Level 3 Communications, Inc

Integration & Test Software Engineer

Level 3 Communications, Inc • $62K — $112K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree or technical diploma in Software, Computer, Electrical, or Systems Engineering, or equivalent experience.
  • 3+ years of experience in software testing, system validation, or similar roles.
  • Hands-on experience with manual software testing and defect documentation.
  • Ability to troubleshoot and debug issues across multi-component systems.
  • Strong understanding of software development lifecycle (SDLC) and validation processes.
  • Analytical problem-solving skills with curiosity and initiative.
  • Bilingual in French and English due to contractual requirements.

Responsibilities

  • Execute system-level software validation and integration tests in various environments.
  • Analyze test results and create structured defect reports for development teams.
  • Perform manual validations while developing automated test cases as needed.
  • Investigate system-level issues, isolating failures and supporting root cause analysis.
  • Collaborate with development and integration teams to ensure system readiness.
  • Support customer-facing validation activities including Factory Acceptance Tests (FAT).
  • Contribute to continuous improvement of validation processes and expand automation coverage.

Benefits

  • Opportunity to progress to an Integration & Test Specialist role.
  • Collaborative work environment with cross-functional teams.
  • Engagement in challenging projects with evolving technologies.
  • Potential travel to customer locations for troubleshooting and support.
Full Job Description
Job Title: Integration & Test Software Engineer

Job Location: Montréal, QC

Job Code: 45011

Job Schedule: Day Shift

Compensation Range: Between $62,500 - $112,500 CDN annually

Essential Functions:
  • Execute system-level software validation and integration tests across multiple environments, including lab setups, simulators, and test platforms.
  • Analyze test results and produce clear, structured defect reports to support efficient resolution by development teams.
  • Perform manual validation activities while developing and maintaining automated test cases where appropriate.
  • Investigate and troubleshoot system-level issues by reproducing problems, isolating failure conditions, and supporting root cause analysis.
  • Act as a technical generalist, contributing across multiple subsystems (e.g., HMI, control systems, communication interfaces) to support integration and validation activities.
  • Support validation of software changes from multiple development teams and assess system-wide impacts.
  • Assist in maintaining and configuring test environments, including system setup, software deployment, and configuration management.
  • Collaborate closely with software developers, system engineers, and integration teams to ensure system coherence and readiness.
  • Support customer-facing validation activities, including Factory Acceptance Tests (FAT), Set-To-Work (STW), and commissioning phases.
  • Participate in on-site troubleshooting and investigation activities when required, including potential travel to customer locations (ships or training systems).
  • Provide timely and structured feedback to internal teams on issues identified during testing or field operations.
  • Contribute to continuous improvement of validation processes, including expanding automation coverage and efficiency.
  • Develop and maintain test procedures, validation documentation, and knowledge artifacts.
  • Take initiative to expand technical knowledge and progressively contribute to integration activities, with a growth path toward an Integration & Test Specialist role.


Qualifications:
  • Bachelor's degree or technical diploma in Software, Computer, Electrical or Systems Engineering, or a related discipline, or equivalent practical experience.
  • 3+ years of relevant experience in software testing, system validation, integration, technical support, or service engineering roles.
  • Hands-on experience executing manual software tests and documenting defects with clear, structured reporting.
  • Demonstrated ability to troubleshoot and debug issues across multi-component systems, including software, configuration, interfaces, and basic hardware interactions.
  • Good understanding of software development lifecycle (SDLC) and validation processes.
  • Strong analytical and problem-solving skills with a high level of curiosity and initiative.
  • Ability to operate as a polyvalent/generalist contributor, capable of understanding multiple subsystems and adapting quickly.
  • Strong written and verbal communication skills, with the ability to clearly document issues and communicate findings to technical teams.
  • Comfortable working in dynamic environments with evolving priorities and incomplete information.
  • Bilingualism (French and English) is required due to contractual requirements.


Preferred Additional Skills:
  • Exposure to scripting or test automation (e.g., Python, Bash, or similar) is considered an asset.
  • Experience with automated testing tools (e.g., TestComplete) is considered a strong asset.
  • Familiarity with system-level environments, including integration platforms, simulators, or lab/test setups is an asset.
  • Experience with communication protocols, networking concepts, or distributed systems is an asset.
  • Experience supporting field activities such as FAT, STW, commissioning, or customer support is an asset.


Eligibility Criteria:
  • Must be eligible for registration with the Controlled Goods Program;
  • Must be eligible to obtain and maintain a government of Canada Reliability status and Secret Level 2/NATO Secret security clearance;


This job is for an existing vacancy

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