Telecom OSS Modernization Architect - TIRKS/SOAC/LFACS Migration Specialist
Role details
Job location
Tech stack
Job description
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Architecture Transformation: Define end-to-end functional architecture to transition legacy, monolithic TIRKS mainframe systems (z/OS, IMS, DB2) into modern midrange, cloud, or service-based platforms.
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As-Is to To-Be Mapping: Map current-state (AS-IS) legacy TIRKS data flows, circuit provisioning rules, and system interfaces to design future-state (TO-BE) software architectures.
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Data Migration & Validation: Oversee the structural extraction, cleanup, and loading (ETL) of critical network inventory, connecting facility assignments (CFAs), and trunk line data into new systems.
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Integration Rationalization: Deconstruct and rewire complex interfaces linking TIRKS to other Telcordia modules like SWITCH, FACS, WFA, and SOAC.
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Risk & Cutover Management: Formulate phased migration and system decomposition strategies to guarantee zero disruption to ongoing network order controls or field dispatch workflows.
Requirements
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Telecom OSS Expertise: At least 10-15 years of telecom infrastructure experience, with deep technical knowledge of the Ericsson/Telcordia suite, specifically circuit-provisioning lifecycles within TIRKS.
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Legacy Mainframe Proficiency: Comprehensive background in IBM mainframe environments, including z/OS internals, JCL, IMS databases, VSAM, and CICS transaction processing.
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Modern Systems Architecture: Practical experience with API-first architectures, Microservices, Site Reliability Engineering (SRE) principles, and cloud environments like AWS or Azure.
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Data & ETL Skills: Mastery of advanced SQL, data modeling, database design principles, and enterprise data migration tooling.
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Education: Bachelor's or Master's degree in Telecommunications, Computer Science, or Network Engineering.