vSphere Administrator

About the project

Are you experienced in VMware virtualisation and infrastructure operations? This is your opportunity to join a global Enterprise Infrastructure Technology team as a vSphere Admin Specialist, responsible for maintaining stability, performance, and security of large scale virtualised enterprise environments.

This role involves hands on administration, automation, and engineering tasks to ensure the reliability of VMware vSphere and ESXi based infrastructure that supports mission critical banking applications.

Sounds like your kind of challenge?

Your responsibilities

• Ensure operational stability and availability of vSphere supported products and services.
• Administer and maintain vSphere 8 and ESXi 8 infrastructure in production environments.
• Implement and monitor controls to ensure compliance with Service Management Standards and internal policies.
• Manage incidents, troubleshoot issues, and coordinate root cause investigations across VMware systems.
• Oversee vCenter Server operations, including configuration, permissions, alarms, and lifecycle management.
• Maintain and optimise clusters, resource pools, templates, snapshots, and hardware configurations.
• Deliver infrastructure engineering changes focused on automation, performance, and resilience.
• Manage vSphere networking: distributed and standard switches, VLANs, NIC teaming, and network troubleshooting.
• Collaborate on storage administration, including VMFS, NFS, Fibre Channel, and iSCSI setups.
• Use vSphere Lifecycle Manager to patch, remediate, and ensure cluster compliance.
• Perform capacity and performance analysis, monitoring, and predictive scaling to sustain stability.
• Support backup, recovery, and DR procedures for virtualised infrastructure.
• Automate repetitive tasks using PowerCLI, PowerShell, and Ansible where possible.
• Participate in on call rotation and provide production support when required.
• Note: Detailed project information will be shared during the recruitment process.

Our requirements

• Proven experience administrating VMware vSphere 8 and ESXi 8 in enterprise scale environments.
• Deep knowledge of virtualisation principles — clusters, HA, DRS, vMotion, Storage vMotion.
• Hands on vCenter Server management and configuration experience.
• Strong understanding of VMware networking and storage technologies (VMFS, NFS, iSCSI, multipathing).
• Skilled in host deployment, configuration, patching, and compliance management.
• Professional experience with Unix/Linux (RHEL) and Windows Server administration.
• Solid scripting capability with Bash, PowerCLI, and PowerShell.
• Familiar with backup and disaster recovery practices for virtual infrastructures.
• Strong troubleshooting, performance analysis, and capacity planning skills.
• Excellent communication skills in English (spoken and written).

Optional

• Knowledge of Ansible automation or similar configuration management tools.
• Experience integrating VMware with enterprise monitoring, identity, and storage platforms.
• Familiarity with collaboration and ITSM tools (e.g., Jira, Confluence, ServiceNow).
• Understanding of incident, problem, and change management processes (ITIL environment).
• German language (spoken) is a plus.
• Analytical mindset, teamwork spirit, and ownership attitude.

What we offer

• Flexible cooperation model – choose the form that suits you best
• (B2B, employment contract, etc.)
• Hybrid work setup – 6 days a month in the office in Krakow - remote days available depending on the client’s arrangements
• Collaborative team culture – work alongside experienced professionals eager to share knowledge
• Continuous development – access to training platforms and growth opportunities
• Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
• High quality equipment – laptop and essential software provided

Benefits

• sharing the costs of sports activities
• private medical care
• sharing the costs of professional training & courses
• life insurance

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Mindbox Sp. z o.o.

At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.

Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.