Mozilla

User Researcher

• Own strategic, end-to-end quantitative research initiatives from scoping business needs and designing surveys to synthesizing data and communicating actionable recommendations to influence product decisions.
• Partner cross-functionally at a strategic level with product, design, engineering, data science, and marketing to develop a research roadmap, identify high-impact research opportunities, and align insights to business priorities.
• Champion user-centered decision-making by embedding quantitative research into product strategy, advocating for user needs, and influencing leaders across functions.
• Analyze and translate complex data sources (e.g., surveys, behavioral data, and market intelligence) to build cohesive, evidence-based perspectives on user experience and audience insights.
• Elevate the quantitative research practice by mentoring peers, refining methods and tools, and scaling approaches that increase the visibility and impact of user insights across Firefox.

Staff Quantitative User Researcher

Financial Planning and Analysis

• Lead and review the global monthly close and consolidation process including preparation and/or review of journal entries, reconciliations and month end reporting.
• Assist with the development and implementation of accounting best practices. Lead the initiation to improve the internal control environment and financial quality.
• Develop and mentor an accounting team of two, based in Europe, as well as assist in managing the General Ledger Business Process Outsourcing team based in India.
• Collaborate with business partners to improve the efficiency of existing processes and accuracy of financial information at the product level.
• Assist in managing relationships with local advisory teams on compliance audits and topics (tax, audit, other reporting).

Financial Reporting Manager

Security Engineer

• Identify and respond to security incidents on a global scale.
• Act as an incident commander to drive incidents through the entire response lifecycle.
• Design and maintain a portfolio of security alerts, automated actions, playbooks, and escalation workflows in support of a high-performing 24/7 incident response capability.
• Conduct threat hunting activities, anticipate future threats, and maintain forward-thinking strategies for tools/technology/processes that combat sophisticated threat actors.
• Research threat intelligence reports, triage and manage resulting workflows.
• Partner with key stakeholders and communicate effectively to maintain a continuously improving feedback loop of preparation, identification, analysis, containment, and post mortem activities.
• Participate in on-call rotation.

Staff Security Engineer

DevOps Engineer

• Develop and maintain workflows for automating software builds and releases, including managing dependencies and toolchains.
• Write and enhance CI / CD workflows, packaging, and installation scripts for Thunderbird on Linux, Windows, macOS, Android, and iOS platforms.
• Adapt changes to build scripts made by the Firefox engineering teams to Thunderbird.
• Identify, troubleshoot, and resolve complex build, test, and dependency issues in collaboration with developers and contributors.
• Participate in process improvement initiatives, contribute to the evaluation and design of alternative solutions, and support ad hoc projects as required.
• Ensure the timely and high-quality delivery of Thunderbird releases.
• Engage with the open-source community to gather feedback, address concerns, and foster collaboration.

Release Engineer

Vice President

• Maintain progress toward annual fundraising goals across major gifts, institutional giving, and grassroots revenue streams
• Guide execution of donor strategies and pipeline development plans already underway
• Partner cross-functionally to design and activate a strong philanthropic engagement strategy for MozFest 2026
• Support prioritization and decision-making related to development operations systems and processes
• Provide clear reporting and strategic updates to the Executive Director and leadership team
• Lead and support a multi-functional fundraising team, including senior leaders and individual contributors
• Maintain team morale, productivity, and adherence to fundraising best practices
• Hold regular 1:1 meetings and team touchpoints to ensure alignment and accountability
• Serve as the Development representative on the Executive Team
• Monitor progress against annual fundraising goals and provide monthly updates to leadership
• Use existing dashboards and systems to track donor engagement, revenue, and pipeline health
• Identify and flag strategic risks and opportunities to the Executive Director
• Co-design and lead the 2026 MozFest philanthropic engagement strategy, including donor prospect development and cultivation planning
• Advise and support team members on donor cultivation and solicitation strategies
• Establish metrics, track progress, and document learnings to inform future fundraising cycles

Interim Vice President, Development

Backend Engineer

• Build and maintain backend services that support advertising functionality across Mozilla products
• Implement APIs, data flows, and integrations between internal systems and external partners used in Ads workflows
• Contribute to systems that prioritize correctness, reliability, and scalability in a privacy-conscious environment
• Work with product managers, engineers, and cross-functional partners to deliver well-scoped features and improvements
• Participate in code reviews, design discussions, and on-call or operational responsibilities as part of the team
• Incrementally take on more complex problems as you develop familiarity with Ads systems and domain concepts

Backend Software Engineer, Ads

Engineering Manager

• Mentor, support, and develop a team of software engineers, helping them grow in impact and craft
• Lead your team through the delivery of projects and initiatives where problem definition may evolve as requirements, constraints, and learnings become clearer
• Partner with product managers and cross-functional stakeholders to navigate ambiguity, particularly where user data, privacy expectations, or policy considerations shape technical and product decisions
• Ensure the software your team builds is reliable, maintainable, and aligned with Mozilla’s quality, security, and privacy standards
• Create an environment where engineers can do their best work, including healthy team processes, clear communication, and support through uncertainty
• Participate in hiring and onboarding to grow and strengthen the team over time

