About Coresite
At CoreSite, we empower a more connected future through high-performance data centers and interconnection solutions. Recognized as a trusted partner in digital transformation, our strategically located facilities and innovative services enable businesses to connect, collaborate, and grow in an ever-evolving technological landscape.
Our culture is defined by operational excellence and a relentless drive for innovation. We foster a collaborative, inclusive environment where every team member is valued, wins are celebrated as a team, and ownership is part of our DNA. At CoreSite, we’re not just building state-of-the-art infrastructure—we’re creating a community of forward-thinkers committed to solving complex challenges and delivering exceptional customer experiences.
At CoreSite not only are we Committed to Excellence, but we also Build Connections, Own It, Do the Right Thing, Have Fun, and Win as a Team. Join us and be part of a team that is shaping the future of digital infrastructure while nurturing your professional growth and success.
- This position starts the beginning of November 2025.
Senior Manager - Data Center Operations Role :
As a leader in CoreSite’s Operations team, the Senior Manager - Data Center Operations is responsible for all operational aspects and uptime of the data center. The Senior Manager - Data Center Operations is responsible for providing Field level technical expertise and program management for the maintenance and operation of the electrical, mechanical, fire life safety, security, and communications infrastructure as well as any applicable base building support systems. All Data Center Operations staff reports through the Senior Manager - Data Center Operations.
Mechanical responsibilities will include chilled water systems and components, HVAC systems such as roof top units, CRAC / CRAH units, and humidification systems.
Electrical responsibilities will include electrical / critical power distribution from the Utility / Generator main switchgear through the UPS systems out to the customer load.
Fire Life Safety responsibilities will include wet sprinkler systems and pre-action sprinkler systems as well as their associated detection devices.
Communications Infrastructure responsibilities will include IFD / MDF / MMR management, structured cabling and supporting infrastructure ownership, and customer space management.
Security responsibilities include all security systems and cameras as well as physical security of the data center.
The position is responsible for customer support services, all onsite vendor management, vendor contracts, site operational efficiency, site uptime, compliance audits, team training, and facility financials. The Senior Data Center Manager will assist the Market Director in developing financial OPEX and CAPEX budgets and will be responsible for meeting strict budget standards.
The Senior Manager - Data Center Operations is responsible for implementing the Data Center Operations Program at his or her site and is responsible for employee training and ensuring all staff is adequately qualified to perform required duties. The Senior Manager - Data Center Operations is to ensure each shift is staffed with employees possessing proper qualifications and must possess strong management and interpersonal skills. The direct reports of this position are people managers. The Senior Manager - Data Center Operations is responsible for evaluations and coaching of his or her direct reports and their direct reports. Regular team and induvial meetings are required.
Duties :
Advise the Director – Data Center Operations in the development and supervision of the facility maintenance program and equipment / system operation.Demonstrate technical knowledge and experience in telecom, cabling, electrical and mechanical support systems to include power distribution systems, emergency power, UPS systems, D / C power, HVAC, and fire alarm and suppression systems.Ensure data center operates at maximum operational efficiency, including analyzing existing operating conditions, recommending new technologies, and improving overall efficiency and cost reduction. Ideal candidate will have a demonstrated technical ability and innovative thinking cross functionally, including integrated systems and ITSenior technical point of contact for all aspects concerning the maintenance, troubleshooting, and operation of site support systems.Participate in the overall facility design and construction related to site operation, maintainability, and security.Responsible for site physical security.Responsible for site compliance with company and industry standards, as well as customer contracts.With the approval of the Market Leader, develop and implement new maintenance standards, as well as work to improve existing standards to support site operations.Ensure proper installation and commissioning of all new equipment within the facility.Responsible for ensuring site construction and commissioning efforts do not impact regular site operations.Supervise and critique work performance by subcontractors to ensure adherence to standards, schedules and specifications. This includes any third party contractor hired to support data center and base building infrastructure.Maintain the database management of maintenance discrepancies and work with Operations management to resolve site issues based on agreed upon priorities.Responsibilities will include ensuring that operational, maintenance and emergency Methods of Procedures (MOP’s) are developed, reviewed and audited through all stages of the maintenance process for electrical, mechanical, communications, safety, and security support equipment.Will mentor and provide training for personnel in the planning, scheduling and completion of preventative, corrective and emergency maintenance.Will assist in the development and maintain departmental budgets, focusing on cost saving methods.Training of site personnel on all aspects of individual job duties.Develop and maintain along with supervisors individual training plans for each employee.Lead customer meetings to review happenings on site.Lead root cause analysis process and deep dive into abnormal occurrences within the data center.Assist peers with developing teams.Assist sales, sales engineering, and GM team with customer tours and sales process.Work with Network Operations and Engineering teams to ensure facility systems are regularly updated and the facility remains best in class.Promote and demonstrate behaviors consistent with CoreSite’s culture, Principles of Operational Excellence, and 8 Guiding Principles.Other projects and duties as assigned.Requirements
Knowledge, Skills & Abilities :
Interaction with Others-
This position is required to interact with Coresite personnel, vendors, partners, contractors and clients.
