CASEY CAO

FAIRFAX,VA

Summary

Multidisciplinary Technical Professional with a unique background spanning mechanical system maintenance and civil engineering design. I am currently specializing in hands-on installation, troubleshooting, and repair of industrial and residential HVACR systems, including chillers, boilers, and heat pumps. Proven track record in civil land development, proficiently using AutoCAD to design construction plans, drainage systems, and road profiles. Offering a versatile skill set capable of supporting both field operations and design departments to ensure project continuity and efficiency.

Overview

Certification

years of professional experience

Work History

Mechanical Systems Technician

STOLADI Property Group

Washington, DC

03.2013 - Current

Perform comprehensive installation, troubleshooting, and repair of high-capacity mechanical units, including industrial chillers, commercial boilers, and multi-stage heat pumps.
Utilize advanced diagnostic tools to identify mechanical and electrical failures in HVACR systems, ensuring minimal downtime and optimal energy efficiency.
Execute hands-on mechanical installations following strict engineering specifications and local building codes.
Apply thermodynamic principles to assess heat loss and heat gain, ensuring systems are sized correctly for the specific environment and load requirements.
Conduct routine inspections and system tuning to extend equipment life cycles and prevent catastrophic hardware failure.

Civil Design & Drafting Technician

Urban Engineering & Associates Inc.

Annandale, VA

04.2008 - 03.2013

Engineered comprehensive construction plans and profiles for diverse commercial and residential land development projects.
Designed critical site elements using AutoCAD, including road alignments, sanitary lateral layouts, and complex storm water drainage systems.
Developed and implemented Erosion and Sediment (E&S) control plans to ensure project adherence to local environmental regulations and sustainability standards.
Translated raw survey data and conceptual sketches into precise, scalable technical drawings for municipal review and contractor use.
Collaborated with senior engineers to review and refine site specifications, ensuring all designs met rigorous structural and safety requirements.

Junior Mechanical Engineer

Sikorsky Engineering & Associates Inc.

Hicksville, NY

07.2000 - 04.2008

Performed complex thermal load calculations, specifically determining heat loss and heat gain to assist senior engineers in equipment selection and system sizing.
Reviewed and interpreted rough sketches and engineering specifications from architects and lead engineers to produce finalized digital models.
Utilized AutoCAD to develop technical drawings and maintained the design database library, ensuring all project files were accurately categorized and software programs were correctly integrated.
Conducted on-site evaluations to record and report existing conditions, providing critical data for the design team to ensure construction progress remains aligned with engineering benchmarks.

Education

Bachelor of Science - Mechanical Engineering Technology

New York Institute of Technology

Old Westbury, NY

01-2000

Skills

Mechanical/HVAC: Industrial Chillers, Commercial Boilers, Heat Pumps, Refrigeration Troubleshooting & Repair, Heat Loss/Gain Calculations
Civil & Design: AutoCAD (Advanced), Construction Plan/Profile Preparation, Road Design, Storm Water Drainage, Sanitary Lateral Design, Erosion & Sediment (E&S) Control

Field & Office: Site Progress Reporting, Database Management, Blueprint/Specification Review, Cross-Functional Team Support