freiberufler M365 Exchange SME & (Cloud-) System Administrator auf freelance.de

M365 Exchange SME & (Cloud-) System Administrator

offline
  • auf Anfrage
  • 60311 Frankfurt am Main
  • Weltweit
  • de  |  en  |  tr
  • 21.10.2024

Kurzvorstellung

I'm an IT Administrator with over 8 years of experience. Apart from my technical skills, which you can see in my profile, I also have interpersonal skills as an IT person. I also have experience in team management.

Qualifikationen

  • 1st Level Support / UHD
  • 2nd & 3rd Level Support
  • Active Directory1 J.
  • IT-Berater1 J.
  • Microsoft Exchange1 J.
  • Microsoft Office 3652 J.
  • Projektleitung / Teamleitung (IT)
  • Remote-Service
  • Server Administration
  • Servicenow
  • System Center Configuration Manager1 J.
  • Windows 101 J.
  • Windows Server 2016

Projekt‐ & Berufserfahrung

Exchange Security and Compliance Architect
Kundenname anonymisiert, Remote
5/2024 – offen (8 Monate)
Banken
Tätigkeitszeitraum

5/2024 – offen

Tätigkeitsbeschreibung

• Supported the transition from on-premise Exchange to a seamless hybrid setup, designing a scalable proof of concept that minimized downtime.
• Configured and maintained Email Security Appliances (ESA) to fortify defenses against advanced email threats, significantly reducing incident rates through proactive threat detection and security audits.
• Assisted in configuring Exchange Online Archiving and Retention Policies to comply with banking industry regulations, ensuring long-term data integrity and legal compliance and adherence to industry- specific compliance requirements such as GDPR and BaFin.
• Developed and implemented an integrated Exchange compliance strategy using Microsoft Purview and Azure Information Protection (AIP) to classify, audit, and protect sensitive financial data, ensuring regulatory compliance and secure handling of confidential communications.
• Implemented Customer Key, Customer Lockbox, and Data Encryption Policies (DEP) to enhance data security and compliance, overseeing the seam

Eingesetzte Qualifikationen

IT-Berater

Exchange Engineer (Professional Level)
Kundenname anonymisiert, Remote
7/2023 – 4/2024 (10 Monate)
IT & Entwicklung
Tätigkeitszeitraum

7/2023 – 4/2024

Tätigkeitsbeschreibung

• Enhanced Exchange security by integrating Microsoft Defender, fortifying against cyber threats.
• Managed Exchange migrations and upgrades, ensuring data integrity and minimal downtime.
• Automated Exchange Server Maintenance in applying Security Updates and Cumulative Updates with PowerShell
• Troubleshoot SharePoint and MS Teams related Issues with Exchange
Implemented Exchange cybersecurity protocols, including anti-spam and malware defenses.
• Served as a technical expert for Exchange in consultation meetings with clients and SDMs.
• Configured, upgraded and maintained Email Security Appliances (ESA) to fortify defenses against advanced email threats, significantly reducing incident rates through proactive threat detection and security audits.
• Maintained Exchange data compliance with robust DLP policies.

Eingesetzte Qualifikationen

IT-Berater

Exchange Lead SME (Subject Matter Expert)
Kundenname anonymisiert, Mannheim
8/2022 – 4/2023 (9 Monate)
IT & Entwicklung
Tätigkeitszeitraum

8/2022 – 4/2023

Tätigkeitsbeschreibung

• Plan, design, implement and support Enterprise level Exchange 2010/2013/2016/Exchange Online (co-existence) In addition, Exchange online features, ex. Data Loss Prevention, Exchange Rights management, mobile device management, TEAMs, archiving, eDiscovery hold.
• Accountable for the quality of technical support rendered by Microsoft 365 cloud support engineers to clients.
• Act as a primary escalation point for operational and technical issues in the team.
• Deliver advanced technical troubleshooting and problem-solving solutions for corporate customers including issues escalated to the highest level of management.
• Manage critical issues by setting customer expectations, devising, and implementing action plans and professionally communicating with all parties involved.
• Meet with support engineers twice a week, and review what works well and what needs improvement.
• Monitors specific key performance indexes (KPIs) to ensure the proper delivery of the business.
• Assist management with technical recovery calls to clients when needed using technical knowledge and discretion to rapidly figure out an appropriate course of action.
• Assist with daily and weekly radar sessions providing support requests and reporting details that can help with the analysis of case trends.
• Plan, create content and deliver technical training for support engineers.

