Windows and Doors Field Service Technician

Windows and Doors Field Service Technician

• Full-time
• Shift: Day Shift

Cornerstone Building Brands, headquartered in Cary, North Carolina, is the largest manufacturer of external building products in North America with over $6 billion in annual revenue and an expansive North American footprint that includes almost 20,000 employees, operating in +70 manufacturing facilities, supported by a network of +80 distribution and branch office facilities. We have a broad product offering with a well‑regarded brand portfolio including the #1 position in windows, vinyl siding, metal accessories, metal roofing and wall systems, and insulated metal panels.

We believe every building we create, and every part of that building, positively contributes to communities where people live, work and play.

The Field Service Technician is responsible for performing advanced field diagnostics, repairs, and installations of windows and doors. This role requires strong technical knowledge of window and door systems, materials, and installation practices, as well as the ability to lead multi‑technician jobs, conduct water tests, and handle escalated warranty concerns. The ideal candidate demonstrates advanced product knowledge, excellent communication skills, and the ability to deliver a high level of customer satisfaction while ensuring safety and quality in all service activities.

NOTE: The ideal candidate will live in the Minnesota area and have the ability to commute to the Sauk Rapid City facility.

• Basic repairs, inspections, safety compliance, inventory, vehicle operation, and customer service.
• Demonstrate expertise in multiple window types (single‑hung, double‑hung, casement, sliding) and door systems, including repair and replacement techniques.
• Work with different window and door materials (wood, vinyl, aluminum, and various glass types) with proper techniques and care.
• Utilize a range of tools such as drills, sealants, pry bars, caulk guns, and power tools with proficiency and accuracy.
• Perform diagnostics and provide technical support via phone and email to internal and external stakeholders.
• Conduct water tests according to company protocols and document results using internal software.
• Apply knowledge of window and door installation practices to evaluate and support field projects.
• Organize and coordinate jobs requiring two or more technicians, ensuring effective collaboration with internal teams and customers.
• Deescalate warranty or service concerns professionally, maintaining customer confidence and satisfaction.
• Perform specialized repairs, including water intrusion fixes, shaped products, and installation diagnostics.
• Maintain strong relationships with customers and sales teams by providing clear communication, accurate documentation, and dependable service.
• Expand and apply knowledge of company products and industry standards to support advanced fieldwork.
• Travel within assigned territory daily; overnight travel may be required depending on territory.

• 3–5 years of general construction or building material installation experience preferred
• 3–5 years of fenestration manufacturing or installation experience preferred
• High School Diploma or equivalent required; AAMA Installation Training certification preferred
• Valid driver’s license with ability to successfully clear an MVR check
• Proficiency with hand and power tools
• Ability to complete advanced diagnostics, repairs, and documentation; detail‑oriented with the ability to complete advanced repairs accurately
• Strong understanding of installation practices for windows and doors
• Verbal and written communication skills, including the ability to write professional emails, reports, and documentation
• Strong organizational skills to manage multi‑technician jobs; ability to prioritize tasks and manage time effectively
• Excellent customer service and escalation management skills
• Physical stamina and dexterity; ability to lift and carry up to 50 lbs consistently, climb ladders, and work at heights

All your information will be kept confidential according to EEO guidelines.

The base salary range for this full‑time position is $22-$25/hour
+ medical, dental, vision benefits…