System Test Engineer (COTS)

Ottawa, ON
Hybrid
Posted Oct 10, 2026
1 position

Opens LinkedIn

Employment type: Contract
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Office presence: 3 days per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Develop and execute test plans, protocols, and cases for COTS solutions and integrated software and hardware systems, including support for UAT, OAT, and related validation activities. Analyze test coverage and requirements traceability, coordinate with suppliers and stakeholders, and report test metrics, findings, and recommendations to management.

Job details

Title: System Test Specialist Location: Ottawa - 3x a week on-site (not flexible) Duration: 10-month contract Experience validating commercial off-the-shelf (COTS) solutions and integrated systems that support operational, mission-critical, industrial, transportation, defence, simulation, training, or other real-time user-driven environments involving multiple vendors, systems and stakeholders. Experience supporting User Acceptance Testing (UAT), Operational Acceptance Testing (OAT), or equivalent validation and verification activities. Knowledge, Skills and Experience: Knowledge and experience with system testing, test engineering principles and validation of large-scale projects for software and hardware. Experience using Azure DevOps for requirements management, test management, defect tracking and reporting. Experience working with third party suppliers, ensuring adherence to project requirements and quality standards. Ability to develop and execute on test plans/protocols/cases, and report on the test analysis/metrics and provide recommendations to management/supervisors. Analyze and identify test coverage gaps and missing links between requirements and tests, including test procedures developed by other testers. Skill in professional discussions with internal customers, external vendors and management. Skill in writing clear, cohesive, and concise documentation that is easily understandable by colleagues, management, and clients. Skill in communicating clearly in conversation and in presentations to both technical and non-technical staff and management. Knowledge of test maturity models such as TMMI.

What you’ll do

Requirements

Experience validating COTS solutions and integrated systems in complex, mission-critical or real-time environments, along with experience supporting UAT, OAT, or equivalent verification activities. Requires knowledge of system testing and test engineering, Azure DevOps, supplier quality oversight, test analysis and documentation, stakeholder communication, and test maturity models such as TMMI.