System Integration Developer Jobs in Ottawa, ON (NOW HIRING)

Build bold. Deliver impact. Win together.

At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve.

If you’re looking for meaningful work that contributes to a safer, more secure world, you’ll find purpose here. Every day, your skills will directly impact programs that matter.

General Dynamics Mission Systems-Canada is hiring for System Integration Verification & Validation in Ottawa for our Air & Naval (A&N) division. Our A&N team delivers advanced systems integration for defense applications across air and naval platforms. Our software solutions support mission-critical functions, including data management, acoustic and sonar processing, and simulation and training environments. These systems contribute directly to improving operational effectiveness, situational awareness, and decision-making capabilities for defense partners around the world.

The ideal candidate enjoys hands on work and testing systems and software. You have strong attention to detail and problem solving. You are determined to deliver quality systems that will perform as intended. 

Responsibilities include:

• Review requirement specifications, interface control documents, design documents, and use cases to develop test cases for software and integration verification & validation.
• Prepare and review verification test procedures and reports.
• Perform integration and verification in labs, including preparing and executing test cases, analyzing results, and documenting findings.
• Prepare, analyze, and track defect reports.
• Map test cases as required and generate/maintain test scripts for automated testing.
• Participate in the System Technical Review Board and engage in reviews, inspections, and audits.
• Contribute to continuous improvement initiatives and expand knowledge of the latest technologies, products, and market trends relevant to your area of work.
• Report progress and status, share knowledge, and present ideas to colleagues.
• Perform other related duties as assigned.

• Bachelor’s degree or equivalent in Computer Science, Engineering, or an applicable scientific discipline.
• Minimum of 2+ years of relevant experience in defining, developing, and executing integration or qualification tests, with an understanding of interdependencies and interactions between subsystems.
• Experience in the investigation, recommendations, and resolution of defects, as well as with integration and verification systems.
• Proficiency in test plan, procedure, and report preparation.
• Familiarity with requirements management tools and systems engineering processes.
• Strong problem-solving skills and the ability to conduct analysis leading to sound conclusions.
• Enthusiastic contributor, willing to learn, and takes pride in ownership of work.
• Experience working with or familiarity with AI/ML models is preferred.

It is a requirement that General Dynamics Mission Systems-Canada be registered with the Canadian Controlled Goods program and that all of its workforce be security assessed. Successful applicants must meet all applicable security requirements, including but not limited to the ability to obtain and maintain a Canadian government security clearance. Applicants may be required to meet additional security requirements in order to gain access to technical data, classified areas or information that is subject to international regulations. You must be eligible to work in Canada.

What We Offer 
The hiring range for this position is $75,000 - $105,000 CAD annual. Our goal is to provide a fair and competitive offer based on an assessment of internal equity and your qualifications, including:

• Relevant experience
• Technical and non-technical skills
• Education and certifications

Benefits
As a full-time employee at General Dynamics Mission Systems–Canada, you’ll enjoy a competitive total rewards package that supports your professional and personal well-being:

• Comprehensive medical, dental, and vision coverage for you and eligible dependents from day one (no cost), including flexible benefits options (HCSA) emergency travel insurance, and 24/7 virtual care services.
• Employee & Family Assistance Program (EFAP), onsite fitness facilities, and employee resource groups.
• Defined Contribution Pension Plan with employer contributions after 3 months, RRSP access from day one, and financial planning support.
• Flexible time off including vacation, holidays, parental leaves with top-up options, sick leave, and disability programs.
• Career development through learning platforms, educational assistance, mentoring, and reimbursement of professional memberships.
• Additional perks such as employee discounts, free onsite parking, social clubs, and an annual scholarship program for employees’ children.

Why join us?

• Purposeful Innovation: You’ll work on innovations that genuinely make a difference. You’ll apply advanced thinking, design expertise, and practical problem-solving to help equip military and allied forces with leading-edge systems. You’ll be surrounded by some of the brightest minds in the defence sector, contributing to next-generation technologies in an environment that celebrates creativity, new ideas, and modern solutions.
• Connection: We believe people do their best work when they feel they belong, and their ideas can flourish. Different perspectives, experiences, and ways of thinking help us innovate and grow. Strong relationships with our teammates help us unite, overcome challenges, and deliver the world-class quality we’re known for. Here, we are committed to inclusivity and ensures every individual feels valued, respected, and empowered.
• Challenging and Rewarding Career Pathways: Your career path matters to us. From mentorship and regular check-ins with your leader to educational support, professional certifications, and continuous training, you’ll have the resources you need to thrive. We encourage internal mobility so you can explore different business areas, broaden your skillset, and expand your network. You’ll be working on high-profile, impactful projects that challenge your skills, expand your expertise, and allow you to both learn from mentors and guide others along the way.

Accommodation 
If you require accommodation during any stage of the application process, please contact Human Resources via recruitment@gd-ms.ca.

Closing Date
We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.