Work Attributes : Knowledge-
Expert understanding of the electrical and mechanical systems used in a data center environment, including, but not limited to the following : electrical distribution and layout, Transformers, PLC’s, Generators, Switchgear, UPS systems, STS’, ATS’ PDU’s, Chilled Water Systems, CRAC / CRAH’s, Pre-Action Sprinkler SystemsExpert knowledge of NEC, NFPA 70E, NFPA 72, NFPA 25, and compliance issues as well as building codes in regard to fire life safetyExpert knowledge of fiber optics / cabling infrastructure and industry best practices.Expert knowledge in industrial safety best practices (i.e. lockout / tag out, arc flash protection, OSHA and state regulations)Expert knowledge and experienced with data trending / tracking and analysis and ability to rapidly learn and use PC based, integrated critical monitoring systemsExpert knowledge of OSHA, NFPA, and NEC.Expert knowledge of energy efficiency best practices.Strong background in Electrical, Mechanical, Protection, and controls systems commissioning.Expert knowledge in physical security and security systems.Proven knowledge of tenant contracts.Skills
Minimum of 7-10 years of experience installing, maintaining, and / or troubleshooting large commercial and industrial systems including : Chilled Water Systems, Large Centrifugal Chillers, Cooling Towers, Heat Exchangers, Water Treatment Systems, VFD’s and Pumps, HVAC equipment, CRAC / CRAH’s, Humidification Systems, BMS and PLC Controls, Emergency Standby Diesel Generator Systems, Fuel / Oil systems, 480 / 277 and 208 / 120 electrical generation and distribution, Static UPS Systems, Double Interlock Pre-Action SystemsExperienced people manager across multiple disciplines.Exceptional leadership skills.Expert vendor management skills including service contract management.Experienced project management skills, including budgeting, time tracking, schedule creation, scope development, contract managementExcellent skills in facility budgeting and forecasting.Experienced vendor and contact manager.Experienced in the design, construction, and commissioning of critical systems and buildings.Abilities
Ability to communicate effectively with customers and internal staff.Ability to coordinate, supervise and communicate with contractors who perform maintenance or upgrade work on these systems.Ability to learn quickly and address issues as they arise during normal working hours or after hours.Ability to operate in and promote a rigorous process-driven team environmentAbility to logically analyze and solve problemsAbility to conduct and develop root cause analysisAbility to create and effectively communicate report findings.Ability to effectively multi-task multiple projectsOperate Hand and Machine Tools (hammer, drill, saw, etc.)Operate electrical tools such as a multi-meter or infrared cameraEducation / Experience :
Bachelor’s degree in Mechanical or Electrical Engineering or equivalent time in rate.10+ years of relevant experience in the operation, design, troubleshooting, and maintenance of critical infrastructure facilities with Data Centers and Hospitals being preferred.3-5 years of experience in administering and managing facility preventative maintenance programs and budgets.3-5 years of experience in technical procedure and policy writing.3-5 years of experience in people management.1–3 years of project management experience.1-3 years of experience in commissioning of electrical and mechanical infrastructure.Physical Demands :
The physical demands described here are representative of those that 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.
