The team led by the executive engineer of state Public Works Department was proceeding to border town of Moreh, about 120 km south-east of here, when the incident occurred at around 8.30 AM, the reports said.
Suspected insurgents first exploded a powerful bomb and then opened fire at the team killing the jawan and injuring two officials and five jawans, the report added.
The Manipur rifles personnel were escorting the team.
