Jessica "Jess" Parker controls the ADD, and is 19.
She gets the team done to deal with burrowing creatures after she got a message from Lester stating he experienced shaking and witnessed a worker being killed. When Connor was dragged underground, she let the info go to Lester. At the end of the episode, she says to Connor that April is waiting for him.
She stays at the ARC with Becker and she and Lester distract the Admiral of a sub trapped in the past long enough so that the ARC team can get the sub back.
She gives up controls to Abby who disables the elevator camera.
When a huge swarm of Future Beetles come thru an anomaly created by Philip and Connor, Jess is bitten by one of the beetles, it is revealed she has a severe allergic reaction to the bite of the beetle.
- Jess Parker is the youngest member of the ARC, at 19, she still is an old teenager!