IT System Engineer
greehill · Budapest, HU ·
- Category
- Software engineering
- Experience
- 5+ years
greehill · Budapest, HU ·
Who we are
As the global leader in nature-based smart city solutions, we help cities around the world become greener and more resilient against climate change. We apply the latest remote sensing technologies and develop machine learning algorithms and software to automate the analysis of urban trees and green spaces. With our cloud-based platform, cities can improve the operational efficiency of green space management and strategic city planning to create a greener, healthier, safer, and more resilient urban environment. We currently have offices in Berlin, Paris, San Francisco, and Singapore, with production headquarters in Budapest.
We are seeking an experienced and highly skilled IT System Engineer to join our technology team. The ideal candidate will have a strong background across on-premise and cloud infrastructure, network management, and IT operations, with a proactive approach to ensuring system performance, security, and reliability at scale.
Your contribution will be
Design, implement, and operate IT infrastructure across on-premise and cloud environments (Azure)
Ensure high availability, performance, and reliability of systems through proactive monitoring and optimization
Configure, deploy, and maintain network infrastructure in a hybrid environment (routing, firewalls, VPNs, DNS)
Implement and maintain backup, disaster recovery, and business continuity solutions for on-premise systems
Implement and maintain endpoint security
Automate operational tasks and infrastructure provisioning using scripting and infrastructure-as-code tools
Troubleshoot and resolve complex infrastructure, network, and system-level issues
Collaborate with application developers to support development and delivery
Maintain clear and up-to-date documentation of infrastructure, processes, and standards
Evaluate and introduce new technologies to improve scalability, performance, and cost efficiency
Support capacity planning and cost optimization across infrastructure environments
Own hardware lifecycle and procurement
We need you to have
Bachelor’s degree in Computer Science, Information Technology, or related field
5+ years of experience in IT system engineering, infrastructure, or operations roles
Strong expertise in managing on-premise Linux server environments
Hands-on experience with Entra ID and Microsoft 365 administration
Hands-on experience with endpoint management (InTune)
Hands-on experience with cloud platforms (Azure and/or AWS) and hybrid architectures
Experience with virtualization technologies (VMware, Hyper-V, KVM)
Solid understanding of networking concepts (TCP/IP, DNS, DHCP, VPN, firewalls)
Experience with monitoring, logging, and alerting systems
Strong knowledge of security best practices, system hardening, and access management
Experience with backup, disaster recovery, and high-availability setups
Scripting skills (Bash, Python) and automation mindset
Strong troubleshooting and problem-solving capabilities in complex environments
Excellent communication and collaboration skills
We value if you have
Master’s degree in a relevant field
Certifications such as Microsoft Certified, AWS/Azure certifications, CompTIA (Network+, Security+), or Cisco (CCNA)
Experience with containerization and orchestration (Docker, Kubernetes)
Knowledge of DevOps practices and CI/CD pipelines
Experience with infrastructure as code (Terraform, Ansible)
Exposure to enterprise-scale, high-availability, and distributed systems
How we work – We believe the best ideas happen when people spend time together. That’s why we work 4 days a week from the office, with 1 day from home, creating space for collaboration while still keeping some freedom.