Head of Strategy - Security

Head of Security Strategy

The Security business is a fast-growing part of Mobileum portfolio, with key products in firewall, SEPP and Threat Intelligence. The Signalling firewall and SMS firewall are market leading products with significant opportunity for new features and portfolio extension into new products. We seek a Head of Security Strategy who has expertise in the telco security domain to bolster that growth and drive forward our threat intelligence service offering.



The role’s responsibilities include:

  • Lead the business in identifying future technical challenges and market trends in telecoms signalling security
  • Work with Product Management to provide expertise and experience of security issues and analyse new features for the roadmap
  • Investigate and present, to customers and internal staff, theoretical attacks on mobile signalling with a focus on SIP, MAP, Diameter, GTP and 5G interconnect
  • Manage a team of Security Researchers to providing the Threat Intelligence service
  • Build and specify tools to aid in security research and to develop into products
  • Set-up collaborative relationships with key customers and 3rd party organisations in industry and academia in order to research new security areas in telecoms
  • Specify defence mechanisms for attacks identified and work with development teams and customers to support machine learning and rule-based protection techniques
  • Provide contribution to GSMA documents (and potentially 3gpp)
  • Support technical conversations with customers on details of potential attacks and defence mechanisms
  • Track new reported security threats and disseminate and explain detection mechanisms and counter measures.


Knowledge and experience

The successful candidate will have knowledge and experience of the following:

  • Graduate (relevant degree preferred)
  • Working in senior telco security roles within mobile operators or specialized telco security companies
  • Working in product management or product development roles
  • Extensive experience and knowledge of mobile networks core infrastructure and signalling
  • Extensive experience in security
  • Manage people and teams of researchers
  • Excellent customer presentation and engagement skills.


Personal skills

  • Well organised to track multiple activities and ideas
  • Articulate – able to communicate issues identified and explain to customers and internally
  • Self-starter, able to work with minimum supervision
  • Sets high personal standards for quality of work.


The position will be based at Security’s headquarters at Woodlands Court, Bradley Stoke, Bristol, UK but we are flexible globally for the right candidate.


Competitive Benefits (UK-based candidates)


 If this sounds like you, we are excited to meet you!  Apply now with your updated CV, details about your motivation, your salary expectations and your earliest possible start date at careers_uk@mobileum.com