1st Delta Operations Squadron

{{Multiple issues|{{refimprove|date=November 2021}}{{unreliable sources|date=November 2021}}}}

{{short description|U.S. Space Force unit}}

{{Use dmy dates|date=September 2021}}

{{Use American English|date=September 2021}}

{{Infobox military unit

| unit_name = 1st Delta Operations Squadron

| image = 1st Delta Operations Squadron emblem.png

| image_size =

| caption = 1 DOS emblem

| dates = 2 September 2021–present

| country = {{flagu|United States}}

| branch = {{no wrap|{{space force|United States}}}}

| type = Squadron

| role = Operations support

| size =

| command_structure = Space Delta 1

| garrison = Vandenberg Space Force Base, California, U.S.

| garrison_label = Headquarters

| nickname =

| motto =

| website =

| commander1 = Lt Col Stephanie N. Mitchell

| commander1_label = Commander

| commander2 =

| commander2_label = Deputy Commander

| commander3 =

| commander3_label = Superintendent

| notable_commanders=

| identification_symbol =

| identification_symbol_label = 381 Training Support Squadron emblem

}}

The 1st Delta Operations Squadron (1 DOS) is a United States Space Force unit responsible for providing operations support to Space Delta 1 by serving as its headquarters staff. It also has a detachment that runs the service's basic military training.{{Cite web|url=https://www.military.com/daily-news/2022/06/29/how-do-you-create-guardian-look-inside-space-forces-first-specialized-basic-training.html|title=How Do You Create a Guardian? A Look Inside Space Force's First Specialized Basic Training|first=Thomas|last=Novelly|date=29 June 2022|website=Military.com}} It was activated on 2 September 2021 and is located at Vandenberg Space Force Base, California.{{Cite web|url=http://www.starcom.spaceforce.mil/News/Article-Display/Article/2775284/space-delta-1-assumption-of-command-and-1st-delta-operations-squadron-activatio/|title=Space Delta 1 Assumption of Command and 1st Delta Operations Squadron Activation Ceremony|website=Space Training and Readiness Command (STARCOM)}}{{PD-notice}}{{Cite web|url=https://www.facebook.com/30thSpaceWing/videos/space-delta-1-activation-ceremony/373072120981572/|title=Vandenberg Space Force Base - Space Delta 1 Activation Ceremony | Facebook|via=www.facebook.com}}