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Critical Operations Technician II
Job in
Hillsboro, Washington County, Oregon, 97104, USA
Listed on 2026-07-20
Listing for:
STACK Infrastructure US
Full Time
position Listed on 2026-07-20
Job specializations:
-
Manufacturing / Production
Systems Engineer
Job Description & How to Apply Below
STACK INFRASTRUCTURE (STACK) provides digital infrastructure to scale the world’s most innovative companies. We are an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. Each of our national facilities meets or exceeds the highest industry standards in all operational categories of availability, security, connectivity, and physical resilience.
STACK offers the scale and geographic reach that rapidly growing hyperscale and enterprise companies need. The world runs on data. Data runs on STACK.THE POSITION:
STACK is looking for a Critical Operations Technician (COT) to support a local data center campus. As a member of STACK’s Critical Operations team, the Critical Operations Technician must possess strong knowledge in maintaining the mechanical, electrical, fire life safety, base building, and other various internal data center systems. The COT will also be focused on the execution of programs related to Safety, Team, Availability, Communication, and Knowledge.
The COT will be responsible for day-to-day operations of the data center.
Mechanical responsibilities will include working on chilled water systems and components, HVAC systems such as rooftop units, CRAC/CRAH units, humidification systems, fan wall systems, air-cooled chillers, and central plant operations.
Electrical responsibilities will include working on electrical/critical power distribution from the Utility/Generator main switch gear through the UPS systems out to the customer load, UPS, PDU, and RPP cabinets.
Fire Life Safety responsibilities will include monitoring wet sprinkler systems and pre-action sprinkler systems as well as their associated detection devices.
Responsibilities include but are not limited to:
Implement and follow the standardized culture of always working safely across all STACK data centers
Operate, monitor, maintain, and respond to abnormal conditions in facility systems (Electrical, Mechanical, Building Monitoring, and Control)
Track and trend operational characteristics
Provide feedback to management on the effectiveness of existing standards and processes
Work with the Critical Operations Manager to complete an aggressive preventive and predictive maintenance schedule
Assist with the database management of maintenance discrepancies and work with site management to resolve site issues based on priorities
Ensure data center operates at maximum operational efficiency, including analyzing operating conditions, recommending new technologies, and improving overall efficiency
Manage systems to avoid unplanned, customer-impacting outages
Follow direction regarding the data floor and back-of-house mechanical loading capacity to ensure cooling system efficiency
Coordinate and oversee power installations and upgrades
Navigate and utilize a CMMS system
Use developed procedures to solve problems
Assist in asset and consumable inventory management
Track and properly label all equipment per established procedures
Provide day-to-day exceptional customer service and support
Incident escalation, response, and follow-up report writing
Maintain and complete regular facility and security tours documenting and responding to issues
Provide applied mechanical and integrated control expertise for the entire data center
Serve in a technical writing capacity for the derivation of procedures for preventative or corrective maintenance activities
May be required to take on on-call duties outside of normal working hours
Other duties as required by STACK (job duties, roles, and responsibilities are subject to change over time)
THE DETAILS:
Location:
Hillsboro, OR (Portland area)
Travel:
None or less than 5%
Benefits:
Healthcare, Dental Care, Vision Insurance, Life Insurance, Paid Time Off, Paid Leave Programs Must be eligible to work in the United States Must pass a comprehensive background screening
Work hours may vary based upon business needsMUST-HAVE
QUALIFICATIONS:
High school diploma or equivalent
Minimum of 3–5 years’ experience in a data center or other related mission-critical operations role Experience working with Microsoft Office applications and…
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