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Job Description
A Specialist OT Engineer responsible for maintaining and optimizing operational technology systems across large-scale energy storage sites, ensuring system reliability, security, and performance while supporting cybersecurity, cloud integration, and vendor coordination.
Key Responsibilities
- Maintain and operate OT infrastructure including SCADA, HMIs, BESS, gateways, and historians
- Support secure cloud integration of OT systems with Azure and AWS
- Apply OT cybersecurity and compliance practices such as IEC 62443 and AESCSF
- Troubleshoot and resolve system performance and communication issues across OT systems
- Coordinate with vendors and contractors for technical validation, lifecycle activities, and commissioning
- Configure and optimize ICS environments including SCADA, PLCs, RTUs, and IEDs
- Apply industrial communication protocols like Modbus, DNP3, IEC 61850, and OPC UA
- Diagnose faults and perform root cause analysis across OT networks and control systems
Requirements
- Proven expertise in configuring and optimizing Industrial Control Systems (ICS) environments, including SCADA, HMIs, PLCs, RTUs, and IEDs for real-time operations.
- Skilled in applying and interpreting industrial communication protocols such as Modbus, DNP3, IEC 61850, and OPC OPC UA to ensure reliable device and system communication.
- Proficient in applying OT security frameworks AESCSF and IEC 62443 to guide hardening, segmentation, and secure system architecture.
- Experience in diagnosing faults across OT networks, control systems, data pipelines, and BESS subsystems using structured problem solving and root cause analysis methods.
- Knowledge of OT cloud integration patterns, including telemetry pipelines, secure connectivity, and cloud-based monitoring and analytics.
- Experience in coordinating technical validation and lifecycle activities with OEMs, service providers, and contractors across reviews and assessments.
- Proficient in producing clear, accurate technical documentation, including diagrams, procedures, system records, and operational artefacts.
- Ability to manage and maintain OT infrastructure including SCADA, HMIs, BESS, gateways, and historians while overseeing configuration, documentation, system health, automation, and lifecycle planning.
- Support secure, governed OT cloud integration with Azure and AWS, ensuring accurate, high-quality data flows for real-time analytics and AI-driven maintenance.
- Maintain and troubleshoot OT system performance and communications across SCADA, RTUs, historians, and BESS subsystems while resolving incidents, supporting on-call operations, and improving OT architectures and practices.
- Coordinate OT vendor support, technical reviews, compliance, lifecycle planning, Tier 2-3 assistance, and commissioning activities while reviewing documentation and deliverables.
- Travel to AU sites once every 2-3 months or as needed, which is a requirement of this position.
- The role can be based at Akaysha’s Melbourne HQ, Sydney, or Brisbane office with the option to work in a hybrid capacity, spending time in the office and at home.
Benefits & Perks
competitive compensation
performance-based bonuses and long-term incentives
annual development allowance
additional paid time off
flexible-use wellbeing allowance
paid parental leave
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