4 Udm Jobs

Role & responsibilities Senior Tester Experience 3+ yars loaction delhi ncr gurgaon jd Technology 5G, 4G Packet Core Solid understanding of Mobile Data technologies and elements involved in packet core network such as 5G: AMF, SMF, UPF, AUSF, PCF, UDM, UDR & 4G: MME, SGW, PGW, PCRF, HSS. Knowledge and understanding of 5G NSA & SA architecture and functions. Protocol understanding like HTTP, PFCP, SIP, Diameter, GTPv1-v2. Testing Experience including Writing test cases, referring to 3GPP documents. Understanding the test bed and execution of the test cases, understanding the process of raising bugs and closing the same after fixing it. Hand-on experience in writing the Solution Documents, Design Documents, Requirement Documents. Hands-on experience in Performance testing, Conformance Testing, Functional Testing and Compliance Testing. Understanding the testing strategies, understanding the scope of work, customer interactions. Added advantage having experience on Spirent tool. Automation experience is added advantage.

We are searching for a highly skilled Python Automation Engineer with expertise in 5G networks and IMS (IP Multimedia Subsystem) testing to become a part of our dynamic team. The perfect candidate will have practical experience in automating test scripts, telecom protocol testing, and ensuring the quality, performance, and resiliency of 5G/4G network functions. As a Python Automation Engineer, you will have a significant role in the validation of IMS architecture, automation of test cases, and performance verification of network functions. Your responsibilities will include developing and maintaining automated test scripts utilizing Python, TCL, and BDD to validate IMS functionalities and 5G/4G network features. You will design, execute, and enhance test cases for telecom protocols such as SIP, Diameter, MAP, SBI, RTP, and DNS. Additionally, you will be performing integration, performance, and resiliency testing of IMS applications and 3GPP nodes like HLR, HSS, UDM, SMSC, PGW, SMF, and MME. Building and maintaining automation frameworks to streamline test execution and reporting, conducting manual and automated testing for IMS-based services such as VoLTE, VoWiFi, and RCS, simulating network traffic, and testing performance under various conditions using tools like IxLoad, Landslide, and EXFO are crucial aspects of the role. Furthermore, you will be responsible for debugging and troubleshooting issues at both software and network levels using logs, stats, Grafana, and protocol analyzers like Wireshark. Your collaboration with software engineers, network engineers, and DevOps teams to resolve issues and enhance system performance is essential. Integrating automated tests into CI/CD pipelines using Kubernetes, Flux/GitOps, testing system resiliency, geo-redundancy, hardware failure scenarios, and conducting chaos testing will also be part of your duties. To excel in this role, you must possess strong programming skills in Python, along with experience in TCL and BDD. A solid understanding of IMS and its components (HSS, PCRF, CSCF), practical experience with 5G/4G networks and 3GPP nodes, deep knowledge of telecom protocols (SIP, Diameter, MAP, SBI), experience with automation tools and frameworks like Robot Framework, Selenium, or pytest, proficiency with network simulators and analyzers, hands-on experience with Kubernetes, GitOps (Flux), and CI/CD pipelines, strong networking knowledge, experience in performance/load/stress testing and debugging at scale, familiarity with monitoring tools and bug tracking tools, understanding of telecom standards and IMS-based services, as well as excellent communication skills and ability to work in a collaborative environment, are crucial. In return, we offer a competitive salary and benefits package, a culture focused on talent development, opportunities to work with cutting-edge technologies, employee engagement initiatives, annual health check-ups, and insurance coverage for self, spouse, children, and parents. Persistent Ltd. is committed to fostering diversity and inclusion in the workplace, providing hybrid work options and flexible working hours, and creating an inclusive environment where all employees can thrive. Join us at Persistent and unleash your full potential. Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.,

In this role, you will be responsible for the installation, configuration, maintenance, and troubleshooting of our WebMethods Integration Server. In this role, you will be responsible for seamless data flow between our various applications and systems. Responsibilities: Install, configure, and upgrade WebMethods Integration Server environments (including Broker, MWS, Developer, etc.) Manage user accounts and security permissions within WebMethods Develop and maintain WebMethods workflows and services Monitor system performance and troubleshoot any issues that arise Implement best practices for disaster recovery and backup procedures Stay up-to-date on the latest WebMethods technologies and trends Work closely with developers and other IT professionals to ensure successful integration projects Qualifications: Proven experience as a WebMethods Administrator UDM (Universal Data Model) experience in WebMethods TN (Trading Networks) experience in WebMethods Strong understanding of Service-Oriented Architecture (SOA) principles Experience with WebMethods Integration Server, Broker, and Developer tools Familiarity with scripting languages (e.g., Java, Javascript) Excellent analytical and problem-solving skills Strong communication and collaboration skills Ability to work independently and as part of a team Preferred Qualifications: Experience with Agile methodologies Experience with database technologies (e.g., SQL Server, Oracle) Experience with EDI and other data integration standards Experience with cloud-based deployments of WebMethods (e.g., AWS, Azure)

As an experienced Telecommunications Engineer, you will be responsible for performing integration, deployment, and upgrades of SDM nodes such as HSS, HLR, UDM, ONE-NDS, SDL, EIR, and MNP. Your role will require excellent consultation skills to drive solutions tailored to meet customer requirements effectively. Your technical expertise should include a solid understanding of GSM, SS7, SIGTRAN, and DIAMETER protocols. Proficiency in working with AUSF-UDM, HLR, HSS nodes, as well as ONE-NDS/SDL node VNF, CNF, and BM is essential. Knowledge of 5G, IMS, and GSM call flows will be advantageous for this role. You should have hands-on experience in implementation, integration, acceptance tests, upgrades, O&M, and troubleshooting of telecommunication products. Familiarity with LDAP, DAP, SOAP, Wireshark, Linux, and Telco Cloud is required. You should demonstrate the ability to troubleshoot and diagnose basic software issues related to SDM nodes. Any experience in HLR/HSS migration, Kubernetes, VNF, and CNF will be considered a valuable addition to your qualifications. To qualify for this position, you must hold a Bachelor's degree in Engineering or Technology with a minimum of 3 years to a maximum of 10 years of relevant experience in the telecommunications industry. Your proactive approach to problem-solving, in-depth technical knowledge, and hands-on experience with SDM nodes will be crucial in ensuring the successful integration and operation of telecommunication solutions.,