Senior Network DevOps Engineer - Network Department

Location: Warszawa

Contract: Employment contract

Working mode: Type of work: Hybrid (2 days office per week)

Working in an established DevOps team based in Warsaw you will be responsible for all aspects of Networking, Cloud and CI/CD Pipeline, run and build for T-Mobile Poland located and strictly cooperated with T-Mobile Group international teams. Management of full cloud native stack and working to a strict dedicated solution for modern telecommunication services will be a large part of the role. You will provide operational support for critical services that enable connected experiences found across T-Mobile customers. As is one of the leading engineering teams in the telecommunication world, our goal is to provide platform for businesses to build services and run workloads dedicated for 5G network.

What tasks await you?

• 2nd level troubleshooting of network platform issues including on-duty calls outside standard business hours
• Configuring and installing various network devices and services (e.g., routers, switches, firewalls, loadbalancers, VPN, QoS)
• Monitoring network performance and ensure system availability and reliability
• Performing network maintenance and system upgrades including service packs, patches, hotfixes and security configurations
• Execution of proactive Performance Management (KPI)
• Technical lead (agile method) of Network Devops Team and representation towards management

What skills will be appreciated?

• 5 years’ experience with DC networks
• Knowledge about routing and network protocols
• Experience with technical customer solution designs for non-standard business requests
• Hands-on experience with agile working methodologies and DevOps working models
• Knowledge of the importance of inter-team collaboration in breaking down silos and achieving business results
• Fluent English and Polish – mandatory
• Networking experience: Understanding of DC underlay networking – network equipment operations and maintenance (leading of 2nd level support)
• Experience with overlay networking such as Software Defined Networks (SDN) and software switching components like OVS, OVN
• Knowledge of network issues TCP/IP, IPv6, LACP, LLDP, OSPF, ISIS, BGP
• Practical knowledge of network IP and security solutions (firewalling, NAT, load balancing, GLB, RADIUS, TACACS+)
• Familiarity with mobile solutions such as RTP, SIP, H.323, SSLVPN, SS7, Diameter, GTP
• Data Privacy Information and Consent with Processing of Personal Data
• Monitoring network performance and ensure system availability and reliability
• Willingness to be trained to obtain a data security clearance
• Willingness to work on-call 24/7