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Ericsson
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Section · 01
About this role
About this opportunity:
Ericsson is seeking an experienced OLM L3 Developer / Solution Architect to design, develop, support, and optimize high-performance, business-critical solutions based on Ericsson Online Mediation. The role involves solution architecture, Java development, telecom integration, production support, troubleshooting, and customer engagement.
Key Responsibilities
Design, develop, integrate, and support Ericsson Online Mediation solutions.
Design scalable, highly available, and high-traffic telecom solutions.
Provide L3 support for critical production incidents, including troubleshooting, RCA, emergency resolution, and technical guidance to support teams.
Analyze logs, thread dumps, TCP dumps, configurations, and performance issues.
Perform configuration tuning and support application, database, operating system, and network optimization.
Develop Java-based applications and integrations using Web Services, REST, SOAP, HTTP, and Parlay.
Work with RADIUS, Diameter, and SMPP protocols.
Support UNIX/Linux environments, Veritas Volume Manager, clustering, Kubernetes, cloud, and virtualization platforms.
Work with Oracle, MySQL, and PostgreSQL databases.
Develop Perl/Python scripts to automate repetitive operational activities.
Troubleshoot IP networking, client-server communication, GSM/IN call flows, and CAMEL scenarios.
Manage OpenSSL/HTTPS security, certificates, keys, truststores, and keystores.
Prepare HLDs/LLDs and deliver technical presentations to customers and stakeholders.
Provide 24x7 technical support during critical incidents and planned activities, as required.
Key Qualifications
Bachelor's degree in Engineering, IT, Telecommunications, or a related discipline.
Strong development and solution design experience with Ericsson Online Mediation.
Hands-on expertise in Java, telecom protocols, system integration, and production support.
Strong knowledge of UNIX/Linux, IP networking, databases, clustering, and troubleshooting.
Experience with Kubernetes, cloud, virtualization, OpenSSL, HTTPS, and certificate management.
Good understanding of GSM/IN call flows, CAMEL, OTT solutions, and telecom environments.
Proven experience in HLD/LLD preparation and customer-facing technical discussions.
Willingness to work in a 24x7 support environment.
Personal Competencies
Excellent communication, collaboration, analytical, and problem-solving skills.
Strong system-thinking approach with the ability to anticipate risks and dependencies.
Ability to develop workarounds to minimize incident impact.
Effective time management and quick response to critical issues.
Awareness of data governance, security, and data protection requirements.
Proactive mindset toward automation, knowledge sharing, and continuous improvement.
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Section · 02
Skills
Section · Company
About Ericsson
Ericsson
Telecom
22.3k+
employees
1876
150 years old
Stockholm, Sweden
Sweden
About
Why join Ericsson?
At Ericsson, youll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of whats possible. To build solutions never seen before to some of the worlds toughest problems. Youll be challenged, but you wont be alone. Youll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we nurture it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity and Affirmative Action employer, learn more.
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