I never thought I would live to actually see the day. Seemed like everything just slowed down on that front for two decades and now it seems almost to soon.
(Would be a shame if contemporary car brand rivalry was a bigger hindrance to cooperation in space exploration than cold war rivalry was in the days of the Apollo/Soyuz docking)
Nor will you find something like a "planetary protection engineer" among their open positions.
And yeah, as aerovistae said, there may be other organizations like NASA who have instruments already ready or nearly ready to go.