Hybrid Senior Principal Engineer – Infrastructure Engineering

Posted last month

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About the role

  • Lead full lifecycle projects from architecture & design to deployment in support of Fastly’s edge systems
  • Write, test, and deploy C, Rust, and Go code
  • Maintain a broad understanding of how critical systems work together across different infrastructures and environments
  • Scale the edge platform on different infrastructures and integrate the edge in a variety of environments
  • Design, evolve, and implement critical systems and features with a focus on performance, resilience, and scalability
  • Anticipate where and when systems need adaptation to meet growth needs
  • Articulate technical strategy via design documents and sequence technical building blocks required to enable durable innovation
  • Guide, share knowledge, and lead teams toward implementing cross-functional systems
  • Enable outcome-driven, collaborative discussions using deep technical knowledge
  • Mentor and support the professional growth of engineers and lead by example as an active implementer
  • Collaborate with cross-functional teams and stakeholders to shape technical roadmap, prioritize initiatives, and mitigate risks
  • Deploy, support, troubleshoot, and deliver features to customers and help guide debugging across the organization
  • Partner with senior engineering leaders to build and execute in both internal and open source contexts

Requirements

  • Proven ability to design & implement complex, reliable, and highly efficient systems
  • Most Senior Principal Engineers at Fastly have at least 12 years of domain relevant engineering experience
  • Recent experience developing complex applications in C, C++, Rust, and/or Go
  • Experience leading development of new technologies that contribute to open source communities or setting standards through IETF, SVTA, or similar bodies
  • Demonstrated positive collaboration with external vendors, partners, or customers on complex solutions
  • Proven experience building systems that can be easily and reliably operated
  • Ability to balance collaboration with risks of “design by committee” or autocratic decision-making
  • Experience operating business-critical systems with high uptime requirements
  • Excellent written and verbal communication skills and ability to produce clear comprehensive documentation
  • Collaborative mindset with experience working across cross-functional teams
  • Proven ability to mentor and support the growth of engineers
  • Availability during core business hours and occasional nights and weekends for on-call rotation
  • Willingness to travel as required

Benefits

  • We offer a comprehensive benefits package designed to meet your needs. Our offerings may vary depending on the country where you work and are subject to change.
  • Comprehensive benefits starting on the first day of employment
  • Medical, dental, and vision insurance (US)
  • Family planning support
  • Mental health support and Employee Assistance Program
  • Insurance (Life, Disability, and Accident)
  • Flexible Vacation policy
  • Up to 18 days of accrued paid sick leave (US)
  • 401(k) including company match (US)
  • Employee Stock Purchase Program
  • Eligibility for equity and discretionary bonus programs
  • 11 paid local holidays and 11 paid company wellness days (2025)
  • In-person new hire orientation in San Francisco
  • Hybrid work model and flexibility to split time between office and home

Job title

Senior Principal Engineer – Infrastructure Engineering

Job type

Experience level

Senior

Salary

$266,270 - $319,524 per year

Degree requirement

No Education Requirement

Location requirements

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