Architect – OT/IT Infrastructure

PM-Partners group is a specialist Project Management Consultancy. We have a unique way of running projects and providing training and advice, so our clients get the best results with less cost and risk. Each year we deliver over $3B of projects, train over 10,000 people, and help some of Australia’s leading brands improve their PMOs.

We are currently seeking an experienced Senior Architect to support a major rail maintenance and construction program.

This role will focus on leading the architecture, design, and integration of critical technology and infrastructure solutions across a large-scale operational rail environment.

Key Responsibilities

• Lead the end-to-end architecture and technical design across multiple infrastructure and technology workstreams within a complex rail program
• Define and oversee architecture solutions across core infrastructure domains including:
  •  Networks
  • Servers and compute infrastructure
  • Cloud services (primarily Azure)
  • Network connectivity
  • Proxy environments
  • WiFi and WAN infrastructure
  • Identity, access, and security services
• Provide architectural governance and technical direction across approximately 11 concurrent workstreams
• Work closely with Project Managers, technical delivery teams, vendors, and operational stakeholders to ensure aligned and scalable solutions
• Support integration between IT and Operational Technology (OT) environments within maintenance plants and operational rail facilities
• Ensure architecture alignment across infrastructure, security, operational resilience, and enterprise connectivity streams
• Contribute to technology roadmaps, solution standards, and architecture documentation

Ideal Background

• Strong Infrastructure / Enterprise Architecture experience within large, complex environments
• Previous experience within rail, transport, construction, utilities, or heavy industrial environments highly regarded
• Exposure to both IT and OT environments preferred
• Strong understanding of:
  •  Enterprise network infrastructure
  • Cloud platforms (ideally Azure)
  • Security, identity, and access management
  • Enterprise connectivity and integration solutions
• Experience working across large-scale infrastructure and transformation programs
• Ability to manage architectural dependencies across multiple concurrent workstreams
• Strong stakeholder engagement and communication skills, with the ability to influence both technical and non-technical audiences.

What we can offer you! 

• Culture: A fun, fast-paced, collaborative delivery environment
• People: A group of talented, experienced, and dedicated Consultants to work by your side with a dedicated Relationship Manager
• Passion: Ability to band together when under pressure to deliver first-class results to clients
• Transparency: Open-door policy
• Professional Development: On-the-job development and access to certifications in our Training practice
• Care and Support: Ongoing support and advice from experienced PM-Partners Consultants
• Knowledge: Access to PM-Partners Delivery and Advisory practices

If you feel you meet our selection criteria, please submit your resume to Paul Woodhead at PM-Partners via SEEK application or email –  paulw@pm-partners.com.au