Medical Billing jobs in Perth WA

Water Corporation is recognised globally for our performance and innovation to secure water supplies for Western Australia in a changing climate. We’re driven to manage water services sustainably to make WA a great place to live and invest. A role at Water Corporation can unlock the door to ongoing long term career development opportunities; we also support training and development, flexible work arrangements, health and lifestyle programs and generous company benefits. If you share our commitment, then consider Water Corporation as the next step in your career.

About the role:

We are seeking an experienced Business Analyst to join our Customer Billing Operations. This role plays a critical part in identifying opportunities for business improvement, supporting project delivery, and ensuring strategic initiatives deliver measurable outcomes for our customers and the business.

Working across a diverse portfolio of projects and operational improvement initiatives, you will partner with business stakeholders to understand challenges, define requirements, analyse data, map business processes, and design practical solutions that enhance customer experience, improve operational performance, and deliver sustainable business benefits.

Who are we?

When you join Water Corporation, you play an important role for the people of WA. Our services are essential for life - everyday, millions of Western Australians rely on us to deliver and manage water across our state. If you’re driven to make a meaningful contribution, you’ve come to the right place.

Real benefits that matter

• Real flexibility with options to work from home up to 2 days per week, 9-day fortnight, flexible work hours.
• Two well-being days each year to do whatever you need to do to feel good
• Access to long service leave pro rata after 3 years of service
• Take advantage of our co-contribution superannuation scheme. Receive a 12% employer contribution and enjoy an additional 2% employer co-contribution when you elect to salary sacrifice 2%.
• Purchase additional leave of up to 12 weeks or work 4 years at a reduced salary and take the fifth year off as paid leave
• Aboriginal and Torres Strait Islander cultural and ceremonial leave of up to 5 days so you can maintain your cultural connection and wellbeing.

What the role will involve:

• Lead business analysis activities across a portfolio of projects and business improvement initiatives.
• Facilitate workshops and engage with stakeholders to understand business needs, challenges, and opportunities.
• Develop current-state and future-state process maps and identify opportunities for optimisation.
• Analyse operational and performance data to generate insights and recommendations.
• Conduct impact assessments and support organisational change initiatives.
• Partner with project managers, operational leaders, and subject matter experts to ensure solutions are successfully implemented.
• Contribute to continuous improvement practices, governance, and project management standards.

About you

You are a skilled Business Analyst who enjoys solving business problems, influencing stakeholders, and turning ideas into practical outcomes. You will bring:

• Demonstrated experience as a Business Analyst or Business Improvement Analyst.
• Strong business process mapping and process improvement experience.
• Experience eliciting, documenting, and managing business requirements.
• Strong analytical and problem-solving skills with the ability to interpret complex data and identify actionable insights.
• Experience facilitating workshops and engaging with a broad range of stakeholders.
• Experience working in project, PMO, transformation, or operational improvement environments.
• Advanced Excel and data analysis skills.
• Exposure to Lean, Six Sigma, Agile, or other continuous improvement methodologies would be highly regarded.

Sound like a match? Apply today

If you are interested in the above opportunity, please submit a covering letter and resume that best demonstrates your skills and experience as well as your ability to meet the requirements of the role.

As part of the recruitment process you may be required to complete pre-employment screening which may include a medical, qualification check, police clearance and Australian working rights check.

Applications close on 09 November 2026

We reserve the right to withdraw this ad prior to the closing date.

Our commitment to a diverse and inclusive workplace:

Diversity and inclusion are more than words. They guide us on building a thriving workforce that reflects the diversity of our customers and our community.

We encourage applications from every background, including Aboriginal and Torres Strait Islander people, people with disability, women, youth, LGBTQIA+ folks and people from culturally and linguistically diverse backgrounds.

We are committed to ensuring an accessible and inclusive work environment to enable people with disability to participate fully in all aspects of employment.

Applicants with disability who require adjustments during the recruitment process including an alternative format of the application form, can contact a Recruitment Officer at recruitment@watercorporation.com.au or 08 9420 2000.

To read our diversity and inclusion statement, please visit our website