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About the Role

CSOC Engineers leverage Fastly's security product suite to provide real-world security insights and address internet-scale threats. They serve as the primary escalation point for SOC Analysts, focusing on training, mentoring, process improvements, data analysis, and security tooling to advance products and capabilities.

Responsibilities

• Handle escalations related to monitoring and analyzing customer activity, including identifying layer 3/4 DDoS attacks, account-takeover, bot attacks, and other malicious web traffic.
• Design, build, and support tooling for security analysts.
• Work with highly scalable distributed systems and world-class engineers.
• Configure traffic policing and shaping to throttle malicious traffic.
• Identify and mitigate UDP Floods, ICMP Floods, and Reflection/Amplification attacks.
• Identify and mitigate TCP SYN Floods, ACK Floods, RST Floods, and TCP state exhaustion attacks.
• Gather requirements and develop Security Monitoring Systems and troubleshooting tools.
• Ensure customer security by providing outstanding response to security issues.
• Provide deep application-security experience on escalated cases from customers and automated systems.
• Conduct continuous improvement work and research to enhance customer security products and operations.
• Contribute to processes and policies that scale the organization.
• Create, test, and deploy security content (e.g., WAF rules) in response to CVEs and emerging threats.
• Provide guidance, mentoring, and training for new Security and Customer Support Engineers.
• Create and review reporting for customers on security services.
• Troubleshoot and resolve issues related to Kubernetes deployments and management.
• Provide support for next-generation web application firewalls, including troubleshooting and performance optimization.
• Actively participate in sprint planning, deliver committed tasks on time with quality code, collaborate with team members, communicate blockers, and contribute to continuous improvement.
• Manage CSOC tool-related escalations and troubleshooting.

Requirements

• At least 3+ years of related experience in Network Security, Network Engineering, or Network Support roles.
• Experience with CDNs, Cloud, and/or internet infrastructure products is ideal.
• Understanding of stateless communication, fragmentation, and amplification vectors (DNS, NTP, CLDAP, SSDP).
• Strong knowledge of BGP (Border Gateway Protocol).
• Proficiency with IPv4/IPv6 addressing, subnetting, ICMP types/codes, and GRE tunneling.
• Strong infosec background with strong knowledge and practical skills in application security.
• Strong knowledge of core internet technologies like DNS, HTTP & TLS and how to debug with common tools.
• Some software development skills/experience in Python, Go, Rust, or JS.
• Experience in security operations or technical support.
• Detection engineering experience – developing content for security products and services (e.g., WAF rules).
• Experience with application server technologies and frameworks.
• Ability to work with limited supervision.
• Ability to mentor the team on security knowledge.
• Fluent spoken and written English.
• Focus on delivering exceptional customer experiences.
• Hands-on experience with enterprise routers and switches is ideal.
• Experience with NetFlow/sFlow/IPFIX analysis using tools like Kentik, ElastiFlow, or NFSen for anomaly detection is ideal.
• Analysis with log visualization tools (Grafana, Prometheus, Looker, Splunk, Elastic/ELK, or others) is ideal.
• Experience working in a SOC or Incident Response Team is ideal.
• Experience with Apache/NGINX/IIS or other web server platforms is ideal.
• Cloud ecosystem knowledge and experience (AWS, GCP, or similar) is ideal.
• Unix/Linux or Windows system administration is ideal.
• Experience with systems configuration management and/or orchestration tools is ideal.
• A fully completed application and resume or CV are required when applying.

Skills

• Network Security
• Network Engineering
• Network Support
• CDN
• Cloud
• Internet Infrastructure
• Stateless Communication
• Fragmentation
• Amplification Vectors (DNS, NTP, CLDAP, SSDP)
• BGP
• IPv4/IPv6 Addressing
• Subnetting
• ICMP Types/Codes
• GRE Tunneling
• Infosec
• Application Security
• DNS
• HTTP
• TLS
• Debugging Tools
• Python
• Go
• Rust
• JS
• Security Operations
• Technical Support
• Detection Engineering
• WAF Rules
• Application Server Technologies
• Web Server Platforms
• Kubernetes
• Web Application Firewalls
• Mentoring
• Customer Experience
• Enterprise Routers
• Enterprise Switches
• NetFlow/sFlow/IPFIX Analysis
• Log Visualization
• SOC
• Incident Response
• Apache
• NGINX
• IIS
• AWS
• GCP
• Unix/Linux Administration
• Windows System Administration
• Systems Configuration Management
• Orchestration Tools

Location

• Remote
• San Francisco, CA
• New York, NY

Work Type

• Remote
• Hybrid

Experience Level

• 3+ years of related experience

Salary/Compensations

• $142,630.00 to $201,348.00

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
• 12 paid company wellness days

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.
• 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.

Equal Opportunity

• 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.