His respawn is posted on standard OKB page.
His HP is wrong, Parse showed 2463k, and each headshot for 168,937 damage did 7% of his health (100/7*168937=2408k), I melee'd off the last few % so as to not get overkill.
Hits on max shielding (and 36 ranks of CS) were between 613 and 2988.