Lead Engineer, Quality


North America Region

Job Functions


Corelight is an early-stage security startup based in downtown San Francisco, Santa Clara and Columbus, OH. We secure some of the most sensitive and mission-critical networks in the world, and our rapidly-growing customer base includes nine of the Fortune 50. Based on the Zeek (formerly Bro) Network Security Monitor, a beloved and widely used open-source framework, Corelight Sensors transform high-volume network traffic into ‘rocket fuel’ for security analytics and operations. Following in the footsteps of successful open-source security companies such as Sourcefire and Tenable, Corelight’s unfair market advantages include its founders: the inventor of Zeek and its key open-source committers. Join Corelight, and help us make the world’s networks safer.

As a Quality Lead Engineer at Corelight, you will utilize your strong network security and development skills to design, develop and utilize test frameworks, test tools, and automation. You will define, implement, and analyze metrics to determine test effectiveness and the overall quality of software. This position requires collaborating with the devops, build engineers and product developers to ensure the tools you create and maintain support to the full team. The ideal candidate will look to reuse and adapt modern solutions from the security, network, infrastructure and SQA communities.

 Role includes:

  • Design and implement system testing suites for network security products.
  • Lead system testing of Corelight appliance products including cloud sensors.
  • Technical leadership and mentoring of SDET and software developers.


  • 1+ years professional experience creating test automation frameworks and tool
  • 2+ years network security experience
  • 3+ years professional coding experience in Python
  • Pytest, Behave or equivalent testing tool experience in another programming environment
  • Ixia or Spirent traffic generators experience
  • Git source control
  • Developing software and testing solutions in a shift left Agile environment

Preferred Experiences

  • Virtual (VMware) or Cloud (AWS, GCE)
  • Knowledge of Linux/RHEL
  • Bash scripting
  • Applying different software testing techniques, such as equivalence class partitioning, boundary value testing, pairwise testing, etc.
  • Some performance/ scalability / reliability (PSR) testing is also preferred (e.g. JMeter)

We understand that no candidate is perfectly qualified for any job. Experience comes in different forms; many skills are transferable; and passion goes a long way. Even more important than your resume is a clear demonstration of dedication, impact, and the ability to thrive in a fluid and collaborative environment. We want you to learn new things in this role, and we encourage you to apply if your experience is close to what we’re looking for.

We also know that diversity of background and thought makes for better problem solving and more creative thinking, which is why we're dedicated to adding new perspectives to the team.

Working at Corelight

In addition to helping to make networks safer around the world, Corelight is a great place to work. We provide competitive salaries, equity and benefits, but those are just table stakes. No matter where you're based, we aspire to make working here one the best experiences of your career.

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