IS&T Project Management & Infrastructure Consulting

Technology delivery for complex capital projects and industrial operations.

Commercial Applications Pty Ltd partners with mining, energy, and infrastructure organisations to plan, deliver, and stabilise the IT and OT environments their projects depend on — from greenfield capital builds through to operational handover.

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About

Three decades of project delivery, built on a family business.

Commercial Applications Pty Ltd was established as an independent consulting business and is today led by Sean Smith, who brings over 25 years of Information Systems & Technology (IS&T) project management and infrastructure delivery experience across the global mining, energy, and capital projects sector.

25+years of IS&T & infrastructure delivery
10+major capital projects delivered
4continents of project experience
Services

What we deliver

A practical blend of project management discipline and hands-on infrastructure delivery, applied to environments where reliability and operational readiness matter most.

IS&T Project Management

Budgeting, scheduling, governance, and delivery oversight for technology programs embedded within major capital projects.

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Infrastructure Architecture & Delivery

Design and deployment of networks, compute, communications, and site infrastructure across remote and multi-site operations.

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Identity & Cybersecurity Foundations

Domain consolidation, identity platforms (AD / Entra ID / SSO), firewalls, conditional access, and MDR/XDR deployment.

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Post-Acquisition Integration

Stabilising and consolidating IT environments following acquisition, across greenfield, brownfield, and legacy contexts.

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Process & Business Improvement

Lean Six Sigma-led process design, business analysis, and reporting frameworks that align systems with operational outcomes.

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Operational Technology Integration

Bridging OT and enterprise systems so operations, engineering, and corporate functions share consistent, reliable data.

Track Record

Selected project experience

Engagements spanning major capital project execution through to operational infrastructure stabilisation, delivered for tier-one operators and EPC contractors.

2017 – Present

Infrastructure & Systems Architecture

Mining & Industrial Operations, Australia

Led infrastructure stabilisation, uplift, and post-acquisition integration across multiple multi-site mining operations, including network and security uplift, VMware platform migration, and underground operational technology design for projects including Fitzroy Coal, Cowal Underground, a Tasmanian mine restart, and Clean TeQ.

2013 – 2017

Project Systems & Infrastructure

Rio Tinto — Oyu Tolgoi Underground Project, Mongolia

Developed IS&T work packages, budgets, and schedules for project readiness, and delivered the Project Electronic Approval Tool (PEAT) — a web-based digital approval system that removed geographic bottlenecks from the procurement approval process.

2010 – 2013

Business Improvement & Six Sigma Black Belt

Bechtel — APLNG and Caval Ridge Coal Projects

Delivered enterprise-level process improvement programs including RFID-enabled materials management, workforce competency systems, and Lean/DFSS initiatives, while training and mentoring over 150 personnel.

1994 – 2010

Global IS&T Project Delivery

Bechtel — Worsley, Sohar, Goro Nickel & North American Projects

Led IS&T delivery for signature capital projects across Australia, Oman, New Caledonia, and North America, including site communications, radio systems, business systems deployment, and disaster recovery.

Credentials

Standards & certifications

PRINCE2 Practitioner PMI Member Lean Six Sigma Black Belt Six Sigma Master Yellow Belt BCS Chartered Institute for IT Bachelor of Information Technology

Let's talk about your project

For consulting enquiries, get in touch with Commercial Applications Pty Ltd.