AIT Electrical Systems Engineer (Satellite)Monday to Friday, daysCore hours 37p/w- expectation of working extra hours mid-week and weekends100% onsiteMy Client is seeking an experienced Satellite Electrical Test Engineer (AIT) to support the verification and validation of spacecraft systems during ambient and environmental test campaigns. You will develop, debug, and execute complex automatic test procedures (ATPs) using bespoke software languages (Elisa and Java via the Open Center system) on both flight spacecraft and test benches.Key responsibilities include interpreting test specifications, coding and debugging test sequences, preparing detailed procedures, and supporting live test operations. You will provide first-line support to test teams, conduct anomaly investigations, and deliver post-test reviews and reports. You will also contribute technical input to key programme reviews (TRR, PTR, NRB) and assist with spacecraft functional and performance testing during environmental campaigns (TVAC, EMC, Magnetic). Essential skills include hands-on experience with spacecraft system testing via the Central Checkout System (CCS), knowledge of TMTC databases, and familiarity with subsystems such as Data Handling, Packet Utilisation Standard, Data Bus Communications - 1553, Spacewire, Attitude and, Orbital Control, Star Trackers, Gyros, Momentum Wheels, power systems, batteries, Solar Arrays, Thermal Control, heaters, thermostats, FDIR, Spacecraft Configuration Vectors etc. Profi