Senior Engineering Manager, Web Apps

Mozilla

Senior Manager leading engineering execution and people management for Thunderbird's hosted subscription products. Involves hands-on technical management and coordination across various teams.

Posted 6/19/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $175,000 - $200,000 per yearWebsite

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Lead day-to-day engineering execution in a hands-on management capacity, ensuring priorities, ownership, timelines, risks, dependencies, and quality expectations are clear.
Manage Web Services engineers and contractors, including coaching, feedback, prioritization, performance support, and team development.
Manage team budget and resource planning, including contractor, vendor, tooling, service, operational expense, and headcount planning inputs.
Translate product direction, technical priorities, and organizational needs into coordinated engineering plans.
Establish team processes, workflows, planning practices, and operating rhythms that improve clarity, accountability, quality, and predictability.
Maintain enough product and architectural context to evaluate tradeoffs, identify risks, and manage engineering work credibly.
Improve engineering practices related to code review, testing, documentation, release readiness, observability, technical debt, and operational readiness.
Coordinate launch and operational readiness across technical and cross-functional partners.
Communicate progress, priorities, risks, and decisions clearly to stakeholders while fostering an engineering culture grounded in accountability, inclusion, technical quality, open-source values, and continuous improvement.

Requirements

What you’ll need

15+ years of overall industry experience, with at least 10 years of engineering leadership experience in software product, hosted services, SaaS, cloud-based applications, communications platforms, or similarly complex technical environments.
5+ years of people management experience in an engineering environment, including coaching, feedback, prioritization, performance support, career development, and team development.
Experience managing senior technical teams, team budget and resource planning, and partnerships with directors, senior ICs, product stakeholders, infrastructure/SRE teams, contractors, external partners, and cross-functional stakeholders.
Experience translating technical, product, or organizational direction into clear execution plans, ownership models, delivery practices, operating rhythms, and measurable outcomes.
Technical depth sufficient to understand engineering tradeoffs, release risks, codebase quality, architectural implications, service reliability, security/privacy considerations, operational readiness, and engineering practices such as code review, testing, documentation, observability, CI/CD, incident learning, and technical debt management.
Strong communication and relationship-building skills, with the ability to create clarity, accountability, and follow-through in small, scaling, ambiguous, or evolving environments.
Demonstrated ability to thoughtfully evaluate and integrate AI-enabled tools into engineering management practices, team workflows, decision-making, and productivity improvements, while setting clear expectations around accuracy, privacy, security, and responsible use.

Benefits

Comp & perks

Fully remote work & schedule flexibility
Company-provided laptop
Annual bonus program
Monthly remote work stipend
Annual professional development stipend
Industry conferences
Company all-hands and team gatherings
24 days PTO per year (prorated)
Your birthday
Year-end company shutdown
9 wellbeing days
Public holidays
Other paid leave
Quarterly wellbeing stipend for personal / family activities
401(k) / RRSP contributions
Health, dental, & vision insurance
Disability insurance
Life insurance
Employee assistance program
Paid parental leave
Paid sick days

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

engineering leadershipsoftware product managementSaaScloud-based applicationscode reviewtestingdocumentationCI/CDincident learningtechnical debt management

Soft Skills

communicationrelationship-buildingcoachingfeedbackprioritizationperformance supportteam developmentaccountabilityinclusioncontinuous improvement