Solicitation of services to provide; Esprit Software Maintenance at Watervliet Arsenal, Watervliet, NY. Service contract standards do not apply. This procurement is a sole source with Hexagon Metrolog... Solicitation of services to provide; Esprit Software Maintenance at Watervliet Arsenal, Watervliet, NY. Service contract standards do not apply. This procurement is a sole source with Hexagon Metrology, NorthKingston, RI. All responsible sources may submit an offer which will be evaluated.