Infrastructure and DevOps Engineer at Citigroup · Mississau…

Infrastructure and DevOps Engineer Location: Mississauga Ontario Canada We are seeking a highly motivated Infrastructure & DevOps Engineer to join our Fixed Income Technology team. This role is pivotal in ensuring the seamless operation and continuous improvement of our critical IT infrastructure, acting as the primary liaison between development, Citi infrastructure, QA, SA, DBA, and Production support. You will be instrumental in building and maintaining a highly scalable, resilient, and secure DevOps ecosystem, directly impacting low-latency trading systems, real-time risk analytics, and regulatory compliance frameworks across multiple geographies. Key Responsibilities Infrastructure Management: Lead infrastructure activities including server builds, software installation, configuration, and environment setup, with a focus on OS and software EOVS remediation. DevOps Automation: Implement Infrastructure-as-Code (IaC) solutions using Terraform and Ansible for cloud and on-prem environments Containerization & Orchestration: Deploy and manage microservices using Kubernetes, Docker, and OpenShift. CI/CD Pipeline Optimization: Monitor, troubleshoot, and optimize build, test, and deployment workflows to enhance reliability and performance of global trading applications. Security Integration: Drive security best practices in DevOps pipelines, including secrets management, policy as code, and compliance automation. Automation & Scripting: Develop automated solutions for repetitive tasks using Python and Shell scripting. Application & System Support: Configure application frameworks (e.g., IBM WebSphere, WebLogic, Tomcat), messaging services, and troubleshoot complex application setup and deployment issues. Technical Leadership: Contribute to technical direction and strategic decisions, driving solutions to prevent recurring issues and improving overall infrastructure stability. Incident & Problem Management: Create project plans, perform impact analyses, resolve high-impact problems, restore services, and lead Root Cause Analysis (RCA). Collaboration & Documentation: Coordinate infrastructure activities with various teams and maintain comprehensive documentation for processes and guidelines. Required Skills & Qualifications Bachelor’s/University degree or equivalent experience. 6+ years of experience in Infrastructure Technologies and DevOps, preferably within a global financial institution. Operating Systems: Strong proficiency in Unix/Linux OS fundamentals, command-line operations, and environment setup. Automation & Scripting: Expertise in Python, Shell scripting, and Ansible for automation and task orchestration. IaC Tools: Hands-on experience with Terraform and Ansible. Containerization: In-depth knowledge of Docker, Kubernetes (K8s), and OpenShift in high-performance environments. CI/CD Tools: Experience with Udeploy, Jenkins, Bitbucket, Github tools, and Harness. Networking: Knowledge of Virtual IP/Wide IP, Load Balancing, Network Always-on design, Firewalls, Certificates, SSL, and connectivity. Platform Migration: Experience with platform migration and upgrade activities (e.g., OS and DB migrations). Monitoring: Strong background in monitoring, observability, and logging solutions (Prometheus, Grafana, ELK Stack, Splunk, Datadog). Problem-Solving: Ability to troubleshoot production incidents quickly and efficiently in a high-pressure trading environment. Communication: Excellent stakeholder management and coordination skills. Experience in building and consuming APIs. Working experience with CyberArk and AIM Integration. Expertise in designing SQL databases and writing SQL scripts/procedures, and BI Tools. ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $94,300.00 - $141,500.00 ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Automated Processing and AI We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi. Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details. ------------------------------------------------------ This job opening is for an existing job vacancy. ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. 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