Windows & VMware Operations Engineer (L3)

Company Description

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software. We also assist millions of people to accomplish their financial goals and help them save time and money.

We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more industry segments.

We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index company listed on the London Stock Exchange (EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com.

Job Description

We are seeking a Windows L3 Infrastructure Engineer to join our Infrastructure Operations team. In this role, you will be responsible for the operational delivery, administration, and lifecycle management of Windows-based infrastructure platforms , with additional responsibilities across VMware/vSphere environments . You will ensure secure, reliable, and scalable compute services across on‑premises and cloud environments . Experience with enterprise patching and endpoint tools (e.g., Tanium, BladeLogic, SCCM).You will report to the respective People Manager.

You will:
Perform L3 administration of Windows Server environments (2016/2019/2022) , including installation, configuration, and lifecycle management
Own and execute OS patching, reboot coordination, and patch remediation activities in line with enterprise compliance standards
Build, configure, and maintain Windows servers according to global standards and security baselines
Administer and support Active Directory services , including user, group, and computer management, Group Policy creation and troubleshooting, and AD health monitoring
Manage and troubleshoot core Windows services such as DNS, DHCP, and related infrastructure components
Perform software installations, upgrades, and configuration management across Windows platforms
Experience with enterprise patching and endpoint tools (e.g., Tanium, BladeLogic, SCCM)
Administer VMware/vSphere platforms , including:
Virtual machine provisioning and decommissioning
Snapshot creation and management
Datastore and resource utilization monitoring
VM‑level performance and availability troubleshooting
Automate operational and administrative tasks using PowerShell to improve efficiency, reliability, and consistency
Support and administer Windows workloads hosted on AWS and/or Azure , leveraging Infrastructure as Code (IaC) tools such as Terraform
Monitor system performance and availability; respond to incidents and participate in major incident (P1/P2) management and on-call rotations
Collaborate with Security, Compliance, Cloud, and Application teams to ensure adherence to enterprise standards
Contribute to change management, capacity planning, documentation, and continuous improvement initiatives

Qualifications

What you will bring:
Minimum 5+ years of experience in Windows Server administration within enterprise environments
Strong hands-on expertise in:
Windows Server OS administration
Active Directory and Group Policy management
DNS administration and troubleshooting
OS patching and server build activities
Working experience with VMware/vSphere administration in production environments
Proficiency in PowerShell scripting and automation for day-to-day Windows administrative tasks
Experience supporting Windows infrastructure in AWS and/or Azure environments , including use of Terraform or similar IaC tools
Strong troubleshooting, analytical, and problem-solving skills
Experience operating within ITIL-aligned infrastructure operations teams
Fluency in English

Will be considered as an advantage if you also have:
Microsoft, VMware, or cloud platform certifications
Experience with enterprise patching and endpoint tools (e.g., Tanium, BladeLogic, SCCM)
Exposure to security hardening, vulnerability remediation, and compliance frameworks
Experience working in hybrid cloud infrastructure environments

Additional Information

What you will get:
Personal Development - career pathway for professional growth supported by learning and development programs and unlimited access to online educational training courses, learning materials & book.
Work environment - excellent work conditions with friendly environment, recognized team spirit, and fun and quality recreation time.
Social benefit package including life insurance, food vouchers, additional health insurance, monthly flex allowance and internet coverage, corporate discounts, marriage and childbirth / adoption allowance, Multisport card, Sharesave plan, Employee assistance program, а birthday gift and many other benefits!
Work-life balance - 25 days paid vacation, 1 additional day off for your birthday and extra 3 paid days for participation in Social responsibility event.
Opportunity for Flexible working hours and Home Office.

Experian is an Equal opportunity employer. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, color, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.

Experian Careers - Creating a better tomorrow together

Find out what its like to work for Experian by clicking here

Experian Careers - Creating a better tomorrow together

Find out what its like to work for Experian by clicking here