Network Security Device Vulnerability Tester

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We’re a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

How You Will Contribute:

This position will report to the RSP Security QA Team within Ciena’s Engineering organization. Our team is responsible for ensuring the security, compliance, and vulnerability resilience of Ciena’s networking software and hardware. In this role, you will create new test plans, execute test cases, validate compliance with standards and protocols (including MACSec), track testing progress, and automate test cases to improve testing velocity. You will support Ciena’s vision of delivering trusted, secure, and resilient network infrastructure for mission critical environments.

Our team’s role:

• Enhancing security coverage by validating features such as MACSec, TLS/SSL, and authentication mechanisms on Ciena network devices.
• Automating test execution using Linux-based scripting tools (e.g., curl, ssh, bash) to accelerate test cycles and reduce manual overhead.
• Supporting compliance efforts by executing FIPS and Common Criteria tests to ensure our platforms meet government and industry security requirements.
• Providing timely insights by tracking and reporting test progress, raising security findings, and collaborating with development and QA teams to resolve issues efficiently.

The Must Haves:

• 7+ years of experience
• Linux Systems Administration Proficient in system configuration, hardening, and performance tuning.
• Skilled in shell scripting and automation using tools like bash, curl, scp, and ssh for secure remote access and scripting.
• Automation scripting in Python
• Security Protocol Testing Deep understanding of TLS, SSL, MACSec, and IPSec protocols.
• Experience testing secure data transmission and key exchange mechanisms across different network topologies.
• Network Protocol Testing (L2/L3)
• Strong knowledge of Ethernet, IPv4/IPv6, OSPF, BGP, STP, VLAN, and routing/switching protocols.
• Validated functional and security aspects of protocol implementations on networking gear.
• Vulnerability Assessment Experience using tools such as Nessus and NMAP for vulnerability scanning, CVE validation, and compliance checks.
• Secure Remote Access Familiar with secure remote connection techniques and tools to access, test, and monitor devices under test (DUTs) across isolated and production-like lab environments.

Nice to Haves:

• OS: Linux (Ubuntu, CentOS, Red Hat), Unix
• Tools: Ixia and Spirent
• Protocols: MACSec, TLS/SSL, SSH, IPSec, SNMP, BGP, OSPF
• Standards: FIPS, Common Criteria, NIST, STIG
• Authentication & Encryption Hands-on experience with multi-factor authentication, PKI infrastructure, certificate validation, and testing encryption algorithms (AES, RSA, etc.) in embedded devices.
• Experience using tools such as Trivy, OpenVAS, and custom Linux scripts for vulnerability scanning, CVE validation, and compliance checks. Codenomicon fuzzing tool

Pay Range:

The salary range for this role in Ottawa is $115, 700 - $142, 300

Not ready to apply? Join our Talent Community to get relevant job alerts straight to your inbox.

At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard.  Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.