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About Us

We are one of Houston’s largest single-source providers of premier construction, tenant build-outs, HVAC systems, and mechanical services. As a construction engineering firm proficient in industrial design and construction, our services are enhanced by extensive mechanical engineering capabilities, as well as HVAC, commercial plumbing, and process piping expertise.

Job Summary

The Administrative Assistant will provide support through clerical, administrative, and coordination duties essential to daily operations. This role involves phone support, scheduling, purchasing assistance, recordkeeping, and general office activities. The ideal candidate is detail‑oriented, organized, and able to handle multiple priorities in a fast‑paced environment.

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Essential Duties & Responsibilities

Essential responsibilities include, but are not limited to, performing the following regularly:

+ Answer and manage a multi-line phone system

+ Issue purchase orders

+ Process purchase card phone orders

+ Reconcile purchase card receipts

+ Track tools purchased for technicians

+ Create and maintain HVAC and Plumbing On-Call Schedules

+ Perform additional clerical duties as needed

Qualifications

To perform this job successfully, the individual must be able to perform each essential duty satisfactorily. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

+ High School diploma or equivalent required

+ Minimum 1 years’ experience preferred

+ Excellent organizational and multi-tasking skills

+ Construction administration experience a plus

+ Proficiency in MS Word, MS Excel, and Windows platforms

+ COINS knowledge is a plus but not required

The requirements listed below are representative of characteristics and demonstrated capabilities sought to perform this job successfully.

+ Must demonstrate professionalism, integrity and unquestionable ethics and is a respectful team player.

+ Ability to effectively communicate and collaborate with internal and external customers

+ Ability to prioritize and manage tasks in a fast-paced environment

+ Strong attention to detail and accuracy

+ Ability to build effective working relationships at all levels

+ Commitment to company values

Physical Demands

The physical demands described here are representative of those associated with working in a typical office environment and must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing this job, the employee is regularly required to sit, talk, hear, and use hands. Occasional walking, reaching, bending, or lifting up to 25 pounds may be required. Vision requirements include close and distance vision, depth perception, and the ability to adjust focus.

Work Environment

The work environment characteristics described here represent those an employee encounters while performing the essential functions of this job. The work environment is a typical office setting. The employee can expect standard office conditions, including working at a desk for extended periods, using office equipment, and interacting with staff and vendors. Noise levels in this environment are generally moderate.

Equal Opportunity Employer

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

Notice to Prospective Employees

Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companieslist open positions here (https://careers-emcorgroup.icims.com/) . Please check our available positions to confirm that a post or email is genuine.

EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent.

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**Job Locations** _US-TX-Houston_

**ID** _2026-47630_

**Company** _Gowan/Garrett, Inc._

**Category** _Operations Services_

**Position Type** _Full-Time_

**Location Type** _Onsite_

**Posted Date** _14 hours ago_ _(1/16/2026 11:17 AM)_