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.

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.

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.

The Senior Backend Developer will design and implement backend systems for UCaaS products, collaborating with teams to enhance service reliability and performance, while mentoring junior developers.

Lead design and development of SONiC-based platform architecture for optical circuit switches, including SAI enablement, containerized services, Debian packaging, release management, telemetry/observability, fault/event frameworks, and cross-functional integration. Contribute to upstream SONiC/OCP and drive platform bring-up and stabilisation across releases.

Design, develop, test, and maintain macOS endpoint applications and supporting backend services using AI-assisted tools. Own features end-to-end, embed automated testing and CI/CD, collaborate on architecture and quality gates, and prioritize security, reliability, and performance.

Lead and mentor a software team developing embedded software and drivers for RLS Interface Management Modules. Oversee design, testing, delivery, vendor management, and factory integration. Coordinate cross-functional and global teams, improve processes, and ensure software quality and hardware/software calibration for photonic layer 0 systems.

As a Linux Systems Administrator, you'll provide enterprise-level support and manage Linux/Windows infrastructure, troubleshoot issues, maintain security, and participate in a 24x7 support rotation.

As a Backend Engineer, you'll improve Git and Gitaly by contributing features, bug fixes, and performance improvements, collaborating with the open source community, and participating in architectural discussions.

The Embedded Software Engineer leads firmware development for microcontroller systems, collaborating with teams to deliver scalable solutions and ensuring robust integration and validation practices.

The Site Reliability Engineer at Sectigo ensures the reliability of services by implementing solutions using IaC, automation, and monitoring tools, while collaborating with engineering teams to enhance operations.

Design, deploy, and operate large-scale distributed systems. Operate Kubernetes clusters and Istio, automate workflows with Go/Python/shell, build observability with Prometheus/Grafana/Loki, troubleshoot networking/storage/performance, support AI/ML infrastructure, and participate in on-call rotations and postmortems to improve reliability.

The Embedded Software Engineer II develops and tests embedded software, coordinates with teams, mentors juniors, and ensures compliance with company processes.

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.