Engineering Manager, Ads

Designer

• Lead complex, cross-team design initiatives from problem framing and discovery through shipped outcomes.
• Map end-to-end user journeys to identify system-level gaps and define scalable experience solutions.
• Produce high-quality design artefacts, including flows, wireframes, prototypes, and documentation, that create alignment and enable confident implementation.
• Shape experience frameworks, visual systems, and design standards that scale across platforms and teams.
• Translate research, analytics, and business context into clear recommendations, actionable plans, and long-term experience strategy.
• Lead and guide user research and usability testing efforts, synthesizing insights into practical product decisions.
• Set and uphold a high bar for usability, accessibility, and visual craft, embedding inclusive design standards across products by default.
• Facilitate planning sessions, design workshops, and design reviews that drive alignment and clarity.
• Mentor designers and influence cross-functional partners to strengthen user-centered thinking and design quality.

Staff Designer

Program Manager

• Own the end-to-end execution of the Mozilla Fellowships program across recruitment, onboarding, delivery, and alumni engagement.
• Shape structured, transparent, and equitable selection processes that balance rigor and creative ambition.
• Serve as the primary operational point of contact for Fellows and host organizations, resolving issues and ensuring alignment.
• Manage budgets, contracts, payment schedules, and reporting in partnership with Finance/Admin and the Grants team.
• Track milestones, deliverables, and impact signals, contributing to internal and funder reporting.
• Maintain strong project management systems across multiple stakeholders and overlapping timelines.
• Coordinate engagement between the Fellowship and other Mozilla Foundation programs.
• Support alumni continuity and post-Fellowship touchpoints.
• Collect feedback and document program learnings to strengthen future cycles.
• Integrate guidance from a team of Senior Curricular Advisors and program leadership into program design and Fellow experience.
• Operate with high autonomy, sound judgment, and attention to detail in a fast-moving, evolving environment.

Program Manager – Fellowships

Executive Assistant

• Act as a connective layer across executive priorities, teams, and information, helping ensure initiatives move forward with clarity, alignment, and follow-through.
• Manage and optimize information flow between executive leadership, their teams, external partners, and across the broader Mozilla ecosystem, ensuring communication is clear, timely, professional, and aligned with executive priorities.
• Balance and prioritize the competing demands of two Managing Directors, proactively managing trade-offs, sequencing priorities, and ensuring alignment across executive schedules and commitments.
• Support complex, cross-functional initiatives through project coordination, research, preparation of briefs and materials, and tracking action items.
• Lead end-to-end planning and coordination of Board, senior leadership, and other key meetings, including materials preparation, logistics, follow-up, and action tracking to ensure a professional and well-executed experience.
• Work closely with Legal, HR, Finance, and other partners to support governance, planning, onboarding, and organizational coordination.
• Own and manage complex administrative and operational support, including executive calendar strategy, multi–time zone scheduling, domestic and international travel coordination, expense reporting, and executive logistics.
• Handle highly sensitive and confidential information with discretion, sound judgment, and professionalism.
• Support planning and logistics for offsites, work weeks, and other key gatherings.
• Build strong, trust-based relationships across the organization to support collaboration and execution.

Senior Executive Assistant

Software Engineer

• Tackle complex and ambiguous technical challenges in mobile development that require thoughtful design, planning, and coordination.
• Serve as a technical lead on major iOS initiatives, including feature development, architectural improvements, and targeted refactoring.
• Collaborate with senior engineers and engineering leadership on mobile technical direction and architectural decisions.
• Drive improvements to code quality by reducing technical debt and improving performance, stability, and build health.
• Partner closely with product and UX teams to ensure usability and accessibility are integral to iOS implementations.
• Write high-quality, testable, and maintainable iOS code, contributing to a consistent and reliable codebase.
• Mentor and support other engineers through code reviews, technical guidance, and knowledge sharing.
• Contribute to improving engineering practices and workflows, and stay current with iOS technologies and best practices.

Staff Mobile Engineer, iOS

• Deliver major features and architectural improvements across the Add-ons stack, including automated moderation pipelines, Reviewer tools, and DevHub.
• Create robust observability systems and data-backed insights.
• Provide peer feedback, share knowledge and help others grow.
• Improve platform reliability through deployments, monitoring, and incident response.
• Help keep the platform safe and trustworthy, with attention to security and user trust.
• Step in to resolve issues impacting users and developers, from small bugs to larger incidents.
• Collaborate with designers, product managers, QA, and community contributors to deliver end-to-end improvements.
• Contribute in the open through pull requests, code reviews, and discussions.

Staff Quantitative User Researcher

Financial Reporting Manager

Staff Security Engineer

Release Engineer

Release Engineer

Interim Vice President, Development

Backend Software Engineer, Ads

Engineering Manager, Ads

Staff Designer

Staff Designer

Staff Designer

Program Manager – Fellowships

Senior Executive Assistant

Staff Mobile Engineer, iOS

Senior Security Engineer – Add-ons Operations