Backup Experts in Frankfurt

• User account management and creation in Active Directory
• Group management and updates in Active Directory
• Permissions management on file servers
• Exchange/Outlook support
• VPN setup
• System and product support: Windows 10, Windows 11, Office 2019, Office 365, Active Directory, TeamViewer, RSA VPN, Microsoft Teams, RSA Security Console, Deep Discovery Mail Inspector, ServiceNow, Macmon

• Introduction of an access control solution and preparation of a tender for a visitor management system.
• As project manager, I am responsible for the successful introduction of a cloud-based access control system at two sites with approximately 4000 employees.
• Responsible for the successful implementation of the project.
• Preparation and coordination of project plans and status reports with all stakeholders.
• Preparation/coordination of an initial effort or cost estimate and related planning for the implementation of operational services.
• Identification of interfaces.
• Compliance with the budget and schedule.
• As Tender Manager / Demand Manager, I am responsible for the following specific tasks:
• Analysis of potential providers.
• Elicitation of requirements.
• Preparation and coordination of the requirements catalog.
• Preparation of an evaluation matrix.
• Preparation of tender documents.

NTT Data Center Replacement – €20m

• Strategy & Requirements: Data Center migration and exit strategy for ING Germany, including definition of project scope, objectives, KPIs and comprehensive requirements across cybersecurity, physical security, regulatory and group-wide strategic standards.
• Regulatory & Risk Governance: Regulatory and supervisory requirements, risk assessments, ECB notification and audit-ready documentation, achieving formal sign-off with no material findings.
• Procurement & Vendor Selection: RFP and selection of Data Center providers, migration specialists and secure transportation partners in cooperation with Procurement and in line with ING Group requirements.
• Commercial & Contractual: Complex contract negotiations with selected providers, coordinating Legal, Procurement, Business, Security, Compliance (incl. DORA) and Senior Management across both organisations.
• Infrastructure & Data Center Delivery: Data Center fit-out and implementation of base technology, including internal networks, external connectivity, cabling and core services, aligned with required security standards.
• Migration & Transition: End-to-end planning and preparation of application and infrastructure migrations, including environment-specific runbooks and coordination with Release Management, followed by handover to the internal ING organisation for execution; migration execution achieved zero unplanned downtime and no customer impact.
• Financial & Program Control: €20m Program budget with governance of expenditure, forecasts, milestones, dependencies and critical paths, maintaining delivery within approved budget and timeline parameters.

• Error analysis and fixes including performance optimization of the in-house developed platform API
• Change and incident management in day-to-day operations
• Responsible for compliance with security and compliance requirements
• Vendor management for software development and maintenance
• Planning and execution of migration of legacy services to a cloud native platform

Role in the project: project staff, implementation team

Used skills: requirements analysis, IT service and application management, IT operations, error analysis and performance optimization, software maintenance and lifecycle management

Project environment: Cloud Native Platform (Kubernetes, Crossplane, AWS, ArgoCD, Grafana)

• Main point of contact for the provisioning of end devices and operating systems
• Pre-installation of software according to company guidelines and integration into the corporate network (Wi-Fi, VPN, domain)
• User support with setup, process improvements, and handling of returns (RMAs)

Self-employed consulting, implementation, and support of IT infrastructures with a focus on IT security, network and server administration, virtualization, backup & recovery, IT documentation, asset management, and business continuity management.

• IT security consulting and implementation of technical protective measures
• Windows server and client support, patch management, user support
• M365 – Entra ID – MS Azure administration
• Planning, installation, and operation of LAN, WAN, WLAN, and VLAN infrastructures, Cisco, HP, Netgear, Sophos, Securepoint
• Support of virtual systems based on Hyper-V, VMware, and Proxmox
• Backup and recovery concepts including test recovery, documentation, and handover
• Introduction and maintenance of IT documentation, asset management, and inventory tracking
• Implementation of measures related to IT baseline protection, emergency manuals, and BCM
• On-/offboarding concepts with a focus on permissions, devices, data access, and handover processes

Security awareness and practical sensitization of users and IT staff

• Main developer in an online retail company
• Built an online shop using the Next.JS React framework
• Integrated the site with dozens of third-party apps using REST and GraphQL APIs
• Built a backend for order management, warehouse management (with iPhone app), and supply management
• Automated invoicing and finances with QuickBooks

