Integration Engineer

Technology, Data & Digital · Software & Web Development · Software Engineering · Network Administration

In short

We are seeking an Integration Engineer with expertise in IMS & UDM to design, integrate, and maintain telecom solutions in Riyadh. This role involves hands-on engineering, customer engagement, and end-to-end delivery ownership across various telecom environments.

Responsibilities

Engage with customers to understand requirements, resolve technical issues, present solutions, and coordinate implementation activities.
Analyze network architecture, interfaces, capacity, dependencies, and operational constraints.
Prepare and execute HLD, LLD, MoP, implementation, testing, upgrade, and rollback plans.
Integrate and configure IMS and UDM network functions with surrounding systems.
Perform software upgrades, patches, migrations, feature activation, and post-change validation.
Verify licenses, subscribers, interfaces, redundancy, alarms, counters, and operational procedures.
Troubleshoot signaling, configuration, performance, and service issues across SIP, Diameter, SS7/SCCP, HTTP/2, REST/SBA, TLS, and IP.
Analyze logs, traces, alarms, counters, and packet captures to determine root causes and corrective actions.
Support 4G/5G Core, VoLTE, VoNR, VoWiFi, roaming, interworking, and subscriber authentication use cases.
Work with virtualized and cloud-native environments, including Kubernetes and CNF/VNF.
Support customer acceptance testing, handover, knowledge transfer, and production stabilization.
Participate in planned maintenance windows, production changes, migrations, failover testing, and service restoration when required.

Requirements

Bachelor’s degree in Telecommunications, Computer Science, IT, Computer Engineering, or a related field.
Professional telecom integration experience, preferably within IMS, UDM, EPC/5GC, HSS/HLR, subscriber data, or service platforms.
Strong knowledge of IMS technologies such as CSCF, TAS/Application Servers, SBC, and HSS/HLR.
Experience with subscriber-data technologies such as UDM, UDR/UDSF, AUSF, HSS-FE, HLR-FE, CCDM, or CCSM.
Hands-on experience with configuration, integration, upgrades, patching, feature activation, and troubleshooting.
Good understanding of SIP, Diameter, SS7/SCCP, HTTP/2, REST, DNS, TCP/IP, TLS, and PKI.
Strong IP networking knowledge, including routing, VLANs, firewalls, load balancing, DNS, and high availability.
Strong customer-facing communication, problem-solving, and delivery ownership.
Ability to work independently and collaborate with distributed teams.
Willingness to support night/weekend maintenance windows and on-call activities when required.

Desired Qualifications

Experience with Kubernetes, CNF/VNF, virtualization, or cloud-native telecom environments is highly valued.
Experience with VoLTE, VoNR, VoWiFi, roaming, 5G Core, or subscriber-data migration is an advantage.

Benefits

Outstanding opportunity to use your skills and imagination to push the boundaries of what's possible.
Be challenged, but not alone; join a team of diverse innovators.
Opportunity to build solutions never seen before to some of the world's toughest problems.
Be part of crafting what comes next.

Skills

IMSUDMsubscriber data4G/5G Corecloud-native environmentsKubernetesCNF/VNFSIPDiameterSS7/SCCPHTTP/2RESTTLSIPVoLTEVoNRVoWiFiDNSTCP/IPPKI

#telecom#integration#engineer#IMS#UDM#subscriber data#4G/5G Core#cloud-native#Kubernetes#VoLTE#VoNR#VoWiFi

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