Eingesetzte Qualifikationen

Microsoft Exchange, Server Administration

Technical Support Engineer Tier II (Microsoft Exchange)
Kundenname anonymisiert, Mannheim
8/2020 – 5/2021 (10 Monate)
High-Tech- und Elektroindustrie
Tätigkeitszeitraum

8/2020 – 5/2021

Tätigkeitsbeschreibung

• Function as a primary technical contact for Microsoft.
• Plan, manage and troubleshoot User data migration, Mailbox Migration, and Identity synchronization & management (using Azure Active Directory Connect, Azure Active Directory, and Active Directory Federation Services).
• Troubleshoot and resolve issues with Exchange Online, Security and Compliance, Azure Identity, Outlook, Office 365 admin center, Cloud App Security and so many more.
• Provide amazing customer support irrespective of the low severity of the case as well as going beyond in satisfying Windows or MAC clients.
• Deep research into customers’ technical issues as well as advisory queries and proffer resolutions.
• Document every step and troubleshooting taken to resolve the customer’s issue through the internal CRM tool.
• Indulge the use of several internal troubleshooting tools effectively in getting insights into every issue.
• Understand and use PowerShell in troubleshooting and resolving issues that could not be done on the GUI.
• Deliver advanced technical troubleshooting and problem-solving solutions for corporate customers including issues escalated to the highest level of management (Exchange).
• Collaborate with subject matter experts and escalation managers when additional support is needed.
• Collaborate with various teams, cross-products, and platforms across global locations.
• Provide empathy-based communication with the customer to resolve complex technical issues.
• Manages critical issues by setting customer expectations, devising, and implementing action plans and professionally communicating with all parties involved.
• Successfully provided (Enterprise) Tier II level support to various Organizations in Europe, the Middle East, North America, and Africa.
• Responsible for reproducing/confirming product defects and reporting such defects to Product Management for future consideration.

Eingesetzte Qualifikationen

Microsoft Exchange, Microsoft Office 365

Lead M365 Administrator
Kundenname anonymisiert, Mannheim
1/2019 – 4/2020 (1 Jahr, 4 Monate)
IT & Entwicklung
Tätigkeitszeitraum

1/2019 – 4/2020

Tätigkeitsbeschreibung

• Being Part of Project Management for planning, validating feasibility, communicating / presenting to stakeholders, executing, and troubleshooting Exchange Migration
• Performing mailbox migrations from On-Premises Exchange, Webmail to Exchange Online
• Administration, support, and configuration of O365, Exchange
• Troubleshoot issues with Microsoft 365 Teams
• Troubleshoot Exchange related issues when alerted by monitoring software (SCOM)
• Querying Exchange environment using the Office 365 PowerShell Module
• Reviewing, testing, and making recommendations for standard email practices such as SPF, DKIM, DMARC, and ARC (Authentication Received Chain)
• Supporting anti-spam filtering, review, email tracking, and transport rules
• Monthly audits on the AAD environment to reconcile users.
• Consult and support MDM Administrator regarding Active Sync and Autopilot deployment on mobile devices.

Eingesetzte Qualifikationen

Microsoft Azure, Microsoft Office 365, Microsoft SharePoint Server

Intune Expert / 3rd Level Supporter
Kundenname anonymisiert, Mannheim
5/2018 – 12/2018 (8 Monate)
Finanzdienstleister
Tätigkeitszeitraum

5/2018 – 12/2018

Tätigkeitsbeschreibung

• Migration of 5000 IOS Devices from Blackberry UEM to Microsoft Intune
• Setup, Maintaining, Troubleshooting of the Intune Backend
• App deployment and packaging, Policies, Task Sequences, Company portal
• Autopilot, Configuration profile, Compliance baseline, Custom compliance, Conditional access
• Security Assets: Encryption, Defender, ASR, AIP, DLP
• General monitoring of site health via SSRS (SQL Server Reporting Services) and log files
• Security & Compliance - Microsoft Defender ATP, Intune
• Update Rings
• Reporting

Eingesetzte Qualifikationen

iOS, Microsoft Azure, Microsoft SQL Server Reporting Services (SSRS), System Center Configuration Manager

Windows Server Administrator
Kundenname anonymisiert, Mannheim
1/2017 – 3/2018 (1 Jahr, 3 Monate)
IT & Entwicklung
Tätigkeitszeitraum

1/2017 – 3/2018

Tätigkeitsbeschreibung

• Assessing the stability, security, and scalability of installed Windows systems
• Administration AD, ADFS, IIS, RDS, DNS, DHCP, and WINS
• Print Server Management, Terminal Services, NIC
• Troubleshooting BSOD issues and analyzing Memory Dumb
• Automation & Patching using BMC TrueSight Server Automation
• Performed detailed analysis of multiple systems to ensure compliance with ISO and SAS standards.
• Responsible for supporting servers running Microsoft Windows Server 2008, 2012, 2016, and 2019 within a VMWare/ESXi infrastructure and Azure cloud environments.
• Experience working with large-scale networks (4500 plus servers)
• Managing implementation and enhancement of new or existing products supporting organization and business line objectives
• Evaluating and escalating events and incidents to the T2 Windows Platform teams based on established escalation procedures.
• Providing real-time monitoring and timely response to alerts and anomalies generated by system tools.
• Patching/maintenance activities utilizing technologies (VMWare/ESXi, vSphere, SRM, WSUS, Azure, etc.)
• Automating and improving processes to deliver stable systems.
• Identifying and developing new security detection use cases, playbooks, and alerts for use within the SIEM (Security information and event management)

