System and Network Engineer

Ajaib (Jakarta Metropolitan Area)

DKI Jakarta, Indonesia

Ajaib is an online brokerage that allows Indonesians to buy and sell stocks, ETFs and mutual funds. We are Indonesia's leading financial technology platform driven by a mission to educate the importance of investing for the future. Guided by the three principles; Everyone is an owner, a growth mindset, and a will to win, we aim to increase the number of financial inclusion within Indonesians through investment. Ajaib is committed to opening the door to access safe, trusted and affordable investment instruments. We transformed the way young generations invested when we first established in 2018. Today, Ajaib is the third-largest brokerage by the number of transactions in Indonesia, with over 1 million investors based on our platform and titled as the fastest-growing unicorn in South East Asia.

About this position

As an Infrastructure Engineer at Ajaib, you will be responsible for designing, implementing, and maintaining the underlying infrastructure that supports our development and production environments. You will work closely with cross-functional teams to ensure the availability, reliability, scalability, and security of our systems.

Responsibilities

• Designing and deploying enterprise-level hardware and software systems that support the organization's operations
• Create designs of network infrastructure in the company
• Assist with planning and implementation of system and network integration
• Developing disaster recovery plans and procedures in conjunction with other IT professionals
• Assessing current systems to secure best practices and balance by complying with regulatory
• Managing broad area virtual private networks (VPNs), fixing network and connectivity issues, and ensuring sufficient network redundancy
• Understanding system administration and how network, hardware and technologies work
• Administering automated workflow tools (i.e., Ansible, Jenkins and Terraform) and server visualization technologies (i.e., VMware, Proxmox)
• Monitoring and maintaining IT infrastructure systems to ensure they remain operational and secure
• Optimizing performance of databases, networks, applications, servers and storage
• Serving as configuration managers to create, apply, and enforce processes for promoting all infrastructure components from the development environment to the testing, demonstrating, and generating environments
• Installing components on networks and servers and ensuring they work in tandem and can be executed without compilation errors in various platforms and environments
• Managing the host environment to ensure proper tuning and sufficient capacity (including web server, proxy server, database servers, VMWare, Cisco, Juniper, SAN, servers)

Requirements

• Bachelor's degree in Computer Science, Engineering, or related field
• At least 3 years of experience as an Infrastructure Engineer or similar role
• Strong knowledge of infrastructure-as-code concepts and tools (e.g., Terraform, Ansible, CloudFormation)
• Experience with cloud platforms like AWS, Azure, or GCP
• Proficient in scripting languages like Bash, Python, or PowerShell
• Experience with containerization technologies (e.g., Docker, Kubernetes) is a plus
• Solid understanding of networking protocols, security principles, and best practices
• Knowledge of monitoring and alerting systems (e.g., Prometheus, Grafana, ELK Stack)
• Strong problem-solving and troubleshooting skills
• Excellent communication and collaboration skills