Staff Software Engineer- Network Systems

Company Description
It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500®. Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But this is just the beginning of our journey. Join us as we pursue our purpose to make the world work better for everyone.
Job Description
What you get to do in this role:

• Build and maintain robust software systems using Python, Go or Java.
• Apply deep knowledge of software design patterns, data structures, algorithms, and testing methodologies to deliver scalable, high-quality solutions.
• Lead and optimize CI/CD pipelines using GitLab CI, GitHub Actions, Jenkins, and Infrastructure as Code tools like Terraform and Ansible.
• Automate deployments and manage releases, including rollback strategies and progressive delivery techniques such as canary and blue-green deployments.
• Design and secure containerized applications using Docker or Podman, leveraging multi-stage builds, image scanning, and service mesh technologies like Envoy.
• Solve complex networking challenges across TCP/IP, DNS, HTTP/HTTPS, and routing protocols such as BGP and OSPF.
• Troubleshoot and optimize network performance using tools like Wireshark, curl, dig, and manage load balancing with NGINX, Envoy, F5, and cloud-native solutions.
• Integrate programmable infrastructure and network automation into modern DevOps workflows.

Qualifications
To be successful in this role you have:

• 5+ years of software development experience with proficiency in at least two programming languages (Python, Go, Java) including understanding of software design patterns, data structures, algorithms, and testing methodologies
• Expert-level CI/CD and Infrastructure as Code experience using GitLab CI, GitHub Actions, Jenkins, Terraform, Ansible, with hands-on deployment automation, release management, and rollback strategies
• Deep containerization expertise with Docker/Podman including multi-stage builds, security scanning, optimization, and service mesh technologies (Envoy) for microservices communication
• Solid TCP/IP networking foundation including IPv4/IPv6, DNS, HTTP/HTTPS protocols, routing protocols (BGP, OSPF), and network security concepts (firewalls, VPNs, TLS/SSL)
• Practical load balancing and network troubleshooting experience with NGINX, Envoy, F5, cloud load balancers, plus proficiency using Wireshark, curl, dig, and network debugging utilities
• Network automation and programmable infrastructure familiarity with experience integrating network components into modern DevOps workflows
• Cloud platform expertise with hands-on experience in at least one major platform (AWS, Azure, GCP) including compute, storage, networking services, cost management, and multi-environment strategies
• Comprehensive monitoring and observability skills using Prometheus, Grafana, Splunk, ELK stack for metrics collection, alerting, log aggregation, and distributed systems correlation
• Chaos engineering and reliability practices with knowledge of testing principles, change management processes, and feature flag/toggle implementations
• Experience with modern deployment patterns including progressive delivery techniques (canary deployments, blue-green, A/B testing) and cloud-native observability

Additional Information
Work Personas
We approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to ServiceNow employees depending on the nature of their work. Learn more here .
Equal Opportunity Employer
ServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, national origin or nationality, ancestry, age, disability, gender identity or expression, marital status, veteran status, or any other category protected by law. In addition, all qualified applicants with arrest or conviction records will be considered for employment in accordance with legal requirements.
Accommodations
We strive to create an accessible and inclusive experience for all candidates. If you require a reasonable accommodation to complete any part of the application process, or are unable to use this online application and need an alternative method to apply, please contact [email protected] for assistance.
Export Control Regulations
For positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by relevant export control authorities.
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