Ability to sit for long periods of time.Ability to use hands to type, handle, feel, talk and hear.Ability to reach with hands and arms.Ability to see at close range.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 prioritiesCompensation :
Compensation for this role includes a base salary between $149,000 and $159,000 annually. This role is also eligible for an annual bonus and equity, based upon individual and company performance.
Posting Timeline :
This position is expected to be posted through September 25, 2025.
Benefits
Not only does CoreSite have a fun, team-focused work environment, but we also offer great benefits to all employees regularly scheduled to work more than 20 hours a week!
First-day medical insurance through Cigna with generous premium cost coverageDental insurance through Delta DentalVision insurance through VSPTelemedicine through MDLive for CignaHealthcare and dependent care flexible spending account (FSA) plansHealth saving account (HSA) plans for employees participating in the High Deductible Health PlanLife, AD&D, short-term disability, and long-term disability insurance fully paid by the companyVoluntary coverage benefits for supplemental life, critical illness, accident, and hospital insuranceFirst-day eligibility for 401(k) savings plan through Fidelity, which includes an attractive matching company contribution with a 5% company matchDiscretionary annual bonus and equity incentive planEmployee stock purchase plan (ESPP) with a 15% discount16 days of paid time off (PTO), 11 paid company holidays, and additional floating holidaysAdditional paid time off for school events, elder care, volunteering, bereavement, jury duty, voting, parental leave, and disability leaveFree parking or a company contribution toward a public transit passAdditional Perks
Wellness Reimbursement Program : Yearly stipend of $500 for employees and $300 for dependents, up to $800 total for the familyWellness Incentive Program : Participate in various wellbeing activities to earn up to $450 per year in cash incentivesTechnology Stipend : $100 monthly stipendEducational Reimbursement Program : Work-related learning and development with reimbursement on qualifying degree programs, up to $5,250 per yearGiving Back : Charitable donation matches up to $5,000 per year and nominate organizations for Company Foundation grantsFinancial Management : Access to financial coaching, digital tools, and services to manage and pay student loan debt quickerPet Insurance : Keep your furry friends healthy and happyFamily Planning : Benefits and services related to fertility, pregnancy, menopause, adoption and surrogacyEmployee Assistance Program : 24x7 service to support family, work, money, health, legal and life challengesCounseling and Caregiving Programs : Including access to mental health services, licensed counselors, and caregiving tools including membership for finding careReferral Bonus : Receive a $3,000 cash bonus if referred candidate is hired and meets eligibility requirementsDiscounts : Discounts, cash back offers, and perks on thousands of brandsLinkedIn Learning Membership : Support your development when accessing LinkedIn’s online library of courses and videosGeneral Statements -
Applicants must be currently authorized to work in the United States on a full-time basis. The employer will not sponsor applicants for work visas.
Please note that all offers of employment are contingent upon the successful completion of a background check and, where permitted by law, a 5-panel drug test conducted after the offer letter is signed, which will screen for THC, opiates, PCP, cocaine, and amphetamines. Thank you for your understanding and cooperation.
Applicant Privacy Notice : CoreSite is committed to protecting the privacy and security of personal information submitted by applicants. The California Consumer Privacy Act (CCPA) requires us to provide you information about our personal information handling practices. As a result, we’re providing this Privacy Notice that describes how we collect, use, share, and update personal information from individuals who wish to be considered for employment with CoreSite. To read the Applicant Privacy Notice, please go to https : / / www.coresite.com / applicant-privacy-notice .
Unauthorized reproduction or distribution of this job posting on external sites is prohibited without prior written consent from CoreSite. We are not responsible for any postings or offers not originating from our official channels or approved partners.
