Database Administrator II - Information Technology

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**Description**



United's Digital Technology team is comprised of many talented individuals all working together with cutting-edge technology to build the best airline in the history of aviation. Our team designs, develops and maintains massively scaling technology solutions brought to life with innovative architectures, data analytics, and digital solutions.



Job overview and responsibilities



United Offshore NoSQL Database Engineering Team supports critical after-hours work to enable timely releases, patching activities, and platform changes overnight, along with 8:00 PM – 8:00 AM rotational on-call support for Tier-1 to Tier-5 production NoSQL platforms.

The NoSQL team in India partners closely with offshore development and platform teams to support 24x7 mission-critical applications, providing deep expertise in distributed data stores, streaming platforms, and cloud-native database services. The team is actively engaged in cloud migrations, platform modernization, version upgrades, and performance optimization initiatives across on-prem and AWS environments



NoSQL Production Support & Platform Engineering

• Off-hours support for Tier-1 to Tier-5 NoSQL platforms, including Couchbase, MongoDB, AWS DocumentDB, and Kafka / Amazon MSK clusters

• Design, create, and maintain logical and physical data models aligned with application access patterns and scalability requirements

• Coordinate with systems, cloud, and SRE teams to provision and configure infrastructure for NoSQL databases and streaming platforms

• Install, configure, upgrade, and maintain Couchbase, MongoDB, DocumentDB, Kafka, and related ecosystem tools

• Provide technical consultation to application teams on data modeling, indexing strategies, query optimization, and schema evolution

• Implement and operate monitoring, alerting, and observability frameworks to maximize platform availability and performance while meeting SLAs

• Investigate, troubleshoot, and resolve production incidents, performance bottlenecks, replication issues, and cluster-level failures

• Plan and communicate required maintenance windows and downtime with application and infrastructure teams

• Define, implement, and validate backup, recovery, security, encryption, and access-control strategies for NoSQL platforms

• Perform routine platform activities including capacity planning, scaling, tuning, and health checks

• Review application deployments impacting NoSQL data stores and streaming platforms

• Conduct pre-deployment architecture and data-access reviews with application teams

• Review and provide feedback on NoSQL queries, SDK usage, Kafka topic design, and consumer/producer configurations

• Coordinate release schedules with deployment managers, including assignments and rollback planning

• Lead performance tuning and workload optimization across distributed systems

• Support cloud migrations and greenfield NoSQL setups on AWS

• Perform patching and version upgrades for NoSQL platforms, including Couchbase and MongoDB

• Work with application teams to define patching schedules and maintenance plans

• Send proactive and timely notifications for planned maintenance and upgrades

• Execute patching activities with post-implementation validation and troubleshooting

• Own technical documentation, runbooks, and operational procedures

• Support Backup, Recovery, High Availability, and Disaster Recovery (HA/DR) strategies across regions and clusters



**This position is offered on local terms and conditions. Expatriate assignments and sponsorship for employment visas, even on a time-limited visa status, will not be awarded. This position is for United Airlines Business Services Pvt. Ltd - a wholly owned subsidiary of United Airlines Inc.**



**Qualifications**



**What’s needed to succeed (Minimum Qualifications):**



• Bachelor’s degree or 4 years of relevant work experience in Computer Science, Engineering, or related discipline

• 5+ years of related experience in database or data-platform operations

• Strong hands-on experience with NoSQL databases and distributed data platforms, such as:

- Couchbase

- MongoDB / AWS DocumentDB

- Kafka / Amazon MSK

• Solid understanding of distributed systems concepts, including replication, sharding, consistency models, and fault tolerance

• Experience designing and operating high-availability and disaster-recovery architectures for NoSQL platforms

• Ability to leverage metrics and telemetry for capacity planning, trend analysis, and proactive issue prevention

• Strong appreciation for automation, standardization, and infrastructure-as-code to deliver scalable and reliable data services

• Experience with query optimization, indexing strategies, and workload tuning for NoSQL systems

• Must be legally authorized to work in India for any employer without sponsorship

• Must be fluent in English (written and spoken)

• Successful completion of interview required to meet job qualification

• Reliable and punctual attendance is an essential function of the position



**What will help you propel from the pack (Preferred Qualifications):**



• Master’s degree in Computer Science, Engineering, or related discipline

• Vendor certifications related to Couchbase, MongoDB, AWS, or Kafka preferred

• Hands-on experience with AWS native services, including:

- DocumentDB, MSK, EC2, EKS, S3, CloudWatch, IAM

• Experience implementing automation for NoSQL platform deployment, scaling, patching, and maintenance

• Strong collaboration skills to work vertically and horizontally across application, platform, SRE, and security teams

• Experience operating large-scale data platforms (10+ TB or high-throughput systems)

• Experience with scripting and automation using Python, Bash, or similar languages

• Familiarity with security and compliance requirements such as PCI, SOX, GDPR, and auditing for data platforms

• Ability to support 24x7 United Airlines operations, with a flexible mindset, quick learning ability, and strong ownership

• Proven team player with the ability to make independent, high-impact operational decisions