Top Systems Engineer Jobs in Melbourne

Build and improve core AI and machine learning infrastructure enabling teams to develop, train, evaluate, deploy, and operate ML models and pipelines. Design scalable distributed systems, support end-to-end ML lifecycles, implement MLOps automation, collaborate with product engineering teams, lead projects from design through launch, review code, document solutions, and mentor junior engineers. Work may include dataset curation, LLM fine-tuning, model serving, monitoring, and generative AI systems.

Leads electrical systems architecture for software-defined vehicle programs, including LV/HV power distribution, harness strategy, zonal topology, interfaces, requirements, validation, and functional safety. Owns the multi-year technology roadmap, directs R&D, resolves cross-domain issues, establishes engineering standards, aligns partner OEMs and suppliers, and mentors senior engineers. Requires deep automotive electrical systems expertise, production architecture ownership, and the ability to influence stakeholders without direct authority.

Design, implement, and support enterprise infrastructure across Azure, Microsoft 365, SaaS platforms, networks, and endpoint environments. Manage cloud security, identity, Intune, Defender, Azure Virtual Desktop, VPN, SD-WAN, and networking solutions. Lead infrastructure and cybersecurity projects, serve as a senior escalation point, mentor junior staff, improve technical standards, and participate in infrequent after-hours changes.

Lead power-system studies and technical advisory for islanded mining networks, stand-alone power systems, and weak grids. Analyze generation, storage, industrial loads, protection, voltage, frequency, stability, and contingencies. Develop models, operating envelopes, dispatch and restoration strategies, connection assessments, and compliance reports. Engage clients, network operators, and generators; lead technical workstreams, manage quality and delivery, mentor engineers, and support proposals and client relationships across renewable energy, mining, and industrial projects.

Design, build, and operate production systems powering Xero’s ML, LLM, and agentic AI features. Responsibilities include backend services, orchestration, infrastructure, APIs, cloud deployment, observability, reliability, cost and latency optimization, incident response, and large-scale data processing. The role also involves establishing engineering standards, mentoring engineers, and partnering with scientists and cross-functional teams to deliver dependable AI products.

Build, integrate, test, deploy, and support applications, APIs, webhooks, data solutions, SaaS platforms, and automated workflows. Translate business needs into secure, practical systems; contribute to CI/CD, automated testing, code validation, troubleshooting, documentation, monitoring, and production support. The role also explores AI-enabled solutions and improves engineering practices across a growing energy business.

Systems Engineers will support Defence and national security programs across the systems engineering lifecycle. Responsibilities include requirements analysis, systems architecture, integration, verification and validation, technical documentation, engineering assessments, trade studies, stakeholder collaboration, governance, technical reviews and capability development. The role supports multidisciplinary teams delivering complex, mission-critical systems and offers intermediate and senior-level opportunities across varied engineering disciplines.

Lead the design, integration, architecture, requirements development, and technical evaluation of complex physical and software systems within a Defence System-of-Systems environment. Develop engineering artefacts, conduct trade studies, support customer engagements and reviews, and guide multidisciplinary teams across concept, integration, and acceptance. The role requires MBSE expertise, C4ISREW domain knowledge, modelling and requirements tools, Agile experience, and Australian Defence clearance eligibility.

Develop and manage system and subsystem requirements within an MBSE environment; support architecture, interface definition, integration, verification, and validation; produce engineering documentation and trade studies; collaborate with engineering teams and Defence stakeholders; contribute to technical reviews, decision-making, and continuous improvement across a complex Defence system-of-systems program.

Develop and refine system and subsystem requirements, architectures, interfaces, and technical design artefacts for complex Defence systems. Support MBSE activities, design trade studies, engineering documentation, integration, reviews, bids, estimates, and continuous improvement. Collaborate with multidisciplinary engineering teams, subject matter experts, and partner organisations while contributing to Agile and system-of-systems engineering practices.

Support defence capability acquisition and transition into sustainment by developing engineering plans, requirements, specifications, verification documentation, and technical reports. The role involves reviewing ASDEFCON artefacts, applying Defence engineering governance, analysing technical requirements, supporting systems integration and acceptance activities, and managing engineering risks, configuration baselines, and changes. Experience with TCN systems, verification programs, Land technical frameworks, and Defence systems engineering is required.

The Systems Engineer will support complex Defence and national security projects by developing requirements, evaluating tenders, and drafting and reviewing systems engineering artefacts. Responsibilities include preparing statements of work, CDRLs, DIDs, engineering plans, Government submissions, contract deliverable reviews, and landworthiness advice. The role requires collaboration with commercial teams, leadership of engineering tasks, configuration control experience, and strong knowledge of CASG, ODCS, and Defence engineering governance.

Provides power systems analysis, grid connection planning, and technical advice for generation, energy storage, and network operations. Leads projects, supports engineers, analyses power system studies, and collaborates with clients and service providers. Requires an Electrical Engineering degree, post-graduation power industry experience, proficiency with PSSE, PSCAD, and DIgSILENT PowerFactory, and knowledge of National Electricity Rules and the NEM grid connection process.

