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Network Security Analyst

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Network Security Analyst

I am looking for Network security analyst for multinational company with offices and customers all over the world. Company is working in mobile networks and telecommunication field.

Role summary:

- Provision of an expert consultancy/managed service, helping mobile network operators worldwide in localization, identification, resolution and prevention of telco traffic/signaling security issues

- Providing security audit services to mobile operators, utilizing a white-hat hacker approach including a battery of penetration tests, to produce audit reports, advisories and data analysis reports in the security domain, while using a wide range of open source, comapny-owned and commercial tools

- Big Data analysis of network traffic (e.g. SS7 PDUs or SMS spam), trend discovery, interpretation of data, presentation of security-related results

- Research in the area of SS7 data security

Popis pozice

Key Responsibilities:

- Definition, planning and execution of telco network security audits employing a hacker-like approach, utilizing knowledge of technology and network topology

- Deployment of new network security related tools, probes and generators; demonstration of their usage and benefits

- Fine-tuning of security tools based on data analysis feedback and customer feedback

- Gathering information and preparation of proposals on further development of SS7/messaging security tools

What will you do?
- Design new features on top of existing products

- Contribute to creation of new products

- Mainly code ... but also test and document to deliver complete new features and fixes

- Implement continuous integration and delivery

- Exceptionally also support or deploy products (at customers' premises ... so a bit of travelling is possible too)

What will you work with?

- Software products which aim at scalability, distributed architecture and high performance

- Mixture of proven and bleeding-edge technologies

- SS7 Signaling, SIGTRAN, Telco messaging (SMS, MMS, RCS)Python, TCL, Perl, LUA, Linux

- Atlassian tools JIRA, Confluence and STASH (GIT)

- Computer and telecommunication networks


Profil kandidáta

Job Requirements:

- Experience with verification, administration or management of complex network oriented software products running on a Linux/Unix platform

- Working knowledge of scripting languages (bash, python, perl, lua or similar)

- Interest in networks and protocols

- Knowledge of mobile telecommunication networks is a significant asset

- Proficiency in English

- Willingness to learn new things

- Strong analytical thinking

- Solid mathematical background mainly statistical analysis


* Lunch vouchers
* Short-term sickness
* Service length policy each employee is entitled for additional 5 days of vacation per year after 5 years spent with the company which is 30 day if vacation / calendar year
* Vaccinations flu, ticks
* English lessons / Czech lessons for foreigners
* Accommodation max. 1 year, fee approx. 5 000 - 7 000 CZK
* Special occasion rewards every employee is entitled to get 1 000 CZK reward on the occasion of the anniversary like wedding, the birth of a child, jubilee, retirement
* Company breakfast every last Friday in the month
* Sport & social club collective sport activities
and so on...

Informace konzultanta

Tereza Svobodová
Experis Brno
+420 702 189 433