Eingesetzte Qualifikationen

Incident-Management, IT Sicherheit (allg.), Microsoft Windows (allg.), System Center Configuration Manager, Windows 10, Windows 7

2nd Level Support Engineer
Kundenname anonymisiert, Köln
2/2015 – 9/2016 (1 Jahr, 8 Monate)
Gesundheitswesen
Tätigkeitszeitraum

2/2015 – 9/2016

Tätigkeitsbeschreibung

• Junior Server Administration
• Storage Administration/Backup
• Securing Data Backups and Restoration of Archived Data
• Active Directory GPO-Management / OU-Structuring
• Planning and Extending of Active Directory Structures
• Documentation / Help the Helpdesk / Tutorial Creation
• Windows Troubleshooting
• Onsite Technician for Datacenter
• Server Maintenance and Repair

Eingesetzte Qualifikationen

Active Directory, It-Beratung, Microsoft Azure, Windows Powershell

Ausbildung

Wirtschaftsingenieurwesen
Bachelor
2014
Technische Hochschule Köln

Über mich

A highly competent and organized Microsoft 365 Administrator with a subject matter expert experience in Microsoft Exchange Online, Exchange Online Protection, mail routing, On-premises Exchange/Office 365 co-existence, and Office 365 user administration. Also adept in the management of Enterprise Identities (Cloud Management and On-Premises) through Active Directory and Azure Active Directory. Proficient in Office 365 enterprise applications such as SharePoint, One-Drive, Intune, and Teams administration.

Also experienced in enterprise solutions using Microsoft Azure services in the Cloud Computing Category, such as Azure Virtual machines, Azure Virtual networks, Azure storage, Azure Privileged Identity and access management, Azure cost, and security optimization and so many other features of Azure with technical expertise in cloud service delivery models including infrastructure as a service, platform as a service and software-as-a-service; automation; hypervisors; containers; virtual compute, storage, and networks; virtual infrastructure management; self-provisioning; and scaling.

Love to delve into Cyber Security having a proficient experience in the usage of Kali Linux, and management of Microsoft 365 Enterprise Security as an Engineer trained directly by Microsoft on security and compliance processes and policies.

Well-mannered, articulate, and able to function as a point of contact for colleagues and external clients.

A great lover of sports, creative arts, tourism, eco-friendly environments, wealth co-creating economies, community building, and entrepreneurship.

Weitere Kenntnisse

• Excellent oral and verbal communication skills
• Excellent Customer Relationship Management
• Good presentation skills
• Good Time Management and Organizational skills
• Diligence and accuracy
• Team Spirit and collaboration
• Excellent Critical thinking skills
• Expert in Microsoft Exchange Online Administration, Microsoft Outlook, and Mailbox management (Online and On-premises)
• Overall a Ninja when it comes to Microsoft 365 (M365/O365) services like MS Teams, OneNote, MS Planner, To Do, OneDrive for Business, SharePoint as well as Power Platform (Power Automate, Power Apps)
• Expert in M365 Security (Security and compliance, Azure Advanced Threat Protection, Office 365 ATP, Microsoft Defender ATP).
• Knowledgeable in HTML5, and CSS
• Proficiency in scripting and PowerShell.
• Advanced knowledge of Active Directory Azure Active Directory Connect, and Azure Active Directory Federation services design, implementation, and administration.
• Expert in Azure Identity Management. (Cloud management and Active Directory)
• Proficient in Windows Server and server roles deployment, Domain controller management, and Active directory management.
• Proficient in Microsoft Azure Operations


• CCNA – Cisco Certified Network Associate 2022
• Microsoft Certified: Azure Administrator Associate 2021
• Microsoft 365 Certified: Teams Administrator Associate 2021
• Microsoft Certified Trainer 2021
• Microsoft 365 Certified: Security Administrator Associate 2021
• MD-100: Windows Client 2021
• MD-101: Managing Modern Desktops 2021
• Microsoft 365 Certified: Modern Desktop Administrator Associate 2021
• Microsoft Certified: Azure Virtual Desktop Specialty 2021
• Miro essentials 2022
• Mapping & diagramming 2022
• Collaborative meetings 2022

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Persönliche Daten

Sprache
  • Deutsch (Muttersprache)
  • Englisch (Muttersprache)
  • Türkisch (Muttersprache)
Reisebereitschaft
Weltweit
Arbeitserlaubnis
  • Europäische Union
  • Schweiz
Home-Office
bevorzugt
Profilaufrufe
3730
Alter
33
Berufserfahrung
10 Jahre und 2 Monate (seit 10/2014)
Projektleitung
1 Jahr

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