Senior Cyber Security Researcher / Detection Engineer
Nextron Systems
Founded in 2017, we are a young and ambitious German technology company that enables customers and security service providers worldwide in Threat Detection & Compromise Assessments. Customers from the enterprise and government sector as well as risk-conscious mid-sized businesses utilize our cutting-edge technology for ensuring the security of their data and systems in a rapidly changing threat environment. Our compromise scanner THOR and our management & analysis platform ASGARD are very highly respected in the forensic community.
We distinguish ourselves by detecting threats ahead of others and proactively empower over 500 customers in 30+ countries with the best tools to counter corporate espionage and ransom attacks, thereby ensuring business continuity. Our commitment is to detect unknown threats before they can cause harm.
Your Role
As a Cyber Security Researcher / Detection Engineer, you’ll be key in developing and maintaining detection rules, with a focus on YARA and Sigma rules. You’ll also help manage the CI/CD environment for rule testing, contribute to scripting and module development, and work on advancing our forensic scanner, THOR.
While experience with YARA and Sigma rules is highly valued, it’s not a strict requirement – you’ll have the chance to grow your expertise. Familiarity with Python and Go is preferred but not mandatory. This is a fully remote position, giving you the flexibility to work from anywhere.
Your Responsibility
Threat Research
- Research emerging threats, vulnerabilities, and attack techniques.
- Stay up-to-date with cyber security developments and integrate your findings into detection strategies.
Detection Rule Development
- Create, test, and maintain YARA and Sigma rules to detect malicious activities and artifacts.
- Work with threat intelligence and incident response teams to turn emerging threats into actionable detection rules.
CI/CD Environment Support
- Manage and enhance the CI/CD pipeline for testing and deploying detection rules.
- Make sure new rules integrate smoothly with our existing detection infrastructure.
Scripting and Coding
- Develop and maintain scripts and modules to enhance THOR’s capabilities.
- Automate repetitive tasks to improve detection and response efficiency.
Collaboration and Support
- Collaborate with other teams, including our MSP and IR partners, to provide support and share insights.
- Help investigate and analyze security incidents when needed.
What we expect of You
Education
- Bachelor’s degree in computer science, cyber security, IT, or a related field. Relevant certifications and experience can be considered in place of a degree.
Experience
- 3+ years of experience in cyber security research, threat detection, malware analysis, incident response, digital forensics, or vulnerability research.
- Experience creating and testing YARA and Sigma rules is a plus.
- Familiarity with Python and Go is preferred but not mandatory.
Skills
- Strong understanding of cyber threat landscapes, attack vectors, and defenses.
- Familiarity with CI/CD tools and processes.
- Excellent problem-solving skills with the ability to think critically and creatively.
- Analytical mindset paired with a “can-do” attitude and enthusiasm for learning.
- Strong communication skills, both written and verbal.
- Ability to work independently and as part of a team in a fast-paced environment.
- Fluency in English is required; no German language skills are necessary.
Preferred Qualifications
- Certifications such as GCIH, GCFA, OSCP, or similar.
- Experience with other scripting languages and security tools.
- Knowledge of forensic analysis techniques and tools.
- Experience with Git and Gitlab.
What you can expect
- You’ll report directly to the Head of Cyber Security Research, Florian Roth, in a flat hierarchy that allows for a high degree of creative freedom.
- You’ll have the opportunity to shape the future of cyber defense and contribute your expertise in defining Nextron’s practices in your area of expertise.
- A dynamic environment with plenty of opportunities for growth and personal development as part of a rapidly expanding company.
- A positive working atmosphere where personal appreciation, a results-driven mindset, and a strong sense of teamwork drive us forward.
- At Nextron, we foster a culture of collaboration, continuous learning, and innovation. Our team is composed of passionate professionals who support each other to achieve both individual and company-wide goals.