Engineer

* Armor and clothing:
** Civilian engineer jumpsuit, a piece of clothing in Fallout: New Vegas.
** NCR engineer jumpsuit, a piece of clothing in Fallout: New Vegas.
** Engineer's armor, a piece of armor in Fallout 4.
** Engineer's uniform, an outfit in Fallout 76.
** Engineer outfit, a rare outfit in Fallout Shelter.
* Characters:
** NCR engineer, engineers working for the New California Republic in Fallout: New Vegas.
** Engineer (Vault 63), deceased engineers in Vault 63, cut from Fallout 76.
** Engineer (Wastelanders), Mister Handy engineers at Vault-Tec University in the Fallout 76 update Wastelanders.
** Head Engineer Brass, the leader of the engineers at Vault-Tec University in the Fallout 76 update Wastelanders.
* Factions:
** United States Army Corps of Engineers, a division of the United States Army, mentioned in the Fallout 3 add-on Operation: Anchorage and Fallout 76.
** 132nd Engineering Corps, a division of the United States Army, mentioned in Fallout 4.
** 5th Engineering Company, a division of the New California Republic Army in Van Buren.
* Holotapes and notes:
** Chief engineer's log, a holotape in Fallout 4.
** Lead engineer's holotape, a holotape in the Fallout 4 add-on Automatron.
* Other:
** Engineering core, a location onboard Mothership Zeta in the Fallout 3 add-on Mothership Zeta.
** Vault-Tec engineer paint, a paint scheme in Fallout 76.
** Successfully knock out or kill the engineer without alerting Presper and his men, a quest in Van Buren.