G&L GmbH Geißendörfer & Leschinsky develops and provides solutions for the processing and delivery of media content – live, on demand, 24x7 and for events. At our headquarters in the German city of Cologne and offices in Berlin, Munich-Unterföhring and Pleasanton, CA, we currently employ 50+ permanent staff and boast an international, well-established network of independent experts. Our proven partner family consists of world-leading companies – ranging from A for Akamai and AWS, to Z for Zendesk. G&L GmbH was founded in Cologne in 1999 by Hans W. Geißendörfer and Alexander Leschinsky. To continue to grow our team of 3 System and Networks administrators, we would like to strengthen our team with a Senior Network Engineer (m/f/d). Your Profil You design and implement new network solutions and/or improving the efficiency of current networks You install, configure and support network equipment including routers, proxy servers, switches (e.g. Juniper, NVIDIA/Mellanox) You procure network equipment and managing subcontractors involved with network installation You configure firewalls, routing (e.g. BGP) and switching to maximize network efficiency and security You maximize network performance through ongoing monitoring and troubleshooting for our streaming media solutions You arrange scheduled upgrades, Investigate faults in the network and update network equipment to the latest firmware releases You are enthusiastic about getting your hands on new technologies You take over tasks independently and are willing to continuously improve your skills Last but not least: you will be on-call for part of the day and speak fluent German and/or English What keeps us busy Linux possible everywhere - we are a Linux Shop! Juniper, NVIDIA/Mellanox switches running Cumulus Physical/virtual servers running Ubuntu with heterogenic network setups Bleeding Edge Hardware (High end EPYC CPUs & 100G Network) FRR and BGP routing protocols Virtualization (VMware ESX, Hyper-V) and bare metal Deployments Cloud Services like Amazon AWS, MS Azure CDN Services like Akamai, Configuration Management using Ansible Docker Container in Swarm, Stand Alone and Kubernetes Nginx, HAProxy, traefik SingleSignOn with SAML and OIDC Monitoring with checkMK, InfluxDB, Grafana, Modern Communication on Slack, Zoom, GitLab Your benefits Join an enthusiastic company in an innovative and quickly growing realm Online trainings, certifications, international events and conferences Company pension scheme Healthy work-life balance with flexible work times and free choice of work location with occasional in-person meetings Flat hierarchy with short chain of decision-making paths Pleasant work environment in our Cologne HQ and satellite offices in Munich and Berlin Support from our Employee Happiness Assistant Team events, table soccer, flat rate for coffee, sparkling water and fruits Job ticket, parking space, Swapfiets bike We look forward to getting to know you!