Senior Commercial Advisor

As one of Australia's fastest-growing independent advisory firms, Sequana is home to almost 200 experts and an extensive network of contractors, delivering high-impact solutions across all major cities.
We work with both the private sector and government organisations to break the mould and redefine the future of Australia's major water, environment, and energy projects. We are committed to delivering exceptional results for our clients throughout all stages of a project and beyond.

Reporting to the
Director, Commercial, the Senior Commercial Advisor
will be at the forefront of shaping water infrastructure projects. You'll provide commercial and transaction advice from early investment decisions, business case development, through to procurement, contract execution, and delivery. This is your chance to make a real impact on high-profile, complex projects that matter.

What you do:

Commercial Advisory & Transactions

• Provide strategic commercial advice on water and public infrastructure projects across the full asset lifecycle, from planning to operations, to inform decision-making and manage risks.
• Support government clients in structuring and delivering complex procurements, including business cases, market engagement, delivery, and commercial model analysis.
• Lead or support transaction processes through procurement strategy, interactive procurement approach, bid evaluation, and contract negotiations.

Financial Advisory

• Build and review commercial/contractual financial models to inform investment decisions and evaluate commercial options.
• Conduct financial and commercial analysis to support value-for-money outcomes and risk assessment.
• Contribute to feasibility studies and business cases with both qualitative and quantitative insights.

Contracting & Negotiation

• Draft and review commercial principles, coordinate the legal input into the development of terms sheets, and contracts to align with project objectives.
• Lead or support negotiations to resolve complex commercial issues and secure favourable outcomes.

Stakeholder & Client Engagement

• Build strong, trusted relationships with government agencies, delivery partners, and key stakeholders.
• Collaborate across internal teams to align strategic advice, commercial frameworks, and project delivery.

Risk & Governance

• Identify and manage commercial, transaction, and procurement risks throughout project stages.
• Develop and implement risk mitigation strategies and maintain risk registers.

Who you are:

Candidates should possess:

• Tertiary qualifications or similar relevant qualifications.
• Minimum 8 years' experience in commercial advisory and/or transaction management, ideally within the water sector and major infrastructure projects.
• Proven ability to deliver commercial advice to support business case development.
• Experience in transaction management, procurement, and tender processes.
• Skilled in financial modelling and analysis.
• Strong negotiation skills with experience resolving complex commercial issues.
• Excellent communication skills, with the ability to convey complex ideas to diverse audiences.
• Strategic thinker with a solution-focused mindset and the ability to perform under pressure.
• Strong team player with a track record of collaboration in high-performing environments.
• Background in consulting and/or public sector is preferred.
• High level of integrity and professional ethics.

What it's like working at Sequana:

There are a ton of reasons why Sequana is an amazing company to work at, and here are some that we think you'll find most interesting

• Our culture
  -
  We have a wonderful team of brilliant high achievers built on a culture of empathy, collaboration, integrity, openness, and professional excellence. We attract the best in the industry who share our passion for the water, environment, and energy sectors and are willing to put in extraordinary efforts to deliver exceptional outcomes.
• Award-winning -
  We are an award-winning company – we have won 'Great Place to Work' awards across Australia.
• Exciting & meaningful projects -
  Sequana is on an exciting growth journey. Here at Sequana, you are seen as the expert and will have the opportunity to own projects end-to-end, and truly make a difference to the environment.
• Continuous learning/Professional Coaching -
  We celebrate continuous learning at Sequana and have a Sequana Academy, offering employees the opportunity to receive professional coaching services and training, with a focus on personal development.
• Compensation -
  We offer an attractive compensation package and a flexible work environment.
• Reward and recognition -
  We promote an environment of reward and recognition. At Sequana, you will be recognised for your efforts, and for each birthday & anniversary, we will celebrate you, and reward you for your contribution
• Diverse and inclusive environment -
  With our Social Impact and Belonging Committee, we promote an inclusive and diverse environment at Sequana and have many events and activities that truly make Sequana a 'Great Place to Work.'