Senior Domain Expert

Employment Type Permanent Closing Date 29 Oct 2026 11:59pm Job Title Senior Domain Expert Job Summary The Senior Domain Expert plays a critical role in contributing to high performing teams ensuring the Telstra network delivers a superior network experience for our consumer and business customers. The role combines extensive domain expertise and technical capabilities to influence the team to deliver a great customer experience. Job Description Who We Are • Telstra is Australia’s leading telecommunications and technology company spanning over a century with a footprint in over 20+ countries. In India, we’re building a platform for innovative delivery and engagement that will strengthen our position as an industry leader. We’ve grown quickly since our inception in 2019, now with offices in Pune and Bangalore Senior Domain Expert – Telecom OSS, Adaptive Inventory and Network Transformation This role requires a seasoned telecom technology leader with deep expertise in OSS/BSS, Ericsson Adaptive Inventory, RAN and transmission domains, network inventory transformation, solution architecture, data modelling, integration, and end-to-end delivery. The candidate should be able to translate complex business and network requirements into scalable architecture solutions, lead cross-functional teams, modernize legacy inventory platforms, and enable strategic transformation across wireless, IP, transport, assurance, and planning domains. Role Purpose To lead architecture, design, integration, migration, and modernization initiatives across telecom network inventory and OSS platforms, with a strong focus on Ericsson Adaptive Inventory, Telstra-wide inventory transformation, unified data management, API-led integration, and domain federation. The role is accountable for shaping solution architecture, driving stakeholder alignment, enabling data quality improvements, and ensuring reliable delivery of business-critical inventory capabilities. Focus of the role The ideal candidate is a hands-on technical architect and telecom solution leader with strong OSS/BSS and network inventory experience, particularly across Ericsson Adaptive Inventory, RAN, transmission, IP, transport, and enterprise inventory transformation. The candidate should combine deep technical knowledge with stakeholder leadership, delivery discipline, data architecture expertise, and the ability to modernize complex legacy inventory environments while protecting business continuity and driving measurable operational value. Key Responsibilities • Lead solution architecture and technical design for telecom OSS/BSS, Ericsson Adaptive Inventory, network inventory, planning, assurance, and transmission transformation initiatives. • Translate customer, business, and network engineering requirements into tangible product solutions across RAN, wireless, IP, transport, and inventory domains. • Define and execute architecture roadmaps covering inventory federation, data migration, metadata management, data modelling, synchronization, reconciliation, and strategic platform modernization. • Drive end-to-end integration across upstream and downstream systems using standardized APIs, reusable components, microservices, APIGEE Gateway, and enterprise integration patterns. • Establish unified data management practices, including object modelling, relationship mapping, data quality improvement, real-time and non-real-time synchronization, and reconciliation controls. • Lead transition and migration programs that preserve existing domain investments while enabling next-generation inventory user experience and strategic architecture adoption. • Own SDLC and Agile delivery activities, including solution design, low-level design, development oversight, unit testing, system testing, integration testing, UAT coordination, documentation, training, and implementation support. • Facilitate workshops, knowledge transfer sessions, stakeholder forums, architecture reviews, and customer engagement routines to ensure solution alignment and operational readiness. • Collaborate with product, order management, provisioning, billing, assurance, planning, and service activation teams to define business needs and deliver integrated outcomes. • Lead cross-functional onshore and offshore teams across strategic projects, application portfolios, reporting initiatives, and production support environments. Required Experience • 18+ years of experience in telecom technology delivery, OSS/BSS, network inventory, solution architecture, integration, business analysis, and production support. • Strong experience with Ericsson Adaptive Inventory, Telstra inventory platforms, RAN inventory, transmission domain upgrades, network planning, assurance, fulfilment, and inventory federation. • Proven background in information model development for wireless, IP, and transport networks, including object relationships, topology, connectivity patterns, service enablement, and customer experience abstraction. • Experience leading complex application portfolios, vendor transitions, knowledge transfer, system modernization, strategic architecture migration, and operational support for large-scale inventory ecosystems. • Hands-on experience with Oracle, PL/SQL, Java-based platforms, Perl-supported legacy systems, microservices, APIs, Linux/Solaris environments, Apache Tomcat, and network data quality remediation. • Demonstrated ability to improve business outcomes through data standardization, process modernization, automation, reporting, performance improvements, cost reduction, and operational efficiency. Technical Skills • Domain Knowledge: Telecom OSS/BSS, Ericsson Adaptive Inventory, RAN inventory, transmission, optical transport, IP/MPLS, HFC, FTTP, assurance, fulfilment, network planning, topology, and service inventory. • Architecture and Delivery: Solution architecture, technical architecture, business analysis, information modelling, data modelling, metadata management, data migration, inventory federation, SDLC, Agile, DevOps, and strategic architecture modernization. • Programming and Platforms: Java, PL/SQL, Oracle, Perl-supported legacy systems, Apache Tomcat, Solaris, Linux, HTML, JSON, JavaScript, XML, and MySQL. • Cloud and Integration: AWS, AWS EC2, microservices, reusable integration components, APIGEE Gateway, standardized APIs, REST-based integration, real-time and non-real-time synchronization, and reconciliation patterns. • Tools: Eclipse, STS, GitHub, Jenkins, Bamboo, Splunk, MySQL Workbench, Postman, JIRA, Rally, GIT, and enterprise delivery toolchains. Leadership and Stakeholder Management • Ability to act as a trusted technical advisor for telecom customers, business teams, architecture groups, implementation teams, and operations stakeholders. • Strong experience leading workshops, governance discussions, technical reviews, stakeholder alignment sessions, and cross-functional delivery forums. • Proven capability to lead large onshore-offshore teams, implementation squads, business analysts, developers, testers, and production support groups across strategic and operational programs. • Strong analytical mindset with the ability to assess network data, diagnose inventory quality issues, define corrective actions, and recommend scalable architecture options. Certifications and Qualifications • Bachelor’s degree in Computer Science, Engineering, Information Technology, Telecommunications, or a related discipline. • Preferred certifications include AWS Architect, ITIL Foundation, Oracle Certified Administrator, TOGAF, and CCNA. If you are looking to take the next step in your career, we want to hear from you! As part of your application with Telstra, you may receive communications from us on +61 440 135 548 (for job applications in Australia) and +1 (623) 400-7726 (for job applications in the Philippines and India). When you join our team, you become part of a welco