Hybrid Systems Architect – Telecommunication

at Transport for NSW

• Job title: Systems Architect – Telecommunication
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: A$163,149 - A$179,913 per year
• Degree requirement: Bachelor's Degree
• Tech skills: Cloud, Microservices
• Location requirements: Hybrid, Burwood, Australia

About the role

• Systems Architect developing and maintaining the system architecture for Sydney Trains. Leading collaboration with stakeholders and external partners on complex technology initiatives.

Responsibilities

• Be part of the Asset Program team within Asset Management of the Engineering and Maintenance Directorate within Sydney Trains
• Responsible for developing and maintaining the system architecture for a major system-of-interest within a dedicated program of work
• Act as the Engineering Authority for Operational Technology (OT) system architecture
• Lead concept generation, conduct tradespace exploration, drive concept selection activities, and guide the evolution of the architectural solution across complex operational systems supporting both program and organisational objectives
• Work closely with an external Client-Side System Integrator (CSSI) engaged by Sydney Trains
• Collaborate as peers in architecture development and integration planning
• Participate in joint architecture working groups and regular technical workshops
• Review and assure the CSSI’s technical outputs
• Provide technical and architectural guidance
• Ensure the CSSI’s detailed architectural artefacts, documentation, system modelling and analysis align with Sydney Train’s process and systems
• Jointly shape key deliverables such as reference architectures, interface definitions, and integration strategies
• Ensure architectural alignment, consistency of principles, and effective integration across program boundaries
• Manage the ongoing maintenance and evolution of the program’s system architecture throughout the program phases, ensuring it continues to support strategic goals and adapts to emerging requirements.

Requirements

• Completion of a four-year or longer degree in Information Technology, Electrical, Systems Engineering, or an equivalent discipline
• Proven experience as a Systems Architect with a focus on telecommunications and operational systems
• Extensive background in system architecture and design, including end-to-end solution development
• Strong understanding of telecom network technologies (e.g., OSS/BSS, 4G/5G, IP networks, signalling protocols)
• Expertise in architecture frameworks and methodologies such as the Unified Architecture Framework, ARCADIA methodology, or similar and hands-on experience with architectural modelling tools
• Working knowledge of cloud-native architectures, NFV/SDN, and microservices design
• Ability to lead concept generation, tradespace exploration, and architecture evolution
• Familiarity with security standards, compliance requirements, and regulatory frameworks in telecommunication industry
• Proficiency in integration design and interoperability between complex systems
• Strong stakeholder engagement and communication skills to work across engineering, operations, and business teams.

Benefits

• Flexible work arrangements
• Professional development