HVAC Technician

Aretum•San Antonio, TX

28d

About The Position

Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront. The HVAC Technician performs preventative, corrective, and emergency maintenance on heating, ventilation, air conditioning, refrigeration, and related environmental control systems. Work may be performed indoors or outdoors, often in safety-sensitive industrial, operational, or secure facility environments. Technicians must effectively troubleshoot, diagnose, repair, and maintain HVAC equipment to ensure efficient and compliant facility operations.

Requirements

High school diploma or equivalent.
Five (3) years’ experience as an HVAC Technician in industrial, commercial, or similar environments.
Trade certification in HVAC or equivalent proof of competency (certificates, letters of recommendation, apprenticeship documentation).
EPA Section 608 Universal Refrigerant Certification required.
Must be willing to work in an environmental and safety-compliant industrial setting.
Computer literacy and ability to operate standard office equipment.
Must meet fitness-for-duty standards and pass required training programs.
Candidates must be eligible to obtain and maintain access to a U.S. Army installation (base access) in accordance with applicable government/customer requirements.
U.S. Work Authorization
Applicants must be currently authorized to work in the United States on a full-time basis.
This position does not offer sponsorship.

Nice To Haves

Knowledge of federal safety standards (OSHA) and military or government facility regulations.
Working knowledge of preventive maintenance systems.
Ability to work in controlled, safety-sensitive, or high-compliance environments while following strict safety protocols.
Strong troubleshooting and problem-solving skills.
Secret clearance preferred.

Responsibilities

Perform preventative maintenance on HVAC systems and controls.
Diagnose and repair malfunctions in heating, cooling, ventilation, and refrigerant systems.
Maintain compliance with safety and environmental regulations.
Document work orders, repairs, and maintenance activities accurately.
Support emergency response and scheduled maintenance tasks.