Senior Test Engineer - Telecom/SIP

L3Harris Technologies; Ottawa; On-site; CAD 79,000 - 129,000; Full time

Job summary

L3Harris Technologies in Ottawa, ON is seeking a Senior Specialist, Quality Engineering to drive end-to-end quality for hardware, embedded firmware, and application software. You will design test strategies, build automation, and embed quality throughout the SDLC, collaborating with product and engineering teams to ship reliable telecom systems.

The role requires 7+ years of QA experience, strong SIP and performance testing expertise, and hands-on automation with Python.

Qualifications

• 7+ years of hands-on QA experience.
• Proven experience developing test strategies for hardware, firmware, and embedded applications.
• Experience testing telecom systems with SIP and performance testing.
• Strong knowledge of testing methodologies, CI/CD, tools, and processes.
• Proficient in test automation using SIPp, MQTTX, and Python.
• Knowledge of SIP, MQTT, networking systems and protocols.
• Familiarity with Linux environments and command-line usage.
• SCM experience using Jira and Git.
• Strong background in test strategy design, test case management, and defect lifecycle.
• Excellent teamwork, communication, and self-starting skills.

Responsibilities

• Drive the end-to-end quality strategy for projects and releases across hardware, firmware, and software.
• Define test strategies across layers and their interactions.
• Help establish and optimize QA processes aligned with DevOps pipelines and standards.
• Design and maintain test plans, test cases, and automated test suites.
• Collaborate with product and engineering to identify risks and ensure quality throughout SDLC.
• Set up and maintain hardware, operating systems, and networks for testing.
• Manage defect lifecycle and contribute to release quality.

Skills

Quality Assurance

Test strategy

CI/CD

Automation

Python

Jira

Git

Linux

SIP

Performance testing

Team collaboration

Written communication

Education

University degree in Software Engineering or related discipline

Tools

SIPp

MQTTX

Python

Job description

L3Harris is a trusted disruptor in defense technology, delivering end-to-end solutions that connect the space, air, land, sea and cyber domains in support of national security.

Job Title: Senior Specialist, Quality Engineering

Location: Ottawa, ON

Job Code: 40791

Schedule: Day Shift

Compensation: Between $79,000 - $129,000 CDN annually

We're looking for a Senior 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.

Essential Functions

• 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.
• Manage defect lifecycle and contribute to release quality.

Qualifications

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

Preferred Additional Skills

• Experience with automation frameworks and integrating QA into CI/CD pipelines.
• Experience with security testing, such as vulnerability scanning of applications.
• Comfortable working in fast‑paced, agile environments with shifting priorities.

Operational requirements

• Must be eligible for registration to the Controlled Goods Program.
• Must be eligible to obtaining and maintaining the government of Canada’s “Reliability” status and Level 2 (Secret) security clearance.

L3Harris is an equal‑opportunity employer. We consider all applicants without regard to race, national or ethnic origin, colour, religion, age, nationality, ancestry, ethnicity, gender, sex, sexual orientation, gender identity or expression, marital status, family status, genetic characteristics, disability, citizenship status, or conviction for an offence for which a pardon has been granted or in respect of which a record suspension has been ordered, or any other characteristic that is protected by applicable human rights legislation.

L3Harris maintains a drug‑free workplace and conducts pre‑employment drug and alcohol testing and background checks, in accordance with applicable law.