• Data entry according to specifications
• Master data maintenance in SAP SD environment
• Maintenance of prices in the SAP system
• Continuous data matching and error analysis
• Creating surveys/questionnaires with MS Forms
• Analysis and evaluation of results and data
• Creating simple workflows to automate processes
• Documentation

• GfK Data center IT Infrastructure project onsite coordinator (Equinix DC FR2/FR7) training FEs in Equinix DC Carla, FNT, Jira Confluence, ServiceNow (Change/Problem/Incident MGMT), DCIM, ITSM, ITIL
• Reporting significant incidents as the on-site technical coordinator and initial point of contact for vendor escort and smart hands
• Utilizing CMDB-GUI, NIQ-Browser, CMDB-Filtering-GUI, OSS-Radar, BigBrother, CheckMK, and TTWOS for 2nd and 3rd level troubleshooting support
• Maintaining MDF, IDF, computer rooms, and closets; coordinating with service desk, reception, and security for visitor access
• Managing asset lifecycle including operation, retirement, stocking, and destruction with proper SanDisk procedures
• Leading footprint data centre optimization and reduction in FR2/FR7; handling network, server, storage, desktop, hosting, IT security, video conferencing, and telephone operations
• Coordinating server relocations, fibre optics/copper cable preparations, CMDB updates, and stakeholder cooperation
• Implementing IT infrastructure design, maintenance, configuration, and construction following Dell/HP/Apple ESD safety precautions
• Single POC for change management network, Star Track, backup & storage, cloud, Linux, Windows, EUS teams & Software Centre installs
• Successfully completed DC Footprint Reduction Project 2021/2022 and GfK New Hardware DC Refresh Initiative
• Planning, configuring, and installing Dematic server rooms and switch configurations in Heusenstamm, Wurzburg, Kahl am Main, and Graz Austria
• Providing on-site media equipment setup for HP, hospitals, manufacturers, and laboratories
• Ensuring professional rack and cable management following best practices
• Maintaining up-to-date plant maps accessible to all teams showing technology space and spare locations
• Offering technical assistance for live events, town halls, forums, streaming, and hybrid events on and off campus
• Providing second level support for Poly video conferencing systems across multiple time zones
• Conducting frequent computer room walkthroughs, recording power, cooling, alarm, security threats, and mapping wireless environment and access points

• Implementation of specified DevOps solutions to automate infrastructure (Terraform, Bicep, CloudFormation, Ansible) on-premises datacenter (Ovirt, Proxmox, Ceph Cluster, MinIO) and private cloud.
• Administration, configuration and implementation of CI/CD DevOps pipelines (GitLab, GitFlow) to support development process (Artifactory, Prometheus, Istio, service mesh, Helm Chart, OpenShift (Red Hat Enterprise) / Kubernetes cluster), Red Hat Satellite.
• Administration, setup, monitoring and patching of Linux infrastructure based on Red Hat Enterprise for Dev, Test and QA.
• Use of Scrum and Kanban methods.
• Administration, configuration and implementation of security standards for deploying on Dev, Test, QA and Prod stages of the new ePA applications.
• Development of new plugins and add-ons needed on current infrastructure.
• Database support.
• Data analytics support (Python, Spark, Pandas, Power BI, Splunk Enterprise).
• Implementation of best practices for DevSecOps and BizDevOps using GitOps (ArgoCD), Streamlit framework, Semaphore Ansible UI.
• Configuration and testing of iperf, uperf, sysbench using benchmark-operator for external source data and IoT/MDM devices, creating reports via ELK / OpenSearch.
• Building a new Databricks platform to collect and analyze big data from different sources and IoT devices into Hadoop framework (Python, Pandas, PySpark, Power BI, Apache Airflow).
• Building backend data aggregation and processing to automate configuration deployment between different OpenShift clusters and big data framework (Python, Pandas, PySpark, Apache Spark, PostgreSQL, Django 2, Ansible Automation, Jira JSM).
• Building a new ML pipeline platform using Kubeflow, TensorFlow, KServe.
• Data extraction, transformation and loading from different data sources including structured and unstructured data to analytic DWH / big data cluster using Python, Pandas, Polars, Power BI, Django backend and PostgreSQL.
• Setup of new DevOps Test and QA HashiCorp Vault cluster for PKI and IAM.
• Configuration and testing of automated patching based on CVSS score, SIEM-integrated CVEs.
• Use of Nexpose and InsightVM to scan vulnerability events in network, host, container and application.
• Design and implementation of secure and scalable AWS architectures including VPC, EC2, S3, RDS and Route53 and similar setups on Azure and GCP.
• Automated system provisioning and deployment using CloudFormation templates.
• Configuration of IAM roles, policies and permissions to ensure secure access control.
• Patch management, backup automation and disaster recovery setup on AWS infrastructure.
• Monitoring and optimization of system performance using AWS CloudWatch and AWS Trusted Advisor.
• Support of VMware services (vSphere, Aria, Horizon) and the virtual desktop environment.
• Development and maintenance of CI/CD pipelines using Jenkins, GitLab CI/CD and AWS CodePipeline with interface to Nutanix.
• Configuration of AWS CloudWatch to monitor application performance and system events.
• Planning and execution of migration of on-premises applications to AWS cloud platforms.
• Deployment of containerized applications using Docker and Kubernetes in AWS environments.
• Deployment of internal software packages between availability zones using AWS CodeDeploy.
• Building and deploying ML models using Scikit-learn, XGBoost and Spark MLlib including hyperparameter tuning, model evaluation and production deployment.

