Senior Infrastructure Engineer - VOIS

VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation.
As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability.
We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal.
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We are seeking a skilled Senior Infrastructure Engineer with extensive hands-on experience in Entra ID, Active Directory, and Office IT Infrastructure operations. The ideal candidate will support global services, provide higher-level technical escalation, and contribute to service availability, platform reliability, lifecycle management, and process improvements. This role suits individuals who excel in complex technical environments and demonstrate strong problem-solving and collaborative abilities.

Provide L2/L3 technical escalation for Office IT operations, ensuring efficient support for Global Active Directory, Entra ID, Entra Connect, Office 365, and licence assignment.Handle complex operational issues with independent judgement and deep technical expertise.Conduct performance analysis, capacity planning, and configuration management for servers.Ensure end-to-end ownership of supported services, including service availability, SLA adherence, and mentoring L1 support teams.Manage platform backend servers, daily health checks, and resolution of system issues.Resolve trouble tickets within SLA and ensure timely delivery of project tasks.Produce regular operational reports such as backlog and scorecards.Contribute to customer satisfaction through reliable service delivery and continuous service improvements.Ensure compliance with operational processes and assess operational impact for future projects.Complete at least 90% of service improvement initiatives and evaluate 100% of service-related changes ahead of CAB meetings.Close problem cases with root-cause and preventive actions within KPIs.

Experienced professional with 4+ years of hands-on expertise in Entra ID.Skilled in Conditional Access Policies, MFA, Windows Hello for Business, and Temporary Access Pass.Strong grounding in Active Directory and Entra Connect.Experienced in migration tasks related to Entra ID.Proficient in Entra ID integrations and O365 administration.Knowledgeable in identity lifecycle management and security principles.Familiar with ITIL modules or Agile methodologies (preferred).Collaborative, analytical, and capable of handling complex technical scenarios independently.

Concerned you may not meet every requirement? Vodafone is committed to creating an inclusive workplace where everyone can thrive. If you are excited about this role but your experience does not align exactly with every aspect of the job description, you are encouraged to apply. You may be the right candidate for this or another opportunity, and the recruitment team will support you in exploring where your skills fit best.

• Opportunity to work with advanced identity, directory, and cloud-based technologies.
• Exposure to global infrastructure environments and cross-functional collaboration.
• Growth in technical leadership through mentoring and guiding support teams.
• Experience in complex operational ecosystems involving high availability systems.
• Involvement in continuous improvement initiatives and strategic service enhancements.

• Deeper expertise in identity and directory services, including Entra ID and AD.
• Advanced troubleshooting and operational excellence for global IT platforms.
• Capacity and performance analysis for enterprise-level systems.
• Change evaluation and governance processes (CAB).
• Strengthened collaboration, reporting, and service improvement planning.

Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background.

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