Data Center Technician III

Astreya; Dublin; On-site; EUR 36,000 - 45,000; Full time

Job summary

Astreya is hiring a Data Center Technician III in Ireland to be a senior contributor responsible for reliable operation of data center infrastructure. You will perform complex installations, maintenance, and decommissioning, while guiding peers and driving process improvements.

In this role you will document work, support monthly client reviews, and ensure compliance with SOPs, safety, and security policies. Strong troubleshooting, leadership, and communication skills are essential.

Qualifications

• GED or High School Diploma with 5–8 years of data center or technical infrastructure experience.
• Hands-on data center hardware installations, moves, decommissions, and troubleshooting in enterprise environments.
• Advanced knowledge of structured cabling (CAT5e/CAT6) copper and fiber with correct termination, routing and testing.
• Understanding of data center components: servers, storage, networking gear, racks, power distribution, cabling topologies.
• Knowledge of cable management, fault tolerance, airflow, and power usage considerations.
• Experience using copper and fiber testing tools and interpreting results for troubleshooting.
• Ability to document work, maintain records, and contribute to audits and reporting.
• Proven ability to mentor junior technicians and provide technical guidance.

Responsibilities

• Install, move, and decommission hardware including cabinets, racks, cables, servers, and devices in the data center.
• Label and verify devices, racks, and cables for accuracy and standards compliance.
• Use ticketing systems to communicate with customers clearly and timely.
• Maintain thorough documentation, diagrams, and logs for audit readiness.
• Support monthly operational reviews with clients, providing data and insights on work done and incidents.
• Follow SOPs, safety, and security policies while meeting quality and productivity targets.
• Provide day-to-day support to junior technicians and act as a technical escalation point.
• Lead by example in safety, quality, and teamwork while promoting best practices.

Skills

GED/HS

Data center hardware

Structured cabling

Servers/Storage/Networking

Cable management

Copper/Fiber testing

Documentation & reporting

English communication

Mentoring

Education

GED or High School Diploma

Tools

MS Office

Ticketing systems

Job description

What this Job Entails:

The Data Center Technician III is a senior technical contributor responsible for ensuring reliable and efficient operation of data center infrastructure. This role combines hands-on execution with advanced troubleshooting, quality assurance, and adherence to operational standards. In addition to performing complex installations, maintenance, and decommissioning activities, the Technician III serves as a technical resource for the team, supports knowledge sharing, and contributes to process improvements and operational excellence initiatives.

Scope:

• Works as a senior individual contributor with broad technical expertise and increased autonomy in executing data center operations.
• Applies advanced judgment to assess and resolve complex technical issues, and determines appropriate methods and approaches within established guidelines.
• Provides technical guidance and informal leadership to peers, contributes to operational decision-making, and supports continuous improvement initiatives.
• Collaborate with or act as a mentor to less experienced team members.

Your Roles and Responsibilities:

• Responsible for installing, moving, and decommissioning hardware including cabinets, shelves, power strips, rails, fiber/copper/other cables, servers, storage, and other devices in the data center.
• Confirm and label devices, racks, and cables to ensure accuracy and compliance with operational standards.
• Work within a standard ticketing system, providing clear, timely, and appropriate customer communications.
• Maintain accurate documentation of work performed, including updates to records, diagrams, and logs, ensuring operational transparency and audit readiness.
• Support monthly operational review activities with clients by providing required data, updates, and insights related to completed work, incidents, and operational performance.
• Work under the direction of the Site Operations Supervisor and/or Operations Manager and follow Standard Operating Procedures (SOPs), program policies, safety policies, and security policies while meeting quality and productivity requirements.
• Provide technical guidance and day-to-day support to junior technicians, serving as a subject matter expert and promoting best practices.
• Lead by example in executing operational standards, fostering collaboration, and driving a culture of safety, quality, and accountability.
• Identify opportunities for process improvements and contribute to the development and implementation of operational improvement initiatives.
• Support onboarding and training of new team members by sharing knowledge, reviewing work, and reinforcing Standard Operating Procedures (SOPs).
• Collaborate with Site Operations leadership to resolve complex technical issues, improve workflows, and enhance team efficiency.
• Act as a technical escalation point for complex installations, troubleshooting, and operational challenges when required.
• Other duties as required. This list is not meant to be a comprehensive inventory of all responsibilities assigned to this position.

