System&Application Operations Snr Expert- Microsoft Job at Vodafone (İstanbul)

Job Description

We are seeking a skilled Microsoft Senior Expert to manage and maintain our Microsoft system and server network. In this role, you will be responsible for installing or upgrading Microsoft systems and servers, managing user access to servers, and automating processes to ensure operation security and stability.

Job Responsibility

Microsoft server installation and upgrades
securely managing user access
ensuring network security and operational stability
implementing automation processes
crisis management and managing all operational processes
Improving Microsoft operational processes and enhancing service quality
Improving processes and existing work with new technologies and developing infrastructure
Creating, updating and disseminating procedure, activity and service documents, and preparing documents to eliminate the root of crises with the knowledge and experience gained regarding incidents, crises and studies in customer operations
Implements necessary security measures and ensures compliance with industry standards and regulations
Lead the architectural design and implementation of Windows OS-based infrastructure solutions across hybrid and cloud environments
Define and execute modernization strategies by simplifying legacy platforms and designing scalable, secure, and resilient systems
Collaborate with vendors and technology partners to evaluate, integrate, and deploy new service platforms aligned with business goals
Architect and oversee data center and application migration projects, ensuring minimal disruption and alignment with enterprise standards
Maintain comprehensive inventory and lifecycle management of all infrastructure components, including hardware and software assets
Provide expert-level troubleshooting and root cause analysis for complex system incidents and performance issues
Design and implement change management, patching, and upgrade strategies in accordance with security and compliance requirements
Establish and enforce security policies and best practices across Windows servers and services
Conduct capacity planning, performance tuning, and trend analysis to ensure optimal system health and scalability
Lead disaster recovery planning and testing, ensuring full operational readiness and documentation updates
Act as a technical advisor to internal teams and customers, providing guidance on infrastructure improvements and technology adoption
Drive continuous improvement initiatives and mentor junior engineers in best practices and architectural principles
Analyse customer requirements and translate them into robust, future-proof infrastructure solutions
Participate in strategic planning and roadmap development for infrastructure services and cloud adoption
Stay current with emerging technologies and lead proof-of-concept initiatives to evaluate their applicability
Planning training to contribute to team development and increase competencies
Expanding operational competencies and integrating them into general operational processes

Requirements

Bachelor’s or Master’s degree in Computer Science, Information Technologies or a related engineering field
Minimum 8+ years of professional experience in enterprise Windows and Microsoft Cloud infrastructure roles, with proven involvement in architecture, migration, and modernization projects
Extensive hands-on experience with Windows Server OS family, including advanced administration, performance tuning, and troubleshooting
Deep expertise in Microsoft Active Directory, Group Policy Objects (GPO), DNS, DHCP, and related domain services
Strong working knowledge of Microsoft Azure Core Services, including Azure VM, Azure ARC, and PowerShell scripting for automation and infrastructure management
Experience in managing Hybrid Azure Active Directory (Microsoft Entra ID) environments and integrating on-premises identity with cloud services
Solid understanding of Microsoft 365 Online Services, including Exchange Online, SharePoint Online, Microsoft Teams, OneDrive for Business, Microsoft Defender for Office 365, Intune, Endpoint Manager, Microsoft Purview Compliance Portal, Microsoft 365 Security Center and Microsoft Entra ID (Hybrid Azure AD)
Hands-on experience with Microsoft SCCM (System Center Configuration Manager) for endpoint and server management
Proficiency in log management and analysis, including Windows Event Logs, centralized logging solutions, and proactive monitoring for security and performance
Strong experience in patch and update management, including evaluation, scheduling, deployment, rollback planning, and compliance reporting across Windows and Microsoft 365 environments
Proven ability to analyze, troubleshoot, and resolve complex infrastructure issues across hybrid environments
Strong communication skills in English, both written and verbal, with the ability to interact effectively with stakeholders and customers
Demonstrated ability to work under pressure, manage multiple priorities, and collaborate within cross-functional teams
Experience in Windows Server and/or Microsoft 365 migration and deployment projects, including planning, execution, and post-migration support

Nice to have

Preferred certifications: Microsoft Certified Solutions Expert (MCSE), Microsoft Certified Solutions Associate (MCSA), or equivalent
Microsoft Cloud Sertifications such as AZ-104, AZ-305, AZ-800/801, MS-100, MS-102, or higher-level certifications
Strong desire and ability to continuously learn and adapt to emerging technologies and architectural best practices

What we offer

Vflexy: Flexible Benefits Program
Hybrid working kit
Ergonomic kit allowance
Digital meal voucher
Flexible transportation allowance
Employee assistance hotline & counselling
Comprehensive and flexible private health insurance
Discounted price deals for wide range of products & services

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System&Application Operations Snr Expert- Microsoft

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