Sr Software Engineer Java Jobs in Ottawa, ON (NOW HIRING)

Job Title: Sr Software Engineer

Job Description

Join a high-impact engineering team developing on-board payload software for a satellite program. In this role, you design, implement, and maintain embedded software running on Linux-based systems, contribute to networking and communication features, and help build tools and frameworks that improve product quality and engineering efficiency. You work closely with cross-functional teams to deliver robust, high-performance software for one of the largest space programs in Canadian history, in a long-term consulting engagement.

Responsibilities

• Design, develop, and maintain embedded software modules for on-board payload systems using modern C++ in a Linux environment.
• Lead new feature and new functionality development from concept through implementation, integration, and deployment.
• Assist in the implementation of networking solutions, ensuring reliable and efficient communication between software components and systems.
• Contribute to the development of internal software tools, libraries, and frameworks that enhance product quality, maintainability, and development efficiency.
• Participate in code reviews, providing constructive feedback and ensuring adherence to coding standards, best practices, and performance requirements.
• Collaborate with the team to troubleshoot, diagnose, and resolve software defects and technical issues in embedded and networking contexts.
• Support the integration of software components on Linux operating systems, including configuration, build, and deployment activities.
• Assist in the testing and validation of software features, ensuring functionality, performance, and reliability meet specified requirements.
• Work closely with cross-functional teams, including product managers and other engineering disciplines, to understand requirements and contribute to technical discussions and solution design.
• Maintain clear, organized, and up-to-date documentation of software designs, interfaces, processes, and development tasks.
• Apply knowledge of networking protocols such as Ethernet, TCP/IP, and UDP when designing and implementing communication features.
• Collaborate on the use and integration of technologies such as gRPC, STL, and satcom-related components where applicable.

Essential Skills

• 9–15 years of professional software engineering experience at a Sr level.
• Strong experience in embedded software development on Linux-based systems.
• Proficiency in modern C++ (e.g., C++11, C++14, C++17, C++20), including STL.
• Proven experience delivering new features and new functionality from start to finish in complex software systems.
• Solid understanding of basic networking protocols such as Ethernet, TCP/IP, and UDP.
• Experience with embedded systems and embedded software, particularly in networking or communications-focused applications.
• Hands-on experience with Python for scripting, tooling, or test automation.
• Familiarity with version control and collaborative development using GitLab or GitHub.
• Experience working with routers and switches or similar networking equipment.
• Ability to troubleshoot and resolve software defects in embedded and networked environments.
• Strong software engineering and software design skills, including clean code practices and maintainable architecture.
• Ability to participate effectively in code reviews and uphold coding standards.
• Comfort working on-site in a collaborative team environment for the majority of the work week.

Additional Skills & Qualifications

• Experience with MPLS is a strong nice-to-have but not mandatory.
• Exposure to gRPC-based communication and related tooling.
• Experience or interest in satellite communications (satcom) or aerospace-related systems.
• Experience contributing to or building software tools, libraries, and frameworks that support other developers.
• Familiarity with large-scale, long-term engineering projects and consulting engagements.
• Ability to create and maintain clear technical documentation.
• Strong communication and collaboration skills when working with cross-functional teams.
• Comfort working in a fast-growing, high-visibility program environment.

Work Environment

This role is based on-site in downtown Ottawa in a modern office environment. You work primarily in an embedded Linux and networking-focused software engineering setting, using technologies such as modern C++, Python, GitLab or GitHub, gRPC, STL, and various networking protocols and equipment. The position follows a hybrid schedule with four days per week in the office and one day remote (Wednesday). You collaborate closely with other engineers and cross-functional stakeholders on a long-term, large-scale satellite program that is planned to run at least through early 2028, providing stability and the opportunity to see complex systems evolve over time.

This is a Contract position based out of Ottawa, ON.

The pay range for this position is $60.00 - $75.00/hr.

This is a fully onsite position in Ottawa,ON.

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