From 1610 to 1616, Juel held the office of secretary to the
Danish Chancellery, with a break during the
Kalmar War from 1611 to 1613 when he was
Hofjunker. During the siege of
Kalmar he had a horse shot under him. After the war, in his capacity of secretary of the Chancellery, he was also appointed
Canon of
Ribe Cathedral. In 1623, he was appointed provincial judge in
Jutland and also held several other local posts and offices. He was granted
Gudum Convent by the Crown (until 1651). During the
Kejserkrigen, the Danish outshoot of the
Thirty Years' War, he had to flee his estates in 1627, travelling to
Zealand while his wife and children sought refuge in
Norway. For a while, after the end of the war, he served as the leader of the Jutland nobility at the Provincial Meetings (
Provinsmøderne) and was in 1638 and again in 1646 appointed country commissioner. From 1640 to 1646, he was granted
Pandumgaard in fee, from 1646 to 1648
Lundenæs and from 1648 to 1657
Aalborghus. During the
Torstenson War, from 1643 to 1645, he was part of the military leadership in Jutland. In July 1651, he was elected a member of the
Privy Council. Not living to see the achievements of his two sons, Niels and Jens Juel, he died on 13 February 1657, aged 65 or 66, leaving his widow in poor financial circumstances . ==Family==