Administrator - Network LAN/WAN
Germany
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Job Description
Administrator - Network LAN/WAN
Frankfurt Am Main, Stadt, Hesse

Job Summary

Job Summary : Responsible for managing end-to-end shift operations of the data center ensuring SLA adherence, operational continuity, and compliance with security and regulatory standards. Acts as the primary escalation point for incidents, leads technical execution of complex IMAC activities, and ensures smooth coordination across teams, vendors, and stakeholders.

ob Description : DC Technician (L2)\\\\r\\\\nLocation: Frankfurt (Onsite)\\\\r\\\\nExperience: 5–7 Years \\\\r\\\\n\\\\r\\\\nRole Summary\\\\r\\\\nResponsible for managing end-to-end shift operations of the data center ensuring SLA adherence, operational continuity, and compliance with security and regulatory standards. Acts as the primary escalation point for incidents, leads technical execution of complex IMAC activities, and ensures smooth coordination across teams, vendors, and stakeholders.\\\\r\\\\nKey Responsibilities\\\\r\\\\n• Own and manage shift-level operations ensuring 24x7 service availability and adherence to SLA/KPI targets\\\\r\\\\n• Act as the primary escalation point for incidents (P1/P2/P3) and ensure timely response and resolution\\\\r\\\\n• Monitor liquid cooling systems including CDUs, piping loops, pumps, and rack-level cooling distribution units on a 24x7 basis.\\\\r\\\\n• Activities including coolant quality checks, pressure verification, and leak detection validation.\\\\r\\\\n• Respond to liquid cooling alarms including pressure drops, flow inconsistencies, and temperature deviation events and coordinate with DC service provider \\\\r\\\\n• Perform routine inspections rack interfaces for leakage or degradation risks.\\\\r\\\\n• Support emergency containment and isolation procedures in case of leak or system malfunction events.\\\\r\\\\n• Coordinate with OEM specialists during major maintenance, firmware updates, or system upgrades.\\\\r\\\\n• Monitor cooling performance metrics ensuring high-density racks maintain required thermal stability levels.\\\\r\\\\n• Maintain detailed operational logs, incident records, and maintenance documentation.\\\\r\\\\n• Participate in emergency drills and high-density workload readiness exercises.\\\\r\\\\nQualifications\\\\r\\\\n• Diploma or bachelor’s degree in mechanical, HVAC, or Thermal Engineering discipline.\\\\r\\\\n• 5–12 years’ experience in cooling O&M with exposure to liquid cooling systems preferred.\\\\r\\\\n• Strong understanding of chilled water systems and liquid loop distribution architectures.\\\\r\\\\n• Experience working in high-density or AI-enabled DC environments preferred.\\\\r\\\\n• Knowledge of fluid safety handling and leak response protocols required

Key Responsibilities

Job Responsibilities : • Own and manage shift-level operations ensuring 24x7 service availability and adherence to SLA/KPI targets • Act as the primary escalation point for incidents (P1/P2/P3) and ensure timely response and resolution • Monitor liquid cooling systems including CDUs, piping loops, pumps, and rack-level cooling distribution units on a 24x7 basis. • Activities including coolant quality checks, pressure verification, and leak detection validation. • Respond to liquid cooling alarms including pressure drops, flow inconsistencies, and temperature deviation events and coordinate with DC service provider • Perform routine inspections rack interfaces for leakage or degradation risks. • Support emergency containment and isolation procedures in case of leak or system malfunction events. • Coordinate with OEM specialists during major maintenance, firmware updates, or system upgrades. • Monitor cooling performance metrics ensuring high-density racks maintain required thermal stability levels. • Maintain detailed operational logs, incident records, and maintenance documentation. • Participate in emergency drills and high-density workload readiness exercises.

Skill Requirements

Skill Requirement : • Diploma or bachelor’s degree in mechanical, HVAC, or Thermal Engineering discipline. • 5–12 years’ experience in cooling O&M with exposure to liquid cooling systems preferred. • Strong understanding of chilled water systems and liquid loop distribution architectures. • Experience working in high-density or AI-enabled DC environments preferred. • Knowledge of fluid safety handling and leak response protocols required

Other Requirements

NA
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.