Facilities Engineering

Our Engineering team supports CUIMC's building systems and campus utilities infrastructure, as well as capital projects and state-of-good-repair projects throughout the campus.

How are we doing? We care about your experience working with us. Let us know how we've done, what we did right, and what we can do better.

Need help contacting us? If you're not sure whom to contact for assistance, please call the Customer Service Center at 212-305-HELP (4357), option 3, or email cumc.facilities@columbia.edu for guidance.

Meet Our Team

  • James Thompsen

    Assistant Vice President, Facilities Engineering

    • 212-305-3715
    James Thompsen
  • Alfred Arce

    Plant Superintendent, Facilities Engineering

    • 212-305-7367

    Alfred "Fred" Arce has devoted more than two decades of exceptional service to Columbia University Irving Medical Center. He currently serves as a plant superintendent for Facilities Engineering, a post he has held since 2005. In this role, he oversees the day-to-day engineering operations, including all mechanical, electrical, plumbing, and HVAC systems. Prior to becoming a plant superintendent, he worked as a painter and a licensed refrigeration engineer within the Facilities Engineering department.

    Before joining CUIMC, Fred spent 15 years working in all phases of construction.

    Office Address

    William Black Building
    650 W. 168th St., Room B-13
    New York, NY 10032

    Fred Arce
  • Delfin Cintron

    Building Manager for the East Campus, Facilities Engineering

    • 212-305-8782

    Delfin Cintron joined Facilities Engineering as the building manager for the east campus in the spring of 2017. Delfin is responsible for the day-to-day operations in the School of Nursing, Irving Cancer Research Center, Russ Berrie Medical Science Pavilion, Lasker Biomedical Research Building, 21 Audubon Ave., 51 Audubon Ave., Alianza, and the Edge Hotel. He oversees the management and maintenance of the cooling towers for the campus, and serves as the fire safety director for 51 Audubon Ave.

    For ten years, Delfin was senior director of Facilities at Democracy Prep Public Schools, and most recently was the operations engineering manager at American Express headquarters, where he managed the daily operations of a 2.3-million-square-foot Class A commercial office building. Delfin has more than 28 years of experience in facilities and operations management.

    Office Address

    51 Audubon Ave., Room 5-506
    New York, NY 10032


    • Certified Facilities Manager, International Facility Management Association, 2010
    • Facilities Management Professional, International Facility Management Association, 2010
    • LEED Green Associate, 2016
    • FDNY Certificate of Fitness F-85, Fire Safety Director with Active Shooter and Medical Emergency Preparedness


    • Member, International Facility Management Association
    • Member, Building Owners and Managers Association
    Delfin Cintron
  • Anton Dedvukaj

    West Campus Building Manager, Facilities Engineering

    • 212-342-0579

    Anton Dedvukaj supervises the engineers who support the west campus, including the Roy and Diana Vagelos Education Center, Allan Rosenfield Building, Hammer Health Sciences Center, and 600 West 168th St. He also serves as the fire safety director for the Vagelos Education Center.

    Known for his commitment to providing exemplary customer service, Anton works diligently with his team to ensure maximum comfort for building occupants. Furthermore, he collaborates with members of the Dean’s Advisory Committee, which includes deans and students from the four schools, to plan for and successfully implement projects.

    Before joining CUIMC in 2016, he managed a 235-unit co-op on the Upper East Side; a smaller 100-unit co-op on the Upper West Side; and served as a landlord to three rent-stabilized buildings in the Bronx, where he spent part of his childhood.

    Anton's hobbies include building art for exhibition, including musical instruments and motorcycles. He is proud of his family's deep connections to the health care field, from his wife, a medical bookkeeper, to his three children, who are all either currently enrolled or soon-to-be enrolled in medical school.

    Office Address

    Roy and Diana Vagelos Education Center, Room 104B
    104 Haven Ave.
    New York, NY 10037


    • New York City Fire Department Certificates of Fitness: F-85 Certificates of Fitness as Fire Safety Director with Active Shooter and Medical Emergency Preparedness
    Anton Dedvukaj
  • Roger Giusti

    Director of Engineering Operations, Facilities Engineering

    • 212-305-2113

    Roger Giusti joined Columbia University Irving Medical Center as the director of Engineering Operations in 2014. He is primarily responsible for managing the day-to-day engineering and maintenance operations for the entire campus. He oversees supervisors and unionized staff who perform the ongoing maintenance and upkeep of approximately three million square feet of space.

    Before coming to CUIMC, Roger was the director of engineering for St. Luke's-Roosevelt Hospital, where he was responsible for a 505-bed facility and two satellite buildings, including a 100,000-square-foot research facility and ambulatory day surgery center.

    Office Address

    William Black Building
    650 W. 168th St., B-13
    New York, NY 10032

    Roger Giusti
  • John Kakleas

    Project Engineer, Facilities Engineering

    • 212-305-3123

    John Kakleas manages infrastructure construction projects related to mechanical, electrical, plumbing, and control systems at Columbia University Irving Medical Center.

