ONIIS delivers expert electrical engineering solutions for industrial, commercial and mining developments, Australia-wide. With RPEQ certification and over two decades of experience, our engineering team ensures every project runs smoothly from start to finish. Whether you need industrial, commercial or mining infrastructure, we provide end-to-end solutions tailored to your requirements.
About us
ONIIS. On Point Precision Engineering Solutions
As a trusted partner to construction and industrial enterprises, ONIIS provides solid solutions to complex electrical engineering problems. From quarries and concrete plants, to industrial and commercial electrical infrastructure, we bring specialised expertise to every sector.
Our RPEQ-qualified electrical engineers are recognised industry leaders, each bringing unique specialisations to your project requirements. As specialist design consultants, we excel in comprehensive low voltage electrical systems design that fully complies with relevant Australian Standards.
The safety and protection of your personnel and assets is our promise. Our core strengths in safety management include:
- Switchboard design
- Fault Protection coordination
- Arc Flash Mitigations
- Electrical Risk Assessments
- Earthing Designs
- Emergency power systems
Every solution we deliver is engineered for reliability, effectiveness, fit for purpose and long-term operational security.
Utility Forms and Compliance
On completion of our engineering services, we can provide the following forms:
- Embedded Generation design
- Form 15
- Large customer designs
- SSER Report (Site Specific Enquiry Response)
- Energy QLD Design Certification Report
- BESS Grid Connection Design
Sectors
Clean Energy Design: Honouring Your Future with Renewable Alternatives
Our comprehensive renewable energy solutions are designed to enhance power independence and reduce reliance on traditional electricity sources. Our offerings include:
- Renewables
- Industrial
- Mining
- Building Services
Benefits of Our Renewable Energy Solutions:
- Continuous Power Access: Seamlessly complement your existing grid-based electricity
- Energy Independence: Reduce dependence on traditional, non-renewable power sources
- Environmental Sustainability: Lower your carbon footprint and contribute to a greener future
By integrating these innovative renewable energy technologies, you can ensure a reliable power supply while making a positive impact on the environment. Our tailored solutions provide flexibility, efficiency, and peace of mind for residential and commercial applications.
Comprehensive Electrical Power Systems Design and Engineering Services
Offering expert electrical engineering solutions for power system design, analysis, and certification across Queensland and national infrastructure projects.
- Registered Professional Engineer Queensland (RPEQ) certification
- Member of Engineers Australia NER
- Power systems modelling, including fault level analysis and reporting
- Switchboard design up to 4000 Amp, certification to AS/NZS 61439
- AutoCAD electrical schematics, single-line diagrams (SLDs), bill of materials (BOM), termination diagrams
- High voltage (HV) and Low voltage (LV) equipment specification and selection
- Protection system design and relay settings
- Earthing system modelling, design, and testing
- Lightning protection system design
- Power factor and harmonics analysis and rectification
- Substation design
- Motor control centres
- Switchboards and distribution boards
- Cabling and cable support infrastructure
- Switch room design
- Battery energy storage systems (BESS) and renewable energy design
Our 3 Key Service Areas
Our approach is built on three strategic service domains that address the most critical challenges in electrical infrastructure design and implementation. By integrating renewable and clean energy engineering, advanced power systems analysis, and specialised building services design, we deliver comprehensive solutions that drive innovation, efficiency, and sustainable performance across the board.
Clean Energy Engineering and Design
- Registered Professional Engineer Queensland (RPEQ) certification
- Design consultancy
- Feasibility and concept design
- Embedded generation design
- Large customer designs
- Site-specific enquiry response (SSER) report
- Energy Queensland design certification report
- Battery energy storage system (BESS) grid connection design
- Switch room design
- Audits and testing
Power Analysis, Engineering and Design
- Registered Professional Engineer Queensland (RPEQ) certification
- Design consultancy
- Power system analysis and complete design reports
- Arc flash assessment
- Protection system design and relay settings
- Earthing system modelling, design, and testing
- Switchboard design up to 4000 Amp, certification to AS/NZS 61439
- Motor control centres
- Detailed AutoCAD electrical schematics
- Single-line diagrams
- Lightning protection system design
- Power factor and harmonics analysis and rectification
- Substation design
- Cabling and cable support infrastructure
- Equipment specification and selection
- Switch room design
Building Services Design and Certification
- Registered Professional Engineer Queensland (RPEQ) certification
- Design consultancy
- Electrical reticulation
- Form 15 certification
- Lighting designs
- Lighting control designs
- Energy management
- Uninterruptible power supply (UPS) system design
- Solar power design
- Generator design