Principal Mechanical Engineer

KBR, Inc.

. Lead the design and delivery of mechanical building services solutions across Defence and secure infrastructure projects from concept through detailed design and construction support .

Posted 9/17/2026full-timeRemote • AustraliaLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mechanical building services design and delivery, with a strong focus on HVAC systems, multidisciplinary project management, and stakeholder engagement within the Defence sector. Holds a Bachelor's degree in Mechanical Engineering and possesses or is working towards Chartered Engineer status.

Highest-signal resume keywords

Mechanical Building Services DesignHVAC Design PrinciplesProject ManagementStakeholder EngagementChartered Engineer (CPEng)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mechanical Systems DesignBuilding Automation InterfacesEnergy-Efficient Design SolutionsTechnical Report PreparationEngineering Assessments

Soft Skills

Communication SkillsMentoringCollaboration

Certifications & Qualifications

Baseline Security ClearanceBachelor's Degree in Mechanical Engineering

Industry Keywords

Defence InfrastructureMultidisciplinary Project TeamsSustainability OutcomesAustralian StandardsComplex Built Environment

About the role

Key responsibilities & impact

Lead the design and delivery of mechanical building services solutions across Defence and secure infrastructure projects from concept through detailed design and construction support
Provide technical leadership for HVAC, ventilation, chilled and heating water systems, building automation interfaces, specialist Defence facility services, and energy-efficient design solutions
Act as lead mechanical discipline engineer on major multidisciplinary projects, ensuring technical excellence, quality, and compliance with Defence requirements, Australian Standards, and project specifications
Manage mechanical project deliverables, resources, budgets, and programme requirements
Develop and maintain relationships with Defence clients, project stakeholders, contractors, and external consultants
Prepare and review technical reports, specifications, calculations, design documentation, and engineering assessments
Mentor and support engineers, designers, and graduates
Collaborate with electrical, civil, structural, hydraulic, and other specialist disciplines to deliver integrated engineering solutions

Requirements

What you’ll need

Extensive experience delivering mechanical building services projects, ideally within the Defence market; experience across government, infrastructure, transport, health, or other complex built environment sectors also considered
Proven experience working within multidisciplinary project teams and managing technical delivery on large-scale projects
Strong knowledge of mechanical building services systems, HVAC design principles, and Defence infrastructure requirements
Experience delivering projects involving complex mechanical systems, sustainability outcomes, and technically challenging operational environments
Excellent stakeholder engagement, communication, and project management skills
Ideally holds a Baseline Security Clearance, or has the ability to obtain and maintain one
Bachelor's degree in Mechanical Engineering (or equivalent)
Chartered Engineer (CPEng) or the ability to obtain chartership

Benefits

Comp & perks

Industry leading salaries reviewed annually.
20 Days of annual leave per year + the ability to accrue an additional 8 hours every 4 weeks (33 days in total)
Flexible work arrangements (start/finish times, WFH, Flex time)
Salary packaging and novated leases
Paid professional membership fees
Life/Health insurance discounts
Employee stock purchase plans
Paid parental leave
Personal career development plans
Growth and promotion opportunities