Priest Before training to become a priest, in 1970 Moxon served a one-year term as a youth worker with
Volunteer Service Abroad in
Fiji, and then worked as a tutor in the Education Department at Massey University during 1974–75. In 1978 Moxon was appointed a deacon
curate at
Havelock North, and in 1979 he was ordained as a priest in the
Diocese of Waiapu. He remained at Havelock North until 1981, and was then appointed
Vicar at
Gate Pa,
Tauranga, where he served for six years. In 1987 Moxon was appointed Director of Theological Education by Extension for the Anglican Church in Aotearoa New Zealand and Polynesia, a position he held until 1993. He was also a member of the Commission which produced A New Zealand Prayer Book: He Karakia Mihinare o Aotearoa.
Bishop On 13 August 1993, Moxon was consecrated a bishop a primate of the Anglican Church in Aotearoa, New Zealand and the Pacific, as part of New Zealand's new tripartite model of Anglican episcopacy. As a primate, he worked alongside
William Brown Turei (Maori) and
Winston Halapua (Polynesia). Also in 2008, Moxon's diocese, Waikato, was – uniquely for any Anglican diocese – altered such that the Bishops of Waikato and of Taranaki would be co-equal diocesan bishops.
Philip Richardson, whom Moxon had appointed as the first (and only) suffragan Bishop
in Taranaki became Moxon's equal as Bishop
of Taranaki and in 2010 the diocese was renamed the
Diocese of Waikato and Taranaki. Richardson would later succeed Moxon as archbishop for the New Zealand dioceses. In this capacity Moxon also served as a Governor on the Board of the Anglican Centre in Rome until 2013, when he became its director, and then resumed the board of governors position from 2017 to 2018. Moxon was chair of "The Bible in the Life of the Church" project for the Anglican Communion, a project endorsed by the Anglican Consultative Council (ACC 15) in November 2012; was convenor of the Conference of Anglican Religious Orders in Aotearoa New Zealand (CAROANZ); a patron of A Rocha, New Zealand, the Christian environment action group; a president of the New Zealand Bible Society, and the chair of the Hamilton-based Mahi Mihinare Anglican Action, a "justice through service" agency from 1993 until 2013. He was also an inaugural board member of the Ngati Haua Mahi trust, a work skills program for Maori in the Piako area from 2010 until 2013. In 1995, Moxon represented the Conference of Churches of Aotearoa New Zealand on board
HMNZS Tui, as part of the New Zealand government's peaceful protest against the detonation of nuclear bombs at Mururoa Atoll in French Polynesia. In 1998 he joined the General Synod and bishops of the church in leading an ecumenical "
Hikoi of Hope" march from all over the country, which amounted to more than 30,000 people in Wellington, to present to the government the growing needs of unemployed and impoverished New Zealanders. The data for the Hikoi included local Christian social service experience. He and other church and community leaders in Hamilton opposed the building of a new casino in the city before the Casino Control Authority on the grounds of community well-being. The case, supported by the then Prime Minister Helen Clark was later upheld in court but then overturned on appeal. However, a government moratorium on casinos in New Zealand followed. Moxon also represented the bishops on the Tikanga Pakeha Anglican Care Network. A wing of Bishop's Hall at Waikato Diocesan School for Girls and the residential age care building complex at Selwyn St Andrew's Village Cambridge, are named after him. Moxon is a Fellow of St Paul's Collegiate School Hamilton, a Fellow of St Margaret's College in the University of Otago, and an Honorary Fellow of St Peter's College in the University of Oxford. It was announced on 4 December 2012 that Moxon was to resign his Aotearoa New Zealand and Polynesia posts following his appointment as the Archbishop of Canterbury's Representative to the Holy See and director of the
Anglican Centre in Rome. In April 2016 he was made an honorary Doctor of the university by the
University of Waikato During Moxon's time in Rome, the Anglican Centre has focused its mission aspect on ecumenical education and networking in the area of modern slavery and human trafficking, as well as ecumenical networking for refugee ministry. On 5 October 2016, Moxon helped facilitate the fourth meeting of Francis and Welby, where they publicly renewed their respective communions' commitment to deeper dialogue and greater mutual partnership in mission, as part of the 50th anniversary of the first official visit of an Anglican Archbishop of Canterbury to a Pope, and of the establishment of the Anglican Centre in Rome. Moxon and the Orthodox Archbishop Gennadios, representing their respective communions, supported Pope Francis in his ecumenical statements at St Paul's outside the walls in Rome. Moxon's term in Rome is described in Mary Reath's book "
An Open Door: The Anglican Centre in Rome, 2003 to 2016", Canterbury Press, 2016, and in the UK Church Times 16 June 2017 article, "Moxon moves on", by the Vatican journalist, Philippa Hitchen. Moxon completed his term of service in Rome by a private audience with Pope Francis on 16 June 2017, and returned to New Zealand to retire. Moxon was succeeded by the former Anglican Primate Archbishop of Burundi, the Most Reverend Bernard Ntahoturi, who took up his position in Rome in October 2017. In retirement Moxon has been made patron of the Faith Community Nurses Association; He Pīhopa Āwhina (an
honorary assistant bishop) in
Te Manawa o Te Wheke since 2017; a member of the Proprietor's board of Taranaki Diocesan School for Girls Stratford, a member of the board of trustees and a Fellow of St Paul's Collegiate School Hamilton, a Board of Governor's Fellow of College House Christchurch and Priory Dean for Aotearoa New Zealand, of the Most Venerable Order of the Hospital of Saint John of Jerusalem (Order of St John). He rejoined the Ngati Haua Mahi Trust in November 2018. Moxon is co-chair with Cardinal Tobin of New Jersey, of the Walking Together Foundation advisory committee, which seeks to fund Catholic and Anglican Bishop partnerships for aid, development, justice and peace globally. Moxon is also a founding trustee of the new Solomon Islands Medical Mission Trust. ==Personal life==