Iskender K. - IT Client and User Admin

Go to Website

Edling, Germany

Experience

Feb 2022 - Present

3 years 7 months

Günzburg, Germany

IT Client and User Admin

Alko Guenzburg

Install clients / manage permissions
Manage AD users
Exchange 2016 admin / email
Create distribution lists and mailboxes
Expand
2nd level support / tickets
Handle tickets
Support ITIL processes
Daily operations
Administration
Virtual environment - client side
Servers

Jan 2021 - Jan 2022

1 year 1 month

Stuttgart, Germany

Client and User Management

BNP Paribas

Assign permissions via roles, grant access rights for drives/special drives, assign individual rights via AD
Assign roles via BRM (Dirx) management similar to identity management
Document technical and organizational processes
Daily operations
Create and edit Active Directory accounts
Create user IDs (for externals, secondary users, vendor users, technical users)
Remote access / RAS connection for home office staff
VPN support
Handle ITIL processes: incident, problem and change management with SLA / priority
Exchange 2016 admin
Create mailboxes, clean up, expand; create distribution lists; book and activate addresses

Jun 2018 - Jan 2021

2 years 8 months

Karlsruhe, Germany

Server Admin and User Management

L-Bank

Assign permissions via roles, grant access rights for drives/special drives, assign individual rights via AD
Assign roles via BRM (Dirx) management similar to identity management
Document technical and organizational processes
Daily operations
Create and edit Active Directory accounts
Create user IDs (for externals, secondary users, vendor users, technical users, test users, training users)
Knowledge of virtualization platform VMware ESXi
VMware server monitoring and system administration in Microsoft Hyper-V environment
IGEL capture / update from version V100 to V11
Network configuration and support (routers, firewalls, Internet)
Create new access rights
Experience with Jira and Confluence
Independent analysis, resolution and coordination of incidents and service requests at 2nd level support
Installation and configuration of our hardware and software components
Coordination and execution of maintenance and changes on customer systems
Windows 10 rollout (software distribution: Matrix42)
Independent optimization of processes and systems
Creation and maintenance of process and system documentation
Create mailboxes via Exchange
Maintain/manage expirations of access rights assignments
Analyze complex error cases with interface consideration (during incident handling, in projects in test phase)
Assign rights, including timed assignments for departments and product responsibilities
Network checks with Citrix ADC for load balancing

Oct 2017 - May 2018

8 months

Munich, Germany

2nd-Level-Support Administrator

Airbus

Assign permissions via roles, grant access rights for drives/special drives, assign individual permissions
Create user IDs (for externals, secondary users, vendor users, technical users, test users, training users)
Assign roles via identity management and cleanup
Create, delete and edit Active Directory accounts
Handle customer requests, service desk
Knowledge in virtualization platform VMware ESXi
VMware server monitoring
Network configuration and support (routers, firewalls, Internet)
Create new access rights
Manage servers and installation (update terminal servers / domain controllers)
Experience with Jira and Confluence
Independent analysis, resolution and coordination of incidents and service requests at 2nd level support
Installation and configuration of our hardware and software components
Close collaboration with internal and external service partners
Coordination and execution of maintenance and changes on customer systems
Windows 10 rollout (software distribution: SCCM)
Independent optimization of processes and systems
ITSM (change, release, incident management)
Creation and maintenance of process and system documentation
Create mailboxes via Exchange
Maintain/manage expirations of access rights assignments
Analyze complex error cases with interface consideration (during incident handling, in projects in test phase)
Handle problem tickets (ConSol)
Assign rights, including timed assignments for departments and product responsibilities
Analyze and advise on resolving potential issues and, if needed, the technical and functional design required for resolution
Design, implement and document solutions
Willingness to participate in on-call duties

Sep 2016 - Sep 2017

1 year 1 month

Düsseldorf, Germany

User Management / Permissions

Electronic Partner

Access rights management for Electronic Partner
Assign permissions via roles, grant access rights for drives/special drives, assign individual permissions
Handle customer requests, service desk
Consulting in the One Identity tool
Assign/manage roles and permissions in RACF, TSO and host systems
Create, delete and edit Active Directory accounts
Identity and access management
Create new access rights
Network configuration and support (routers, firewalls, Internet)
Manage servers and installations (update terminal servers / domain controllers)
Experience with Jira and Confluence
Independent analysis, resolution and coordination of incidents and service requests at 2nd level support
Installation and configuration of our hardware and software components
Close collaboration with internal and external service partners
Coordination and execution of maintenance and changes on customer systems
Monitoring and remote support for data backup and software installation for both management and board (VIP support)
Support for release and rollout activities
Independent optimization of processes and systems
ITSM (change, release, incident management)
Creation and maintenance of process and system documentation
Create mailboxes via Exchange
Maintain/manage expirations of access rights assignments
Analyze complex error cases with interface consideration (during incident handling, in projects in the test phase)
Handle problem tickets (ConSol)
Assign rights, including timed assignments for departments and product responsibilities
Analyze and advise on resolving potential issues and, if needed, the technical and functional design required for resolution

