Senior Application Support Engineer (Oracle BRM / ECE)

Your role

As a Senior Application Support Engineer, you will be responsible for ensuring stability, performance, and continuous improvement of critical telecom charging and billing platforms. 

Your tasks

• providing day‑to‑day production support, monitoring, and maintenance for Oracle BRM, ECE, PDC, and OCOMC components;
• handling incidents, service requests, problem management, RCA, and defect resolution in line with ITIL processes;
• monitoring and troubleshooting issues related to ECE rating pipelines, BRM opcodes, and OCOMC cartridges;
• performing log analysis, performance tuning, and proactive issue resolution to ensure SLA compliance and system stability;
• supporting High Availability (HA) and Disaster Recovery (DR) activities, including environment validation and failover testing;
• executing and supporting daily and monthly billing cycles and related operational activities;
• collaborating closely with L1/L2/L3 support teams to resolve complex application and system issues;
• participating in on‑call, rotation, and overtime support, including support outside standard business hours for critical incidents;
• coordinating upgrades, patches, and environment maintenance activities;
• coordinating and monitoring BRM integrations with Siebel, OSM, AIA, and related systems;
• working in onshore/offshore delivery models, collaborating with cross‑functional and geographically distributed teams;
• preparing and maintaining support documentation, SOPs, KT materials, and deployment guides;
• coordinating audit‑related activities and ensuring operational compliance;
• managing and coordinating weekly and monthly releases end‑to‑end in collaboration with Operations, Development, and other stakeholders.

Your profile

• hands‑on experience with Oracle BRM, ECE, PDC, and OCOMC;
• strong technical expertise in:
• ECE, Oracle Coherence, online charging concepts, traffic data, and CDRs
• BRM opcodes, CM, DM, REL
• Suspense recycling and REL rejection clearance
• OCOMC and cartridge configuration
• solid understanding of RxDOD framework, end‑to‑end architecture, and BRM integrations with Siebel, OSM, and AIA;
• strong debugging, performance analysis, and log monitoring skills;
• good understanding of Diameter protocols (Gy, Sy, etc.) and ability to analyze Diameter traces;
• experience working in distributed onshore/offshore delivery models;
• ability to write and understand SQL queries and solid knowledge of Oracle Database concepts;
• hands‑on experience with ServiceNow or similar ticketing tools, including incident, problem, and change management;
• experience using Confluence, Jira, and similar collaboration tools;
• exposure to automation, scripting, and performance testing;
• experience with CI/CD tools (e.g. Git) and configuration management;
• strong communication and interpersonal skills;
• willingness to learn new technologies and adapt to changes in target architecture.

Nice to have: 

• Oracle BRM / ECE certification;
• exposure to PCRF and OCS integration;
• knowledge of Cloud‑Native technologies, Kubernetes;
• good understanding of 3GPP charging standards (4G / 5G).

What You'll love about working here?

• Practical benefits: private medical care with Medicover with additional packages (e.g., dental, senior care, oncology) available on preferential terms, life insurance and 40+ options on our NAIS benefit platform, including Netflix, Spotify or Sports card.
• Access to over 70 training tracks with certification opportunities (e.g., GenAI, Architects, Google) on our NEXT platform. Dive into a world of knowledge with free access to Education First languages platform, TED Talks and Udemy Business materials and trainings.
• Enjoy hybrid working model that fits your life - after completing onboarding, connect work from a modern office with ergonomic work from home, thanks to home office package (including laptop, monitor, and chair). Ask your recruiter about the details.
• Community Hub that will allow you to choose from over 20 professional communities that gather people interested in, among others: Salesforce, Java, Could, IoT, Agile, AI.  

Get to know us

Capgemini is committed to diversity and inclusion, ensuring fairness in all employment practices. We evaluate individuals based on qualifications and performance, not personal characteristics, and we strive to create a workplace where everyone can succeed and feel valued.

Do you want to get to know us better?
Check our Instagram — @capgeminipl or visit our Facebook profile — Capgemini Polska. You can also find us on YouTube.