Jaimini astrology cannot be referred as a different system of Astrology.Maharishi Jaimini just provided certain rules.These rules may prove usedul while analyzing a birth chart as per Parasara System of Astrology.These rules are called Jaimini Sutras.
He introduced Karakamsha,which is the navamsa sign occupied by the Atmakaraka Planet and he also introduced Bhava Arudhas. According to Jaimini the planet with highest longitude becomes the Atmakaraka and other planets following the Atmakaraka,In decreasing order of longitudes are,Amatya,Bhrathru,Matru,Putra,Gnati and Dara Karaka respectively.
Even,though he didn’t provide any methods to calculate the profession,he gives Karakamsha Supreme Importance and also provided some of the combinations of planets to predict the vocation of a person.They are as follows :
1.If Sun occupies the Karakamsha lagna, the native will be fond of public work, and will take interest in political activities.
2.If Sun and Venus aspect Karakamsha, the native will be employed by Royal people or Top Class politicians.
3.Sun occupying 10th house in Karakamsha chart and aspected by Jupiter, the native will be a successful Trader of Cattle.
4.If Sun occupies 5th house in Karakamsha chart the native will become a Philosopher or a Musician.
5.If Sun is in conjunction with Rahu and occupies Karakamsha, and Sun being located in benefic vargas, the native will become a Doctor treating poisonous afflictions.
6.If full moon and Venus joins Atmakaraka in Navmansha money will be earned by education.
7.If Moon is conjunct with Jupiter in Karakamsha or in 5th from Karakamsha, the native becomes a author and earns his livelihood by writing books.
8.If Moon is alone in Karakamsha or in 5th from Karakamsha, the native become a musician.
9.Moon in Karakamsha aspected by Venus makes the native an Alchemist.
10.Instead of Venus if aspected by mercury he will be a Doctor.
11.If mars occupies the Karkamsha the native earns his livelihood by metallurgy.
12.If mars occupies the Karakamsha with benefic aspects, the native will be a Judge.
13.If mars occupies 5th place from Karakamsha under the aspect of Saturn, the native will become a Mechanic.
14.If mercury occupies the karakamsha the native becomes Merchant and well versed in social and political matters.
15.If mercury occupies 5th place from Karakamsha, the native will become a Vedic Scholar.
16.When Jupiter occupies the karakamsha the native becomes a philosopher, religious head and will have good knowledge of Vedanta.
17.If Jupiter occupies 5th place from karakamsha, he will be a scholar in Vedas and Upanishads.
18.If Venus joins Atmakaraka in Navmansha, the native will become a big politician.
19.If Venus joins karakamsha or the 5th from karakamsha, the native will become a great poet.
20.If Saturn occupies the Karakamsha the native will adopt the profession of his forefathers or will be famous in his line of profession.
21.If Saturn alone occupies 4th or 5th place from karakamsha, the native will be skillful in archery and will adopt the same skill for livelihood.
22.Saturn,occupying karakamsha under the aspect of mars the native will become a builder.
23.If Rahu joins atmakaraka in navmansha, the native earns his bread as a thief or decoit.
24.Rahu having close association with Mandi and occupying 4th place from karakamsha the native will be specialised to treat snake bites and poisonous problems.
25.Rahu in 5th from Karakamsha makes the native to be a good mechanic.
26.If ketu occupies 4th place from karakamsha the native will become a clock maker Repairer.
27.Ketu occupying karakamsha makes the native a mathematician, if occupied in 5th house from karakamsha under benefic aspects the results will be same.
28.Ketu occupying karakamsha under malefic aspects makes the native a thief.
29.Ketu occupying 5th place from karakamsha under the aspect of Jupiter makes the native an astrologer.