Process Engineer

SII Group delivers Digital Services, IT, Engineering, and Consulting to diverse industries, enabling digital transformation through our commitment to Growth, People, and CSR.

With over 16,000 professionals across 21 countries, we’re recognised as a “Great Place to Work” for fostering a high-trust culture. Our core values of Trust, Transparency, and Quality drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.

Since 2016, SII UK has supported top Aerospace & Defence, Aviation, Transportation, and Finance clients, empowering digital transformation with industry-leading engineering expertise.

Let’s Tech Together is our promise to encourage innovation and teamwork. We support our engineers with development opportunities and a collaborative, inclusive environment where every voice is valued and empowered.

THE OPPORTUNITY

We are seeking an experienced Process Engineer to support manufacturing and assembly processes in a high-precision aerospace/defence environment. The successful candidate will be responsible for planning, coordinating, and validating production processes, ensuring compliance with engineering standards, and supporting the integration of complex systems.

Key Responsibilities

• Plan, coordinate, and oversee RF interconnectivity installations, including coaxial cables, waveguides, and fibre optics.
• Support structural assembly activities and ensure alignment with engineering specifications
• Assist with equipment and sub-assembly installation and integration.
• Oversee DC harness installation and connection, ensuring correct routing and compliance.
• Perform or support bonded item installations, including adhesive bonding processes.
• Support MLI (Multi-Layer Insulation) installation and thermal blanket applications.
• Manufacture and install thermal filler materials.
• Assist with test instrumentation setup and operation.
• Support laser tracking activities for alignment and verification of assemblies
  
  

Essential Experience And Skills

• Degree, HNC/HND, or equivalent in Manufacturing, Process, Mechanical, or Aerospace Engineering.
• Experience in aerospace/defence manufacturing processes, including assembly, harness work, and bonded items.
• Familiarity with RF interconnectivity (coaxial, waveguide, fibre optics) and related installation standards.
• Hands-on experience with MLI installation, thermal filler, and test instrumentation.
• Knowledge of laser tracking/alignment techniques.
• Strong organisational, communication, and documentation skills.
  
  

Desirable Skills

• Familiarity with LEAN, Six Sigma, or continuous improvement methodologies.
• Experience with digital work instruction systems (e.g., 3DX Delmia, Apriso MES).
• Understanding of quality standards and compliance requirements in aerospace/defence.
  
  

Benefits

• Competitive Basic Salary
• 6% Employers Contribution + 6% as a salary sacrifice
• Private Medical Insurance, Life Cover and Income Protection
• 25 days holiday
• 10 days full sick pay per year
• Flexible working
• Cycle to Work & TechScheme
• Continuous professional development
• Corporate access to the Udemy platform
• If you're applying for a role requiring security clearance, please be aware that foreign or dual nationality is not an automatic bar, however certain posts may have restrictions which could affect those who do not have sole British nationality or who have personal connections with certain countries outside the UK.
  
  

http://www.groupe-sii.com/en