Mar 2016 - Sep 2016

7 months

Düsseldorf, Germany

User Management / Authorization

Deloitte & Touche GmbH Wirtschaftsprüfungsgesellschaft

Access rights management for Deloitte & Touche Unicredit S.p.A, others
Identity and Access Management
Consulting on the One Identity tool
Role-based permission assignment, assigning access rights for drives/special drives, individual permissions (for almost all banking applications, e.g., risk applications (ARGO OPRisk, TraRisk, ARAMIS, …), foreign payment transactions (AZV), client overview (Client Info Sheet, Customer Information File), Triple A, INAP, etc.)
Creation of user IDs (for external users, secondary users, vendor users, technical users, test users, training users)
Creation of new access rights (in the systems mentioned above)
Maintenance/management of expiration dates for access right assignments
Analysis of complex error patterns with interface considerations (within incident handling and test phase projects)
Handling problem tickets (HP Service Manager, Remedy)
Generating various reports (Excel, Access, SQL) regarding permission assignments, partly including expiration dates for
business units, product responsibilities
Documentation of processes and workflows
Granting and revoking permissions
Monitoring and remote support for data backups and software installation for both management and the board (VIP support)
Maintaining user information
Aligning business roles with the respective
business units
Managing and auditing user accounts in Active Directory / SAP

Mar 2015 - Dec 2016

1 year 10 months

Essen, Germany

UC4 Support Administrator

Deutsche Bank

SAP Administrator
Operational work in UC4 / modifying, creating, job scheduling
Coordinating and reviewing firewall changes
Managing certificate management
Maintaining and auditing user accounts in Active Directory
Managing incident, change, patch, and backup management
Independently performing project tasks
Coordinating and escalating tickets (Remedy)
Creating and modifying AD groups
Analyzing and forwarding issue resolutions
Printer rollout - replacing all printers at the Essen location
Supporting the "Change Data Center" project for the core banking system, including changing providers and migrating operating systems
Planning and executing an endpoint rollout for MS Windows 7/8 and MS Office 2013
Rebuilding WLAN - setting up comprehensive WLAN at the Essen site
Migrating the deployment server to MS Server 2008
Recertification of permissions according to MaRisk
Procuring hardware and software
Change, patch, and backup management
Monitoring and remote support for backups and software installation for both management and the board (VIP support)
Lotus Notes
Using the ticket system Remedy

Aug 2014 - Jan 2015

6 months

Munich, Germany

User Management / Authorization

Hypovereinsbank

Access rights management for Hypovereinsbank (Unicredit Bank AG), Unicredit S.p.A, other European and international Unicredit Bank clients, CACEIS Bank, UniCredit Business Integrated Solutions (UBIS), UniCredit Global Business Services GmbH (UGBS), Postbank Systems
Role-based permission assignment, assigning access rights for drives/special drives, individual permissions (for almost all banking applications, e.g., risk applications (ARGO OPRisk, TraRisk, ARAMIS, …), foreign payment transactions (AZV), client overview (Client Info Sheet, Customer Information File), Triple A, INAP, etc.)
Creation of user IDs (for external users, secondary users, vendor users, technical users, test users, training users)
Creation of new access rights (in the systems mentioned above)
Communication/coordinating with HVB business units, international sites (Milan, London, New York, Singapore, Hong Kong, Tokyo), product owners (UBIS Germany, UBIS Italy, UBIS Austria), Retained Organizations (RTOs), compliance, job profile owners, HVB ICT security, HVB data protection
Maintenance/management of expiration dates for access right assignments
Analysis of complex error patterns with interface considerations (within incident handling and test phase projects)
Handling problem tickets (HP Service Manager, Remedy)
Generating various reports (Excel, Access, SQL) regarding permission assignments, partly including expiration dates for business units, product responsibilities
Documentation of processes and workflows
RACF, TSO, and host knowledge
RACF user and authorization administrator
RACF (setting up and maintaining user groups)

