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Career opportunities

Thank you for your interest in a role at Castalia. We recruit and onboard new team members quarterly, and the next round of career opportunities will be posted by 5 July 2024 (for a 3 October 2024 start date).

In the meantime, please feel free to submit your materials to our talent pool using the link below. We will notify you if we have an opportunity that may be a good match.

Submit your interests here.

Unlocking the Power of Partnerships to Tackle Water and Energy Losses

Climate funds have great potential to improve the efficiency of underperforming water utilities. Castalia developed a concept for a Climate Fund for Water and Energy Efficiency Performance-based Contracts (PBCs).  
September 15, 2023/by admin

The Impact of LNG on El Salvador’s Energy Transition and Economic Development

Climate funds have great potential to improve the efficiency of underperforming water utilities. Castalia developed a concept for a Climate Fund for Water and Energy Efficiency Performance-based Contracts (PBCs).  
October 13, 2023/by admin

Tapping into the Next Geothermal Frontier

Climate funds have great potential to improve the efficiency of underperforming water utilities. Castalia developed a concept for a Climate Fund for Water and Energy Efficiency Performance-based Contracts (PBCs).  
December 1, 2023/by admin

USTDA Grant Application for 75MW Solar Project, South Africa

Castalia successfully submitted an application for Pele Green Energy to be awarded a $1.1 million grant from USTDA. Pele Green Energy wants to build a 75MW solar photovoltaic power plant in the Free State, South Africa, to help the national utility, Eskom, which urgently needs to increase the country’s supply of energy.
June 21, 2019/by sophie

Utility-Scale Solar PV Transaction Advisory, Bermuda

Castalia advised the Government of Bermuda on a transaction for a 6MW solar PV project and helped the project reach financial close. The government had identified a potential site for a large-scale renewable energy project on public land but didn’t have experience designing and running a competitive tender for renewable power.
July 18, 2019/by Site Admin

The World Bank published the Utility of the Future report following Castalia’s work on the UoF diagnostic tool and methodology.

April 15, 2021/by admin

Valuation of Provo Water Company Shares, Turks and Caicos

Castalia valued the shares of the Government of the Turks and Caicos Islands in the Provo Water Company. The Government of the Turks and Caicos needed to determine the fair value of its shares in the Provo Water Company, for the purposes of sale to another, private, shareholder.
June 19, 2019/by sophie

Valuing Contact Energy for an Investor, New Zealand

Castalia advised an international strategic investor on its bid for a controlling stake in Contact Energy, one of New Zealand’s biggest energy providers. Our client needed a deep understanding of pricing, regulation and market rules in order to value Contact Energy.
November 7, 2019/by Site Admin

Valuing Independent Schools, Australia

Castalia calculated the net economic benefits of independent schools, and the fiscal savings they enable, in the State of New South Wales, Australia. The New South Wales Government was threatening to reduce its contribution toward the costs of independent schools in the state.
June 21, 2019/by sophie

Jonathan Walters interviews ACWA about the DEWA 700MW CSP Project

Jonathan Walters interviews Paddy Padmanthan about the DEWA 700MW CSP Project
August 28, 2018/by rebecca

Water Management Assistance Contract, Haiti

Castalia assisted Haiti’s water agency DINEPA in preparing and running a transaction for a management assistance contractor to manage key utility functions in the capital. The 2010 earthquake destroyed Port-au-Prince’s water infrastructure. It was urgent to rebuild the system and assist the utility’s management.
July 18, 2019/by Site Admin

Water Resource Plan, Qatar

Castalia developed a strategy for optimal management of water resources as part of Qatar's National Development Strategy 2018-2022. Qatar’s over-abstraction of groundwater and high rates of desalinated water use were not environmentally or fiscally optimal.
July 18, 2019/by Site Admin

We look for candidates who are:

competent

Competent

We are experts in finance, economics, law, and policy applied to infrastructure, natural resources and social service provision. You’re a great fit for us if you can demonstrate excellent technical and analytical abilities, and if you’re willing to learn new skills.

creative

Creative

We’re passionate about solving the infrastructure and resource problems of the world in creative and innovative ways. We’re building a team that is insightful, resourceful and visionary. You’re a great fit for us if you’re a creative problem solver.

consistent

Consistent

Castalia is respected for the quality of our work. We’ve achieved this by being reliable, organized and efficient. You’re a great fit for us if you’re conscientious, reliable and keep your promises.

concientious

Conscientious

We’ve nurtured a culture of excellence, but we’re able to maintain it because our team is made up of disciplined self-starters. You’re a great fit for us if your passion and creativity is matched with discipline, commitment and follow-through.

committed

Committed

It takes focus and hard work to be successful. Solving the world’s most difficult problems is never easy! You’re a great fit for us if you want to put achievement of team goals above personal interests, know how to work in a team, and can persevere through set-backs.

collaborative

Collaborative

Consulting demands a lot from the individual and the team. We are looking for team members who are patient, approachable, good-natured and willing to work with others to solve big problems. You’re a great fit for us if you bring empathy, humility and excellent communication skills and would like to help the team achieve our mission.

