Director, Critical Environments

Director, Critical Environments Location: Onsite – Pleasanton, California / Travel as Needed
Reporting to: Operations

At STN , we don't just adapt to the digital future, we engineer it. Our mission is to help organizations thrive in a rapidly evolving technology landscape through strategic insight, cutting-edge solutions, and a security-first mindset. We provide end-to-end services spanning cloud consulting, AI infrastructure, and enterprise security, enabling secure, scalable, and future-ready transformation.

As trusted advisors, we align IT investments with business outcomes that drive performance and growth, starting with deep strategic engagement and delivering tailored solutions built for long-term impact.

Our approach is innovation-led and rooted in cybersecurity, with a focus on leveraging the right technologies to solve real-world challenges. We invest in our people and foster a culture of growth, inclusion, and purpose because we believe empowered teams build transformative technology.

Overview
The Director, Critical Environments is responsible for the overall operation, maintenance, reliability, and performance of mission-critical infrastructure supporting business operations. This role oversees the day-to-day management of electrical, mechanical, HVAC, fire/life safety, and building management systems while ensuring maximum uptime and operational excellence. This position requires periodic travel between company facilities to support operations, projects, audits, and emergency response activities.

The ideal candidate has extensive experience managing critical infrastructure environments, leading technical teams, coordinating vendors, and maintaining compliance with operational and safety standards. This position requires a proactive leader who can effectively manage risk, drive continuous improvement, and respond to emergencies in a fast-paced, high-availability environment.

Key Responsibilities

• Manage the daily operation of critical facility systems including:
  • Electrical distribution systems
  • UPS systems and battery plants
  • Standby generators
  • HVAC and cooling systems
  • Building Management Systems (BMS)
  • Fire alarm and suppression systems
  • Security and access control systems
• Ensure all critical infrastructure operates within established performance and reliability standards.
• Monitor facility health and respond to operational issues, alarms, and emergencies.

• Develop and manage preventive, predictive, and corrective maintenance programs.
• Coordinate maintenance activities with internal teams and external service providers.
• Review maintenance procedures and ensure compliance with operational standards.
• Conduct root cause analysis following incidents or outages and implement corrective actions.
• Maintain equipment lifecycle plans and capital replacement strategies.

• Lead, mentor, and develop Critical Facilities Engineers and technicians.
• Establish staffing schedules, on-call rotations, and training programs.
• Foster a culture of safety, accountability, and operational excellence.
• Conduct performance evaluations and support employee development initiatives.

• Manage relationships with contractors, service providers, and equipment manufacturers.
• Review vendor performance and ensure compliance with service agreements.
• Oversee facility projects, upgrades, installations, and commissioning activities.
• Coordinate contractor access and work activities to minimize operational risk.

• Ensure compliance with all company, local, state, and federal regulations.
• Maintain adherence to OSHA, NFPA, and other applicable safety standards.
• Support audits, inspections, and compliance initiatives.
• Develop and maintain emergency response and business continuity procedures.
• Lead safety meetings and promote a strong safety culture.

• Maintain accurate operational records, maintenance logs, and facility documentation.
• Develop and present operational metrics and performance reports.
• Track facility uptime, maintenance activities, incident trends, and operational KPIs.
• Manage facility budgets and operational expenditures.

• Serve as the primary escalation point for facility-related incidents.
• Lead response efforts during critical events and infrastructure failures.
• Participate in after-hours support and emergency call rotations as required.
• Coordinate recovery efforts and communicate status updates to leadership.

Experience & Qualifications

• Bachelor's degree in Engineering, Facilities Management, Construction Management, or related field; equivalent experience may be considered.
• 5+ years of experience managing critical facilities, data centers, industrial plants, or mission-critical environments.
• Strong understanding of:
  • Electrical power systems
  • UPS systems and generators
  • HVAC and chilled water systems
  • Building automation systems
  • Fire/life safety systems
• Experience managing maintenance programs and vendor relationships.
• Proven leadership experience managing technical teams.
• Strong analytical, troubleshooting, and decision-making skills.
• Excellent communication and organizational abilities.

• Data Center Operations experience.
• Knowledge of Uptime Institute, ANSI/TIA-942, or similar standards.
• Experience with CMMS platforms and building management systems.
• Project management experience.
• Military or industrial operations experience.
• Professional certifications such as:
  • Certified Facility Manager (CFM)
  • Facilities Management Professional (FMP)
  • Certified Data Centre Professional (CDCP)
  • OSHA 30
  • PMP

• Ability to work in mechanical, electrical, and industrial environments.
• Ability to lift up to 50 pounds.
• Ability to climb ladders, access equipment platforms, and navigate facility spaces.
• Ability to respond to emergencies outside of normal business hours.

Compensation

• Full-Time, Exempt
• $140,000-$190,000/year, DOE

Benefits

• Health Coverage – Medical, Dental & Vision
• FSA Health and Dependent Care available
• 401(k) Plan
• Unlimited Paid Time Off (PTO)
• Observed Holidays Paid
• Cell Phone Allowance
• Collaborative, growth-driven culture

Employment is contingent upon the successful completion of a background check and reference verification. All applicants must be authorized to work in the United States on a full-time basis.