Sean Mitchell Email & Phone Number

San Francisco, California, US

San Francisco, California, US

Plymouth Meeting, Pennsylvania, US

Wyndmoor, PA, US

As Director of IT for the Lab Manager program, I managed 20 members by delegating tasks and approving network and system changes. I focused on assigning daily tasks, handling the technically challenging projects, and standardizing our documentation for better coordination amongst the team.

Wyndmoor, PA, US

• Helped faculty and students with any technical issues, worked with vendors on new integrations and troubleshot performance concerns. In total I was responsible for over 2500 wireless clients, over 250 wired clients, 30.
• Redesigned network infrastructure by rebuilding our cloud configuration to support load balancing capabilities whilst still reducing cost by well over 50%, made multi-gig and multi-link standards for any new installs.
• Overhauled network security most notably by configuring AAA using RADIUS and LDAP, logging to off-premises servers, stronger protection of credentials at rest with Scrypt hashes, and ACLs to limit the available attack.
• Revamped our server infrastructure with a redesign of our Windows WDS/MDT server, and the implementation of a new NTP server.
• Improved client and server security by introducing Microsoft’s LAPS to automatically regenerate local admin credentials, creating a certificate server to for authenticated and encrypted communication between devices.
• Created an entirely separate network from the ground up with its own hosts, storage, and networking. This was implemented to test ideas and concepts before deployment on the production network. This sandbox utilized a.