Rockflow's business strategy is centred on the provision of technical excellence and high quality client service. The measure of our success is client retention and staff retention.

Rockflow's business strategy is centred on the provision of technical excellence and high quality client service. The measure of our success is client retention and staff retention.

We seek to recruit and retain very high calibre industry professionals with a proven track record. Our goal is to provide career satisfaction and reward by maximising the returns to every member of the team.

This is achieved by making sure everyone has a highly incentivised remuneration scheme. The business is governed by a transparent constitution and managed in an open and consensual way where everyone's views are heard.

For those attracted by the challenges of our industry and the opportunities offered by Rockflow our current positions can be viewed here or by contacting

  • We are looking for a Principle Reservoir Engineer (London Paddington or Haslemere, Surrey offices

    Applicants invited who are highly entrepreneurial, have a minimum of 15 years' industry experience, and a broad technical reservoir engineering background, preferably including work with a major operator followed by consultancy. Maturity and expert technical capability to influence clients at a senior level is key. This is an exciting and challenging opportunity where top performance is valued and rewarded with a highly incentivised performance pay structure. Our flexible business model is run with an egalitarian co-operative style with shared ownership where the management team is elected democratically by the workforce on a 3 yearly basis. Full equity Partnership is on offer to the right candidate. Business is driven predominately from repeat and referral work and all players are active in driving reputation, awareness and above all technical excellence and client satisfaction.

    Rockflow works on complex high value client problems where success requires expertise and clear, concise decision-making. Working as an individual or part of an integrated team, we deliver consultancy across all stages of asset lifecycles.

    Responsibilities: Working as part of an integrated Team, the role will encompass a broad range of activities including:

    Perform reservoir engineering studies for field development planning and optimisation.

    Conduct independent audits of assets/portfolios to industry standards.

    Create production forecasts and recovery forecasts.

    Undertake due diligence evaluations for asset acquisition

    Perform reserves & resources audits to SPE, SEC or COGEH standards.

    Provide expert opinion on third party reserves reports and operator development plans.

    Act as Expert Witness in legal disputes, or as the Expert in Expert Determinations.

    Manage all aspects of client liaison and reporting for your specific projects.

    Work as part of the team in relation to integrated studies.

    Strive to deliver projects on-time, within budget and to the highest level of professionalism feasible – drive technical excellence throughout.

    Establish, maintain and develop client relationships, promoting the Company's reputation and capabilities to current and potential clients.

    Be proactive in developing new business opportunities.

    Be proactive in developing your technical capabilities, in keeping abreast of industry practices and technologies, and also in the capture and sharing of knowledge and best practices across the Company.

    Attend relevant industry events to represent and promote the Company's services.

    The key to this role is having a broad reservoir engineering background, combined with the desire to succeed in a dynamic and co-operative consultancy practice sharing in the Company's profits.


    It is essential the successful candidate will have:

    A degree in Petroleum Engineering or related subject, preferably supplemented with an MSc or PhD in Petroleum Engineering.

    A minimum of 15 years oil and gas industry experience.

    Experience working with a large operator desired as is working with a smaller player or consultancy house.

    Proven experience in some of the following areas of reservoir engineering desired:

    Resource and asset evaluations

    Oil and gas field production forecasting using classical reservoir engineering techniques material balance modelling and dynamic simulation modelling.

    Hydrocarbon recovery mechanisms and recovery factor estimation.

    Field Appraisal and Development Planning.

    Reserves Reporting or Auditing.

    Due diligence studies.

    Field operations

    Competent user of reservoir engineering software; the Company uses an array of industry standard software such as Eclipse, Petrel, Prosper etc.

    Previous technical lead experience with the ability to scope, manage and/or carry out project independently or as part of an integrated team.

    Strong business and commercial acumen.

    Excellent communication skills in written and spoken English.

    Ability to support and drive technical excellence.

    Strong interpersonal skills – the ability to maintain and build strong relationships with clients and work colleagues.

Call us

+44 (0) 1428 776 510 | LinkedIn

Find us

1 Bernay House, Lower Street, Haslemere, GU27 2PE, United Kingdom
19 Eastbourne Terrace, Paddington, London, W2 6LG, United Kingdom