
Penetration Tester
You will proactively hunt for vulnerabilities across a broad technology landscape-including hardware, web and mobile applications, cloud environments, and on-premise infrastructure. We're looking for someone who thinks like an attacker, enjoys ethically breaking systems, and takes real satisfaction in uncovering and fixing complex security issues across multiple domains
The threat landscape is constantly evolving, and so are we. You'll continuously sharpen your skills through training, industry conferences, internal Hacking Fridays, Capture-the-Flag (CTF) events, and hands-on collaboration with passionate security professionals. While the challenges can be tough, you'll never face them alone-you'll be part of a supportive, highly skilled team.
We're keen to connect with candidates who bring strong expertise in offensive security and penetration testing, and who are genuinely passionate about continuous self-development. At Resideo, we actively invest in your growth to help you thrive in your role. This includes funding for advanced, industry-recognised certifications such as OSCP, OSEP, and OSWE, alongside ongoing learning opportunities that keep you at the forefront of the offensive security landscape.
JOB DUTIES:
- Advanced Penetration Testing: Perform in-depth penetration tests on networks, applications, and systems to uncover security weaknesses.
- Project Ownership: Take ownership of more complex security projects, ensuring timely and high-quality deliverables
- Tool Proficiency: Utilise advanced tools and methodologies for penetration testing and vulnerability assessment
- Reporting: Document findings and provide detailed reports with actionable recommendations
- Collaboration: Work with team members and other departments to achieve common objectives and ensure the success of cross-functional projects.
- Compliance: Ensure all testing activities adhere to company policies and industry standards
- Self-Development: Dedicate time during your working week to build your skills and prepare for relevant industry certifications, fully funded by Resideo.
- Hands-on experience in cyber security, with a strong focus on penetration testing and vulnerability assessment
- Practical knowledge of penetration testing tools and techniques
- A strong desire for continuous self-development, with the willingness to learn, adapt to new tools and technologies, and invest time in studying for relevant qualifications
- The ability to analyse complex security problems and propose effective, practical solutions
- Business level English is required
- One or more advanced certifications such as OSCP, OSEP, or OSWE
- The ability to collaborate effectively with team members and cross-functional stakeholders to achieve shared goals
- Fluency in Czech
- Funding provided to support your self-development
- 5 weeks of paid vacation
- Hybrid work model
- Flexible working hours
- On-site canteen & home office meal vouchers
- Pension plan or DIP contributions
- Discounted phone plans & company product discounts
- Multisport Card & cafeteria program
#LI-HYBRID
Resideo is a global leader in smart home and building solutions, with trusted brands including Honeywell Home, First Alert, and Resideo helping people feel more comfortable, secure, connected, and in control every day. Our products and technologies are found in more than 150 million homes and businesses worldwide. From intelligent climate solutions to security, sensing, water, and connected home technologies, Resideo develops and manufactures products designed to simplify everyday life and help protect what matters most. Our global teams span engineering, manufacturing, software, product management, supply chain, customer experience, and more - all working together to shape the future of connected living through innovation, quality, and meaningful real-world impact. At Resideo, our teams help create products and experiences that make everyday life more comfortable, secure, and connected for millions around the world. Learn more at www.resideo.com.
You can find out more about how the talent community works here: Resideo Talent Community Terms. Our recruitment privacy notice Resideo -Recruitment Privacy Notice - Dec 16 2022 describes in more detail how we process your personal data and how you can exercise your personal data rights.
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Hiring Salary Range
Work Location
Incentive Eligible
Frequently Asked Questions
Apply
Submit your application through the Resideo careers site. Our Talent Acquisition team reviews applications based on alignment with the role.
Connect
If your background aligns, a recruiter may reach out to schedule an initial conversation to learn more about your experience and answer questions.
Interview
You may meet with hiring managers and team members through virtual or in-person interviews. The number and format of interviews can vary by role.
Decision and Offer
After interviews, the team reviews feedback and makes a decision. If selected, we will connect with you on next steps and offer details.
You can explore open roles and apply directly through the Resideo careers site. The Resideo Talent Acquisition team reviews applications submitted through the careers site and evaluates how a candidate’s experience aligns with role requirements.
Yes. Candidates are welcome to apply for multiple roles at Resideo.
The Resideo Talent Acquisition team will communicate with candidates throughout the hiring process. Timing may vary depending on the role and location.
Timelines vary based on the role, interview process, and location. Your Talent Acquisition Partner will keep you informed along the way.
You can join our Talent Network to stay connected on future opportunities, events, and updates.
All open roles are posted on the official Resideo careers site. Our Talent Acquisition team communicates using Resideo email addresses and will never request payment or financial information during the hiring process.
At Resideo, we aim to create an inclusive hiring experience where you’re evaluated based on your skills, experience, and potential. We welcome candidates from all backgrounds and are committed to a fair and respectful process.
If you need an accommodation at any stage of the application or interview process, our Talent Acquisition team is here to support you.
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