Sep 2012 - Jul 2014

1 year 11 months

Frankfurt, Germany

2nd Level Support and Monitoring Specialist

ING DiBa

Ensuring the bank's IT system monitoring
Monitoring the bank's critical IT systems
Performing and documenting regular system checks
Configuring and supporting network (routers, firewalls, internet)
Performing escalation processes and managing problem resolutions, as well as large software rollouts, changes, and releases
Reporting on system-related issues
Documenting and communicating incidents and their resolutions
Creating reports on the availability of critical IT systems
Acting as a link between technical teams and management (SPOC)
Escalating incidents with Windows and Linux servers to the technical department
Support for release and rollout activities
Handling hardware and software incidents (Remedy ticket system)
Experience working in 24/7 shift operations
ITSM (change, release, incident management)
Supporting first-level help desk support
Error analysis and communication with users and
Handling customer inquiries, service desk
Forwarding tickets to 3rd level support
Analyzing and forwarding issue resolutions
Monitoring environments and escalating errors
Managing various virtual servers via VMware Client or ESXi
JIRA and Confluence experience
Starting and stopping UC4 jobs
Avaya administration (enabling and approving access)
Creating and modifying AD groups
Maintaining and administering filesystems and user groups
Assigning permissions in Microsoft and Novell
Creating / deleting / editing user objects
Analytical skills (error analysis), Blackberry support
Taking over data center escalations and handling them (creating tickets or solving problems)
Monitoring data center servers and escalating or resolving outages

Oct 2011 - Aug 2012

11 months

Kassel, Germany

Identity Management Active Directory

SMA

Supporting Germany-based and internationally operating customers
Identity management in the internal customer
Service center
Creating and modifying AD groups
User management with MS Active Directory Windows
2008 R2
User management with Dell One Identity Manager
Assigning permissions in Microsoft and Novell
Maintaining and administering filesystems and user groups
Administering VPN & Citrix (XenApp 6.0)
HP OpenView ticket system
Documenting activities
Point of contact for internal customers by phone
Creating and editing changes
Processing work orders
Documenting results
Basic SAP knowledge (GUI)

Jun 2009 - Jun 2011

2 years 1 month

Life-Cycle-Management: Focus: Test & Home Entertainment

Deutsche Telekom AG

Evaluate device solutions from different vendors
Identify advantages and disadvantages of different concepts
Clarify technical questions with manufacturers
Investigate specific technical issues
Mediaroom support
Organize test setups
Experience reading VLAN transfer rates
Experience with management systems
IPTV experience
Solve problems and incidents or forward to 3rd level support
Adhere to valid SLAs
Ticket logging in Remedy (problem and incident management)
Experience with provider networks (TCP/IP)
Experience with Speedport series 5, 7, and 9 (testing, reading and analyzing with Wireshark)
Upload certificates for STB and platform
Create TEAs for certificates and release planning
Experience with ADSL and VDSL bandwidths
Test STBs with the IPTV environment
Client migration and support for Windows XP and 7
Hardware faults
New installations
User management with MS Active Directory Windows 2008 R2
Network communication (protocols, ports & IP-
addresses)
Document results

Feb 2008 - May 2009

1 year 4 months

Ulm, Germany

IPTV Support (T-Home)

T-Online

Manage the cluster environment hosting over 1000 servers on the Microsoft Mediaroom IPTV
Windows Server 2003 support and troubleshooting for the Microsoft IPTV platform
IIS server cluster administration
VDSL, trace logs, Microsoft SMT
Windows XP support
Problem management with ARS ticket system Remedy
Operation and support of security and standard client processes
Security monitoring of clients
Performance measurements and analysis
Problem and incident management
Support in compliance with valid SLAs
Ticket logging in Remedy
ADC, MOM, ADS/SMS - Terminal Server
ADS sequencer Microsoft Mediaroom
ISA 2004 - NLB cluster service
Environment management, software deployment
Scripting – Windows admin
Shift work: early, late and night shifts

Aug 2007 - Jan 2008

6 months

Munich, Germany

2nd Level Support

Allianz / Fujitsu Services GmbH

Administration - network administration and support / Win NT / 2000 / XP
Support for Office 2000 and 2003 with remote maintenance, Active Directory, Prisma and Sima PC Duo
Problem and incident management with ARS ticket system Remedy
HW and SW rollout
Windows 2000/2003 and MS Exchange 2003 and 2007
Support in compliance with valid SLAs
Professional on-site installation of
Standard software modules (Windows OS, Office, Winzip, Adobe, etc.)
Administration
Call handling
Dispatcher
Set up UMTS for remote workstations
Data backup
Remote support
Enterprise activation of BlackBerry
Policy activation for BlackBerry
Maintenance and administration of BlackBerry user costs
Monitoring and remote assistance for data backup and software installation for the management and executive board

Jan 2006 - Jun 2007

1 year 6 months

Munich, Germany

2nd Level Support

Motorola

Administration and management
Network administration and support / Win NT / 2000
Support for Office 2000 and 2003 with remote maintenance, Active Directory
PC Duo
Problem management with ARS ticket system Remedy
HW and SW rollout
Replacement of hardware (PCs, printers, monitors, etc.)
Professional setup and configuration of IT equipment
VIP support: On-site software installation, technical assistance for desktop errors and Microsoft Office issues, hardware installation, data backup before new installations (Windows OS, Office, Winzip, Adobe)
Administration
Call handling