1,095 Developer Tools jobs
Open tech roles at companies in developer tools and platforms.
Netzwerk und Security System Engineer (m/w/d),Freiburg im Breisgau,Karlsruhe,Appenweier
IT system house role supporting customers' network and firewall environments: designing and configuring complex LAN/WAN/WLAN and security infrastructures, running network migrations, integrating new systems, leading IT projects, POCs and workshops, plus 3rd-level support and on-call. Core vendors are Cisco, HP, Dell for routing/switching and Cisco, Sophos, Checkpoint for firewalls.
IT Systemadministrator - Schwerpunkt Microsoft (m/w/d)
IT system administrator focused on Microsoft technologies, supporting client IT projects: installing and configuring servers (SQL, Exchange, Hyper-V, Active Directory), setting up Microsoft 365 and Azure cloud services, providing technical support, and handling Veeam backup solutions, with some pre-sales and consulting involvement.
IT Systemadministrator - Schwerpunkt Infrastruktur (m/w/d)
IT system administrator focused on infrastructure: planning, installing and configuring servers, storage and virtualization environments, supporting IT projects, handling vendor support cases, and assisting pre-sales/consulting. Works with vendors such as Lenovo, HP, Microsoft, VMware, Proxmox and Veeam.
IT Systemadministrator – Schwerpunkt Netzwerke (m/w/d)
IT system administrator focused on networks: planning, maintaining and securing corporate networks, installing and configuring switches and firewalls, handling vendor support cases, and supporting IT projects plus pre-sales/consulting. Core technologies are network infrastructure and firewall/switch configuration.
IT-Systemadministrator (m/w/d) - Hessen
IT-Systemadministrator role at an international IT services company in Gießen, administering and supporting customer IT infrastructures: virtualization (Proxmox, Hyper-V, VMware), firewalls and networks, backup solutions (Veeam, Proxmox Backup Server), Microsoft Exchange migrations, and 1st/2nd level support.
Senior Consultant IT Operations Management (w/m/d)
Senior ServiceNow ITOM Consultant to lead end-to-end ITOM projects for clients, covering CMDB, CSDM, Discovery, Service Mapping, Event Management, and Cloud Monitoring. Requires deep hands-on ServiceNow ITOM expertise, client-facing consulting, and German/English fluency.
Linux System Administrator (m/w/d) / DevOps-Engineer (m/w/d)
Linux system administrator / DevOps engineer maintaining Linux-based software solutions for clients: technical support, incident handling, monitoring, applying updates and configuration changes, and automating deployments with Ansible and Jenkins. Core technologies include Linux, SQL databases, scripting (Python/Bash), and containerization (Docker).
Linux Administrator (m/w/d)
Linux System Administrator responsible for administering and operating Linux servers (Ubuntu, Debian, Red Hat, SLES), managing virtualization (VMware, Proxmox, KVM), networks and firewalls, monitoring, and automating tasks with Bash, Python and Ansible in a hybrid setup in the Frankfurt/Rhine-Main area.
IT-Systemadministrator (m/w/d) - Infrastruktur & Service
IT system administrator responsible for the company's internal IT infrastructure (Windows clients, Active Directory, servers, networking, virtualization, backups) and for delivering on-site IT service and installations to customers. Requires German-language IT administration experience, a class B driver's license, and willingness to travel to customer sites.
Systemadministrator (m/w/d)
Als Systemadministrator betreuen Sie Windows- und Linux-Server, virtualisierte Umgebungen (VMware/Proxmox), Monitoring, Backup und Automatisierung. Sie modernisieren die interne Infrastruktur und unterstützen Entwicklung sowie Hosting, inklusive Remote-Support für Kundensysteme.
Systemadministrator (m/w/d)
Systemadministrator responsible for administering, monitoring and modernizing the company's internal server and hosting infrastructure (Windows/Linux, VMware/Proxmox, monitoring, backup, automation), supporting software development and customer hosting environments, plus internal IT support and documentation.
Senior Cloud Infrastructure Engineer (f/m/d) - Leipzig (preferred) or Remote
eccenca is hiring a Senior Cloud Infrastructure Engineer to design, build, and operate the cloud foundation behind its Knowledge Graph platform. The role focuses on Kubernetes, Terraform, Ansible, GitLab CI/CD, and AWS/Azure, with a strong emphasis on automation, reliability, and security.
Onsite IT Support Technician (m/f/d)
Onsite IT support technician providing hands-on hardware and software support to end users at a client site, handling ServiceNow tickets, Windows/macOS and Microsoft 365 issues, device repairs, meeting-room AV, network patching, and asset/stock management. Requires fluency in German and English.
IT-Supporter:in gesucht (m/w/d) in Vollzeit
IT support specialist at a managed service provider (Systemhaus) in Wesel, Germany. You are the first point of contact for customers' IT problems, handling Windows 10/11 workstations, Microsoft 365 administration, Windows Server maintenance, networking, and remote/on-site support, using modern AI tools for troubleshooting.
Systems Engineer - Data Center (w/m/d)
As a Systems Engineer - Data Center at MAIT Germany, you will operate and develop Windows server infrastructures in a private cloud, manage virtualized customer environments in a high-availability data center, and ensure security, support, and stability. Core technologies include Active Directory, DNS, GPOs, VMware, Veeam, and Microsoft 365/Azure.
Site Reliability Engineer (m/f/d)
Site Reliability Engineer at Codesphere, a German virtual cloud provider, owning production reliability: defining SLOs/SLIs/SLAs, monitoring and capacity planning, automating deployments and infrastructure with IaC, running CI/CD pipelines, and handling 24/7 on-call incident response. Core stack is Kubernetes, Terraform, Ansible, Ceph-style distributed storage, with Go as a plus.
Monteur / Techniker (m/w/d) Rechenzentrum & Netzwerktechnik
Field technician role installing and maintaining data-center and network infrastructure (racks, copper and fiber cabling, cable trays) at changing project sites across Germany, with fault analysis and service work. Requires high travel willingness (Mon–Thu/Fri) and a class B driver's license; entry-level and career-changers welcome.