Top Linux Jobs in Ottawa

Design, implement, and integrate 5G NR User Plane Control software for Ericsson baseband and virtualized RAN. Participate in requirement analysis, system design, implementation in C/C++, multi-core and cloud deployments, integration, troubleshooting in lab environments, automated test development, version-controlled deliveries, and documentation while working in Agile 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.

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.

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.

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 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.

Lead design and development of XDR and DNS-based cybersecurity backend services. Translate security requirements into secure, scalable code, perform code reviews, mentor engineers, support CI/CD, containerized/cloud deployments, troubleshoot performance and vulnerabilities, participate in architecture decisions, maintain documentation, and join a rotating 24/7 on-call incident response schedule.

The Senior Cloud Tester develops high-quality, testable code for Linux processes, manages configurations, resolves issues in distributed systems, and contributes to an open-source cloud project, ensuring high availability for applications.

Develop and manage cloud-native configuration management solutions, Kubernetes operators, and high-performance applications for Linux systems, ensuring security, resilience, and scale.

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.

Lead and manage a DevOps team to build and maintain CI/CD pipelines, automate configuration (Ansible, PowerShell, Bash), manage Windows/Linux infrastructure, develop KPIs, support bids/projects, mentor staff, and standardize DevOps processes and tooling to ensure reliable, scalable deployments.

Join as an SDET to design and manage automated test suites, create and maintain test cases and plans, write unit and API tests, track and verify defects, debug complex systems, and integrate testing into CI/CD pipelines while collaborating with engineering and DevOps.

Design and deliver cloud-native, containerized architectures and IaC for the Royal Canadian Navy Synthetic Training Hub. Build and containerize components, produce architecture/network/authentication/security documentation, and support deployment pipelines and infrastructure to enable scalable, rapid redeployable training environments.

Provide web and telephone technical support for Fortinet products (FortiMail, FortiVoice, FortiRecorder, FortiSandbox). Troubleshoot network/security issues, collect and analyze configuration, network and packet trace data, recommend corrective actions, reproduce customer environments in lab, consult documentation, escalate and manage cases to closure, and educate customers on product and networking gaps.

Lead technical presales for Azure cloud and AI infrastructure: design secure, scalable architectures, drive migrations and modernization (6R, containers, AKS, App Service), run workshops, demos and PoCs, resolve technical blockers, collaborate with account teams and partners, and translate technical solutions into business outcomes for public sector customers.

The role involves designing and developing board support and device driver software, testing hardware, and working within a team to resolve field-found problems, ensuring software meets group guidelines.

Build and maintain full-stack web portal components using Node.js and Go, develop React+TypeScript UIs, work with PostgreSQL and Redis, containerize with Docker, assist with Kubernetes/Helm deployments, and implement OAuth2/OIDC security for high-scale communication systems.

Perform manual and automated regression testing for FortiMail products, create and run test cases, automate tests with scripting, identify and track defects, collaborate with developers, troubleshoot network/security issues, and maintain QA documentation and test specifications.

Develop and maintain security/networking software in C/C++ on Unix/Linux throughout the full development lifecycle. Work on TCP/IP and multithreaded applications, debug with Linux tools, collaborate with global engineering and product teams, and apply strong problem-solving and communication skills.

Develop cross-platform desktop and full-stack web applications (Electron, React/Node.js), implement networking and telephony protocols (VoIP/SIP, XMPP, WebRTC), integrate audio/video codecs, and work with cloud services. Own assigned tasks, troubleshoot complex issues, and collaborate with global engineering teams to deliver secure networking/security features.

Design and implement secure system architectures for air and naval platforms. Conduct threat modeling, vulnerability assessments and technical security testing (OS, containers, applications). Develop security controls, SBOMs, and SA&A artifacts, author Security Test Procedures, support audits, and mentor junior staff.

Design, develop, test, integrate, and maintain mission-critical aerospace software. Produce design and test documentation, participate in code reviews, troubleshoot issues, collaborate cross-functionally, and present technical content at reviews.