Descripción de la oferta
Our goal is to strengthen the brand in Spain. We are looking for an expert to work as Oracle SBC Engineer!
What do you need to fulfill this job
Provide telecoms technology consulting, delivery and support for external customers and internal project teams, with primary focus on Oracle Session Border Controller based Unified Communications and carrier voice solutions. The role covers implementation, configuration, troubleshooting, lifecycle support and technical documentation for SBC platforms supporting SIP, RTP, voice interconnect, access and peering use cases.
The position requires strong SBC, SIP and UC experience, including secure border control, routing, media handling, interworking, service acceptance and customer-facing technical support.
Level Definition:
Applies specialist knowledge to solve common and complex technical problems, recommends alternatives and may lead small to medium technical work packages while guiding less experienced team members when required.
Role:
Implement and support SBC based solutions in line with agreed design and customer requirements.
Apply SBC knowledge across SIP signalling, RTP media, realms, SIP interfaces, steering pools, session agents, local policies and interconnect borders.
Validate interface agreements, SIP interconnects, interoperability testing and service acceptance.
Document implementation, configuration, test evidence, troubleshooting notes, procedures and handover material.
Education:
8+ years of professional experience and a Bachelor of Science or equivalent degree in computer science or related area.
Strong knowledge of Unified Communications, carrier voice, Oracle SBC, SIP, SDP, RTP, SBC security, SIP routing, media handling and high availability.
Experience & Capability:
Deep Oracle SBC or comparable SBC experience, including design, configuration, testing, support and troubleshooting.
Strong understanding of SIP call flows, routing failures, media path issues, interoperability defects, access control, overload protection and high availability.
Able to clarify requirements, estimate work, advise on delivery risk, lead technical discussions and produce concise customer documentation.
Key Responsibilities:
Deploy, manage and troubleshoot Oracle SBC based UC and carrier voice solutions.
Configure realms, SIP and network interfaces, steering pools, session agents, local policies, codec/media handling and SIP header rules.
Analyse SIP traces, SDP negotiation, RTP/media behaviour, routing decisions, interconnect signalling and SBC logs to resolve serviceissues.
Support topology hiding, access control, overload protection, high availability, backup, restore, upgrades, monitoring and disaster recovery.
Provide 24x7 on-call support for critical issues, including incident analysis, service restoration, root cause analysis and vendor escalation.
Prepare change material, test cases, rollback plans, acceptance evidence, operational procedures and handove r packs.
Skill Requirements:
Domain: Telecom, Unified Communications and carrier voice networks, with strong SBC access and interconnect knowledge.
Protocols: SIP, SDP and RTP, including call flows, routing, codec negotiation, media anchoring and trace analysis.
Application: Oracle SBC realms, SIP interfaces, session agents, policies, steering pools, header manipulation, security, high availability and troubleshooting.
Scripting/Platforms: Shell scripting, Linux, Oracle SBC primary, BroadWorks secondary, with awareness of Cisco Call Manager or adjacent UC/PBX environments.
Additional Beneficial Skills/Knowledge:
IP Centrex and hosted voice service architecture, BroadWorks/IP Centrex application server integration, UC feature interaction and SIP service behaviour.
Knowledge of RTP/SRTP, TLS, TCP/UDP, DNS, NAPTR/SRV, SIP-I/SIP-T where a pplicable.
About HCL Tech:
We are HCLTech, one of the fastest-growing large tech companies in the world and home to 225,000+ people across 60 countries, supercharging progress through industry-leading capabilities centered around Digital, Engineering and Cloud. The driving force behind that work, our people, are diverse, creative, and passionate, raising the bar for excellence on a regular basis.
We, in turn, work hard to bring out the best in them as we strive to help them find their spark and become the best version of themselves that they can be. If all this sounds like an environment you’ll thrive in, then you’re in the right place. Join us on our journey in advancing the technological world through innovation and creativity.
Why us?
We offer End-to-end digital transformation expertise that helps clients from strategy through execution. We work with the biggest brands, offering the opportunity to be a part of industry-leading work. We are invested in your growth, offering learning and career development opportunities at every level to help you find your spark. We offer freedom and flexibility on the job, empowering our employees to make decisions. We offer a virtual-first work environment, promoting a good work-life balance and real flexibility Our company is extremely diverse with representation of 165 nationalities. We offer the opportunity to work with colleagues across the globe. We offer a certified great place to work and a top employer in 25 countries including Spain, offering a positive work environment that values employee recognition and respect.
If you have a valid disability certificate, Certificate of Disability in Force, please contact us.
Among HCL's principles we would like to highlight diversity and inclusion as a strength in our values and practices. To achieve all our objectives, it intends to attract, develop, and retain different profiles, assuming diversity as a key factor and differentiator of fundamental innovation in our organization. We welcome and value all people, and we are committed to the inclusion and sense of belonging of each person who is part of HCL. HCL is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances.
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