Benito Exner
Cloud DevOps Engineer
Experience
Cloud DevOps Engineer
E.ON Se (Syna GmbH)
Developed and implemented an operating concept
Created and executed a migration plan
Automated administrative tasks in on-premises environments
Provided 3rd-level support
Created documentation (Confluence) and managed tasks (Jira) using agile Scrum methods
Implemented and monitored disaster recovery plans and backup strategy in Azure
Planned and carried out software and system upgrades
Advised on selecting and implementing new technologies and tools
Trained employees on new technologies and processes
Conducted code reviews to ensure quality and adherence to best practices
Advised the Product Owner and other stakeholders on developing and refining solution approaches and concepts
Responsible for the stable operation of a hybrid on-premises/Azure environment in a highly regulated setting (critical infrastructure)
Worked closely with business units, IT security, and external service providers to align operational and migration concepts
Designed and executed the migration of central on-premises systems to a hybrid Azure environment (including landing zone, network segmentation, backup, and disaster recovery strategy), establishing the technical foundation for future cloud governance in the KRITIS sector
Introduced Ansible & AWX to fully automate formerly manual operational documentation
Result: Replaced over 100 operation manuals, reduced operational effort by 80%, and created a sustainable foundation for scalable operational processes
Cloud DevOps Consultant and Infrastructure Lead
Mindmonopol GmbH
Managed the entire infrastructure from AWS to Azure Entra ID
Implemented highly available server and communication systems
Supported the migration from on-premises to AWS Cloud
Implemented CI/CD processes (GitHub Actions) and infrastructure as code with CloudFormation
Responsible for the continuous technical readiness of the systems and for incident management (BCM)
Set up alarming and monitoring
Point of contact for onboarding, development, and operations in AWS Cloud
Ensured compliance and governance policies were followed
Built and operated SSO (including landing zone, Entra ID)
Created documentation (Confluence) and managed tasks (Jira) using agile Scrum methods
Worked closely with management and development teams to prioritize infrastructure roadmaps and platform features
Optimized GitHub Actions deployments from 60 minutes to under 10 minutes
Technically migrated the existing on-premises environment to AWS and brought it into production
Implemented ISO 27001 security guidelines, including role-based IAM, logging, and audit readiness
Result: 100% audit compliance, introduced a scalable permission system, and sustainably established governance processes
Cloud DevOps Consultant
Kernblick GmbH
- Wrote Helm charts to simplify application deployment and orchestration, ensuring scalability and reliability
- Managed a complex application environment to ensure high availability, performance, and security
- Gathered, analyzed, and implemented domain-specific requirements into complex cloud services
- Set up and configured an AWS Kubernetes cluster to optimize cloud infrastructure
- Provided 3rd-level support (ticket handling, on-call duty)
- Analyzed issues and coordinated with vendors for resolution
- Designed a backup strategy to ensure backup operations
- Created documentation (Confluence) and managed tasks (Jira) using agile Scrum methods
Cloud Platform Engineer AIOps
freenet DLS GmbH
Implemented CI/CD processes (GitHub Actions) and infrastructure as code with Terraform
Supported the migration from on-premises to the cloud
Designed and implemented ETL pipelines
Responsible for proper promotion of changes from development to production environments
Provided 3rd-level support (ticket handling, on-call duty)
Analyzed issues and coordinated with vendors for resolution
Built and operated a self-service platform
Built and operated an AWS landing zone
Created documentation (Confluence) and managed tasks (Jira) using agile Scrum methods
Trained employees on new technologies and processes
Built and operated the data and analytics platform as a data engineer at the interface between data science, business units, and operations
Prepared and provided curated data sets, including ETL/ELT pipelines for reporting, analytics, and AI use cases (e.g. based on Kafka/MSK, Glue, Airflow, Athena, Databricks)
Led the migration of critical on-premises systems to the AWS Cloud, including architecture design, automation, and handover to a stable production environment
Implemented a real-time data pipeline in a large enterprise setting, which many business units had long considered unfeasible, through consistent coordination with multiple product owners and rigorous implementation to production
Cloud DevOps Engineer and Project Lead
PROTOS Technologie GmbH
- Developed an architecture design for a highly available and scalable infrastructure in the AWS serverless environment
- Designed processes for rollout, operations, and backup of production and development systems
- Set up, adjusted, and managed permission structures
- Migrated/rolled out the infrastructure using Terraform (infrastructure as code)
- Continuously enhanced and adjusted configurations
- Ensured backup operations
- Used cloud-native technologies to implement continuous integration and continuous delivery (CI/CD)
Cloud DevOps Engineer
IT company (anonymized, NDA)
- Planning and improving existing business processes
- End-to-end responsibility for the cloud infrastructure roadmap, including tool selection, architecture standards, and operational guidelines
- Designing and professional configuration of an AWS Elastic Kubernetes Service (EKS) cluster to strategically optimize the cloud infrastructure
- Responsible for continuously optimizing and adjusting configurations and services to changing requirements and closely collaborating with relevant stakeholders
- Creating documentation (Confluence) and managing tasks (Jira) using agile Scrum methods
- Writing Helm charts to simplify application deployment and orchestration, ensuring scalability and reliability
- Budget responsibility for annual cloud and infrastructure expenses in the low six-figure range
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Telecommunication, Energy, and Utilities.
