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About the Role

Fastly is seeking a Senior Engineer to represent our Platform Security team, with a specialized focus on Trust and Identity infrastructure. This is a high-impact individual contributor role for a technically exceptional engineer with deep experience in secure platform services at incredible scale. You will drive the execution of initiatives foundational to Fastly’s internal authentication, identity, and access control systems. This position is ideal for someone who thrives on solving complex problems, guiding architecture, and is passionate about resilience —while keeping systems secure and scalable. You will help shape Fastly’s internal trust architecture for years to come.

Responsibilities

Work alongside peers to define the long-term vision for trust and identity infrastructure and translate it into tangible execution plans aligned with business goals
Design and implement scalable internal trust solutions such as secrets management, PKI, and authentication services
Own Complex Challenges: Tackle ambiguous, technically demanding initiatives with multiple stakeholders and organization-wide impact
Cross-Functional: Partner deeply with Product, Security, Compliance, and other Engineering teams
Impact Management: Proactively identify potential situations that could negatively affect the business or customers and develop strategies to mitigate these risks before they escalate.
Promote Engineering Excellence: Establish and evangelize technical standards, code quality, reliability, and operational maturity

Requirements

5+ years of experience in a technical capacity as an individual contributor
Team player in areas such as Privileged Access Management, workload identity management, LDAP, secrets management, or trust systems
Strong systems engineering background with deep experience in Linux, networking, and distributed systems
Demonstrated expertise in modern programming languages (e.g., Go, Python, Rust) and infrastructure tooling (e.g., Terraform, Vault, Consul, Chef)
Passionate about demos, feedback-driven work
Excellent written and verbal communication skills, with the ability to clearly articulate complex technical concepts for varying audiences and produce clear and comprehensive documentation
A collaborative mindset with experience working across cross-functional teams, fostering a culture of respect, knowledge sharing and innovation influencing technical decisions at the org level
Implementing zero-trust architectures or identity-aware access proxies
Designing scalable secrets lifecycle management workflows
Working with PKI and certificate automation at scale
Contributing to open source identity or security tooling
Experience in cutting edge technologies (e.g. SPIFE/SPIRE, modern PAM tooling)
Available during core business hours
Occasional nights and weekends as necessary to support any on-call coverage

Skills

Trust and Identity infrastructure
Secure platform services
Authentication
Identity
Access control systems
Secrets management
PKI
Authentication services
Linux
Networking
Distributed systems
Go
Python
Rust
Terraform
Vault
Consul
Chef
Zero-trust architectures
Identity-aware access proxies
SPIFE/SPIRE
Modern PAM tooling

Location

San Francisco, CA
New York, NY
Denver, CO
Remote (US)

Work Type

Hybrid
Remote

Experience Level

Senior

Salary/Compensations

$181,220 - $217,464

Benefits

Medical insurance
Dental insurance
Vision insurance
Family planning support
Mental health support
Employee Assistance Program
Life insurance
Disability insurance
Accident insurance
Flexible Vacation policy
18 days of accrued paid sick leave
401(k) with company match
Employee Stock Purchase Program
12 paid local holidays (for 2026)
12 paid company wellness days (for 2026)

About the Company

Fastly helps people stay better connected with the things they love. Fastly’s edge cloud platform enables customers to create great digital experiences quickly, securely, and reliably by processing, serving, and securing our customers’ applications as close to their end-users as possible — at the edge of the Internet. The platform is designed to take advantage of the modern internet, to be programmable, and to support agile software development. Fastly’s customers include many of the world’s most prominent companies, including GitHub, Yelp, Paramount, and JetBlue.
We're building a more trustworthy Internet. Come join us.
We have a huge impact. Fastly is a small company with a big reach. Not only do our customers have a tremendous user base, but we also support a growing number of open source projects and initiatives. Outside of code, employees are encouraged to share causes close to their heart with others so we can help lend a supportive hand.
We value diversity. Growing and maintaining our inclusive and diverse team matters to us. We are committed to being a company where our employees feel comfortable bringing their authentic selves to work and have the ability to be successful -- every day.
We are passionate. Fastly is chock full of passionate people and we’re not ‘one size fits all’. Fastly employs authors, pilots, skiers, parents (of humans and animals), makeup geeks, coffee connoisseurs, and more. We love employees for who they are and what they are passionate about.
We’re always looking for humble, sharp, and creative folks to join the Fastly team. If you think you might be a fit please apply! A fully completed application and resume or CV are required when applying.
All job applications must be submitted through our official careers site at www.fastly.com/about/careers. We will never request sensitive information, such as your Social Security number, bank account or credit card information during the application process. All official communication will come from an @fastly.com or @recruiting.fastly.com email address.

Equal Opportunity

Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Fastly is committed to ensuring equal employment opportunity and to providing employees with a safe and welcoming work environment free of discrimination and harassment. Our employment decisions are based on business needs, job requirements and individual qualifications. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, family or parental status, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.
Consistent with the Americans with Disabilities Act (ADA) and federal or state disability laws, Fastly will provide reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact your Recruiter, or the Fastly Employee Relations team at candidateaccommodations@fastly.com or 501-287-4901.
Fastly collects and processes personal data submitted by job applicants in accordance with our Privacy Policy. Please see our privacy notice for job applicants.