Senior Engineering Manager, Email

Squarespace is seeking a Senior Engineering Manager to lead our Business Email organization — a high-impact, high-growth product area that plays a critical role in helping entrepreneurs establish and scale their online presence.

You will own the technical and organizational leadership of our Business Email platform, overseeing a mature, high-scale ecosystem while driving the development of next‑generation communication products. This includes everything from seamless purchase and provisioning flows to complex partner integrations and foundational email infrastructure.

This role requires balancing operational excellence and platform reliability with innovation and new product incubation. You will shape long‑term strategy in partnership with Product and Design while building and developing the team.

This is a hybrid role based in our NYC office (3 days per week), reporting to the Head of Domains Engineering.

• Lead, grow, and develop a team of engineers through hiring, coaching, performance management, and career development.
• Partner with Product and Design to define and execute the long‑term vision for Business Email, including expansion of our email suite and new communication offerings.
• Drive Zero‑to‑One product initiatives from concept through launch, while maintaining and modernizing existing systems.

• Provide technical direction through architecture reviews, system design guidance, and thoughtful trade‑off analysis.
• Build a strong, inclusive engineering culture grounded in accountability, technical excellence, and continuous growth.
• Ensure long‑term system health, scalability, reliability, and operational excellence across distributed systems.

• Collaborate closely with Business Development, Marketing, Growth, Data, and external partners to align roadmaps and deliver shared outcomes.

• 5+ years of experience managing software engineering teams building customer‑facing products and distributed systems.
• Experience managing managers and/or leading multiple teams, with demonstrated success scaling organizations and developing senior engineering talent.
• A track record of driving alignment and execution across multiple work streams while balancing new product investment with operational excellence.
• Experience leading Zero‑to‑One product launches, including defining scope, sequencing work, and navigating ambiguity.
• Experience setting technical and product direction in close partnership with Product and Design.
• Strong architectural judgment, particularly in backend and distributed systems, with the ability to guide teams through complex technical trade‑offs.
• Experience operating and evolving high‑scale production systems with a focus on reliability, performance, and maintainability.
• A passion for mentoring engineers and managers while fostering an inclusive, growing team.

• A choice between medical plans with an option for 100% covered premiums including medical, dental, and vision
• Supplemental Life and Disability Insurance plans
• Fertility and adoption benefits
• Headspace mindfulness app subscription
• Global Employee Assistance Program
• Retirement benefits with employer match
• Flexible paid time off
• 12 weeks paid parental leave and family care leave
• Pretax commuter benefit
• Education reimbursement
• Employee donation match to community organizations
• 7 Global Employee Resource Groups (ERGs)
• Dog-friendly workplace
• Free lunch and snacks
• Private rooftop
• Hack week twice per year

The base salary for this position will vary based on job‑related criteria including relevant skills, experience, and location, among other factors.

In addition to the cash compensation above (which includes base salary and, where applicable for eligible roles, may include overtime pay), Squarespace employees are eligible to be granted an option to purchase our common stock. Sales positions generally offer a competitive On Target Earnings (OTE) incentive structure in addition to base salary.

Squarespace is a design‑driven platform helping entrepreneurs build brands and businesses online. We empower millions of customers in more than 200 countries and territories with all…