First were a series of appointments in Rome: sevir equitum Romanorum, praefectus frumenti dandi, and curator of several Italians roads -- the via Clodia, Annia, Cassia and Ciminia.
This was followed with a commission as legatus legionis or commander of Legio XX Valeria Victrix during the reign of Antoninus Pius, which at the time was stationed in Roman Britain.
[5] In a footnote, Birley cites Werner Eck as observing that none of the ten known praefectura frumenti dandi of the period AD 70-138 continued to a consular office.
His time with Legio XX Valeria Victrix, Birley concludes, "may thus have coincided with the campaigns of Quintus Lollius Urbicus, but, at all events, may be assigned to the early or mid-140s.
[9] Although the name of his wife is not known, her existence can be inferred from the presence of Gaius Curtius Pollia Rufinus, tribunus laticlavius of Legio XIII Gemina, which was stationed in Dacia during Justus' governorship.