Calix · 20 hours ago
Principal Network Security Engineer (Cloud)
San Jose, CA
Full-time
Hybrid
Lead/Staff
$183K/yr - $310K/yr
10+ years expCalix provides the cloud, software platforms, systems and services required for communications service providers to simplify their businesses, excite their subscribers and grow their value. Calix is seeking a highly skilled and experienced Principal Network Security Engineer to lead the design, implementation, and management of advanced network security solutions within their Cloud environment.
AnalyticsInformation TechnologyInfrastructureInternetSoftwareTelecommunicationsVoIP
Responsibilities
Lead the architecture, deployment, and optimization of network security controls and solutions in Google Cloud Platform (GCP) environments
Design and implement security policies, segmentation strategies, firewalls, and access controls to protect cloud-based assets
Collaborate with the Cloud Platform Engineering, SRE, and Application teams to integrate security into cloud-native solutions and workflows
Perform risk assessments, vulnerability analysis, and threat modeling for cloud networks
Monitor, analyze, and respond to security incidents and anomalies within GCP networks, leveraging SIEM/SOAR/XDR/NGFW/DLP and other security tools
Develop and maintain automation scripts and infrastructure-as-code (IaC) for consistent security deployment and compliance
Ensure adherence to regulatory/compliance requirements (e.g., SOC2, ISO27K, GDPR) and internal policies for cloud network security
Mentor and provide technical leadership to junior engineers and cross-functional teams
Stay current with emerging cloud security technologies, trends, and threats
Contribute to the development of security standards, best practices, and documentation for Calix Cloud environments
Qualification
Required
Bachelor's or Master's degree in Computer Science, Information Security, Engineering, or related field
10+ years of experience in network security engineering, with at least 3 years focused on cloud environments, preferably Google Cloud Platform
Expert knowledge of cloud networking concepts (VPC, subnets, load balancers, NGFW, VPN, interconnect etc.)
Proficiency in cloud security tools and services (Identity-Aware Proxy, Cloud IAM, Security Command Center, SecOps, DLP etc.)
Strong understanding of TCP/IP, routing, firewalls, IDS/IPS, zero trust, and segmentation strategies
Experience with automation and scripting (Python, Terraform/OpenTofu, etc.)
Solid grasp of security frameworks and compliance standards relevant to cloud environments
Excellent analytical, problem-solving, and communication skills
Relevant certifications (e.g., Google Professional Cloud Security Engineer, CISSP, CCSP) highly desirable
Preferred
Experience designing and operating secure cloud environments – preferably Google Cloud
Knowledge of container security (Kubernetes, GKE) and microservices architectures
Strong leadership and project management capabilities
Ability to evangelize security best practices and influence organizational change
Benefits
This role may be eligible for a bonus
Company
Calix
Calix provides the cloud, software, systems and services for service providers to simplify business, excite subscribers and grow value
1001-5000 employees
H1B Sponsorship
Calix has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (37)
2024 (22)
2023 (25)
2022 (31)
2021 (19)
2020 (7)
Funding
Current Stage
Public CompanyTotal Funding
$100M2010-03-24IPO
2009-08-31Series Unknown· $50M
2003-02-07Series E· $50M
Leadership Team
Michael Weening
President and CEO, Member of the Board
Cory Sindelar
Chief Financial Officer
Recent News
MarketScreener
2025-12-15
2025-12-11
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