groundsman:
(also ‘groundskeeper‘; plural: ‘groundsmen’; pronunciation: the letter ‘g’ in this word rhymes with the letter ‘g’ in the word “garden” — ‘grounds…man’ — for the right pronunciation, please click here)
a man whose job is to take care of the grounds of a sports field (stadium), large park, golf links or an estate,

a groundsman preparing a cricket pitch using a roller
Ted, the heavy built groundsman of our football field, is a gentleman who knows what is expected of him.
After high school, Mac joined as an apprentice at his father’s agency which supplies trained groundsmen to sports organisers and park owners, including government establishments.
In cricket, the condition of a pitch which is one of the main three aspects of the game depends mostly on the experience of the groundsmen that prepare it for the matches.
In order to encourage and appreciate the workmanship of various groundsmen, local authorities often conduct competitions and honour those skilled groundsmen with ‘The Best Groundsman of the Year’ awards and cash rewards.

two groundmen at work on an electric pole
