System Engineer 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.

We are looking for Senior Systems Engineering Analysts to join the Headquarters (HQ) Systems Engineering (SE) Team. As a member of the HQ SE team, you will work on the Canadian Armed Forces’ Land Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance and Reconnaissance - Targeting (C5ISR-T) program. The C5ISR-T system provides the Armed Forces with a highly integrated tactical system comprised of communication systems such as radios and telephony, core networking systems that connect intelligence and surveillance assets, battle management systems that enable streamlined operations, and information management systems that process large amounts and types of data. The HQ SE team plays a key role in defining detailed design of the C5ISR-T “Headquarters” systems.

Based in either our Ottawa or Calgary facility, the ideal candidate would undertake a number of different initiatives, including (but not limited to) developing system requirements, modelling the system using MBSE techniques, and contextualizing the operational use cases of the system.

Key Responsibilities:

• Work with the customer, the Department of National Defence (DND) to elicit and define System requirements and desired capabilities.
• Develop activity, sequence, use case, and block definition diagrams to describe mission scenarios and use cases.
• Develop system requirements, interface specifications, and end-to-end information flows.
• Manage the traceability of higher-level requirements to lower-level requirements and to test artifacts.
• Utilize Model-Based Systems Engineering (MBSE) techniques to develop Operational and System Views according to DNDAF and UAF.
• Support testing activities including verification and validation of requirements, reviewing test cases, and producing Verification Cross Reference Matrices (VCRMs).
• Present status updates and conduct reviews with internal and external stakeholders.
• Assume responsibility for deliverables and work products, and ensure you are meeting program commitments and achieving program milestones.

 What You Need to Have to Succeed

• Bachelor’s degree or equivalent in Computer Science, Engineering, or applicable scientific discipline is required. 
• 7-10+ years of applicable system engineering or related experience.
• Experience working with complex systems.
• Extensive experience deriving, writing, and linking requirements in a database.
• Experience utilizing MBSE techniques and tools to model complex systems.
• Demonstrated initiative and strong verbal and written communications skills.
• The ability to work effectively both independently and in a team environment.
• Passion for mentorship and sharing knowledge.
• Demonstrated capability of meeting commitments and delivering high quality work products.
• Knowledge of the trends in the needs of the military and of the operational context of deployed soldiers

What Makes You Stand Out

• Experience developing cloud-based networks and infrastructure.
• Experience with the automation of server builds and deployment.
• Experience with system security for networks, endpoints, and application/data levels.
• Experience designing virtualization and containerization systems.
• Service (Reserve or Regular) in any branch of the Canadian Armed Forces.
• Experience with Agile ceremonies and work execution techniques (Scrum, PI Planning, Story Points, etc.).
• Extensive knowledge of Systems Engineering standards and best practices (such as INCOSE).
• Experience working with or familiarity with AI/ML models
• Experience working with a government customer in a direct or indirect capacity.

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

The expected Salary range for this position is $90,000 - $120,000 CAD Annual. Our goal is to provide a fair, competitive offer based on an assessment of: Qualifications, Relevant experience, Technical and non-technical skills, Education and certifications as well as internal equity.

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.