Coordinates and / or performs general maintenance and repair on buildings, facilities and grounds. Duties include custodial work, light carpentry, plumbing, building / grounds maintenance and assisting with internal moves and space management. Installs, maintains and troubleshoots electrical and mechanical systems, controls and building automation systems, data center support systems, emergency generators and switchgear and fire / life systems. Responds to systems outages and emergencies to ensure minimal downtime. Estimates labor / materials costs for construction and repairs. Acts as liaison with outside contractors on building and equipment repair.