We are seeking a Technical Architect with deepexpertisein Linux systems, cloud platforms, and enterprise application environments to support Command-and-Control (C2) systemsoperatingacross both classified and cloud-based networks.This rolewill be responsible forsystem architecture, platform modernization, and operational sustainment of complex environments built on Liferay, Oracle/PostgreSQL, and Linux distributions. The successful candidate will play a key role in system migrations, performance optimization, and ensuring high availability in secure and mission-critical environments.Technical EnvironmentOperating Systems: UNIX, AIX, RHEL, Alma Linux, UbuntuCloud & Identity: Azure, AWS, Entra IDScripting: Bash, PowerShell, PythonDatabases: Oracle, PostgreSQLMiddleware / Applications: Liferay (Portal, DXP), Apache HTTPD, TomcatOther: Node.Js (supporting components), ITSM tools and processesKey ResponsibilitiesArchitecture & System DesignDevelop andmaintainend-to-end system architecture documentation for CV/UCV/MDTS environmentsDefine architecture across components including databases, application frameworks, middleware, and infrastructureProduce andmaintaintechnical diagrams, system documentation, and Concept of Support artifactsSystem Administration & OperationsInstall, configure,optimize, and administer Linux-based systems (RHEL, Alma Linux,



Ubuntu, AIX, UNIX)Maintain system operations through daily verification, monitoring, and scheduled maintenanceTroubleshoot and resolve complex system and performance issuesMigration & ModernizationPlan and execute system migrations, including:CV systems to updated Liferay, RHEL/Alma Linux, and PostgreSQL in classified environmentsUCV systems to updated platforms in Azure or AWS cloud environmentsEnsure minimal disruption and secure transition during upgrades and migrationsAutomation & ScriptingDevelop andmaintainBash, PowerShell, and Python scripts to automate administrative and operational tasksImprove operational efficiency through scripting and automationDatabase & Middleware ManagementSupport andoptimizeOracle and PostgreSQL databasesAdminister and support Liferay (Portal/DXP), Apache HTTPD, and Tomcat environmentsPerformance, Backup & RecoveryAnalyze system performance and implement corrective and optimization measuresDesign and implement backup strategies and disaster recovery procedures (DRP)Ensure system resilience and continuity in high-availability environmentsGovernance & Knowledge TransferSupport ITSM processes, including Request for Change (RFC) documentation and approvalsProvideknowledge

📌 Senior Technical Architect - Linux Systems & Cloud (Ottawa)
🏢 Socket.dev
📍 Ottawa