Lead Process Engineer

io consulting is looking for experienced Lead Process Engineers to join our growing team and play a key role in delivering technical excellence across a diverse portfolio of early-phase projects. This is an opportunity to act as a Technical Lead on FEL1 to FEL3 studies spanning energy transition, oil and gas, and innovative infrastructure developments.

About the role
As a Lead Process Engineer at io, you will take ownership of the process engineering scope within multi-disciplinary studies. You will guide and influence project direction, ensure high technical standards, and mentor junior engineers to help develop the next generation of talent. You will be part of a collaborative team focused on shaping future energy and infrastructure solutions.

Key responsibilities

• Lead the process engineering scope for FEL1 to FEL3 studies across various energy sectors
• Provide technical direction within multi-disciplinary teams, ensuring high-quality and timely deliverables
• Support project management in defining study scopes, schedules, and deliverables
• Mentor and support junior engineers in their technical development
• Engage with clients and stakeholders to understand project drivers and provide clear, actionable recommendations

• Degree-qualified in Chemical Engineering or Mechanical Engineering
• 10-15 years of experience in process engineering, with a strong background in conceptual and early-phase studies
• Proven track record of technical leadership within FEL1-FEL3 projects
• Strong communication and interpersonal skills
• A collaborative mindset and commitment to continuous learning

• Work on cutting-edge energy and infrastructure projects that matter
• A clear and supported career pathway - whether your focus is technical specialism or leadership
• A flexible, inclusive, and forward-thinking culture where your voice and ideas are valued
• Opportunity to be part of a team that is redefining what consulting and development look like in a rapidly changing energy landscape
• Enjoy a flexible hybrid working environment, with three days a week in our beautiful Central London offices, plus the option to work a 9-day fortnight on an ad-hoc basis