Senior Linux Infrastructure Engineer

CARMA is a globally-trusted media intelligence leader with decades of experience helping PR and communications professionals monitor what matters, measure what's meaningful, and demonstrate the value of their work. We combine cutting-edge technology, including AI-enabled media monitoring across print, online, broadcast, and social channels in 100+ languages - with deep human expertise to deliver actionable insights that inform strategy and drive business-critical decisions. With a diverse global team supporting thousands of organizations worldwide, CARMA empowers partners to turn complex media data into clarity and context, elevate the impact of earned media, and deepen understanding of stakeholder influence across markets. We are looking for a Senior Linux Infrastructure Engineer to be based in our office in Malta, responsible for managing and evolving distributed infrastructure across on-premise data centers and AWS cloud environments. The role will focus on ensuring the reliability, security, and performance of systems, while driving automation, observability, and continuous improvement across the infrastructure stack. The role requires close collaboration with global development teams to support deployments, troubleshoot complex issues, and optimize system performance. The ideal candidate will bring strong hands-on experience in Linux system administration, AWS (EC2, S3), and infrastructure automation using tools such as Ansible, along with proficiency in scripting (Bash/Python) and monitoring solutions. A strong mindset towards problem-solving, ownership, and maintaining high-availability and secure environments is essential. Roles and Responsibilities: Manage and evolve distributed systems across on-premise and AWS environments (EC2, S3)Design and maintain observability (monitoring, alerting, logging) using tools such as Prometheus, Grafana, and ELK/OpenSearchAdminister and maintain Linux (Ubuntu) and Windows Server environmentsAutomate infrastructure using Ansible for provisioning, patching, and configuration managementTroubleshoot incidents across network, OS, and application layersEnsure system security, including vulnerability management, access control, and complianceCollaborate with development teams to support deployments and optimize performanceAdminister and optimize databases and messaging systems (PostgreSQL, MongoDB, Redis, etc.)Develop backup strategies and maintain system documentationParticipate in on-call rotations and lead incident responseDevelop and test new infrastructure solutions and enhancementsDesign and maintain backup and disaster recovery strategiesOptimize AWS environments including cost management and capacity planning Requirements Technical Experience: 5+ years of experience in Linux system administration (Ubuntu)Experience in Windows Server administrationStrong hands-on experience with AWS (EC2, S3, VPC, IAM)Proficiency in scripting (Bash, Python) for automationExperience with Ansible for configuration management (required)Knowledge of networking concepts and tools (e.g., Cisco ASA, protocols)Experience with monitoring and observability tools (Prometheus, Grafana, ELK/OpenSearch, CloudWatch)Strong understanding of security best practices (firewalls, SSH hardening, vulnerability management)Hands-on experience with PostgreSQL (required) and familiarity with NoSQL/databases (MongoDB, Redis, etc.)Experience with Git-based workflows Qualifications: Strong command of English (written and verbal)Bachelor's degree in Computer Science, IT, or a related field (or equivalent experience)5+ years of experience in Linux system administration or infrastructure engineeringRelevant certifications (e.g., AWS Solutions Architect, SysOps Administrator) are an advantage Benefits Why Join CARMA? Competitive compensation and comprehensive health insurance Work with a diverse, global team on impactful projects Opportunities for career growth, internal mobility, and international exposure Access to learning and development programs Flexible working arrangements and a supportive work environment Exposure to cutting-edge technologies and innovative solutions