Network Engineer

Join or sign in to find your next job Join to apply for the Network Engineer - 6 month contract (Hybrid) role at C2 Group 1 week ago Be among the first 25 applicants Join to apply for the Network Engineer - 6 month contract (Hybrid) role at C2 Group Network Engineer – IMS & Core Network Migration Location: Sydney Type: 6-month contract + extensions Role OverviewAs a Network Engineer for our Telco client, you will be responsible for designing, implementing, and optimising IMS-based voice and multimedia services, leading complex core network migrations, and supporting cloud-native deployments. You’ll work in a dynamic, multi-vendor environment and collaborate with cross-functional teams to ensure seamless service delivery. Network Engineer – IMS & Core Network MigrationLocation: SydneyType: 6-month contract + extensionsRole OverviewAs a Network Engineer for our Telco client, you will be responsible for designing, implementing, and optimising IMS-based voice and multimedia services, leading complex core network migrations, and supporting cloud-native deployments. You’ll work in a dynamic, multi-vendor environment and collaborate with cross-functional teams to ensure seamless service delivery.Key ResponsibilitiesEngineer and maintain IMS core network components, with a focus on Ericsson architecture (CSCF, HSS, TAS, MRF, SBC). Rapidly adapt to Nokia IMS platforms (Cloud Native Communication Suite, TAS, CFX, SBC, MRF). Lead planning and execution of large-scale live core network migrations, including vendor swaps, rollback strategies, and cutover procedures. Support and troubleshoot 4G/5G voice services including VoLTE, VoNR, VoWiFi, and RCS. Design and secure IP networks using BGP, OSPF, QoS, VPNs, and SBCs (Ribbon, Metaswitch). Deploy and manage VNFs/CNFs on cloud platforms (OpenStack, Kubernetes, VMware). Use orchestration tools to automate and scale IMS deployments. Perform diagnostics and root cause analysis in multi-vendor environments. Communicate effectively with technical and non-technical stakeholders. Required Skills & ExperienceMinimum 5 years in IMS core network engineering within a Telco or equipment vendor. Strong understanding of 3GPP IMS standards (SIP, Diameter, RTP, SDP, ISUP, H.248, Megaco). Proven experience with Ericsson IMS products and architecture. Nokia IMS experience highly desirable; candidates without it must demonstrate rapid learning ability. Hands-on experience with VoLTE, VoNR/5G Voice, VoWiFi, and IMS-based multimedia applications. Solid IP networking knowledge and experience with interconnect SBCs. Familiarity with cloud-native technologies and orchestration tools. Excellent troubleshooting, communication, and documentation skills. Ability to work independently and thrive in high-pressure environments. Express your interest by following the online prompts. Seniority level Seniority level Mid-Senior level Employment type Employment type Contract Job function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at C2 Group by 2x Sign in to set job alerts for “Contract Network Engineer” roles. Sydney, New South Wales, Australia 2 days ago Network & Security Infrastructure Engineer - 12 Month FTC Sydney, New South Wales, Australia 1 day ago Sydney, New South Wales, Australia 1 day ago Senior Network Engineer - FTC until September 2026 Senior Network Engineer - FTC to December 2026 Senior Network Engineer - FTC until September 2026 We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr