Senior Test Engineer - Telecom/SIP

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Senior Specialist, Quality Engineering Job Location: Ottawa, ON Job Code: 40791 Job

We're looking for a Senior Embedded Test Engineer to drive quality for products spanning hardware, embedded firmware, and application software. You'll design test strategies, build automation, and embed quality throughout the SDLC, working closely with product and engineering teams to ship reliable telecom systems.

• Drive the end-to-end quality strategy for your projects and releases, covering integration, business acceptance, performance, security, operability, and deployment verification;

• Define test strategies across hardware, firmware, and application layers, including their interactions;

• Help establish and optimize QA processes, ensuring alignment with engineering delivery practices, DevOps pipelines, and organizational standards;

• Design and maintain test plans, test cases, and automated test suites;

• Partner with product and engineering stakeholders to proactively identify risks, scope impacts, and ensure quality is embedded throughout the SDLC;

• Set up and maintain the computer hardware, operating systems, and networks needed to support testing; and

• Manage defect lifecycle and contribute to release quality.

• University degree in Software Engineering or a related discipline, or equivalent experience;

• 7+ years of hands-on QA experience;

• Proven experience developing test strategies for products spanning hardware, firmware, and embedded applications in a full-lifecycle product development environment;

• Proven expertise testing telecom systems, with emphasis on SIP and performance testing;

• Strong knowledge of testing methodologies, CI/CD, tools, and processes;

• Proficient in test automation using tools such as SIPp, MQTTX, and Python;

• Knowledge of SIP, MQTT, networking systems, and protocols;

• Familiarity with Linux environments, including command-line usage;

• SCM experience using Jira and Git;

• Strong background in test strategy design, test case management, and defect lifecycle;

• Excellent team player with strong interpersonal and written communication skills;

• Self-starter able to work with minimal supervision and to tight deadlines;

• Highly detail-oriented and analytical, with strong problem-solving skills and

• Passionate about building products with exceptional user experience and reliability.

Preferred Additional Skills

• Experience with automation frameworks and integrating QA into CI/CD pipelines;

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