Find a jobRecruiters

Long Island Sr. Technician

Exclusive opportunity

Onsite

Long Island Sr. Technician

Donnelly Mechanical Corp.

Long Island Sr. Technician

Skills

Apache AirflowADP Workforce Now

2 months ago

Share this opportunity

Share this opportunity to other talents of your network:
✓ Offer them a visibility boost with clients.
✓ Help your contacts find their next job.

Important information


Contract type:

Permanent

Salary:

$35,360 – $104,000 / year

Work mode:

Onsite

Published on:

22 August 2026

What they need


LI HVAC Technician - Nassau-Suffolk Border

Job description

Perform skilled mechanical maintenance duties in the inspection, troubleshooting, repair, installation and alteration of heating, ventilation, and air conditioning system and related equipment and facilities; perform preventive maintenance and routine servicing of equipment.

Essential Job Functions:

  • Perform repairs to all related HVAC equipment in a timely and professional manner.
  • Completes preventive maintenance on HVAC equipment, air and water cooled.
  • Provides advanced troubleshooting of both air and water-cooled HVAC equipment.
  • Promote the company culture to all Junior Technicians and Helpers.
  • Maintain and troubleshoot mission critical equipment.
  • Provides direction to Jr Technicians and Helpers on repairs, installation and/or preventive maintenance.
  • Utilizes tablet to write a detailed follow up to be used to generate a proposal and/or order material for repair work.
  • Possess a full complement of hand tools and meters related to the HVAC trade.
  • Generate pull through work during a PM or Service call to prevent breakdown or enhance the system.
  • Attending trade training to further knowledge and skills.
  • Knowledge of new equipment advances in technology.
  • Communicate with assigned coordinator at the beginning and end of each day.
  • Maintains proper safety standards in accordance with Donnelly regulations.
  • Will need to maintain an acceptable attendance record by not exceeding five (5) unapproved absences per year.

Position Requirements/Experience/ Education:

  • HVAC trade school/ Union background of formalized classroom training.
  • Ability to work with little or no supervision.
  • Advanced knowledge of refrigeration and electrical theory.
  • Knowledge of various BMS systems to navigate through the settings.
  • Understanding of the sequence of operation of all systems and airflow and water flow as it pertains to the HVAC trade.
  • Must maintain regular attendance (reliable) and show up to work on time.
  • Flexible to work overtime schedule as needed.
  • Valid driver license.
  • EPA certification.
  • Current FDNY G60 & F60
  • OSHA 30-hour & 10-hour SST Certifications
  • Maintains appropriate attire and appearance.

We’re More than a Business – We’re a Family.

Since our employees play a major role in keeping our business successful, we believe in treating them the same way. The proof is in our team members – most of our licensed, certified technicians have been employed with us for over 10 years. We have also been listed as one of Crain’s Top 50 Places to Work in New York.

Benefits:

  • Training
  • Employer Sponsored Profit Sharing Plan
  • Employee Referral Incentive Program
  • Company Sponsored Events
  • Pet Insurance
  • Commuter Reimbursement Account
  • Employee Discount Program
  • Corporate Gym Memberships
  • Vacation, Holiday & Sick Pay
  • Weekly Payroll

Other offers great for you!

These companies are also looking for great profiles

WheelOfWork

Consultant Power BI H/F

500-550

Freelance

Lille, France

Onsite

Skills

Data VisualizationPower BI

12 hours ago

Quick apply

Meetshake

Analyst SOC

Freelance

Paris, France

Hybrid, Onsite

Skills

SIEMEDR/XDRSOARSecurity incident analysisThreat huntingMITRE ATT&CK

10 hours ago

Quick apply

Visian

DevOps Engineer Solution Engineering

Freelance

Paris, France

Hybrid

Top Recruiter

Skills

PythonSnowflakeApache AirflowTerraformAzureCI/CDRBACAgentic AI

5 hours ago

Quick apply

The best place to find your next move

© 2026. All Rights Reserved.

Talents

Find a job

Create a profile

Solutions and tools