Mobile Packet Core Engineer

Mobile Packet Core Engineer - Com4 About Us Com4 is a leading global service provider in the Internet of Things (IoT), also known as “Machine to Machine” (M2M). We offer mobile data subscriptions tailored to our customers' applications in their connected devices and equipment. This connectivity enables innovative solutions across many sectors, such as energy, security, transport, and welfare technologies. Com4 is a significant player in the Norwegian telecom market, with a 50% market share in the IoT segment. Through roaming agreements, we offer IoT communication on 2G/3G/4G/5G across 700 networks globally. As a Mobile Virtual Network Operator (MVNO), Com4 has its own mobile core network and a portfolio of Business Support Systems (BSS) and Operational Support Systems (OSS). A central element of our core network is our IP/MPLS network, which connects network elements across our various data centers and forms the interface toward our customers and partners/providers of peering, IP Transit, and IPX/GRX. We have solutions for several VPN variants adapted for business customers with dedicated APNs and diverse communication needs. We make extensive use of MPLS in both IP and mobile network elements for efficient service production. FW and NAT solutions are important security elements in our design. The services we produce meet high requirements for uptime, and solution flexibility is a central part of the offering we provide to customers. Moving forward, the network is being further developed to support 5G SA mobile services, scale, and increase the degree of automation. About the Role We will consider both senior candidates with extensive experience and juniors with shorter experience, and can adapt tasks and responsibilities in line with the candidate's profile. We are looking for someone who is solution-oriented and fearless when facing complicated tasks. We value good cooperation and communication skills, while it is also crucial to work independently and proactively within your own field of expertise. To further strengthen our technical team, we are looking for an Mobile Packet Core Engineer who has competence or experience in several of the following areas, as well as an interest in learning more: • Mobile Core network architecture (3GPP releases/GSMA/IETF standards) • Mobile Network functions across different technologies - 5G SA/NSA and 4G EPC • Interfaces with adjacent systems in a mobile operator environment • Operations and development of core network packet core nodes such as SMF/UPF/PGW/GGSN, SDM/UDR/HSS/HLR, PCF/PCRF & CHF • Operations and development of signaling functions such as DRA/STP/SEPP • Good understanding of cloud environments (Telco Cloud) and virtualization. • Technical vendor management, including feature requirements specification and follow-up • Familiarity with protocols like SIGTRAN, Diameter, Radius, and HTTP. • Knowledge of APIs and subscriber databases is a plus • IoT experience is beneficial but not required • Good general IT competence, such as basic IT system operations, scripting, IT development, and automation tools, is a plus • Competence in networking such as IP, FW, and VPN is a plus • Support automation initiatives for operational efficiency • Strong teamworking and collaboration skills • Customer-focused mindset with strong communication abilities • Participate in an on -call rotation, troubleshoot issues, and drive incident resolution to minimize downtime. Conduct post-mortems and implement corrective actions to enhance reliability. We Offer Com4 is a highly attractive workplace. We have a flexible and growth-oriented entrepreneurial culture, while offering security and competitive terms. We have an excellent working environment—here you will find pleasant and compe