Critical Operations Technician Night Shift

Manassas, VA - USA

Monthly Salary: Not Disclosed

Posted on: 31-10-2025

Vacancies: 1 Vacancy

Job Summary

Critical Operations Technician (Night Shift)

THE POSITION:

STACK is looking for a Critical Operations Technician (COT) to support a local data center campus. As a member of STACKs Critical Operations team the Critical Operations Technician mustpossessstrong knowledge inmaintainingthe 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 willbe responsible forday-to-dayoperations of the data center.

Mechanical responsibilities will include maintaining and repairing chilled water systems and components HVAC systems such as roof top units CRAC/CRAH units humidification systems fan wall systems air-cooled chillers and central plant operations. Electrical responsibilities will include maintaining and repairing electrical/critical power distribution from the Utility/Generator main switchgear 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.

Implement and follow the standardized culture of always working safely across all STACK data centers.
Operate monitormaintain and respond to abnormal conditions in facilities systems. Areasinclude Electrical Mechanical Building Monitoring and Control.
Tracking and trending operational characteristics.
Providefeedback to management on the effectiveness of existing standards and processes.
Work with the operations team to complete an aggressive preventive and predictive maintenance schedule
Identify and document maintenance discrepancies and work with site management to resolve site issues based on agreed-upon priorities.
Ensure data centeroperatesat maximum operational efficiency by analyzing existing operating conditions identifying areas of optimization and working with site management to implement efficiency improvements.
Manage systems to avoid unplanned customer-impacting outages.
Coordinate and oversee power installations and upgrades.
Utilize a CMMS system to manage and document maintenance and repair of data center systems.
Use developed procedures to complete work.
Assistin asset and consumable inventory management.
Responsible for tracking and proper labeling of all equipment per established procedures.
Provideday-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 identified issues.
Provideapplied mechanical and integrated controlexpertisefor the entire data center.
Participate in mission critical maintenance and repair activities on electrical and mechanical systems.
Serve in a technical writingcapacityregardingthedevelopment and useof procedures forpreventativeand corrective maintenance activities.
Assist management in training of junior members of operations team.
The job may require taking 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.

THEDETAILS:

Location: Manassas. VA
Night Shift (7:00pm - 7:00am)
Benefits: Healthcare Dental Care Vision Insurance Life Insurance Paid Time Off Paid Leave Programs
Travel:None or less than 5%
Must be eligible to work in the United States
Must pass a comprehensive background screening
Must be available to work a Night Shift (7 PM to 7 AM)

MUST-HAVEQUALIFICATIONS:

High school diploma or equivalent
Minimum of 2 years experience in a data center or other related mission-critical operations role.
Experience working with various Microsoft Office applications and other database software
Ability to handle a multitude of tasks and work well in stressful situations.
Strong understanding of the electrical and mechanical systems used in a data center environment. These include but are not limited to UPS Transformers PDUs RPPs Chillers CRAH CRAC STS ATS and Pre-action systems
Strong knowledge of NFPA70e NFPA72 NFPA25 and compliance issues as well as building codesin regard tofire life safety.
Familiarity and experience in data center trending and analysis with the ability to rapidly learn and use PC-based site monitoring systems.
United States Navy Nuclear Engineering preferred
Bachelors Degree or equivalent work experience preferred
While performing the duties of this job the employee is occasionally required to stand walk sit use hands to handle reach or feel objects climb stairs balance stoop or kneel talk see at close range and hear for extended periods of time
Must be able to lift and/or move up to 25 pounds.
Must be willing to work outside normal business hours including weekends late nights holidays and on-call support.
Must be comfortable working in a high stress fast paced environment with shifting priorities

THIS MIGHT BE RIGHT FOR YOU IF:

You are a strong communicator you are persuasive and clear blending analytics with experience in decision-making.
You do not get flustered easily. You can juggle multiple priorities while balancing urgent requests with shifting timelines and deliverables.
You are a team builder. You take the time to understand and develop the strengths of your resources while formulating long-term plans for the growth and success of the team.
You are naturally curious and driven toward continual improvement. While you celebrate your successes you take time to review and analyze campaigns for future learning.

WHY STACK

We offer a competitive compensation package with strong benefits including medical dental and vision insurance a 401K program flexible spending accounts even a cell phone subsidy.
We foster a culture of appreciation including peer-to-peer recognition and rewards programs.
Fun is part of our DNA with events game nights happy hours and barbecues.
Were growing this is a great time to join and make an impact!

Application Deadline: December 8 2025

STACK is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity and expression age national origin mental or physical disability genetic information veteran status or any other status protected by federal state or local law.

Note to external agencies:We are not accepting any blind submissions or resumes/cvs from recruitment agencies. Any candidates sent to STACK Infrastructure will not be accepted or considered as a submission without a signed agreement in place.

Required Experience:

Critical Operations Technician (Night Shift)THE POSITION:STACK is looking for a Critical Operations Technician (COT) to support a local data center campus. As a member of STACKs Critical Operations team the Critical Operations Technician mustpossessstrong knowledge inmainta...

Implement and follow the standardized culture of always working safely across all STACK data centers.
Operate monitormaintain and respond to abnormal conditions in facilities systems. Areasinclude Electrical Mechanical Building Monitoring and Control.
Tracking and trending operational characteristics.
Providefeedback to management on the effectiveness of existing standards and processes.
Work with the operations team to complete an aggressive preventive and predictive maintenance schedule
Identify and document maintenance discrepancies and work with site management to resolve site issues based on agreed-upon priorities.
Ensure data centeroperatesat maximum operational efficiency by analyzing existing operating conditions identifying areas of optimization and working with site management to implement efficiency improvements.
Manage systems to avoid unplanned customer-impacting outages.
Coordinate and oversee power installations and upgrades.
Utilize a CMMS system to manage and document maintenance and repair of data center systems.
Use developed procedures to complete work.
Assistin asset and consumable inventory management.
Responsible for tracking and proper labeling of all equipment per established procedures.
Provideday-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 identified issues.
Provideapplied mechanical and integrated controlexpertisefor the entire data center.
Participate in mission critical maintenance and repair activities on electrical and mechanical systems.
Serve in a technical writingcapacityregardingthedevelopment and useof procedures forpreventativeand corrective maintenance activities.
Assist management in training of junior members of operations team.
The job may require taking 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.