Talk to Dan after completing the Quell the Bandit Threat job. Head to West to the Outrigger Settlement and deliver a letter to Rikter.
Once you talk to Rikter, head upstairs and talk to Janus. Janus will offer you the Where's Juno job and Rikter will offer you the Radio Tower Repair job. Once you finish these, head back to Dan.
Collector Card: Janus - Across from Janus on the couch.