Jobs › Ensono

Senior Hardware Technician

Ensono · Madison, WI · $66,216–$105,773 a year · E5002 Data Center-HW Services

Posted Sep 2, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a time a hardware change caused an unexpected problem. What did you do?

What they are checking: Whether they stay calm, communicate quickly and learn from the problem.

What would you do

A client needs a memory and CPU upgrade on a production server. How do you plan it under change control?

What they are checking: Whether they follow change control carefully and plan for rollback on production hardware.

How would you train a newer technician on our installation process?

What they are checking: Whether they can guide others and help build consistent processes, which the senior role expects.

A client is on site and wants you to skip a step to finish faster. What do you do?

What they are checking: Whether they stay professional with clients while protecting process and uptime.

About the work

Walk me through racking and cabling a new server in a cabinet on the raised floor.

What they are checking: Whether they work neatly and safely with good cable management, which affects every future change.

How do you run fiber and copper inside a cabinet so it is easy to trace and service later?

What they are checking: Whether they label and route cables with discipline, which prevents outages during future work.

How do you test new hardware for compatibility before it goes into production?

What they are checking: Whether they verify firmware, drivers and components before a problem reaches a client system.

How do you diagnose a server that will not power on or keeps rebooting?

What they are checking: Whether they troubleshoot logically through power, memory, boards and logs.

What steps do you take to stay safe and protect equipment from static and power hazards?

What they are checking: Whether they follow safety and ESD practices every time in a live data center.

How do you keep accurate records of what hardware is installed where?

What they are checking: Whether they keep asset and location records current, which every later change depends on.

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The full job description

As published by Ensono.

Senior Hardware Tech Job Function Overview: The Senior Hardware Specialist is responsible for guiding and advancing the day-to-day installation process of medium to large-scale data center computer and network hardware under the direction the Hardware Manager. The Senior Hardware Technician handles upgrades to servers and network hardware, compatibility testing of new hardware before it is put into production, maintains and upgrades components of hardware and network devices such as network cards, cables, routers, NIC cards, and other connectivity devices. The Senior Hardware Technician knows the design of computer and network hardware, CPU’s, mother boards, power supplies, network cards, memory and all other associated components used in a data center. Responsibilities: • Coordinates and advances the computer hardware and network installations, process development, Client interface with regard to installations and services to rack mount of servers and peripherals into the cabinets on the raised-floor and performs fiber and copper cable management within the server cabinets • Coordination with clients to perform computer upgrades such as memory, disk, CPUs, and peripheral cards utilizing the strict change control processes • Assist in developing and maintaining a strong, proactive problem/event management process. Develop processes, techniques, and training programs to strengthen the Facilities Services and Hardware department to adhere to strict control practices in a mission-critical datacenter environment • Log, analyze and promptly take steps to resolve and/or escalate problems experienced by internal and external clients. Focus on activities that facilitate root cause analysis and predict and/or reduce future problems • Maintain total control of raised floor management and installations • Define the locations of different types of equipment in the cabinet layout. • Performs, supervises, and maintains copper and fiber cable plants to include FICON, ESCON, Fiber Channel, and Gigabit Ethernet using sub-floor and overhead conveyance in the datacenter. • Coordinate electrical installations and participates in cabinet and raised floor power requirements, procurement and installation, electrical hookup, cooling capacity, etc. • Understands hardware cooling requirements and works with hot and cold air containment, floor tile cuts and vent tiles to facilitate proper cooling. • Participates in procurement of all required equipment (Copper/Fiber PP, copper/fiber cables, power strips cabinet rail kits and shelves) for cabinet build outs and readiness • Define and manage the appropriate types of copper and fiber patch cables attaching to the servers. • Server Installation using standard MAP (Methods and Procedures) and cabling standards • Work along with internal and external clients to proactively identify capacity requirements. Make recommendations to enhance the reliability, availability, and performance of the computer center and components within. • Develop and maintain documentation and processes to reflect up-to-date and accurate systems infrastructures capacities all times. • Maintain a high level of proficiency and in-depth knowledge related to the activities of the hardware team on an ongoing basis. Schedule & Availability • Modified daytime shift: 10:00 AM – 7:00 PM • On-call required for after-hours emergency support • Flexibility to work extended hours as needed for scheduled changes after hours. Location & Travel • 100% onsite at customer headquarters in Madison, WI • Regular travel to local co-location data center for hands-on work • Up to 30% travel to our Minnesota location, including overnight stays Requirements • Must pass FBI background check upon hire Knowledge and Skills Required: Technical Qualifications: The Hardware Technician must have proficient working knowledge of raised floor management, computer, and network installations in a medium to large-scale computer center environment. They can define the physical layouts of cabinets that contain servers, network hardware, disk, tape, and the technology that is required to satisfy client needs. They can provide for short and long term raised floor plans for business growth within the Data Centers. They are knowledgeable of fiber and copper cable legacy and current technologies and infrastructure. They must be able to coordinate electrical installations for the equipment with the Facility Technicians.  Education and/or Experience:  An Associate to bachelor’s degree or a combination of education and technical work experience is preferred.  Some experience in a lead role within a large-scale operations and hardware environment and must have at least seven years working experience working in a medium to large-scale computer center environment.  Training and experience working with the internals of computer hardware is required.  A+ certification and advanced certification in server and networking, is desired.  Some of our benefits include: • Unlimited Paid Days Off • Three health plan options • 401k with company match • Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts • Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement • Paid childbearing and paternal leave • Education Reimbursement, Student Loan Assistance or 529 College Funding • Sabbatical leave • Wellness program • Flexible work schedule As of the date of this posting, a good faith estimate of the current pay scale for this role is $66,216.00 - $105,773.00 annually based on a full-time schedule. Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, include an annual bonus plan based on company and individual performance, and an equity grant under our Associate Equity Appreciation Program. Ensono is an Equal Opportunity/Affirmative Action employer. We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law. Pay transparency nondiscrimination statement/posting OFCCP's pay transparency policy can be found on OFCCP's website.   If you need accommodation at any point during the application or interview process, please let your recruiter know or email USTalentAcquisition@ensono.com.

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