In 2008–09 she was also a member of the Loreto team that won the inaugural Women's Irish Hockey League title.

[6] Between 2014 and 2015 Symmons completed a Master of Advanced Studies in Sports Administration and Technology at AISTS.

In the 2002 final, Symmons scored twice as Loreto drew 2–2 with Hermes before eventually winning the cup in a penalty shoot-out.

In the final she scored twice as Loreto drew 2–2 with Railway Union before eventually winning the cup in another penalty shoot-out.

Other members of the Loreto team included Nicola Daly, Lizzie Colvin, Hannah Matthews and Alison Meeke.

[15][16] In 2008 Symmons was a member of the Loreto team that finished as runners-up to Hermes in the All-Ireland Club Championship.

[17] In 2008–09, together with Hannah Matthews, Lizzie Colvin and Alison Meeke, she was a member of the Loreto team that won the inaugural Women's Irish Hockey League title.

In 2011 she was a member of the Loreto team that won the EuroHockey Club Champion's Challenge II, scoring in the final as they defeated HC Olten of Switzerland 7–1.

[3][4][5] On 3 May 2008 Symmons made her 100th senior appearance for Ireland against Italy at the 2008 Women's Field Hockey Olympic Qualifier.

[5][25][26][27][28] On 24 August 2013 Symmons made her 208th and final appearance for Ireland against Scotland at the 2013 Women's EuroHockey Nations Championship.

[29][30] Symmons was Ireland's most capped women's field hockey international until she was overtaken by Shirley McCay in 2015.

During the 2012–13 season she coached a Glenanne Ladies team that included Mary Waldron in the Leinster Women's Division One.

She appeared on the RTÉ2 programme Second Captains Live, taking part in a discussion on homosexuality in modern sports along with Shane Horgan and Donal Óg Cusack.