Support Defence systems engineering for LC4CS capability acquisition and transition into sustainment. Responsibilities include developing engineering plans, specifications, requirements, verification documentation, and technical reports; reviewing ASDEFCON artefacts; applying Defence governance standards; evaluating technical solutions; supporting integration, verification, validation, and certification; and managing engineering risks, configuration baselines, and changes.

Leads pre-sales technical execution for AI security solutions across Australia. Responsibilities include technical discovery, architecture reviews, demonstrations, proof-of-concept support, customer deployments, partner enablement, sales engineer training, demo environment management, and post-sales handoffs. Builds relationships with technical decision-makers, supports cloud and self-hosted AI deployments, and evangelizes secure agentic AI practices.

Leads technical pre-sales for enterprise data management solutions, including discovery, solution design, product demonstrations, proof-of-concept engagements, executive briefings, RFP responses, and partner enablement. Translates customer requirements involving cloud infrastructure, data security, governance, privacy, and compliance into measurable business outcomes. Collaborates with sales, product, engineering, marketing, customer success, and channel partners throughout complex enterprise sales cycles.

Monitor and support critical IT infrastructure, systems, and operational platforms in a 24x7 command centre. Investigate incidents, troubleshoot enterprise Windows and Linux environments, respond to cybersecurity alerts and vulnerabilities, and support cloud, virtualization, storage, and endpoint technologies. The role contributes to change implementation, major incident restoration, documentation, automation, and continuous improvement while collaborating with engineering, cybersecurity, vendors, and service delivery teams. Rotating shifts include nights, weekends, and public holidays.

Designs and assesses cybersecurity solutions for complex Defence systems across their lifecycle. Responsibilities include translating security requirements, reviewing architectures, threat modelling, vulnerability assessment, system hardening, security assurance, accreditation, risk management, incident response support, and implementing security controls. The role provides technical advice to engineering and program stakeholders, coordinates security activities, mentors technical teams, and applies Australian Government and Defence cybersecurity frameworks.

Senior Systems Engineer supporting the AIR6500 Joint Air Battle Management System program. Responsibilities include managing system and subsystem requirements, architecture, interface definition, integration, verification, technical documentation, trade studies, engineering reviews, and stakeholder collaboration. The role requires systems engineering lifecycle experience, MBSE exposure, multidisciplinary teamwork, an engineering degree or equivalent experience, Australian citizenship, NV1 clearance eligibility, and the ability to handle export-controlled information.

Leads end-to-end delivery of SouthPAN Ground Reference Station infrastructure projects, from planning and design through commissioning and operational transition. Manages scope, schedule, budget, quality, risk, stakeholders, subcontractors, suppliers, technical issues, documentation, testing and commissioning. Collaborates with multidisciplinary engineering, test, sustainment and program teams, with up to 50% travel across Australia and New Zealand.

Supports an ERP transformation program by maintaining engineering and manufacturing product data, drawings, product structures, and BOMs across PLM, MES, and ERP systems. Coordinates engineering changes, validates CAD and technical documentation, supports manufacturing engineering activities, tracks project progress, and contributes to continuous improvement and cost-saving initiatives. Collaborates with Engineering, Manufacturing, Supply Chain, and Product Management teams in a hybrid contract role ending December 2027.

Lead control systems engineering for hybrid power projects involving renewable generation, battery storage, and thermal generation. Design and review PLC, SCADA, HMI, and industrial network systems; supervise consultants and vendors; coordinate multidisciplinary interfaces; develop and witness FAT; support SAT, commissioning, troubleshooting, and plant performance testing; and ensure complete technical documentation and software handover to operations.

Supports customer-facing production applications across Windows and Linux environments. Responsibilities include incident and service request management, troubleshooting application and infrastructure issues, root cause analysis, system monitoring, customer communication, documentation, and operational improvement. The role requires SQL, networking, system administration, and ticketing experience, with weekend on-call rotations and temporary early or late shifts for global onboarding.

Administer and improve Windows Server and Microsoft Azure infrastructure across production, disaster recovery, test, and client environments. Responsibilities include provisioning, monitoring, incident response, patching, vulnerability remediation, security hardening, backup and recovery, automation with PowerShell, privileged access support, documentation, and disaster recovery readiness. The role also supports client onboarding, infrastructure integrations, third-party platforms, change management, and after-hours maintenance while collaborating with global technical teams.

Support the sustainment, performance, and evolution of complex voice, data, communication, and networked systems. Responsibilities include systems engineering analysis, requirements management, technical risk management, safety assurance, configuration management, engineering change management, lifecycle support, technical documentation, and stakeholder coordination. The role evaluates defence materiel and ensures compliance with regulatory, safety, and capability lifecycle requirements.