1941-1949
ACTIVATED 24 FEBRUARY 1941 AT GUANTANAMO BAY, CUBA, AS 1ST ENGINEER BATTALION, 1ST MARINE DIVISION, FLEET MARINE FORCE
RELOCATED DURING APRIL 1941 TO PARRIS ISLAND, SOUTH CAROLINA
RELOCATED DURING SEPTEMBER 1941 TO NEW RIVER, NORTH CAROLINA
DEPLOYED DURING JUNE 1942 TO WELLINGTON, NEW ZEALAND
REDESIGNATED 12 JANUARY 1943 AS THE 1ST BATTALION, 17TH MARINES, 1ST MARINE DIVISION, FLEET MARINE FORCE
REDESIGNATED 30 JUNE 1944 AS THE 1ST ENGINEER BATTALION, 1ST MARINE DIVISION, FLEET MARINE FORCE
PARTICIPATED IN THE FOLLOWING WORLD WAR II CAMPAIGNS
GUADALCANAL
EASTERN NEW GUINEA
NEW BRITAIN
PELELIU
OKINAWA
 DEPLOYED DURING SEPTEMBER 1945 TO TIENTSIN, CHINA
 RELOCATED DURING JUNE 1947 TO CAMP PENDLETON, CALIFORNIA
 

1950-1964
DEPLOYED DURING AUGUST 1950 TO KOBE, JAPAN, AND REASSIGNED TO 1ST PROVISIONAL MARINE BRIGADE, FLEET MARINE FORCE
 REDEPLOYED DURING SEPTEMBER 1950 TO INCHON, KOREA, AND REASSIGNED TO 1ST MARINE DIVISION, FLEET MARINE FORCE
 PARTICIPATED IN THE KOREAN CONFLICT SEPTEMBER 1950 – JULY 1953, OPERATING FROM
 PUSAN PERIMETER
INCHON-SEOUL
CHOSIN RESERVOIR
EAST-CENTRAL FRONT
WESTERN FRONT
 PARTICIPATED IN THE DEFENSE OF THE KOREAN DEMILITARIZED ZONE, AUGUST 1953 – APRIL 1955
 RELOCATED DURING APRIL 1955 TO CAMP PENDLETON, CALIFORNIA
 REDESIGNATED 1 MAY 1957 AS THE 1ST PIONEER BATTALION, 1ST MARINE DIVISION, FLEET MARINE FORCE
 REDESIGNATED 1 MAY 1963 AS THE 1ST ENGINEER BATTALION, 1ST MARINE DIVISION, FLEET MARINE FORCE
      

1965 – 1975
REDEPLOYED DURING SEPTEMBER 1965 TO CAMP HANSEN, OKINAWA
 REDEPLOYED DURING JANUARY 1966 TO CHU LAI, REPUBLIC OF VIETNAM
 PARTICIPATED IN THE WAR IN VIETNAM, JANUARY 1966 – APRIL 1971 OPERATING FROM
 CHU LAI
DA NANG
 RELOCATED DURING APRIL 1971 TO CAMP PENDLETON, CALIFORNIA
 PARTICIPATED IN OPERATION NEW ARRIVAL, THE RELOCATION OF REFUGEES FROM INDOCHINA, CAMP PENDLETON, CALIFORNIA, APRIL – NOVEMBER 1975

 1976 – 1999
 REDESIGNATED 31 MARCH 1976 AS THE 1ST COMBAT ENGINEER BATTALION, 1ST DIVISION SUPPORT GROUP, 1ST MARINE DIVISION, FLEET MARINE FORCE
 REASSIGNED DURING MAY 1978 TO THE 1ST MARINE DIVISION, FLEET MARINE FORCE

 1990 – 2012
 PARTICIPATED IN OPERATIONS DESERT SHIELD AND DESERT STORM, SOUTHWEST ASIA, AUGUST 1990 – MARCH 1991
 PARTICIPATED IN OPERATION RESTORE HOPE, SOMALIA, JANUARY – FEBRUARY 1993
ELEMENT PARTICIPATED IN FIRE-FIGHTING EFFORTS, WESTERN UNITED STATES,

AUGUST – SEPTEMBER 1994
 ELEMENT PARTICIPATED IN OPERATION VIGILANT WARRIOR, KUWAIT, OCTOBER-OCTOBER – NOVEMBER 1994
ELEMENT PARTICIPATED IN OPERATION DETERMINED RESPONSE, YEMEN, OCTOBER 2000
DEPLOYED DURING JANUARY – FEBRUARY 2003 TO KUWAIT IN SUPPORT OF OPERATION ENDURING FREEDOM
PARTICIPATED IN OPERATION IRAQI FREEDOM, IRAQ, MARCH – MAY 2003
ELEMENTS PARTICIPATED IN OPERATION IRAQI FREEDOM, 2004 – 2009
ELEMENTS PARTICIPATED IN FIRE-FIGHTING EFFORTS, CAMP PENDLETON, CALIFORNIA,
OCTOBER 2007
PARTICIPATED IN OPERATION ENDURING FREEDOM, AFGHANISTAN, MARCH – OCTOBER 2009
ELEMENT PARTICIPATED IN OPERATION ENDURING FREEDOM, JANUARY – SEPTEMPER 2010
PARTICIPATED IN OPERATION ENDURING FREEDOM, AFGHANISTAN, OCTOBER 2010-APRIL 2011
PARTICIPATED IN OPERATION ENDURING FREEDOM, AFGHANISTAN, APRIL – OCTOBER 2012
PARTICIPATED IN OPERATION ENDURING FREEDOM, AFGHANISTAN, OCTOBER 2013 - APRIL 2014