Collectively, these are known as our ‘6 C’s’ and they encompass the qualities that lead to success at Castalia.

We look for candidates who are:

competent

Competent

We are experts in finance, economics, law, and policy applied to infrastructure, natural resources and social service provision. You’re a great fit for us if you can demonstrate excellent technical and analytical abilities, and if you’re willing to learn new skills.

creative

Creative

We’re passionate about solving the infrastructure and resource problems of the world in creative and innovative ways. We’re building a team that is insightful, resourceful and visionary. You’re a great fit for us if you’re a creative problem solver.

consistent

Consistent

Castalia is respected for the quality of our work. We’ve achieved this by being reliable, organized and efficient. You’re a great fit for us if you’re conscientious, reliable and keep your promises.

concientious

Conscientious

We’ve nurtured a culture of excellence, but we’re able to maintain it because our team is made up of disciplined self-starters. You’re a great fit for us if your passion and creativity is matched with discipline, commitment and follow-through.

committed

Committed

It takes focus and hard work to be successful. Solving the world’s most difficult problems is never easy! You’re a great fit for us if you want to put achievement of team goals above personal interests, know how to work in a team, and can persevere through set-backs and pain.

collaborative

Collaborative

Consulting demands a lot from the individual and the team. We are looking for team members who are patient, approachable, good-natured and willing to work with others to solve big problems. You’re a great fit for us if you bring empathy, humility and excellent communication skills and would like to help the team achieve our mission.

Collectively, these are known as our ‘6 C’s’ and they encompass the qualities that lead to success at Castalia.

Recruitment FAQs

  • Intern
  • Research Associate
  • Economics and Financial Analyst
  • Senior Analyst
  • Manager
  • Senior Management (Directors, Practice Leaders, CEO/COO/ED)
  • Corporate Services

We’re glad you’re interested in working with us. Please click on the job posting above and start your application.

Once we have screened for candidates, had the informational interview and we’re ready to start with interviews, we aim to have each candidate’s recruitment process completed in 2 weeks.

Informational interview:

This is an introductory interview with someone from the team you’re likely to work with. You have an opportunity to ask questions about Castalia, the work environment and the kind of work you can expect to do. You will also be asked general questions about yourself and your professional education and experience. After this you decide if this is the job for you and if you want to go through our formal assessment process. At this point we also give you feedback on whether we think you’d likely be a good fit for the role.

Team interviews:

These interviews are designed to test your knowledge, based on the position you are applying for. Your understanding and application of finance and microeconomics will be tested if you are applying to be part of our team of analysts. All candidates will have an interview to discuss Castalia’s 6Cs, which is a discussion about our values and the types of candidates we’re looking to hire.

Final interview

The final interview will be with a member from our Senior Management. It will cover all elements mentioned above. Managers and above will have an additional interview with the CEO.

We suggest that you read the following materials in preparation for the interviews. This is what we expect our team to know. If you’re unfamiliar with these concepts and the material, your application is unlikely to be successful.

Interview on microeconomics:

  • Basic Microeconomics, you’d want to brush up by reviewing an introductory microeconomic text book. The interview will typically cover the following areas:
    • Supply and Demand, price formation, market equilibrium
    • Utility maximization, profit maximization, equalization at the margin as a concept
    • Perfect competition model and monopoly models
  • A good Public Finance/Public Economics textbook should cover: these, e.g. Rosen’s textbook:
    • Part 1: Getting Started
      Chapter 1: Introduction
      Chapter 2: Tools of Positive Analysis
      Chapter 3: Tools of Normative Analysis
    • Part 2: Public Expenditure: Public Goods and Externalities
      Chapter 4: Public Goods
      Chapter 5: Externalities
      Chapter 6: Political Economy
      Chapter 7: Education
      Chapter 8: Cost-Benefit Analysis

Interview on finance:

The interview will cover:

  • Financial statement analysis
    • Reading and understanding financial statements (balance sheet, cash flow statements, income statements). You should know the differences, what information can be found on what statement, correct way to record transactions and interpret information from these statements, etc.
    • Calculating and comparing relevant financial ratios
  • Corporate finance – we suggest reviewing:
    • How to value companies including DCFs and calculating present value, WACC and the CAPM model
    • Capital structure and managing risk, financing versus valuation and key differences between debt and equity
  • The Corporate Finance textbook we recommend is written by Myers and Brealey. 

