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R&D Security Engineer

June 26, 2025 | Aurelie Valromex

Software, SaaS / Cloud Services, Cybersecurity
Between 250 and 300 employees
On-Site
Master Degree
2 years

EfficientIP is a network automation and security company, specializing in DNS-DHCP-IPAM solutions (DDI), with the goal of helping organizations around the world drive business efficiency through agile, secure and reliable infrastructure foundations. 

We enable IP communication and simplify network management with end-to-end visibility and smart automation, while our patented DNS technology protects against malware, controls application access and optimizes application delivery performance. Companies in all sectors rely on our solutions to face the challenges of key IT initiatives such as Zero-trust, cloud, IoT, 5G and mobility.

Description:

Do you thrive in a fast-moving, tech-driven environment? Are you ready to contribute to the development of next-generation network solutions for major international enterprises?

Weโ€™re looking for someone whoโ€™s passionate about technology and eager to work with the latest innovations in networking and system virtualizationโ€”think containers, SDN, automation, cloud computing, and high-performance protocols.

Youโ€™ll be joining an agile, collaborative team in a global organization that values initiative, fosters personal growth, and empowers individuals to reach their full potential.

If you have strong knowledge in systems and networks, and youโ€™re looking for a role that blends hands-on technical work with functional challenges, we want to hear from you!

Your missions: 

  • Maintain QA platforms in operational condition.
  • Create test plans, test cases, and execute functional & technical tests, including regression testing.
  • Script tests and repetitive actions for automation when possible.
  • Stay up-to-date on emerging threats, vulnerabilities, and technological advancements/tools.
  • Select and maintain relevant security testing tools.
  • Conduct vulnerability assessments.
  • Document test results, including identified weaknesses and recommendations for remediation.
  • Report discovered issues/bugs, track their resolution, and verify bug fixes delivered by the development team.
  • Work closely with the development and security teams.
  • Produce regular reports on the security status and the quality of deliveries.

Youโ€™ll be great for this role if you have these qualifications:

  • Degree in Computer Science or relevant field
  • A first relevant experience (+5 years) in System administration, Software QA in a technical environment, security testing or similar
  • Excellent communication and teamwork skills
  • Tech oriented, autonomous, curious and resourceful profile
  • Knowledge in IPv4 / IPv6, DNS & DHCP, Linux, cybersecurity
  • Knowledge of owasp projects, nessus, burpsuite
  • Fluent in french

Nice to have:

  • Certified Ethical Hacking (CEH)r role
  • Organizational skills, attention to details & analytical mind
  • Knowledge in Linux/BSD, Windows, Cloud Platforms (deployment, networking), scripting (shell, python, โ€ฆ), SSH, API
  • ISTQB foundation
  • ISTQBยฎ Certified Tester โ€“ Security Tester (CT-SEC)

Working conditions

We offer a great opportunity to grow with our company, in a rapidly advancing and strongly innovative environment.

At EfficientIP, we fully believe in congeniality in the workplace and in our relationships with our customers, partners and colleagues. 

We ensure a positive work environment that is encouraging, enthusiastic and motivating to our team. This approach breaks down barriers in order to stimulate our Companyโ€™s ambition of constant overachievement.

You will be part of a fun & ambitious team !

To apply, please send your cv and cover letter to careers@efficientip.com

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