The Deutsche Teleksom engineer who died on Monday was a leading expert on mobile network security, a top executive at the German telecommunications giant has said.
German news agency DPA reported that Erich Mitel, 47, a leading mobile network engineer, had taken his own life in his sleep in Berlin on Monday.
He was known for his knowledge of mobile networks, security and the internet.
German authorities confirmed the death, but did not give any further details.DPA reported on its website that Mitel was a key member of a team working on mobile networks at the company’s research center in Stuttgart.
It said he was also involved in security for mobile devices, which are also vulnerable to attack, and had been a key developer for mobile operating systems such as iOS, Android and Blackberry.
Mitel had also been working at Deutsche TeleKom’s mobile division, the company said in a statement on its blog.
He worked at the Stuttgard research center from 2010 to 2013.
In a Facebook post, the Stettgart research center said Mitel had been with the company since 1998.
“He had a tremendous passion for mobile security and security engineering,” the Stattgart center said.
“His expertise in mobile network issues made him a leader in our work, and his contribution to mobile security is widely recognized.”
In a video message on Tuesday, Mitel thanked his family and friends, and said that he loved his family, colleagues and the work he had done at Deutsche.
“You are my heroes, my friends,” he said.
Mitels work for Deutsche Telekensom started in 1997, according to his LinkedIn profile.
“I started working for Deutsche telekom in 1998,” he wrote in the description.
“In my role as a research engineer, I have been able to develop some of the most important mobile operating system for mobile phones, which was the first mobile operating platform to be officially certified for use on the market.”
In 2013, the mobile operating network operator announced that it had tested Android, a platform developed by Google, on a handful of mobile devices.