Systems Engineer

We are hiring on behalf of our client, a global leader in HR technology, delivering an end-to-end SaaS platform that supports the entire recruitment lifecycle. Trusted by thousands of organizations worldwide, their solutions combine cloud technology, automation, and cutting-edge AI to help businesses hire smarter, work more efficiently, and deliver better talent experiences.

We are looking for an experienced Systems Engineer to join a global infrastructure team responsible for the availability, stability and performance of business-critical production environments. This is a hands-on role combining Windows Server administration, VMware virtualisation, Azure infrastructure and automation with incident response and infrastructure modernisation.

You will take ownership of complex operational problems, maintain large-scale server environments and help improve reliability through proactive monitoring, configuration management and automation. You will also contribute to infrastructure upgrades and the evaluation and adoption of a potential replacement for VMware.

Key takeaways:

Stack: Windows Server, VMware ESX/ESXi and vCenter, Microsoft Azure, Linux, ELK, PowerShell/C#/Batch, monitoring and ITIL-based service management

Salary: 24 000 PLN - 27 000 PLN gross on the Contract of Employment

Working model: Remote (occasional visits to the office)

Location: Krakow

Working hours and operational coverage:

• Monday-Wednesday: 9-17
• Thursday-Friday: 4-12 approximately every other week; otherwise, 9-17
• On-call rotation: a seven-day rotation approximately once every five weeks at full team capacity, covering overnight and weekend hours outside staffed shifts, including scheduled weekend maintenance.

Additional planned changes: Occasional work outside these hours may be scheduled in advance with development and technical support teams.

Recruitment process:

• A call with Motife Recruiter (40 min)
• Criteria Cognitive Aptitude Test
• Hiring Manager Interview (1h)
• Technical Interview (1,5-2h)
• A possible final interview with an operations executive.

Responsibilities:

• Maintain the availability, stability and performance of global SaaS production environments.
• Administer Windows Server infrastructure, including configuration, troubleshooting, upgrades and lifecycle management.
• Manage VMware ESX/ESXi and vCenter environments, including host and cluster maintenance, capacity planning, upgrades, backup and disaster recovery.
• Operate and troubleshoot Microsoft Azure infrastructure and support Linux-based production services.
• Monitor infrastructure and applications, investigate alerts and resolve incidents affecting CPU, memory, storage, networking and application performance.
• Use ELK and other monitoring and observability tools to investigate production issues and identify their underlying causes.
• Automate repetitive administration, configuration changes, software installations and operational tasks across large server environments.
• Plan and execute patching, operating system upgrades and vulnerability remediation through controlled, tested changes.
• Work with development, technical support, quality engineering and other stakeholders to resolve incidents and prepare infrastructure for deployments.
• Maintain scripts and operational tooling using version control and repeatable deployment practices.
• Contribute to infrastructure modernisation, including the potential transition from VMware to an alternative virtualisation platform.
• Document environments, runbooks, standard operating procedures and technical changes.
• Share knowledge and support less experienced engineers.
• Participate in scheduled early shifts, planned changes, rotating on-call duties and weekend maintenance.

Requirements:

Must have:

• 5+ years of relevant experience in systems engineering, administration or infrastructure operations within large server environments.
• Strong expertise in Windows Server administration (2016/2019/2022/2025 and Server Core) and VMware ESX/ESX i and vCenter, covering configuration, troubleshooting, upgrades, availability, capacity management and recovery.
• Practical experience operating and troubleshooting Microsoft Azure infrastructure and administering Linux systems.
• Strong scripting skills in PowerShell, C# and/or Batch, combined with an automation-first approach to configuration management and changes at scale.
• Experience with ELK, monitoring, observability, alerting and production incident response, supported by strong problem-solving and communication skills.
• Familiarity with ServiceNow and ITIL-based incident and change management, and willingness to participate in the specified working schedule, rotating on-call duties and weekend maintenance.

Preferred experience:

• Supporting SaaS or high-volume applications, particularly .NET Framework, .NET Core or IIS-based environments, and working with AWS infrastructure.
• Using Bash/Python, Terraform and/or Ansible, alongside CI/CD pipelines, to automate infrastructure provisioning, configuration and deployments.
• Experience with secrets management, such as HashiCorp Vault.

Bonus skills:

• Containers and alternative virtualisation platforms: Kubernetes, OpenShift, Docker, Helm, Proxmox or OpenStack, including platform migrations.
• Microsoft infrastructure and management tools: Active Directory (LDAP/Kerberos), Hyper-V, Windows Failover Clustering, SCCM, SCOM, Endpoint Manager, Puppet or PowerShell DSC.
• Storage and databases: RAID, iSCSI SAN, FCP/CIFS/NFS protocols and database administration.
• Application and integration technologies: Java/Spring Boot, Kafka, Redis, Kong or other API gateways, and Akamai.

What we offer:

• Medical care
• Life insurance
• Multisport

Apply now

Join an experienced engineering team where you can take ownership of quality across complex, business-critical processes and combine deep manual testing expertise with growing automation responsibilities. Apply via our careers page, and please submit your CV in English.