Yr Ysgrifennydd Parhaol sy’n arwain y gwasanaeth sifil yng Nghymru, ac mae’n gyfrifol am reoli cyllideb Llywodraeth Cymru sy’n £15 biliwn y flwyddyn, ac arwain tua 5,000 o staff sy’n gweithio i’r sefydliad.
The Permanent Secretary leads the Welsh Government’s civil service and has responsibility for managing the £15 billion a year Welsh Government budget as well as leading the 5,000 staff that work for the organisation.