Share this Job

Deputy Casebook Manager


Seoul, Seoul Capital, KR, G344+JW Tokyo, Tokyo, JP, 100-0005


RWE Renewables, (To be based in either Seoul, Tokyo or Taipei Office)

To start as soon as possible, Full time, Permanent


Functional area: Project Development 





In this role you will initiate and lead the business case development, optioneering and optimisation of early stage offshore wind development projects across the globe. You will work within the project’s early stage development and bid workstream to determine and evaluate an envelope of windfarm configurations and early scenario business cases, determine trends, analyse trade-offs and identify most effective options. You will collate, acquire and generate business intelligence in order to provide strategic direction for the project and the continuous optimisation of its business case. You can expect to support floating wind and green hydrogen project’s as well as fixed bottom offshore wind. Working closely with the bid manager, engineering teams, commercial and finance functions you will support bid submissions during competitive tenders and associated bid workstream activities.


Key Responsibilities:


  • Drive and analyse the business case development, optioneering and optimisation of early stage offshore wind development projects with peer support from Casebook and Senior Casebook Managers.
  • You will act as a Buddy and help to onboard and train junior Casebook Managers.
  • Co-ordinate across the project team the Casebook: a structured overview of all relevant project business cases assumptions.
  • Determine and evaluate an envelope of cases, determine trends, analyse trade-offs and identify most effective options.
  • Contribute to the identification of strategic levers and implementation thereof into the project’s business case to increase the competitiveness and deliverability of the bid.
  • Support each project with optimal wind farm concept selection and optimization through economic analysis of design options
  • Be responsible for site prospecting; including coordination of all inputs to enable ranking of possible site locations.  Holistic risk and opportunity analysis of site options (e.g. permitting, grid access. Calculation of LCOEs to enable comparison of prospective sites.
  • Support bid workstream development to prepare and submit tender documentation and bid(s) ensuring submissions achieve compliance with the tender regulations and internal governance processes.
  • Ensure best practice approaches, tools are shared across and transferred into bid projects. 


Your Experience & Skills:


  • Fluency in spoken and written English and minimum one additional language in Mandarin, Korean or Japanese.
  • Degree in business administration, engineering, renewable energy or similar numeric subject is expected.
  • Track record of relevant professional experience in projects which should include developing business cases, optioneering, data analysis.  
  • Flair for handling & manipulating data to forecast, derive trends and test sensitivities.
  • Interest in offshore wind tenders, business growth & competitive appetite.
  • Excellent communication skills with proven ability to persuade, challenge and build credibility based on personally derived recommendations.
  • 2-3 years relevant work experience in offshore wind or related Levelised Cost of Energy calculations is expected.
  • Hands-on experience of optioneering in offshore wind industry is an advantage.
  • Computational literacy including handling large data sets is mandatory. Proficiency in VBA modelling or similar would be advantageous.
  • General understanding of the components of offshore wind assets including cost drivers and key risks and opportunities is desirable.
  • Ability to develop tools, processes and facilitate best practice & knowledge sharing. 
  • Any previous experience in floating wind or offshore green hydrogen would be advantageous.
  • Appetite to take personal responsibility for driving own development & career growth, broadening your professional competencies, skills and own learnings across commercial, technical, legal and policy fields.
  • A flexible approach as some international travel and attending meetings outside home time zone can be expected.


Apply now with just a few clicks: ad code 79444.  

Any questions? Contact in Recruiting: Seiji Miyaki (


We look forward to meeting you!


We value diversity and therefore welcome all applications, irrespective of gender, disability, nationality, ethnic and social background, religion and beliefs, age or sexual orientation and identity.


Of course, you can find us on LinkedIn, Twitter and Xing, too.


RWE represents change, innovation and sustainability. As one of the world’s leading generators of electricity from renewable energy sources, we aim to be carbon-neutral by 2040 and to enable a sustainable life for people around the world. To achieve this, we are looking for dynamic and motivated people to join us in creating a sustainable and secure energy future.

RWE Renewables GmbH, based in Essen, Germany, is RWE’s youngest subsidiary and one of the world’s leading companies in the field of renewable energies. With an international team of around 3,500 employees, we are drivers of the energy transition – and provide electricity for a sustainable life. Our total capacity of more than 9 gigawatts results from onshore and offshore wind parks, photovoltaic plants and battery storage. We focus on growth: on the American continent, on the European core markets and on new markets in the Asia-Pacific region.




Job Segment: Sustainability, Business Intelligence, Data Analyst, Compliance, Manager, Energy, Data, Technology, Legal, Management