Top Linux Jobs in Ottawa

Support and improve security operations for production environments. Responsibilities include troubleshooting complex security issues, reviewing secure configurations, investigating root causes, applying security processes, automating checks, and managing encryption, certificates, PKI, keys, and HSMs. The role also maintains runbooks, documents findings, assesses risk, and coordinates security improvements across teams.

Supports Ericsson radio product verification and customer network investigations in 5G environments. Responsibilities include reproducing issues in labs, troubleshooting radio hardware and software, executing test cases, configuring Qualcomm UE software and test equipment, developing Moshell automation scripts, analyzing performance data, and supporting workshops. The role provides hands-on experience with Ericsson radio, baseband, Cloud RAN, RF, networking, and AI tools.

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.

Develop and own scalable AI-enabled software and data engineering solutions for RAN reliability and customer deployments. Build ingestion and processing pipelines, AI-ready datasets, and secure integrations into Git, Gerrit, CI/CD, testing, and development workflows. Transform prototypes into maintainable products while ensuring data quality, traceability, access control, monitoring, and vulnerability management. Collaborate with engineers, data scientists, architects, and product stakeholders, provide mentorship, and promote responsible AI-assisted development.

Manage the AMER Support Engineering team, including hiring, mentorship, performance development, and technical growth. Lead customer support quality, process improvement, automation, AI adoption, and cross-functional collaboration. Build scalable workflows, promote team ownership and psychological safety, and ensure Support Engineers resolve complex technical issues throughout the support lifecycle. Partner with product and development teams to improve customer outcomes and support efficiency.

Monitor and troubleshoot CI/CD pipelines, automated tests, and flow-impacting failures for RAN products. Maintain Jenkins, GitLab, and Spinnaker-based pipelines, collaborate on root-cause resolution, generate operational metrics, provide internal customer support, and improve pipeline stability. The role requires Linux and scripting knowledge, strong analytical skills, and interest in telecommunications, cloud-native technologies, automation, and AI agent development.

Owns end-to-end DevOps, cloud infrastructure, CI/CD, Kubernetes, Infrastructure as Code, monitoring, security, reliability, and production operations. The role designs automated deployment processes, manages cloud environments, troubleshoots complex infrastructure and networking issues, implements observability and disaster recovery, optimizes cloud costs, and guides engineering teams on secure, scalable DevOps practices.

Develop, test, integrate, and maintain high-performance L1 embedded software for Ericsson 5G processing platforms and cloud-based RAN environments. Implement physical-layer baseband features across wireless standards and deployment scenarios, troubleshoot complex real-time systems, participate in code reviews and agile practices, maintain test coverage, and document designs and test plans. The role also involves exploring cloud-native optimization and applying AI/ML techniques where appropriate.

Design, develop, debug, and test cloud-connected firmware features (C/C++ and Go). Support and scale IoT device fleet, build observability and rollout metrics, triage customer/QA issues, and collaborate cross-functionally to deliver production-ready firmware.

Build privacy-focused services and infrastructure that support consumer privacy rights across Block. Collaborate with engineering, security, platform, and legal teams to embed privacy solutions, define future privacy technology, mentor engineers, review implementations, and maintain monitoring and system stability. The role involves developing scalable, testable software and creating architectures and processes addressing data governance, data flows, access control, security, and privacy risks.

Build internal services and infrastructure that support privacy initiatives and consumer privacy rights. Collaborate with engineering, security, platform, and legal teams to integrate privacy technologies, define privacy architecture, mentor engineers, review implementations, and maintain reliable privacy solutions. The role focuses on responsible data use, governance, data flows, access controls, and reducing privacy risk across Block’s engineering ecosystem.

Monitor and analyze security events, lead incident response and employee investigations, conduct digital forensics, communicate findings to stakeholders, build investigation tools and automated workflows, and improve security operations processes. The role requires Python scripting, SIEM experience, cloud security knowledge across AWS and GCP, and forensic analysis across macOS, Windows, and Linux.

Build and operate MITRE ATT&CK-aligned threat detections across cloud, endpoint, identity, email, and application telemetry. Own the detection lifecycle, advance detection-as-code with Git, testing, CI/CD, and observability, and improve data ingestion and enrichment. Evaluate AI-assisted security capabilities, translate threat intelligence into detections, and partner with Security Operations during investigations and incident exercises. The role requires strong Python and SQL skills, SIEM expertise, AWS and Linux knowledge, and independent project leadership.