Required Qualifications/Skills:

• General Education Degree (GED) or High school diploma and 5-8 years of related data center or technical infrastructure experience, or equivalent combination of education and experience.
• Strong hands-on experience with data center hardware installations, moves, decommissions, and troubleshooting in enterprise environments.
• Advanced knowledge of structured cabling systems, including CAT5e/CAT6 copper and single-mode/multi-mode fiber, including proper termination, routing, and testing.
• Strong understanding of data center infrastructure components, including servers, storage, networking equipment, racks, power distribution, and cabling topologies.
• Working knowledge of data center best practices, including cable management, basic fault tolerance, airflow considerations, and power usage awareness.
• Experience using copper and fiber testing tools and interpreting results for troubleshooting and validation.
• Ability to accurately document work performed, maintain records, and contribute to operational reporting and audit requirements.
• Experience supporting operational reporting activities, including providing input for monthly operational reviews and customer-facing updates.
• Excellent troubleshooting skills with the ability to resolve complex technical and infrastructure issues independently or with minimal supervision.
• Strong communication skills, both verbal and written, in English, with the ability to interact professionally with internal teams and external stakeholders.
• Proven ability to provide technical guidance, mentor junior technicians, and act as a senior resource within a team environment.
• Demonstrated ability to adapt to changing priorities, shifting workloads, and dynamic operational environments.
• Strong organizational skills with the ability to manage multiple tasks and prioritize effectively.
• Working knowledge of computer hardware, operating systems, and basic networking concepts.
• Proficiency with standard desktop tools and applications (e.g., MS Office, MS Outlook, web-based ticketing systems).
• Ability to quickly learn new tools, systems, and operational software platforms

Preferred Qualifications:

• Industry certifications in data center operations, networking, or infrastructure technologies (e.g., CDCP, CDCS, CompTIA Network+, CCNA, BICSI) are highly desirable.
• Hands-on experience with electrical, mechanical, and HVAC systems in data center or mission-critical environments.
• Strong working knowledge of enterprise networking components and infrastructure, including switches, routers, structured cabling.
• Experience working in large-scale or hyperscale data center environments is an advantage.
• Familiarity with infrastructure monitoring, capacity planning, and basic data center performance metrics.
• Exposure to ITIL-based operational environments or structured service management processes is preferred.
• Experience supporting cross-functional teams in infrastructure, network, or operations projects.

Physical Demand & Work Environment:

• Physically assist in moving and racking equipment.
• Able to safely lift and move a minimum of fifty (50) pounds
• Must have the ability to perform office-related tasks which may include prolonged sitting or standing
• Must have the ability to move from place to place within an office environment
• Must be able to use a computer
• Must have the ability to communicate effectively
• Some positions may require occasional repetitive motion or movements of the wrists, hands, and/or fingers

Salary Range

36,240.00 - 45,300.00 EUR (Annual)

• Please note that the salary information provided herein is base pay only (gross); it does not include other forms of compensation which may or may not apply to this specific position, namely, performance-based bonuses, benefits-related payments, or other general incentives - none of which are guaranteed, may be subject to specific eligibility requirements, and are wholly within the discretion of Astreya to remit.
• Further, the salary information noted above is a range that consists of a minimum and maximum rate of pay for this specific position. Where an applicant or employee is placed on this range will depend and be contingent on objective, documented work-related considerations like education, experience, certifications, licenses, preferred qualifications, among other factors.