About DT Infrastructure

DT Infrastructure is a trusted provider of engineering and construction solutions that unlock opportunities for our clients, communities and people. Specialising in Defence, transport and infrastructure, we offer a unique synergy of local expertise in complex projects and the global perspective of our multinational parent company, Gamuda Berhad. Through engineering innovation, collaborative contracting and leading sustainability practices we’re unlocking opportunities for a better tomorrow.

About the role

DT Infrastructure is seeking an experienced Project Administrator to join our growing Rail Division in Brisbane. Supporting the Senior Project Manager and project delivery teams, you will play a pivotal role in coordinating project administration, workforce support, procurement, logistics, and financial processes across major rail infrastructure projects. This is a fast-paced and varied position requiring strong organisational skills, attention to detail, and the ability to build effective relationships with both site-based and office-based stakeholders.

Key responsibilities include:

• Coordinate day-to-day project administration activities to support the successful delivery of rail infrastructure projects.
• Raise and manage purchase orders, process receipting activities, and maintain accurate financial and project records.
• Coordinate training bookings, workforce onboarding requirements, and site access accreditations.
• Arrange travel, accommodation, and vehicle bookings for project personnel as required.
• Procure and coordinate materials, consumables, and other project-related resources to support operational needs.
• Maintain project documentation within the Electronic Document Management System (EDMS), ensuring records, correspondence, and reports are accurately managed.
• Assist with workforce resourcing allocations and provide administrative support to project and operational teams.
• Provide general administration support and assist with blue-collar workforce management activities, including timesheet coordination, mobilisation requirements, and workforce record maintenance.

Experience and capabilities

• Certificate or Diploma in Business Administration or similar (highly desirable)
• General Construction Induction Card (White Card) (or willingness to obtain)
• 2–5+ years of administration experience within construction, engineering, infrastructure, or industrial sectors
• Proven experience supporting multi-disciplinary project teams and handling timesheet, docket, or financial administration
• Practical experience using EDMS tools (e.g., SharePoint, Aconex) and ERP/financial software (e.g., SAP, Jobpac, or equivalent)
• Advanced proficiency in MS Office 365 (Excel, Word, Outlook, Teams)

Why work for DTI

• Competitive pay that reflects your contribution: We reward performance and impact, with our remuneration benchmarked to market. 
• Purpose-driven careers in infrastructure: As we grow our presence in the renewable energy sector, DTI is also continuing to cement its position as a delivery partner of choice across rail, roads and Defence infrastructure projects. Our teams benefit from the variety of opportunities, applying their skills and experience across multiple sectors. 
• Fostering your development: We’ve developed a culture where continuous learning is front and centre of everything we do. Fostering the growth and development of our people is key to our success and ensuring that we are preparing the next generation of leaders is a core focus for our business.  
• Parental leave designed for the reality of family life: Our industry leading parental leave policies are centred on flexibility to support modern family life, because at DTI, little families are a part of our one big family. 
• Flexibility that works for you and for us: We acknowledge that everyone’s needs are different in striking the right work-life integration. Whether it’s hybrid working, adjusted hours, job sharing or balancing family commitments, we’ll work together to make it work. 

DT Infrastructure is committed to building a diverse and inclusive workplace that champions opportunity and respect. Our focus on inclusivity is active and ongoing. Women, people of Aboriginal or Torres Strait Island descent and former members of the Australian Defence Force are encouraged to apply.

Visit www.DTInfrastructure.com.au to explore how DTI can support your career progression, unlock personal advantages and apply for our opportunities.

How to apply

If you are looking to make a meaningful impact and join our team, we would love to hear from you. Please submit your updated CV online to be considered for this role.   
 
If you have any questions or issues submitting your application, please reach out to careers@dtinfrastructure.com.au