Senior Penetration Tester
Telenor Group • fornebu, fornebu • Posted July 04, 2026
Position Overview
Senior Penetration Tester - Telenor Cyberdefence
About Telenor Cyberdefence
We are looking for an experienced penetration tester to join our Telenor Cyberdefence Offensive Security team HQ in Oslo / Fornebu.
We strive towards delivering the utmost quality in all our engagements and continuously work to enable our team with the toolkit needed to perform. This involves a functional reporting platform, c2 framework and other tools of trade along with documentation and support. The role is expected to contribute to the continuous improvement of this aspect.
Key Responsibilities- Conduct Advanced Penetration Testing: Plan, execute and report on high quality offensive security engagements.- Client Advisory: Engage with our clients and provide proper advisory.- Continuous Improvement: Stay up to date on the latest techniques and trends in the offensive security space.- Tool Development and Customization: Contribute to developing and improving custom tools, automation, and methodol...
About Telenor Cyberdefence
We are looking for an experienced penetration tester to join our Telenor Cyberdefence Offensive Security team HQ in Oslo / Fornebu.
We strive towards delivering the utmost quality in all our engagements and continuously work to enable our team with the toolkit needed to perform. This involves a functional reporting platform, c2 framework and other tools of trade along with documentation and support. The role is expected to contribute to the continuous improvement of this aspect.
Key Responsibilities- Conduct Advanced Penetration Testing: Plan, execute and report on high quality offensive security engagements.- Client Advisory: Engage with our clients and provide proper advisory.- Continuous Improvement: Stay up to date on the latest techniques and trends in the offensive security space.- Tool Development and Customization: Contribute to developing and improving custom tools, automation, and methodol...