Business Area Experience
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Experienced in Information Technology, Operations, Business Intelligence, Quality Assurance, and Project Management.
Summary
- Many years of experience as a Cloud DevOps Engineer/Consultant with broad expertise in planning, implementing, and optimizing complex IT infrastructures
- Experience in automating operational processes
- Project management experience using agile methods
- Many years of experience in migration and integration projects
- Strong analytical and conceptual skills
- Team player with initiative and assertiveness
- Excellent communication skills
Skills
- Aws (Ec2, S3, Eks, Ecs, Lambda, Fargate, Cloudfront, Route 53, Cloudformation, Cdk, Iam, Cloudwatch, Rds, Aurora, Dynamodb, Vpc, Transit Gateway, Privatelink, Sns, Sqs, Ses, Msk, Api Gateway, Waf, Glue, Dms, Quicksight, Sagemaker, Secrets Manager)
- Azure (Entra Id, Devops, Monitor, Standard Services Like Vnet, Subnets, Nsgs, Firewall, Private Endpoints, Rbac, Backup)
- Ci/cd (Github Actions, Gitlab Ci, Aws-native, Argo Cd)
- Infrastructure As Code (Terraform, Cloudformation, Ansible, Cdk)
- Containerization & Orchestration (Docker, Kubernetes, Helm, Karpenter, Traefik)
- Operating Systems (Linux: Suse/sles, Rhel, Ubuntu; Windows)
- Automation & Scripting (Bash, Shell, Powershell, Python, Go, Lua, Automations)
- Programming Languages & Frameworks (Python, Java, Javascript, Typescript, Node.js, Php, C, C++, Spring Boot, React, Next.js, Html5, Css)
- Monitoring & Observability (Solarwinds, Cloudwatch, Prometheus, Grafana, Splunk, Datadog, New Relic, Opensearch)
- Incident Management & Itsm (Itsm, On-call Services, Escalation Processes, Bcm, Itil, Change Management, Release Planning, Emergency Plans, Valuemation Usu, Acmp)
- Networking & Security (Firewalls, Dns, Dhcp, Dfs, Routing, Proxy, Role-based Iam, Access Management, Iso 27001, Nis2, Audit Readiness)
- Devops & Platform Operations (Iaas, Iac, Iaap, Self-service Platforms, Governance, Platform Engineering, Data Engineering, Etl Engineering)
- Data & Analytics (Kafka/apache Kafka, Msk, Etl Processes, Data Pipelines, Data Warehouse, Databricks, Oracle Exadata, Informatica, Toad, Pyspark, Spark, Apache Airflow, Athena, Apache Iceberg, Lakehouse Architectures, Postgres, Migrations, Crm, Erp)
- Api Development & Integration (Rest, Openapi)
- Identity & Auth (Auth0, Oauth2, Keycloak)
- Generative & Agentic Ai (Chatgpt, Agentic Ai)
- Machine Learning (Including Aws Sagemaker)
- Version Control (Git, Github, Gitlab, Json)
- Virtualization (Vmware)
- Agile Methods & Quality (Scrum, Kanban, Safe, Test-driven Development, Clean Code, Debugging)
Languages
Certifications & licenses
ISO 27001
Statistics
Experience
Expertise
Qualifications
Profile
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