Technical Services Engineer - Wintel & Linux

Telefónica Tech (part of the Telefónica Group) is a leading NextGen Tech solutions provider with a highly diversified team of over 6,000 exceptionally skilled employees and +60 nationalities.

We serve more than 5.5m customers every day in over 175 countries, with a global ecosystem of market-leading partners. Global strategic hubs: Spain, Brazil, the UK, Germany.

The Telefónica Tech UK&I hub has an end- to-end portfolio of market leading services and develops integrated technology solutions to accelerate digital transformation through: Cloud, Data & AI, Enterprise Applications, Workplace Services and Cyber Security & Networking.

Values: Open, Trusted and Bold

Trusted Partners:

Microsoft: Top 3 Service Providers, Azure Expert Status, Fastrack & Inner Circle Partner

HPE: Platinum Partner - FY23 UK&I Solution Provider of the Year

Palo Alto & Crowdstrike: part of our NextDefense Cyber Security Portfolio

Fortinet: Elite VIP Program - one of only 2 in the UK

AWS: Advanced Solution & Managed Service Provider Program

This role covers the management, maintenance and support of all Infrastructure Hosting responsibilities within a Healthcare Managed Service account. The successful candidate will have experience in working within Data Centres, an ability to fault find and replace parts within physical compute and storage. Good working knowledge of VMware and Windows Server Operating Systems including File Services, PKI, AD, DNS and DHCP with good general troubleshooting skills.

While employees at this level will receive instruction or assistance in technical areas as required to extend and grow their experience, they will be expected to work independently, use their own initiative, whilst driving continuous service improvements with the Infrastructure Hosting estate.

Main Duties and Responsibilities:

Design, implement, and maintain infrastructure systems supporting both internal operations and customer environments

Monitor system performance and proactively identify and resolve potential issues before they escalate

Respond to incidents and support requests in a timely and professional manner, prioritising customer and business impact

Manage change control processes for infrastructure updates, including testing, risk assessment, and rollback planning

Maintain accurate, up-to-date documentation of systems, configurations, and procedures

Collaborate with internal teams and customer stakeholders to ensure infrastructure meets operational and service level requirements

Apply security best practices, including access control, patch management, and data handling protocols

Participate in on-call rotations and incident response as required

Contribute to post-incident reviews and continuous improvement initiatives

Support knowledge-sharing within the team through documentation, mentoring, and cross-training

Skills and qualities required:

Good working Linux based Operating System

Good working knowledge of Microsoft Server / Datacentre / Compute / Storage solutions

Good working knowledge with regards to the administration and troubleshooting of the following Microsoft technologies (AD, DNS, DHCP, RDS, File Services, Certificate Services, Server Administration 2012, 2016,2019 and 2022)

Knowledge of VMware vSphere

Good working knowledge of incident, problem and change management processes and procedures

Demonstrable experience in troubleshooting techniques to determine root cause

A working knowledge of general networking (e.g. routing, firewall, wireless AP)

Skills and qualities desired:

An understanding of HPE compute / storage

An understanding of Microsoft SCCM

An understanding of VMware and virtualised environments

An understanding of SQL Server

An understanding of Veeam Backup Technologies

An understanding of Microsoft SCCM

An understanding of Enterprise/Event Management

All applicants must possess the legal right to work in Ireland.

Due to job requirements, you will need a full driving licence.

It is preferred if the successful candidate is within reach of Dublin to support on-site work as required

At Telefónica Tech, we believe inclusion is the bridge that empowers everyone to be their authentic selves. We celebrate and respect our differences because diversity drives innovation and makes us stronger.

Be yourself with us, and feel that you belong.

We welcome applicants from all backgrounds and identities regardless of age, disability, gender reassignment, marital or civil partnership status, pregnancy or maternity, race, religion or belief, sex, and sexual orientation.

We are also committed to equity, accessible hiring practices, and creating an inclusive culture through many means including TogetHer (Women's network) and our Employee Resource Groups which include Diversity and Inclusion, Telefónica Tech Pride, Neurodiversity, ELEVATE (African and Caribbean heritage network), and Sustainability.

We don’t believe hiring is a tick box exercise, so if you feel that you don’t match the job description 100%, but would still be a great fit for role, please get in touch.