Staff QA Software Engineer

Entangled Future; Santa Clara (CA); Hybrid; USD 140,000 - 210,000; Full time

Job summary

IonQ in Santa Clara, CA is hiring a Staff QA Software Engineer to own quality for our SaaS-based Quantum Security Posture Management platform. This lead-level, full-time role focuses on rigorous, product-level testing—functional correctness, regression coverage, and automation.

You will design, write, and execute detailed test cases for features such as network discovery, topology mapping, policy analyses, posture scoring, alerting, and reporting.

Qualifications

• Minimum 10+ years of QA/testing experience in SaaS or enterprise infrastructure products.
• Strong knowledge of Layer 2/Layer 3 networking concepts.
• Foundational security knowledge including firewall policies and security best practices.
• Experience with manual and automated testing tools (Selenium, Playwright, Postman/Newman) and defect tracking (Jira).

Responsibilities

• Design, write, and execute detailed test cases and test plans for platform features (network discovery, topology mapping, posture scoring, alerting, reporting).
• Perform functional, regression, integration, and API testing across releases.
• Collaborate with developers to catch defects early and ensure quality in every release.

Skills

QA/testing experience

Networking basics

Security fundamentals

Manual testing

Automated testing

REST API testing

Scripting (Python, Bash)

GNS3/EVE-NG knowledge

Cloud networking (AWS/Azure)

Issue tracking (Jira)

Tools

Selenium

Playwright

Postman

Newman

Jira

Job description

Staff QA Software Engineer at IonQ, Santa Clara, California, United States (remote). A lead-level full time position in the Quantum Platform - Network & Security team, listed under software engineering.

About IonQ: IonQ, Inc . [NYSE: IONQ] is the world's leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ's newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance . Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before. Location: This role is based at our Santa Clara, CA office, with the option to work a few days a week remotely. Travel: Up to 15%, domestic or international. Job ID: 1913 The Role: We're hiring a QA Engineer to own quality for our SaaS-based Quantum Security Posture Management platform. This role is focused on rigorous, product-level testing - functional correctness, regression coverage, and automation - for a platform that models Layer 2/Layer 3 networks and evaluates security posture. You'll work closely with developers to catch defects early and build confidence in every release. Responsibilities : Design, write, and execute detailed test cases and test plans for platform features: network discovery, topology mapping, policy/rule analysis, posture scoring, alerting, and reporting. Perform functional, regression, integration, and API testing across release

Requirements

• 10+ years of experience in software QA/testing, ideally for SaaS or enterprise infrastructure products.
• Working knowledge of Layer 2/Layer 3 networking (VLANs, subnetting, routing protocols, ACLs, NAT, firewall logic).
• Foundational security knowledge - firewall policies, segmentation, common vulnerabilities/misconfigurations.
• Experience with manual and automated testing (e.g., Selenium, Playwright, Postman/Newman) and defect tracking tools (Jira, etc.).
• Comfortable testing REST APIs and validating JSON/data payloads.
• Strong attention to detail and ability to write clear, reproducible bug reports.
• Scripting experience (Python, Bash) for test automation.
• Experience with virtual network labs (GNS3, EVE-NG) or cloud networking (AWS VPC, Azure VNet).

Nice to Have

• Scripting experience (Python, Bash) for test automation.
• Experience with virtual network labs (GNS3, EVE-NG) or cloud networking (AWS VPC, Azure VNet).
• Exposure to CI/CD pipelines and test integration.
• Certifications such as ISTQB, CCNA, or Security+.