Cybersecurity Presales Engineer - QShield


View job offers

About Quarkslab

Quarkslab is a French company specializing in information security R&D, consulting and software development. Our expertise is in combining offensive and defensive security to help organizations adopt a new security posture: Force the attackers, not the defender, to adapt constantly. Through our consulting services as well as our software we provide tailored solutions to organizations, helping them to protect their assets, sensitive data, and users against increasingly sophisticated attacks.

Quarkslab is an avid and active user of, and contributor to, Open Source Software and develops and maintains state-of-the-art security tools such as LIEF , QBDITritonIrma, and several other projects.

We develop two commercial software products: QFlow, a platform to automate and orchestrate security analysis of files at scale, and QShield, advanced code and data protection software to disrupt code lifting, reverse engineering and tampering attacks.

Job description

As part of Quarkslab ongoing expansion, we are now seeking to hire an experienced Pre-Sales Engineer to support the business. This position will preferably be based in our Headquarter in Paris. We believe that Pre-Sales Engineer at Quarkslab are involved in all stages of the customer development lifecycle. We are looking for great individuals that can build sales presentations, product demonstrations, and educate customers up to the C level. If you have a rare combination of technical knowledge and business insight and a strong desire to work internationally in all geographies, you are the teammate we are looking for!

This position is a great career move for engineers or Cyber Security professionals ready to make the switch to a dynamic role. As a Pre-Sales Engineer you will be advising a diverse set of customers on what is possible using QShield suite of products and services to protect their code and data.

Our Presales Engineer will be responsible for: 

  • Becoming a product expert and acting as a key point of contact for internal and external customers and partners questions
  • Educating Prospects, Customers and Partners on what is possible with QShield suite
  • Creating technical content to show customers how to implement use cases or best practices for existing and new offerings
  • Collaborating with cross functional teams from Sales, Marketing, Product Development
  • Preparing demos and proof of concepts to demonstrate QShield value proposition
  • Communicating customers’ needs and products feedback to PM, Engineering

What is QShield?

At Quarkslab we develop QShield, a software for application protection. Our solutions include a tool to protect Java/Kotlin programs and a C/C++ code-obfuscator based on LLVM, a white-box cryptography library, a RASP framework, a digital vault and remote attestation solutions. All these components help to increase the security of applications and firmware/middleware to protect IP, APIs, secrets and every sensitive information used or provided by software. 

Why work at Quarkslab?

Work with an amazing team, eager to learn and play with new approaches and technologies, mixing various skills (security, compilation, program analysis, reverse engineering, software engineering). International environment with offices in Paris and Buenos Aires (team croissants vs. team asado), representations in Tokyo and Singapore.

  • Attend conferences in your field, learn from many internal events (weekly conference, trainings, research activities).
  • Contribute and support Open Source Software: Our own tools and other people's projects.
  • Flexible work hours, work from home.
  • Premium health insurance.

Recruitment process:

  1. Call with our Talent Acquisition Manager
  2. Video interview with Sales Leaders
  3. Video interview with CTO, PMM & HR
  4. HR debrief and job offer

Quarkslab is proud to be an equal opportunity workplace employer. We are committed to equal employment opportunity regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability or gender identity. If you have a disability or special need that requires accommodation, please let us know and we will be happy to accommodate.


  • Hands-on experience in the area of Cyber Security software, especially code/data protection
  • An understanding of the core Cyber Security ecosystem
  • Confident dispensing knowledge and making presentations, demos, to a highly skilled and experienced audience as well as to a business/C-level audience
  • A passion to serve customers and partners
  • A hybrid background of technical, functional skills and readiness for pre-sales assignments
  • Full professional English proficiency
  • Bachelor’s degree or higher in computer science
  • Ability to thrive in a dynamic environment
  • Excellent interpersonal and communications skills
Power byTaleez