Top Linux Jobs in Ottawa

Validate end-to-end 5G RAN features through system, regression, and stability testing in lab and pre-customer environments. Analyze requirements, perform root-cause debugging using logs and protocol traces, assess KPIs, support customer validation and field trials, and improve test coverage, automation, and verification frameworks while collaborating with cross-functional teams.

Design, develop, and maintain cloud-native, high-performance user-plane services for 5G Core. Build and optimize packet processing (DPDK), containerized microservices (Docker/Kubernetes) on public cloud (AWS/Azure/GCP). Own end-to-end service lifecycle, contribute to CI/CD, troubleshoot production networking and cloud infrastructure, and improve system performance and reliability.

Validate end-to-end 5G RAN features against 3GPP and customer requirements through system, regression, and stability testing. Troubleshoot using logs, traces, and protocol analysis, support integration and customer validation, identify KPIs and failure patterns, and improve test coverage and automation while collaborating across RAN development, CI/CD, and customer teams.

The role involves developing 5G/6G Cloud RAN baseband functions, implementing scheduler functions, troubleshooting issues, and developing algorithms for L2 components.

Build and own low-level sensor infrastructure connecting the Falcon Sensor to the cloud: network communications, connection lifecycle, cryptographic integration, content delivery, and secure on-device storage across Windows, Linux, and macOS. Drive design, cross-team integration, production validation, incident resolution, testing improvements, and mentor junior engineers.

Perform real-time incident detection and response across Windows, Mac, and Linux; conduct malware and forensic analysis; develop detection and remediation processes; produce clear communications and thought leadership; mentor teams and interact with customers.

Manage and scale Enverus' global AWS infrastructure, automate deployments and CI/CD, ensure high uptime, collaborate with developers to enable zero-downtime releases, participate in on-call rotations, and improve operational practices.

Lead the development of an AI framework for endpoint security, collaborate with teams, optimize solutions, and ensure model efficiency across various platforms.

Lead the Platform Firmware team at Samsara, driving hardware program execution, managing firmware engineers, and collaborating with various stakeholders for high-quality hardware delivery.

Lead incident response engagements, perform forensics and malware analysis, develop methods to detect threats, and communicate findings to stakeholders.

As a Sr. Technical Account Manager, you provide proactive support to Premium Support customers, ensuring their success with CrowdStrike's platforms and engaging at all organizational levels. Responsibilities include onboarding, conducting health checks, advocating customer needs internally, managing escalations, and identifying account expansion opportunities.

Lead detection, incident response, and digital forensics across macOS/Windows/Linux; act as Incident Commander, triage alerts, use SIEM, build investigation scripts and automated runbooks, collaborate with stakeholders on insider threat and security operations improvements.

Lead AppSec efforts across product, platform, and AI features by owning secure SDLC, performing threat modeling and deep code reviews, driving vulnerability management and remediation, building AppSec tooling and automations (including AI-assisted workflows), and enabling engineering teams with secure design guidance and training.

Design, operate, and improve on-premises MLOps infrastructure to productionize, deploy, monitor, and optimize ML models. Troubleshoot across the stack (Linux, Docker, Kubernetes), refine CI/CD workflows, integrate training/validation testing, and collaborate with data scientists and engineers to ensure reliability and performance at scale.

As a Software Engineer in Tools & Services, you will design testing frameworks, contribute to code quality, and work with a dynamic team on high-quality software solutions.

The IT Systems Engineer will provide L1 support for a Cyber Range platform, undergoing training and performing technical support duties such as incident triage and basic troubleshooting.

Develop high-performance cloud and container technologies for Edge computing, using Kubernetes and related projects. Collaborate in automated testing and contribute to open-source StarlingX. Ensure fault tolerance and high availability in system architecture.

The role involves leading a technical solutions team, ensuring high-quality service delivery, troubleshooting issues, and building customer relationships while communicating effectively with stakeholders.

The Senior Systems and Software Architect will design, develop, and test embedded software systems for LEO satellites, collaborating with cross-functional teams and ensuring high-quality deliverables.

Manage and support Windows and Linux production servers and AWS infrastructure. Maintain hosting platforms (Plesk, WordPress), handle onboarding/offboarding, incident response and on-call duties, improve documentation and processes, harden security (patching, access controls, audit logs), and automate repetitive tasks.

Lead and execute test automation strategy and frameworks, manage a team of developers-in-test, perform hands-on automation (60% technical), integrate tests into GitLab CI/CD, drive functional, integration, performance and resilience testing across cloud-native, Kubernetes, microservices and HPC environments, and deliver quality metrics and dashboards.

Drive integration and verification of 5G RAN features: define lab configurations, create test plans, design and run test cases, debug with software teams, perform root-cause analysis, document results, and support test automation.

Support development and operation of the Flight Dynamics System for LEO satellites by performing orbit determination, conjunction assessment, maneuver planning and post-maneuver validation. Assist with FDS development, verification, automation scripting, on-station orbit management, LEOP/IOT/EOR campaigns, and prepare technical reports for management.

Designs, implements, and operates cloud networking (primarily Azure) and hybrid connectivity, integrating SaaS and on-prem systems. Automates deployments using Terraform, PowerShell, CLI and ARM templates, monitors performance and security, supports Kubernetes network environments, and collaborates with architects, DevOps, SRE, and cybersecurity teams.

Lead Flight Dynamics for the Lightspeed LEO constellation, owning orbital operations, SSA, maneuver and station-keeping strategy, CONOPS across mission phases, team leadership, FD system development, cross-team coordination, and go/no-go operational decisions.