Estimator

We are? 

We are EnerMech, a specialist service company that delivers safe, integrated solutions for complex energy projects.

For over 50 years, we’ve been energizing our clients across the world with unrivalled expertise, equipment, and technology that supports the entire asset life-cycle – offshore and on land. We enable progress through our three global business lines: Energy Solutions, Infrastructure & Industrial Solutions, and Lifting Solutions. Within these areas, we offer a wide range of services, including cranes, lifting, fluid power, training, equipment rental, pipeline and subsea, process, and valves – all designed to help our clients optimize performance, enhance reliability, and improve efficiency.

With a focus on operational excellence, we deliver value through our customized integrated solutions.  This approach reduces risk and enhances efficiencies making us a leading and trusted partner every step of the way.

We are seeking an experienced Estimating Subject Matter Expert (SME) to join our team in Henderson, Western Australia. This is a pivotal position responsible for leading the development of high-quality cost estimates, providing commercial insight, and supporting strategic bid activities across complex projects and tender opportunities. 

As the organisation's estimating authority, you will partner closely with Operations, Engineering, Commercial, Finance, Procurement, and Legal teams to deliver accurate, transparent, and competitive estimates that support informed business decisions and sustainable growth. 

If you thrive in a fast-paced bid environment, enjoy turning complex opportunities into winning commercial strategies, and have a passion for mentoring others, we'd love to hear from you. 

About the Role 

The Senior Estimator will be accountable for the end-to-end development, review, presentation, and approval of project estimates while providing commercial analysis and strategic input throughout the tender lifecycle. 

You will play a key role in maintaining estimating standards, improving estimating capability across the business, and ensuring estimates are robust, defendable, and aligned with organisational processes and objectives.

Key Responsibilities 

Estimating Leadership 

• Lead the preparation and development of detailed project estimates to required levels of accuracy and detail. 

• Analyse tender documentation, specifications, scopes of work, and project requirements. 

• Develop, document, and manage the Basis of Estimate (BOE) process. 

• Facilitate and chair estimate review sessions and approval workshops. 

• Present estimates and supporting documentation to internal approval committees. 

• Develop estimating strategies and plans for major tender opportunities. 

• Plan, schedule, and lead estimate reviews and bid presentations. 

• Ensure compliance with internal estimating processes, procedures, and governance requirements. 

• Promote the use of standard estimating systems, tools, and methodologies. 

• Proactively manage bid timelines and maintain visibility of progress across stakeholders. 

• Support the ongoing maintenance of estimating databases, productivity benchmarks, escalation indices, and historical cost information. 

• Mentor and develop estimating team capability through coaching, guidance, and technical support. 

Cost Analysis & Commercial Insight 

• Produce detailed cost analysis and reporting to support business decisions and approval outcomes. 

• Liaise with Engineering, Procurement, Finance, Legal, Tax, Operations, and external suppliers to develop accurate project cost models. 

• Act as the custodian of estimate accuracy, transparency, and cost visibility. 

• Develop and maintain standard labour rates for white-collar and blue-collar resources. 

• Produce location-based resource rate cards and benchmarking data. 

• Conduct detailed productivity, quantitative, and cost analysis. 

• Participate in contract rate reviews and repricing exercises. 

• Develop cost models and pricing structures from customer value propositions. 

• Maintain benchmarking databases and market intelligence to support future opportunities. 

Commercial Strategy & Bid Support 

• Develop detailed cash flow and financial models. 

• Evaluate supplier and subcontractor quotations. 

• Conduct qualitative and quantitative risk assessments. 

• Perform tender and project SWOT analyses. 

• Develop innovative and commercially competitive pricing strategies. 

• Support tender clarification processes, reviewing operational, legal, and commercial deviations and providing recommendations. 

• Conduct Win/Loss Analyses (WLA) with clients and stakeholders to drive continuous improvement. 

• Lead project handovers for awarded contracts, ensuring smooth transition from bid phase to project execution. 

Requirements

About You 

To be successful in this role, you will bring: 

Essential Experience 

• Proven experience as an Estimator with Mechanical, Electrical, or Industrial experience

• Significant experience in estimating, commercial analysis, quantity surveying, project controls, or cost engineering roles. 

• Proven experience developing and reviewing estimates for complex projects, tenders, or programs. 

• Strong understanding of estimating methodologies, cost modelling, benchmarking, and risk analysis. 

• Demonstrated ability to influence senior stakeholders and present commercially sound recommendations. 

• Experience working within multidisciplinary project environments. 

• Advanced analytical and problem-solving skills. 

• Strong communication, presentation, and stakeholder engagement capabilities. 

• High attention to detail with a commitment to accuracy and quality. 

Desirable 

• Experience within Defence, Marine, Shipbuilding, Engineering, Construction, Infrastructure, Resources, or Industrial sectors. 

• Knowledge of tendering and contracting frameworks. 

• Experience developing cash flow models and business case analysis. 

• Familiarity with estimating software and project controls systems. 

• Tertiary qualifications in Engineering, Quantity Surveying, Commerce, Finance, Construction Management, Project Management, or a related discipline. 

Benefits

Why Join Us?

• Work on high-profile and technically complex projects.
• Be recognised as a key technical and commercial leader within the business.
• Collaborative and supportive team culture.
• Opportunity to influence major tender and business growth decisions.
• Professional development and career progression opportunities.
• Convenient Henderson location with onsite parking.

Apply Now

If you're a commercially minded estimating professional who can combine technical expertise with strategic thinking and wants to play a critical role in winning and delivering major projects, we'd love to hear from you.

Apply today and help shape the future success of our projects and bids.

Why EnerMech?

When you join EnerMech, you're joining a company that values expertise, encourages innovation, and supports its people. You’ll be part of a collaborative team that’s focused on delivering results – safely, efficiently, and with integrity.

Ready to energize your career? Apply now and be part of something bigger.

EnerMech is dedicated to fostering a diverse and inclusive organisation. We believe that diversity enriches our team, and we welcome applications from candidates of all backgrounds, cultures, and identities.