ALTEN UK is seeking a motivated Senior Instrumentation & Control (I&C) Engineer to join our growing team in Bristol, supporting key projects within the Energy sector. This is an exciting opportunity for engineers looking to develop deep technical expertise across the full lifecycle of control and instrumentation systems.

In this role, you will support the design, modification, validation, commissioning, and maintenance of I&C systems, ensuring robust technical solutions that meet industry, safety, and regulatory expectations. Working closely with engineering and project teams, you will contribute to safe, reliable, and high-performing operational technology environments.

Key Responsibilities:

• Provide technical support across the entire I&C system lifecycle, including design, modification, validation, commissioning, and maintenance.
• Ensure <...