Sigma Software

Senior Security Test Engineer

Posted: Nov 7, 2025
QA mid

Job Description

Company DescriptionBuild a safer IoT world with us! If you keen on security testing, automation, and advanced industrial IoT systems, this role is your chance to make a real impact.  In this role, you will be responsible for ensuring the security and reliability of cutting-edge industrial IoT systems by designing and executing comprehensive testing strategies. You will work closely with product managers and developers, contribute to test automation, and stay ahead of emerging IoT security trends.  If you’re passionate about innovation and IoT security, let’s talk! Job DescriptionLead and execute comprehensive testing strategies for industrial IoT systems, including hardware, firmware, and software components  Conduct comprehensive security testing for industrial IoT systems, including compliance with IEC 62443 standards, threat modeling, risk assessment, vulnerability testing, and penetration testing  Design, develop, and maintain robust test automation frameworks for security testing  Contribute to the development of best practices for IoT testing within the organization  Collaborate with product managers and developers to define and refine product requirements and specifications QualificationsAt least 5 years of experience in a similar role with similar responsibilities  Strong experience in security testing, including IEC 62443, threat modeling, and penetration testing  Proficiency in test automation and scripting for security testing  Excellent knowledge of IoT architectures, protocols (especially BLE), and industrial automation systems  Willingness to continuously develop and keep up with new IoT technologies and security practices  An Upper-Intermediate level of spoken and written English  Additional InformationPERSONAL PROFILEStrong collaboration and problem-solving skills  

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