Other origins for the name Nina include-English, Spanish, Native American, Hebrew, Spanish.The name Nina is most often used as a girl name or female name. English Name Meaning-Favor; grace. Variant of Ann or Anne: A variant of Hannah introduced to Britain in the 13th century.
Selection Process. Chief warrant officers are selected from enlisted members who have demonstrated exceptional long-term performance in various technical specialties. CWO programs are available to chief petty officers who have at least 12 but no more than 24 years of service.
chief warrant officer 5 (cw5) Master-level technical and tactical experts that support brigade, division, corps, echelons above corps, and major command operations. They provide leader development, mentorship, advice, and counsel to WOs and branch officers.