Senior Integration Engineer

JobsCloseBy Editorial Insights

Pacific National is seeking a Senior Integration Engineer to lead a high-profile Oracle SOA to Azure Integration Services migration from the Strategy and Technology team in North Sydney on a 12-month onsite contract. You will be the senior technical authority for design, delivery and governance of cloud-native integration solutions, defining architecture, patterns and standards, and mentoring internal teams while migrating real-time services and messaging flows to Azure. The role requires hands-on experience with Azure Integration Services, strong CI/CD and security skills, and a track record delivering large-scale modernization or legacy-to-cloud projects. To apply, tailor your CV to showcase Oracle SOA to Azure migrations, leadership moments, stakeholder collaboration and measurable outcomes, and highlight security, IaC, and observability capabilities; demonstrate readiness to work onsite in North Sydney and alignment with Pacific National values.

Senior Integration Engineer

• Lead a major cloud transformation project
• Shape the future of integration architecture at Pacific National
• 12-month contract based in North Sydney
• Safely Every Day — That’s Our Promise

Join Pacific National – Australia’s largest private rail freight operator

Every day we transport millions of tonnes of critical freight around the country for our customers. We haul coal, intermodal containers, steel, and bulk commodities that keep Australia moving.

An exciting opportunity has become available for a Senior Integration Engineer to join our Strategy & Technology team based in North Sydney.

What You’ll Do

In this role, you will act as the senior technical authority on a high-profile Oracle SOA to Azure Integration Services migration project, driving the design, development, and delivery of modern cloud-native integration solutions while mentoring internal engineering teams and establishing best-practice technical standards.

Reporting to the IT Project Manager, IT Business Applications, you will:

• Lead the end-to-end design, build, and delivery of Azure Integration Services solutions.
• Define technical architecture, integration patterns, frameworks, and engineering standards.
• Lead the migration and modernisation of Oracle SOA integrations, including real-time services, messaging flows, and schedulers.
• Develop cloud-native solutions using Azure Integration Services, including Logic Apps, Functions, API Management, Service Bus, and event-driven architectures.
• Drive engineering excellence through CI/CD, automation, observability, secure coding, and testing practices.
• Provide technical leadership, mentoring, and knowledge transfer to internal engineering teams.
• Partner with architects, engineers, and business stakeholders to influence technical outcomes and integration strategy.
• Document architecture decisions, standards, and operational runbooks to support long-term sustainability.
• Identify and mitigate technical, delivery, and operational risks while ensuring solutions meet governance, security, and compliance requirements.

What You’ll Bring

We're looking for a highly capable integration professional who combines deep technical expertise with leadership and stakeholder engagement skills.

You will ideally have:

• 5-10 years' experience designing, building, and delivering enterprise integration solutions.
• Strong hands-on experience with Azure Integration Services or equivalent cloud-native integration platforms.
• Experience leading technical direction, making architecture decisions, and mentoring engineering teams.
• Proven success delivering large-scale integration modernisation or legacy-to-cloud migration projects.
• Strong understanding of integration architecture, API-led design, messaging, and event-driven solutions.
• Practical development experience across technologies such as Java, C#, JavaScript/TypeScript, .NET, REST APIs, scripting, CI/CD pipelines, and related integration technologies.
• Experience with Azure DevOps, GitHub, Infrastructure as Code (Bicep/Terraform), and modern engineering practices.
• Strong understanding of security principles including OAuth2, JWT, mTLS, identity management, and zero-trust concepts.
• Ability to influence stakeholders and communicate complex technical concepts effectively.
• Experience with Oracle SOA, ESB, or other legacy integration platforms.
• Tertiary qualification in Information Technology, Computer Science, Software Engineering, or a related discipline; or equivalent combination of relevant industry experience and technical expertise.

Why join us?

At Pacific National we value the contribution of each team member. Our values underpin our commitment to create an inclusive culture where everyone is accepted.

Some of the benefits we offer are:

• Paid parental leave
• Novated Leasing
• Fitness Passport
• Purchase leave program
• Access to EAP program through Sonder

We live by our Values: Make it Simple, Share More, Kindness, Gratitude, Curiosity, and Own It – helping us build strong connections and do our best work every day.

Ready to deliver what matters?

Click ‘Apply Now’ and start your journey with Pacific National.

Learn more at https://www.pacificnational.com.au/careers

Pacific National acknowledges the Traditional Custodians of the land on which we work live and rail.