Senior/Principal Designer (Heavy Machinery)

About the role

KBR is expanding its national capability and seeks a Senior/Principal Designer to join the Adelaide team, delivering complex engineering solutions for industrial and defence sectors. The role involves leading multidisciplinary projects and shaping technical outcomes in a collaborative environment.

Key responsibilities

• Lead the design and delivery of heavy‑machinery systems such as conveyors, cranes, and material‑handling equipment.
• Develop and review 3D models and detailed drawings using AutoCAD Plant 3D.
• Ensure designs comply with engineering standards, codes and project requirements.
• Coordinate design inputs across mechanical, structural and electrical disciplines.
• Provide technical leadership and mentorship to junior designers and drafters.
• Review engineering specifications, vendor data and technical documentation.
• Contribute to design reviews, risk assessments and constructability reviews.
• Support client engagement, technical discussions and project coordination meetings.
• Assist with site activities, including inspections and technical verification where required.

Required profile

• 8+ years’ experience in design and drafting of heavy‑machinery systems.
• Proven experience designing conveyors, cranes or similar industrial equipment.
• Strong proficiency in AutoCAD Plant 3D (mandatory).
• Experience with additional CAD tools such as Revit (advantageous).
• Demonstrated ability to lead design activities and coordinate across disciplines.
• Strong understanding of engineering standards, compliance and safety requirements.
• Ability to operate effectively in complex, multidisciplinary project environments.
• Clear communicator who builds strong relationships and thrives in a team‑focused culture.

Required skills

• AutoCAD Plant 3D
• Revit

What we offer

• Supportive, people‑first environment with opportunities to grow, lead and innovate.
• Work on high‑profile industrial and defence projects.
• Industry‑recognised technical leadership and expertise.
• Flexible working arrangements.
• Strong wellbeing and team culture.
• Clear pathways for leadership or technical advancement.