Staff Solutions Engineer (France), Firefox Enterprise

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Why Mozilla?

Mozilla Corporation is a non-profit-backed technology company that has helped shape the internet for the better over the past 25 years. We’re the makers of Firefox, the privacy-focused web browser used by more than 225 million people around the world each month. As we look to the future, we’re working to shape the next 25 years of the internet—one that’s built for people, not just for profit.

Mozilla Corporation is wholly owned by the 501(c) non-profit Mozilla Foundation, meaning we’re accountable not to shareholders, but to our mission. Alongside thousands of contributors and collaborators around the world, Mozillians design, build, and maintain open-source software that empowers people to use the internet on their own terms.

About this team and role:

We’re now seeking a Staff Solutions Engineer (France) to support the growth of Firefox Enterprise across France. This is a highly customer-facing technical role focused on helping enterprises evaluate, validate, and deploy Firefox Enterprise in secure, complex, and regulated environments.

The ideal candidate brings deep technical credibility, strong enterprise architecture experience, and a passion for helping customers solve real-world security, deployment, and interoperability challenges.

• Partner with Sales to support strategic enterprise opportunities.
• Lead technical discovery and solution design with customers and partners.
• Run workshops with customer stakeholders across security, infrastructure, IAM, endpoint management, and workplace technology.
• Own the relationship to the customer’s technical counterparts during and after the sales process. 
• Help customers evaluate Firefox Enterprise in areas such as deployment, policy management, identity integration, logging, security controls, and operational fit.
• Design and support pilots, proofs of concept, and rollout plans.
• Advise customers on deployment models, architecture decisions, and integration approaches for enterprise environments.
• Validate interoperability across systems such as SSO, MFA, SIEM, proxy/network controls, endpoint tooling, certificates/PKI, and browser policy frameworks.
• Identify and help resolve technical risks early, including application compatibility, certificate handling, deployment complexity, and policy enforcement requirements.
• Create reusable technical assets such as reference architectures, deployment guidance, validation plans, and technical enablement materials.
• Support and enable partners involved in deployment, integration, and customer success.
• Champion Mozilla’s values of openness, trust, and user agency in every customer interaction.

• Significant experience (7+ years) in a Staff Solutions Engineer, Sales Engineer, Solutions Architect, Security Architect, or Technical Account Manager role.
• Ideally deep knowledge of the French IT landscape, particularly within the public sector, financial services, or OIVs (Critical Infrastructure) operators .
• Strong background in enterprise security, endpoint management, browser security, Zero Trust, IAM, or digital workplace infrastructure.
• Hands-on knowledge of:
• Windows enterprise deployment
• GPO / MDM / policy management
• certificates / PKI / TLS / proxies
• SSO / MFA / IdP integrations
• SIEM / DLP / CASB ecosystems
• Kubernetes / Helm for customer-operated environments
• Experience supporting pilots, technical evaluations, or enterprise deployments in complex customer environments.
• Ability to translate complex regulatory requirements into technical configurations and sales evidence.
• Ability to communicate clearly with both technical teams and senior stakeholders.
• Comfort working across ambiguity and helping customers move from evaluation to deployment with confidence.
• Must be willing and able to travel within France as needed for the role, with a preference for candidates located in the Paris metro area
• Must be willing and able to occasionally accommodate collaboration and meetings aligned with U.S. business hours
• Strong written and verbal communication skills in English.
• Native-level fluency in French.

What you'll get:

• A highly competitive base salary, plus a high-impact, performance-driven sales bonus plan.
• Rich medical, dental, and vision coverage
• Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
• Quarterly all-company wellness days where everyone takes a pause together
• Country specific holidays plus a day off for your birthday
• One-time home office stipend
• Annual professional development budget
• Quarterly well-being stipend
• Considerable paid parental leave
• Employee referral bonus program
• Other benefits (life/AD&D, disability, EAP, etc. - varies by country)

About Mozilla 

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.

Commitment to diversity, equity, inclusion, and belonging

Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission.  We encourage applications from everyone, including members of all equity-seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities, and expressions.

We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at hiringaccommodation@mozilla.com to request accommodation.

We are an equal opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws.  Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.

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Req ID: R3141