Myers, Brealey. Principles of Corporate Finance (11th Edition). New York: McGraw-Hill, 2014.

  • Part 1: Value
    Chapter 1: Introduction to Corporate Finance
    Chapter 2: How to Calculate Present Values
    Chapter 3: Valuing Bonds
    Chapter 5: Net Present Value and Other Investment Criteria
    Chapter 6: Making Investment Decisions with the Net Present Value Rule
  • Part 2: Risk
    Chapter 7: Introduction to Risk and Return
    Chapter 8: Capital Asset Pricing Model
    Chapter 9: Risk and the Cost of Capital
  • Part 3: Best Practices in Capital Budgeting
    Chapter 10: Project Analysis
  • Part 4: Financing Decisions and Market Efficiency
    Chapter 13: Efficient Markets and Behavioral Finance
  • Part 5: Payout Policy and Capital Structure
    Chapter 17: Does Debt Policy Matter
    Chapter 19: Financing and Valuation

Why choose Castalia?

Interested in learning more?

Interested in learning more?

Sustainable Water Augmentation Plan for the City of Cape Town, South Africa

Castalia helped the City of Cape Town develop a strategy that would ensure water supply in the event of another drought, using the framework of robust scenario planning. Cape Town residents were rationed to 50 liters a day when the City nearly ran out of water during a devastating drought. The City needed a long-term strategy.
June 19, 2019/by rebecca

Dar es Salaam Water Lease Dispute – ICSID, Tanzania

Castalia provided expert evidence and testimony when the United Republic of Tanzania was in arbitration proceedings with Biwater Gauff Ltd. over the expropriation of Dar es Salaam’s water and sewerage services. Biwater Gauff Ltd wanted to be awarded damages for the value of their investment in Tanzania, but the Government reasoned that the private water company had provided poor service and should not be compensated.
June 19, 2019/by sophie

Corporate Financial Strategy for Indonesia’s State Electricity Company, Indonesia

Castalia developed a sustainable corporate financial plan for PLN, Indonesia’s national power utility, including a new revenue model, and recommended legislative changes. PLN needs to finance a US$180 billion expansion of the electricity system. It relies on subsidy to cover the gap between legislated tariffs and the cost of service. The size of the subsidy that would be required in the future led financial markets to question the fiscal sustainability of the arrangement.
June 19, 2019/by rebecca

Financial Sustainability Strategy for Open Polytechnic, New Zealand

Castalia carried out a cost review of Open Polytechnic’s loss-making programs to identify eight least-profitable programs. The government-owned tertiary education institution wanted to become financially sustainable
June 19, 2019/by sophie

Expanding Water Supply in Informal Settlements in Jakarta, Indonesia

Castalia designed an incentive mechanism to enable the concessionaires serving Jakarta to profitably extend piped water service to poor unserved communities. Low-income communities in Jakarta relied on informal, expensive, and poor-quality water supply sources as they were not connected to the piped network.
June 19, 2019/by rebecca

Guardian Homes, New Zealand

Castalia calculated a rest-home operator’s market share if it purchased its competitor’s business assets. We concluded that its new market share would not be large enough to raise questions about reduced competition. Castalia’s client, a rest-home operator, wanted to purchase a competitor’s facilities and expand its business. The operator needed to know if the Commerce Commission would block the purchase due to concerns about reduced competition.
June 19, 2019/by sophie

Ophthalmologists’ Price-Fixing Prosecution, New Zealand

Castalia provided expert evidence in a successful case against anti-competitive behavior by ophthalmologists in New Zealand.
June 13, 2019/by Site Admin

Regulatory Framework for Sangster Airport Privatization, Jamaica

Castalia advised on a regulatory structure and price control formula so that Jamaica’s Sangster International Airport could be concessioned to a private operator. Jamaica wanted to bring in private capital and management to improve the airport at Montego Bay, and needed a regulatory regime to control pricing after the concession was let.
May 26, 2019/by Kelly Sutherland

Webinar: How Germany plans to phase out coal without losing all the coal jobs

A discussion about Germany's commitment to competely decarbonize its national energy system and how that could affect jobs in the power plants and save emissions.
May 2, 2019/by rebecca

Nigeria’s Rural Electrification Agency Launches Minimum Subsidy Tender for Mini Grids

Nigeria's Rural Electrification Agency issued an Invitation for Initial Selection for the first phase of a minimum subsidy tender.
April 24, 2019/by rebecca

World Bank publishes Water Utility Turnaround Framework

The World Bank publishes the Water Utility Turnaround Framework which was developed with a team from Castalia.
December 28, 2018/by rebecca

Jonathan Walters interviews ACWA about the DEWA 700MW CSP Project

Jonathan Walters interviews Paddy Padmanthan about the DEWA 700MW CSP Project
August 28, 2018/by rebecca