Ayhan Y.
Microsoft 365 Engineer
Ayhan is a highly skilled Microsoft 365 Engineer with eight years of experience, including four years in the commerce sector and four years as a freelancer supporting business clients.
He specializes in Microsoft 365, Azure Active Directory (Entra ID), Exchange Online, SharePoint Online, Microsoft Teams, PowerShell, Graph API, and M365 Security & Compliance.
With a strong track record of successfully delivering critical projects, Ayhan has played a key role in integrating internal applications with Azure to maintain business continuity following Microsoft’s deprecation of certain services. His analytical problem-solving skills and forward-thinking approach enable him to design and implement efficient, scalable, and secure solutions that optimize business operations.
Main expertise
- MS 365 Administration 5 years
- MS 365 5 years
- PowerShell 5 years
Other skills
- Azure 3 years
- Linux 2 years
- CentOs 2 years
Selected experience
Employment
M365 & AZURE AD SUPPORT ENGINEER
Self-Employed - 3 years 10 months
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Provides professional support to enterprise customers for Microsoft 365, Exchange Online, SharePoint Online, Microsoft Teams, PowerShell, Security & Compliance, and Azure AD (Entra ID);
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Manages M365 subscriptions, including licensing, tenant management, and feature configurations;
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Configures and troubleshoots Conditional Access policies to enhance security and compliance;
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Supports hybrid environments, ensuring seamless integration between on-premises and cloud services;
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Troubleshoots and resolves authentication, access, and connectivity issues related to M365 services;
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Assists in Exchange Online and SharePoint Online administration, including migrations and permission management;
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Develops and optimizes PowerShell scripts to automate repetitive tasks and improve efficiency;
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Implements and enforces M365 Security & Compliance policies, ensuring regulatory compliance and data protection;
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Monitors and maintains Azure AD, managing users, groups, roles, and identity protection settings;
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Provides guidance on best practices, governance, and security frameworks for enterprise M365 environments;
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Collaborates with cross-functional teams and Microsoft support to resolve complex technical issues;
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Supports customers in M365 tenant-to-tenant migrations and hybrid configurations.
Technologies:
- Technologies:
DevOps
MS 365 Administration
MS 365
PowerShell
Microsoft Entra ID
SharePoint
Azure
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INFORMATION TECHNOLOGIES SPECIALIST
SADE - DETERA SOFTWARE & CONSULTING SERVICES - 1 year
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Implemented data analytics applications for enterprise clients, including banks, insurance companies, energy firms, and financial institutions;
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Prepared and configured on-premises and cloud-based servers (AWS, Azure VMs, GCP) according to customer specifications and security policies;
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Set up and maintained backup and demo environments, ensuring business continuity and disaster recovery readiness;
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Managed database integrations for analytics applications, working with Oracle, MS SQL, and SAS;
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Planned and implemented backup and disaster recovery strategies to ensure data integrity and availability;
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Configured and maintained Docker containers and Kubernetes clusters for efficient application deployment;
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Collaborated with data scientists and developers to meet technical requirements before application deployment;
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Managed access permissions and security policies across multiple server environments (Microsoft Server 2012/2016, CentOS, RedHat);
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Provided client training, documentation, and support, ensuring smooth adoption and efficient system use;
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Kept applications up to date by applying SAS patches and updates, maintaining system stability and security.
Technologies:
- Technologies:
Google Cloud
Linux
SAS
CentOs
Docker
AWS
MSSQL
Kubernetes
Oracle
MS 365
Azure
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SYSADMIN
OSF GLOBAL - 1 year 6 months
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Provided IT support to users in Turkey and other international offices, ensuring smooth operations;
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Managed various IT resources, including Unify Wi-Fi Network, Pfsense Firewall, IDS (Snort), VLAN Management, Bitdefender Endpoint Security, BitLocker Encryption, and OpenVPN;
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Administered the corporate HR system (Zoho), handled user licenses (Microsoft, Atlassian, Zoom), and maintained IT inventory;
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Coordinated with partners (ISP, Dell, etc.), tracked ongoing IT tasks, and managed the monthly budget for consumables and peripherals;
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Led weekly IT team meetings and conducted IT orientation sessions for new employees;
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Managed user accounts and data in compliance with GDPR and KVKK (Turkey’s Personal Data Protection Law) regulations;
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Upgraded and maintained the network infrastructure and IT devices used by end users;
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Oversaw the IT aspects of the company’s donation processes, ensuring seamless operations;
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Led the transition to a "Work From Anywhere" model, optimizing IT inventory management for remote employees;
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Initiated and successfully completed the KVKK and GDPR compliance processes for the Turkey office, leveraging his master’s degree expertise and collaborating with other departments.
Technologies:
- Technologies:
Jenkins
Jira
Git
Salesforce
MS 365 Power Apps
- Atlassian Confluence Data Center
- Zoho CRM Plus
MS 365 Administration
MS 365
Microsoft Entra ID
SharePoint
- Microsoft Intune
Azure
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SYSTEM & NETWORK ADMIN
ISIK AHSAP - 1 year 3 months
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Ensured the maintenance, security, backup, and upgrades of IT resources to maintain optimal system performance;
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Secured the server room in compliance with security standards and best practices;
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Provided on-site support at branch locations across different cities, ensuring business continuity and seamless communication;
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Managed IT inventory and assisted the Helpdesk Specialist in troubleshooting end-user issues;
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Planned the IT department’s budget and maintained effective interdepartmental communication;
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Generated periodic reports for management on IT operations, improvements, and infrastructure status;
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Developed a structured task division model within the IT team, enhancing visibility into infrastructure needs, improving issue resolution speed, and increasing overall efficiency;
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Contributed to cost-effective resource utilization, optimizing IT expenditures without compromising performance;
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Played a key role in data protection compliance and supported the digitalization of data inventory for improved accessibility and security.
Technologies:
- Technologies:
- VoIP
MSSQL
Microsoft Entra ID
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Education
MSc.DIGITAL FORENSIC
Gazi University · 2019 - 2021
Standalone courseCCNA TRAINING
Cisco · 2019 - 2020
Standalone courseCYBER SECURITY SPECIALIST
BARIKAT CYBER SECURITY · 2019 - 2019
Standalone courseMONITORING WITH ZABBIX
OPEN SOURCE WINTER BOOTCAMP · 2019 - 2019
Standalone courseMULTI-DISCIPLINARY CYBER RANGER
CYBER STRUGGLE · 2018 - 2019
Standalone courseSYSTEM, NETWORK AND SECURITY SPECIALIST TRAINING
BilgeAdam · 2017 - 2017
BSc.COMPUTER SYSTEMS
Gazi University · 2009 - 2016
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