Defines test strategies and performance quality gates while automating testing, deployment, rollback, and validation for scalable virtualized server platforms. Develops unit, integration, and end-to-end test frameworks; creates test plans for microservices; troubleshoots deployment issues; writes deployment scripts; and collaborates with engineering teams on integration testing and environment improvements.

Provides remote Linux systems consulting and support for clients. Responsibilities include troubleshooting Linux and IP networking issues, responding to alerts, patching systems, conducting health checks, deploying infrastructure, onboarding clients, developing improvement roadmaps, and tracking work. The role requires expertise in Linux, networking, cloud platforms, containers, Kubernetes, virtualization, Bash, and Python, along with strong customer communication, independent problem-solving, and occasional after-hours support.

Develop and execute system, integration, functional, and regression tests for network management applications. Build Python-based test automation, validate NETCONF and gNMI functionality, troubleshoot networks and applications, analyze traffic and logs, test APIs, databases, containers, and distributed systems, and track defects through resolution. The role requires strong networking, Linux, containerization, database, and automation expertise, with onsite work four days weekly and Canadian Controlled Goods Program eligibility.

Design, develop, and deliver firmware, microcode, device drivers, embedded Linux builds, and control software for high-performance datacenter systems. Own products throughout their lifecycle, including architecture, hardware and silicon bring-up, debugging, validation, automation, customer trials, field support, and production sustainability. Collaborate with multidisciplinary engineering and business teams in an in-person, fast-paced environment.

Develop and maintain Cisco Nexus Dashboard’s Kubernetes-based infrastructure platform. Responsibilities include cluster lifecycle management, microservices development, backup and restore, observability, anomaly detection, audit logging, centralized authentication and authorization, certificate management, scalability, and performance optimization. The role also requires designing robust software test plans and collaborating across engineering teams to support highly available data center services.

Designs and develops board support package and device driver software for network processor products. Tests hardware, resolves development issues, supports production test implementation, follows software development processes, and assists customer management teams with field problems. Requires embedded C/C++ experience, hardware schematic analysis, and familiarity with Linux and x86 systems.

Develop and maintain Kubernetes container orchestration platforms across Azure Kubernetes Service and on-premises environments. Responsibilities include managing clusters, designing platform capabilities, supporting application onboarding, developing Helm charts, monitoring performance, troubleshooting infrastructure and deployment issues, upgrading clusters, and implementing infrastructure as code. The role requires collaboration with application teams, Agile practices, testing, technical design, and strong analytical and communication skills.

Designs, develops, tests, deploys, troubleshoots, and optimizes high-performance embedded C/C++ software for Linux and VxWorks environments. Implements real-time operating system functionality and networking protocols, develops scalable solutions, and collaborates with architects and cross-functional teams. Leads project execution by managing schedules, risks, dependencies, and priorities while guiding junior engineers and ensuring reliable, high-quality software delivery.

Automate software testing, deployment, and validation for scalable cloud-native platform services. Responsibilities include developing unit, integration, and end-to-end test frameworks; troubleshooting deployment issues; creating test plans; validating rollback strategies; collaborating on integration testing; and scripting platform-service deployments across diverse environments and architectures.

Develop and maintain automated unit, integration, and end-to-end testing frameworks for cloud-native platform services. Investigate deployment failures, troubleshoot cross-environment and architecture-specific issues, create test plans, validate rollback strategies, collaborate across engineering teams, and automate platform deployments. The role requires strong Python, Pytest, Linux, Bash, virtualization, CI/CD, and modern software development lifecycle expertise.

Designs and maintains on-premises CI/CD infrastructure using GitLab and Jenkins. Responsibilities include automating software builds, testing, packaging, deployment, security scanning, release management, repository governance, versioning, and traceability. The role administers build servers, agents, runners, artifact repositories, and GitLab repositories while troubleshooting failures, improving pipeline reliability, coordinating releases, and supporting hotfix processes across engineering teams.

Develop and enhance system-level software, including compilers, runtime libraries, command-line utilities, and developer tools for embedded and real-time systems. Solve complex low-level technical problems, collaborate on architecture and requirements, conduct code reviews, and support high-performance, secure embedded applications. The role requires strong C or C++ development experience and familiarity with embedded software and RTOS concepts, with compiler and systems programming experience preferred.