• Product Owner for stakeholder management, backlog prioritization and sprint organization (refinements, planning, testing, release) in agile team (8 developers, 2 testers)
• Scaled according to SAFe by introducing sub-teams and leading retrospectives for team development
• Developed central DVAG commission system from batch to near-real-time processing (Kafka) including data migration and structure hierarchy
• Specified functional, technical and quality requirements in close coordination with lead developers
• Modeled complex business processes (BPMN) and interfaces (Kafka, REST, GraphQL)
• Supported authentication (Keycloak), frontend development (Angular) and test automation (CI/CD, CDCT)
• Accompanied cloud migration of microservices to Azure; created workbooks, dashboards and KQL queries for system monitoring
• Analyzed and optimized database systems (CosmosDB, MongoDB, SQL) and reported via Power BI to manage commission competitions
• Applied industry expertise in sales and structured sales model including overseeing financial products to market release

• Support for end users by telephone and Skype
• Error diagnosis and problem solving by telephone and remote access
• Independently receiving incident reports
• Forwarding unresolved problems to the appropriate escalation level
• Reinstalling incorrectly installed software or incorrectly configured computers
• Receiving requests and incident reports by email or ticket system
• Identifying and classifying problems and requests
• Performing initial diagnostic steps and attempting solutions for frequently occurring problems
• Providing basic technical support to users in the use of hardware and software
• Forwarding complex problems and requests to 2nd or 3rd Level Support
• Documenting incidents and solutions in a ticket system
• Monitoring and escalating open tickets to ensure that problems are resolved on time
• Communicating with users to provide updates on the progress of problem resolution
• Installing, configuring and maintaining hardware and software components
• Repairing and replacing defective components
• Monitoring and optimizing system performance and network connections
• Supporting the troubleshooting and diagnosis of technical problems
• Installing and configuring operating systems and application software
• Ensuring compliance with security policies and data protection regulations
• Managing user accounts and access rights
• Performing regular backups and recovery processes
• Creating technical documentation and instructions
• Training users in the use of IT systems and applications
• Technologies/Methods: Skype, ticket system

• Newly developed an ASP.NET web application for mortgage financing
• Maintained and enhanced it both functionally and technically (expanded to other loan types, connected to various services, developed custom web services)
• Analyzed business requirements in close cooperation with business units
• Created IT concepts and technical documentation
• Developed backend and frontend
• Designed and implemented automated build, deployment, and testing processes
• Created scripts to automatically generate data access layers (C# classes and SQL scripts) and integrated them into build and deployment processes
• Languages: C#, PowerShell, JavaScript
• Technologies: ASP.NET, Windows Forms, XML Web Services, Windows Services, MS SQL Server, Entity Framework, unit testing, automated build, deployment, and testing processes
• Tools: Visual Studio 2005–2015, Team Foundation Server, DevExpress, Rational ClearCase, Rational ClearQuest, CruiseControl.net

• Oracle databases 11g, 12c and 19c RAC
• Installation, configuration and deployment of Oracle Fusion Middleware 11g & 12c (WebLogic, SOA, Oracle Forms and Report Server, etc., OBIA)
• Administration of Oracle 11g, 12c, RAC and 19c
• Applying patches
• Installation, configuration and deployment of Tomcat
• Oracle tuning
• The system includes several production, QA, test & development Oracle databases and WebLogic application servers 11g & 12c