Thomas has written essays for Malayalam magazines since 2006. In 2013, he published the book Rathi Rahasyam—an in depth study on human sexuality which interconnects the knowledge on sexuality with anthropology, evolutionary psychology, and cultural history.[8] His first novel, Nidra Moshanam, is a psychological thriller published in 2015.[9][10] The nonfiction book Maranathinte Ayiram Mukhangal (2016) explores ideas of death from cell death to the end of human civilization by converging political history, cultural philosophy, cellular biology, and evolutionary theory.[11][12] In 2014, based on the murder of an old lady in Kozhikode, he penned an article about how the legal system made an innocent youth a criminal.[13][14] Movie director Madhupal read the article and asked Jeevan Job Thomas to pen a screenplay based on it.[15][16] The movie, Oru Kuprasidha Payyan, was released in 2018 to rave reviews with special mention to the screenplay.[17][18] The second novel Theneecharani is a narrative experiment intertwines the lives of three distinct women by reconciling sexuality, envy and power structure rooted in different myths of Malabar region.[19]
^Thomas, Jeevan Job; Shinde, A.B.; Krishna, P.S.R.; Kalarikkal, Nandakumar (2013). "Temperature dependent neutron diffraction and Mössbauer studies in zinc ferrite nanoparticles". Materials Research Bulletin. 48 (4): 1506–1511. doi:10.1016/j.materresbull.2012.12.058.
^Thomas, Jeevan Job; Shinde, A.B.; Krishna, P.S.R.; Kalarikkal, Nandakumar (2013). "Cation distribution and micro level magnetic alignments in the nanosized nickel zinc ferrite". Journal of Alloys and Compounds. 546: 77–83. doi:10.1016/j.jallcom.2012.08.011.