Senior IT & Cloud Infrastructure Engineer (AWS / Digital Ocean) at OGateway

We have started building our professional LinkedIn page. Follow Company: OGateway Location: Ghana State: Jobs in Accra Job type: Full-Time Job category: Engineering Jobs in Ghana No views yet Job Description Open Gateway Company LTD (OGateway) is a high-growth fintech enabler building next-generation payment infrastructure for global businesses. We are committed to operational excellence, security-first engineering, and scalable cloud-native architecture — all anchored in compliance, client-centricity, and innovation. We are seeking a seasoned Senior IT & Cloud Infrastructure Engineer to lead the design, automation, security, and optimization of our AWS-based infrastructure — ensuring PCI-DSS readiness, resilience, and cost-efficiency as transaction volumes scale. Key Responsibilities Cloud Infrastructure & Automation

• Own end-to-end AWS infrastructure — provisioning, scaling, monitoring, and optimization using Terraform (IaC).

• Ensure 100% automated deployment coverage for infrastructure resources .

• Maintain >95% environment consistency (zero drift) across dev, staging, and prod environments.

• Design and manage CI/CD pipelines using GitHub Actions, targeting >85% pipeline reliability (no DevOps-related failures).

Security, Compliance & Risk Management

• Lead infrastructure security posture for PCI-DSS Level 1, ISO 27001:2022, and Data protection standards.

• Ensure 100% of critical vulnerabilities are remediated within 14 days and high vulnerabilities within 30 days.

• Conduct quarterly reviews of AWS IAM access policies, enforcing least-privilege and Just-in-Time (JIT) access.

• Embed security into pipelines (SAST/DAST/IaC scanning), secrets management, and encryption-at-rest/in-transit.

Scalability, Reliability & Cost Optimization

• Architect and tune ECS/Fargate services with dynamic autoscaling to handle traffic spikes.

• Optimize cloud costs through right-sizing, reserved instances, spot strategies, and open-source/self-hosted tooling — balancing performance, uptime (99% SLA for core APIs), and spend.

• Reduce unplanned outages to