Overview What we offer CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management. With over 3,700 associates nationwide, we deliver tailored solutions to help businesses cut costs, improve equipment performance, and reduce emissions. Our services include HVAC and refrigeration equipment sourcing, installation, repair, maintenance, monitoring, and optimization. We also offer engineering design, energy resilience and consumption optimization, asset recycling, and seamless multi-site rollouts across states. Based in Southern California since 2007, CoolSys serves over 45,000 customer locations in industries like retail, food service, commercial, data centers, industrial, and pharmaceuticals. No wonder Newsweek named CoolSys one of America’s Greatest Workplaces! We understand that hiring great people is the foundation of everything we do. Our employee benefits packages include: Position Summary CoolSys is seeking a motivated Junior Estimator to support our HVAC and Refrigeration (HVAC/R) estimating team in delivering competitive proposals for commercial projects nationwide. This is an excellent opportunity for individuals with early career experience in mechanical systems—or a background in mechanical engineering—who are looking to build a career in estimating. You’ll work alongside experienced estimators and project teams to gain hands-on experience with plan analysis, material take-offs, and estimate development across both HVAC and refrigeration scopes. WHY JOIN US We understand that hiring great people is the foundation of everything we do. Our employee benefits packages include: Competitive pay $66K to $85K Medical, Dental, Vision and Prescription coverage Paid vacation and holidays 401(K) match Life insurance, AD&D and long-term disability Tuition reimbursement Opportunities available nationwide Employee discounts on vehicles, hotels, theme parks, select cell phone bills and so much more Pet Insurance Legal Plan, and ID Theft Protection Responsibilities Key Responsibilities • Analyze mechanical and refrigeration drawings and specifications. • Perform take-offs for ductwork, piping, controls, and refrigeration equipment. • Assist in developing detailed and accurate estimates. • Participate in peer reviews of take-offs with senior estimators. • Organize and track vendor pricing and subcontractor quotes. • Maintain estimate documentation and bid files. • Coordinate with internal departments to validate scope and manage bid timelines. • Take part in training programs and mentoring sessions to build technical proficiency. Required Qualifications • 0–2 years of experience in HVAC, refrigeration, construction, or mechanical systems. • General understanding of HVAC and refrigeration principles and components. • Ability to interpret mechanical plans and construction documents. • Proficiency in Microsoft Excel; willingness to learn estimating software. • Strong analytical, organizational, and communication skills. Qualifications Preferred Qualifications • Associate’s or Bachelor’s degree in Mechanical Engineering, HVAC/R Technology, Data Analytics or Construction Management. • Exposure to refrigeration systems (rack systems, walk-ins, reach-ins) is a plus. • Hands-on field experience or internship in HVAC/R trades is desirable. • Familiarity with estimating or take-off tools (Bluebeam, FastEst, Trimble, Planswift, etc.). • Excel VBA knowledge is a plus. Core Competencies • Enthusiastic learner with a passion for mechanical systems. • Precision and attention to detail in quantity and pricing calculations. • Effective time management and problem-solving abilities. • Strong team player open to feedback and collaboration. This role offers a launchpad for a rewarding estimating career in a fast-growing, nationally recognized mechanical contractor. If you have a technical mindset and a passion for HVAC/R systems, we encourage you to apply. PHYSICAL DEMANDS AND WORK ENVIRONMENT The physical demands and work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Work Environment This job operates in a clean, well-lit and climate-controlled professional office environment with minimal physical hazards and noise. This role routinely uses standard office equipment such as computers, phones, printers, etc. Physical Demands While performing the duties of this job, the employee is regularly required to stand, sit, walk, talk, hear, drive, and use hands and fingers. The employee is occasionally required to reach, stoop and kneel. The employee must frequently lift and/or move up to 10 pounds and occasionally lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and ability to adjust focus. Join Us Today, there are 26 different companies that make up the CoolSys family of brands. Our valued employees are at the heart of our continued growth and success. We invite you to be part of that growth! Connect with us on Facebook and Twitter. Coolsys is an EEO/AA Employer.  All qualified individuals - Including all ages, colors, disability, ethnicity, family or marital status, gender identity or expression, language, national origin, physical and mental ability, political affiliation, race, religion, sexual orientation, socio-economic status, veteran status, and other characteristics are encouraged to apply.   Pre-employment background screening (criminal and MVR for driving positions) and drug testing are required for all positions. Coolsys will consider qualified applicants with criminal histories in a manner consistent with federal law, state law, or local ordinance.