Sr. Software Test Engineer - Versa Messaging Server (VMS)

Company: Versa Networks
Location: Santa Clara
Posted on: February 1, 2026

Job Description:

At Versa Networks, were revolutionizing the way businesses connect, secure, and optimize their networks. Our mission is to secure anywhere, anytime access to anything. As a leader in Secure SD-WAN, SSE (Secure Service Edge), SASE (Secure Access Service Edge) and Next-generation Managed Services, we are empowering organizations across the globe to transform their IT infrastructure for the modern cloud era. Our innovative products enable enterprises to deliver a seamless, scalable, and secure digital experience, no matter where their users, devices, or applications are located. Founded by industry veterans and backed by premier venture capital firms, Versa is a market leader driving innovation and growth as it positions itself for a future IPO. We believe in fostering a culture of innovation, collaboration, and customer success. Our team is comprised of passionate, forward-thinking professionals dedicated to driving the future of networking technology. We encourage creativity, offer opportunities for growth, and provide a dynamic environment where our people can thrive and make an impact. At Versa Networks, we don’t just build products – we build relationships, elevate businesses, and shape the digital future. Join us and be part of a fast-paced, cutting-edge company thats making a real difference in how the world connects and communicates. Job Summary Versa Networks is seeking a highly motivated and technically strong Software Test Engineer to validate, scale, and ensure the reliability of the Versa Messaging Server (VMS) platform built on Versa’s carrier-grade networking and security solutions. In this role, you will work as part of a high-performing engineering team responsible for delivering mission-critical infrastructure to global service providers and enterprises. You will design and execute comprehensive test strategies, validate large-scale deployments, and collaborate closely with development teams to ensure the quality, scalability, and resilience of the VMS solution. Responsibilities Design, develop, and execute comprehensive test plans and test cases for Versa Messaging Server (VMS) services and features. Perform functional, regression, scale, high availability, and endurance testing across VMS and integrated Versa components. Validate end-to-end workflows between VMS and other Versa platforms. Identify, document, and track defects with detailed reproduction steps; verify and validate fixes. Replicate complex customer-reported issues in lab and scale environments. Build and manage scale test environments by deploying Versa components and supporting infrastructure. Deploy, configure, administer, and troubleshoot Kubernetes clusters in on-premises environments. Operate and test distributed database systems (e.g., Cassandra, MongoDB, CockroachDB) in Kubernetes, ensuring high availability, data consistency, and performance. Validate Kubernetes security best practices, including RBAC, secrets management, Pod Security, and network policies. Monitor and tune Kubernetes workloads for performance, stability, and reliability. Test backup, restore, disaster recovery, and upgrade scenarios for VMS deployments. Collaborate closely with development teams to design scalable architectures and troubleshoot performance and scale issues. Develop automation for VMS features across Windows, macOS, and Linux agents. Write and maintain automation scripts using Bash and Python. Create technical documentation and knowledge articles and publish them to the Versa internal and customer portals. Contribute across multiple Versa solutions, addressing problems of diverse scope and complexity. Qualifications Minimum Qualifications Bachelor’s degree (or foreign equivalent) in Computer Science, Computer Engineering, Electrical Engineering, or a related field. Minimum 5 years of progressive post-baccalaureate experience as a Software Test Engineer, Software QA Engineer, Software Engineer, or related role. Strong analytical and troubleshooting skills for diagnosing complex server, network, and distributed system issues. Solid understanding of the TCP/IP protocol suite and network security concepts, including: Stateful Firewall (SFW), Next-Generation Firewall (NGFW) IPsec VPN, SSL-VPN, and NAT Strong working knowledge of Linux/Unix environments. Proficiency in scripting languages such as Bash and Python. Understanding of Kubernetes architecture, security logs, and vulnerability management. Minimum 3 years’ experience with the following: Networking fundamentals, including routing protocols such as OSPF and BGP. Container technologies such as Docker or Podman, and container orchestration using Kubernetes. Testing distributed databases deployed in Kubernetes, including: StatefulSets Persistent Volume Claims (PVCs) Dynamic volume provisioning Backup, recovery, scaling, and clustering techniques User authentication and authorization mechanisms, including: LDAP, RADIUS, SAML, Certificate-based authentication Multi-Factor Authentication (MFA) Experience with Windows system internals and diagnostic tools. Preferred Qualifications Experience testing carrier-grade or cloud-native networking/security platforms. Hands-on experience with large-scale, high-availability, and multi-tenant environments. Familiarity with CI/CD pipelines and test automation frameworks. Strong communication skills and ability to collaborate across cross-functional teams. Location: Santa Clara, CA *Applicants must be authorized to work in the US The pay range for this position at commencement of employment in California, Washington, or New York City is expected in the range of $170,000 to $210,000. A candidate’s specific pay within this range will depend on a variety of factors, including job-related skills, training, location, experience, relevant education, certifications, and other business and organizational needs. Why Versa? At Versa Networks, we believe in taking care of our people – both professionally and personally. We offer a comprehensive benefits package designed to support the well-being, growth, and work-life balance of our employees. When you join our team, you can expect: Competitive Salary & Incentives: We offer a competitive compensation package with and pre-IPO equity to reward your hard work and dedication. Health & Wellness: Comprehensive medical, dental, and vision insurance plans to ensure you and your family stay healthy and covered. Paid Time Off (PTO): Enjoy a generous PTO policy that includes vacation days, sick leave, and paid holidays to recharge and take care of personal matters. Flexible Work Environment: We understand the importance of work-life balance. Enjoy the flexibility of remote work, and hybrid option to create the work schedule that works best for you. Professional Development: We believe in continuous learning. Access to training, certifications, and educational resources to help you grow in your career and stay ahead of industry trends. Employee Recognition: We celebrate achievements both big and small, with regular recognition programs and awards that highlight your contributions to our collective success. Collaborative Culture: Be part of a dynamic, inclusive, and supportive team where innovation and collaboration are at the heart of everything we do. Parental Leave: Generous parental leave policies to support you during lifes important moments. At Versa Networks, our benefits are designed to help you thrive both inside and outside the office. Join us and experience a rewarding, fulfilling career in a supportive environment that values your health, happiness, and success. Versa Networks is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected characteristic. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Keywords: Versa Networks, Napa , Sr. Software Test Engineer - Versa Messaging Server (VMS), IT / Software / Systems , Santa Clara, California