12th Field Company, Royal Engineers.

Awarded the Distinguished Conduct Medal in the London Gazette of 15 September 1915.

Jackson was a native of Padiham, Lancashire.

The citation for the Distinguished Conduct Medal published in the London Gazette reads: - "For conspicuous gallantry at Hooge, on 9 August 1915. His section officer was severely wounded with a bombing party some distance in front of the trench, and an non commisioned officer was killed trying to bring him in, but Sapper Jackson, jumped out of the trench and brought him in. He then prceeded with the bombing party up the trench."