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Kiril KoltchakovKK

Kiril Koltchakov

Senior Cloud & Hybrid Infrastructure Engineer

555 €/Tag
Madrid, ES
15+ Jahre

Durchschnittliche Reaktionszeit: 1h

Über Kiril

Senior Cloud & Hybrid Infrastructure Engineer with 20+ years of enterprise IT experience, operating mission-critical production infrastructure at international scale — including Azure CloudOps at DXC Technology (6,000 clients across 70 countries) and IT delivery at the Olympic Winter Games (PyeongChang 2018), Pan American Games (Lima 2019), and European Games (Krakow 2023).
Specialized in L3 / 3rd-Line production operations across Microsoft Azure (AZ-104 certified), VMware vSphere (VCP-DCV), Windows Server, Microsoft Entra ID / Active Directory, and Veeam, with strong focus on high availability, disaster recovery, and incident response under high-pressure conditions.
Core expertise: hybrid cloud infrastructure, VMware HA clustering, Terraform (maintaining and extending Azure configurations), GitHub version control, Azure Monitor and Log Analytics, PowerShell automation, ITIL-based incident and change management (ServiceNow, Jira), and enterprise networking and security.
Available immediately for 100% remote freelance / contract engagements — globally mobile, open to relocating for the right opportunity.
  • Spanisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

  • Bulgarisch

    Muttersprachlich oder zweisprachig

  • Russisch

    Verhandlungssicher

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • DXC Technology
    Azure Cloud Operations Engineer (L3)
    ÖFFENTLICHER SEKTOR & KÖRPERSCHAFTEN
    Januar 2022 - Januar 2024 (2 Jahre)
    Amberes, Belgien
    - Supported Azure environments for major international clients in manufacturing, public sector, and financial services.
    - Operated and supported enterprise Azure environments under SLA agreements with 45 incidents per month.
    - Managed incidents in production environments, ensuring high availability and minimizing downtime
    - Troubleshot complex infrastructure issues across cloud and hybrid systems
    - Used Azure Monitor and Log Analytics for observability, alerting, and incident triage.
    - Identified root causes of critical incidents and restored services under pressure
    - Automated operational tasks, improving efficiency and response times
    - Ensured performance, compliance, and service reliability
    - Supported Azure environments serving 3000+ end users
    Microsoft Azure Azure Monitor Azure Log Analytics Microsoft Entra ID
  • DXC Technology
    Wintel VMWare System Engineer (L3), permanent employee
    MASCHINENBAU
    Januar 2020 - Januar 2022 (2 Jahre)
    Múnich, Deutschland
    - Managed Active Directory environments (replication, GPO, security, compliance)
    - Administered VMware infrastructure (ESXi, vCenter, storage, networking)
    - Managed VMware clusters with 90 hosts and 1500+ VMs, across South America, Europe, Asia
    - Supported Windows Server environments including clustering and high availability
    - Performed L3 troubleshooting in production environments
    - Automated administrative tasks using PowerShell
    - Managed patching processes using WSUS and enterprise tools
    VMware vSphere / vCenter / SRM Windows Server Active Directory GPO VLAN
  • Kapray S.A.
    Wintel VMWare System Engineer, freelance
    Januar 2010 - Januar 2019 (9 Jahre)
    Arganda del Rey, Spanien
    - Designed and implemented enterprise IT infrastructure (servers, networking, security)
    - Built and managed VMware HA clusters and virtual environments
    - Implemented backup and recovery strategies using Veeam Backup & Replication
    - Configured VLANs, VPNs, and secure remote connectivity
    - Administered Active Directory, DNS, DHCP, and core services
    - Improved network security using WatchGuard firewalls
    Windows Server GPO Active Directory Watchguard VLAN

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Ausbildung und Abschlüsse

  • Microsoft Certified: Azure Fundamentals (AZ-900)
    Microsoft Certified: Azure Fundamentals (AZ-900)
  • Microsoft Certified: Azure Administrator (AZ-104)
    Microsoft Certified: Azure Administrator (AZ-104)

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