The Vikings' Elise Aylward (So., Renton/Lindbergh) scored an unassisted goal from 20 yards in the 76th minute that proved to be the game winner.
WWU goalkeeper Ashley Haden (Jr., Brush Prairie/Hockinson) made a diving save in the final minute to preserve the victory. She had 10 saves in the contest.
Jobanek had given WWU a quick 1-0 lead in the fourth minute, finding the top right hand corner of the net with a shot from the top of the box.
TWU tied the contest at 1-1 in the 24th minute as a cross by Jenna Di Nunzio was punched into the net by Jessica King. King assisted on a goal by Isabella Di Trocchio in the 73rd minute that gave the Spartans a 2-1 advantage.
TWU outshot the Vikings, 19-8.
Last year, the teams played to a 1-1 tie in an exhibition. WWU went on to a 20-2-1 record and reached the NCAA Division II national semifinals, and TWU finished 19-4-6 and ranked No.8 nationally in Canada.
The Vikings were rated third nationally in the National Soccer Coaches Association of America NCAA Division II Preseason Top 25 and are the favorite in the coaches' poll to take the Great Northwest Athletic Conference championship.
WWU completes its three pre-season exhibition schedule Saturday (6 p.m.), playing host to University of Calgary. The Vikings open their regular season on Sept. 4 (7 p.m.) at home against Humboldt State.
Wednesday, Aug. 27, 2014 Langley, B.C. - Rogers Field Exhibition
Western Washington 3, Trinity Western 2
Scoring - 1. WWU, Caitlyn Jobanek (Unassisted), 3:16; 2. TWU, Jessica King (Jenna Di Nunzio), 23:23; 3. TWU, Isabella Di Trocchio (King), 72:09; 4. WWU Becca Cates (Jobanek), 74:36; 5. WWU Elise Aylward (Unassisted), 75:58
Shots - WWU 8, TWU 19 Saves - WWU 10 (Ashley Haden10); TWU 3 (Sophia Traxler 3) Corner kicks - WWU 5, TWU 3 Fouls - WWU 13, TWU 14 Attendance: 180
WWU Women's Soccer Signs Oak Harbor Standout Etherington
Etherington is a midfielder out of Oak Harbor High School who was a four-year All-WESCO selection
Webster and Shugarts Named Scholar All-Americans
WWU seniors Emily Webster and Sierra Shugarts add Scholar All-America awards to impressive career resumes
Trio of Vikings Named D2CCA All-Americans
Emily Webster, Sierra Shugarts and Gabriela Pelogi each honored by D2CCA
Gabriela Pelogi Named Third Team All-American
Pelogi becomes the 10th player in WWU history to earn All-America honors from the national soccer coaches association
Four Vikings Named United Soccer Coaches All-West Region
Emily Webster, Karli White and Gabriela Pelogi earn first-team honors, Sierra Shugarts a second-team selection
WWU Women's Soccer Named United Soccer Coaches Regional Staff of the Year
WWU coaching staff recognized by United Soccer Coaches as West Region Staff of the Year
Five Vikings Earn D2CCA All-West Region Honors
Vikings place four players on First Team, one player on Second Team
Vikings Edged 2-0 by UCSD in West Regional Final
WWU finishes season 18-2-0 while making sixth consecutive NCAA Championships appearance
Vikings Ready to Defend West Regional Title
WWU women's soccer takes on UC San Diego Friday night in La Jolla, Calif.
Women's Soccer Heads to San Diego for West Regional Championship
Vikings will travel to La Jolla, Calif., for Friday night showdown (7 pm) with regional rival UCSD
Defending National Champions Advance to NCAA West Regional Final
Defending national champion Vikings beat Sonoma State 2-0 in second round of NCAA II Championships
No. 2-Seed Vikings Open West Regional Play Saturday vs. Sonoma State
The Vikings open NCAA II Championships play facing No. 3-seed Sonoma State at 1 pm at Harrington Field
Defending National Champions Set for NCAA Championships
WWU women's soccer heads into postseason play with 17-1-0 record
Vikings Announced as No. 2 Seed in West Region
WWU will host the first and second rounds, facing Cal Baptist or Sonoma State on Saturday at 1 pm in Bellingham
It's Selection Show Monday for WWU Soccer
The women's soccer program will find out who it plays in the NCAA championships at 3 pm