Support Engineer Database MongoDB & Elasticsearch

Location: Angola / Kenya

Work Arrangement: Work from Office

Experience: 3–5 years

Shift: 24/7 rotational shifts

Working Pattern: Rotational weekly days off

About the Role

We are looking for an experienced L2 Support Engineer – Database with strong hands-on expertise in MongoDB and Elasticsearch to join our production support team in Angola or Kenya.

The successful candidate will be responsible for providing Level 2 operational and technical support for database and search platforms in a 24/7 production environment. The role requires strong troubleshooting skills, experience managing production incidents, and the ability to identify and resolve performance and availability issues.

Tasks

• Provide L2 production support for MongoDB and Elasticsearch environments.

• Monitor database and platform health, performance, availability and capacity.

• Troubleshoot and resolve database, indexing, connectivity and performance-related issues.

• Perform MongoDB administration , including database monitoring, replication, backup/recovery and performance optimisation.

• Support Elasticsearch administration , including cluster health, node management, indexing, shards, replicas and performance troubleshooting.

• Investigate and resolve production incidents in accordance with defined SLAs and operational procedures .

• Perform root cause analysis (RCA) for recurring or critical incidents and recommend preventative actions.

• Monitor system alerts and proactively identify potential issues before they impact production.

• Perform performance tuning and optimisation across MongoDB and Elasticsearch environments.

• Support database upgrades, configuration changes, maintenance activities and deployments.

• Work with development, infrastructure, cloud and application teams to troubleshoot complex production issues.

• Develop and maintain monitoring, operational and automation scripts to improve support efficiency.

• Maintain accurate technical documentation, troubleshooting guides and operational procedures.

• Participate in the 24/7 rotational support schedule , including out-of-hours and weekend shifts where required.

Requirements

• 3–5 years of experience in database administration, production support or infrastructure support.

• Strong hands-on experience with MongoDB administration and troubleshooting .

• Strong hands-on experience with Elasticsearch administration and troubleshooting .

• Proven experience supporting production environments .

• Strong understanding of database performance, monitoring and optimisation.

• Experience with incident management, problem management and root cause analysis .

• Experience working with monitoring and alerting tools.Experience with automation and scripting for operational/support activities.

• Good understanding of Linux/Unix environments.

• Strong troubleshooting and analytical skills.

• Ability to work effectively under pressure in a 24/7 operational environment .

• Good communication and collaboration skills.

Desirable

• Experience with MongoDB replication, sharding and backup/recovery.

• Experience with Elasticsearch clusters, shards, replicas and index lifecycle management.

• Knowledge of cloud environments such as AWS, Microsoft Azure or Google Cloud .

• Experience with Docker and/or Kubernetes.

• Knowledge of DevOps and CI/CD practices.

• Experience with scripting languages such as Python, Bash or Shell .

• Relevant MongoDB, Elasticsearch or cloud certifications.

We are looking for someone who is hands-on, technically strong and proactive , with the ability to independently investigate production issues and drive them through to resolution.

The ideal candidate will be comfortable working in a fast-paced 24/7 production support environment , collaborating with multiple technical teams and continuously looking for ways to improve system reliability, performance and operational efficiency.