    Before joining CUIMC in 2014, John spent six years at a commissioning and consulting company, starting as a field engineer and eventually leaving as a senior project engineer. Some of his work included testing the mechanical, electrical, plumbing systems for the National September 11 Memorial & Museum and testing the emergency power systems at the United Nations. Through high school and college, John worked alongside his father as a carpenter, building custom furniture. He received a BS in mechanical engineering from Polytechnic University.

    Office Address

    William Black Building
    650 W. 168th St., Room B-08
    New York, NY 10037

  • John Ramos

    Assistant Plant Superintendent, Facilities Engineering

    • 212-342-1925

    John Ramos directs a multi-shift union workforce of 30 mechanics and 21 engineers in the day-to-day maintenance, repairs, and preventive maintenance operations for all mechanical, electrical, and plumbing systems at Columbia University Irving Medical Center. He conducts weekly payroll, provides customer service, and schedules work orders and service requests. As essential personnel, he plays an integral role in the emergency response team.

    A family man with five children, John previously worked for the New York City Department of Education for 18 years in various positions, including cleaner, handyman, and building manager. He joined CUIMC in September 2016.

    Office Address

    William Black Building
    650 W. 168th St., Room B-02
    New York, NY 10032

    John Ramos
  • Harris Schaer

    Associate Director of Energy Management and Sustainability, Facilities Engineering

    • 212-305-5738

    Harris Schaer works to integrate sustainable and energy efficient design into Columbia University Irving Medical Center's construction projects, identify innovative new technologies, and track CUIMC's environmental impact. Before joining CUIMC, Harris worked with the New York State Energy Research and Development Authority, where he led commercial real estate programs for the New York City area. He has lectured on energy efficiency in commercial buildings at Columbia University and served on the Urban Green Council's Building Resiliency Task Force.

    Harris received a BS in physics from the University of Chicago. He visited Iceland as a Fulbright Scholar, where he advanced efforts dedicated to transitioning Iceland’s transportation sector to hydrogen produced from locally abundant renewable resources. He received a MS in solid-state physics from the University of Iceland for his thesis on hydrogen storage. His hobbies include tall ship sailing and glass blowing.

    Office Address

    William Black Building
    650 W. 168th St., B-02
    New York, NY 10036

    Honor, Achievements, and Certifications

    • Young Energy Professional of the Year, NY Chapter of Association of Energy Engineers (AEE), 2016
    • American-Scandinavian Foundation Fellowship (Iceland), 2003-05
    • Fulbright Commission Scholarship to Iceland, 2003-04
    • LEED AP, US Green Building Council
    • DGCP - Distributed Generation Certified Professional, Association of Energy Engineers
    • CEM - AEE Certified Energy Manager, Association of Energy Engineers
    Harris Schaer
  • Madeline Segarra

    Engineering Analyst, Facilities Engineering

    • 212-342-0842

    Since joining the Engineering team in 2014, Madeline Segarra has played a pivotal role in supporting the director of Engineering Operations and the associate director of Energy Management and Sustainability. She oversees the matrix, workflow, and design of the work order system for the team and tracks, logs, and reports all energy and sustainability data. She also helped implement a new work order system for the Columbia University Irving Medical Center community to use when submitting work requests.

    Before coming to CUIMC, Madeline worked as an executive assistant at Merrill Corporation to the sales, marketing, communications, and compliance divisions.

    Office Address

    William Black Building
    650 W. 168th St., Room B-02
    New York, NY 10032

    Madeline Segarra
  • Lizbel Vasquez

    Executive Assistant for James Thompsen and Diana Mejia

    • 212-305-7636

    Lizbel Vasquez joined the Facilities Management and Campus Services team in late 2016, bringing strong experience in health care and administration to her role as executive assistant for the assistant vice presidents of Facilities Engineering and Facilities Operations.

    Lizbel believes that collaborative team efforts can both improve the quality of services provided to clients and make the time spent at work meaningful. She has experience in adjusting to the complexities and trends of the industry, and recognizes the importance of everyone’s role in creating success in a fast-paced, demanding environment. She previously worked as the manager for various private practices and departments at St. Luke’s-Roosevelt Hospital and Mount Sinai Hospital. She received a B.S. in health services administration from Lehman College while completing an internship in purchasing at the Amsterdam Nursing Home.

    Office Address

    William Black Building
    650 W. 168th St., Room B-07
    New York, NY 10032

    A headshot of Lizbel Vasquez
  • Kurt Wagner

    Senior Project Engineer, Facilities Engineering

    • 212-342-1551

    Kurt Wagner is responsible for planning and managing campus infrastructure improvement projects. He also oversees commissioning for Capital Project Management projects.

    Before joining Facilities Engineering in 2011, Kurt was an engineering consultant specializing in commissioning and energy efficiency projects. He holds a master's degree in construction and administration from Columbia University and a bachelor's degree in mechanical engineering from the University of Missouri-Rolla.

    Office Address

    William Black Building
    650 W. 168th St., Room B-08
    New York, NY 10032

    Kurt Wagner