security and bandwidth capacity needs
• Created security policies based around customer requirements
• Wrote and reviewed MOPs and SOPs, and participated in change management meetings
• Developed and mentored network operations center team members, provided tier 3 support when escalations occurred

Detroit, MI

• Led a team that designed a new Managed Services product offering using Palo Alto Networks NGFW, Juniper switching, and Mist wireless access points
• Implemented central management platform using Palo Alto Networks Panorama and the M-700 platform for PA-220, 440, 460, 3410, and VM series devices
• Created template-based SD-WAN solution for customers with locations across the country, utilizing HA, BGP, and IPSec to improve network performance, increase deployment efficiency and reduce operating costs
• Automated tasks and information gathering with Python and device APIs for administration and deployment/project purposes
• Standardized equipment and policies, and performed complex migrations on existing customer networks to minimize impact on production networks
• Worked with the development team to integrate proactive HTTP webhook alerting into Salesforce to allow for quick response and remediation by our network operations team