Database Specialist — MongoDB

JPMorgan Chase · Buenos Aires

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Job responsibilities

Operate and support on and off‑prem No-SQL products like MongoDB, Graph and Cache Db products across dev/QA/production, performing incident triage, root‑cause analysis, and recovery for member failures, region issues, and client connectivity, with end‑to‑end monitoring and appropriate escalation paths.
Manage capacity and performance on physical/VM infrastructure:
Execute controlled rolling upgrades, patching, and configuration changes via on‑prem change management; validate in lower environments, plan maintenance windows, and deliver zero/low‑downtime outcomes using conventional approaches to break down technical problems and drive remediation.
Monitor cluster health using on‑prem observability stacks (e.g., Splunk, Dynatrace, Grafana): build dashboards and alerts.
Maintain KBs/runbooks; coordinate with platform, network, storage, and vendor teams for hardware/network incidents, patch validation, and cross‑platform architecture changes to modernize processes and resolve issues of moderate complexity .
Apply Linux and networking fundamentals (TCP, DNS, load balancing) and container/orchestration basics (e.g., Kubernetes) where applicable; leverage automation and scripting to scale operations and improve resiliency .
Add to a team culture of diversity, equity, inclusion, and respect; be accountable for significant decisions across projects spanning multiple technologies and applications .

Required qualifications, capabilities, and skills

Formal training or certification in Infrastructure Engineering concepts and 6+ years applied experience operating distributed infrastructure in production environments; strong problem‑solving across projects of moderate scope .
Extensive experience on N0-SQL products like MongoDB where one should know architecture , backup and recovery , exposure to performance troubleshooting. Working experience on Shards is plus.
Production experience with Valkey/Redis (cluster mode, replication, persistence via RDB/AOF); capacity and performance management for low‑latency use cases .
Strong Linux and networking skills, including tuning OS/network parameters (file descriptors, TCP keepalive, MTU, buffers) and understanding DNS and load balancing in enterprise environments .
Experience designing dashboards/alerts in Splunk/Dynatrace or equivalent for JVM/GC, heap/off‑heap, queue depth, client connections, and WAN metrics; ability to partner across application and infrastructure teams to identify capacity risks and govern remediation .
Foundational understanding of containers and orchestration (e.g., Kubernetes) is sufficient to operate cache services interacting with containerized clients and platform tooling .
Experience tuning Linux parameters for performance.
Exposure to microservices architectures and REST APIs used by cache clients; understanding of authentication and data structures for secure, efficient cache access patterns.
Experience automating and managing database tasks using Python and API framework
Experience in developing and using AI skills/agents

Additional Preferred qualifications, capabilities, and skills

Preferred experience with one or more of the following technologies is desired; see product areas below.

TigerGraph: Production operations for TigerGraph clusters including schema design and GSQL optimization; controlled patching/rolling upgrades; monitoring and capacity management via enterprise observability; on‑call incident response, root‑cause analysis, and tuning for low‑latency SLAs.
Gemfire : Administer Cache products like Gemfire/Valkey.
MongoDB Atlas: Operate Atlas clusters with right‑sizing and autoscaling policies, multi‑region/global configurations, and maintenance within change controls; configure security and networking (private endpoints/peering, RBAC, API governance, encryption); implement cost/capacity guardrails; manage snapshots and point‑in‑time restore with periodic DR testing.

Employer description

JPMorganChase, one of the oldest financial institutions, provides innovative financial solutions to millions of consumers and many of the world’s most prominent corporate, institutional, and government clients under the J.P. Morgan and Chase brands. Our history spans over 200 years, and we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing, and asset management. We offer a competitive total rewards package, including base salary determined by role, experience, skill set, and location; eligible roles may receive commission‑based pay and/or discretionary incentive compensation. Benefits and programs include comprehensive health care, on‑site health and wellness centers, retirement savings, backup childcare, tuition reimbursement, mental health support, and financial coaching, subject to eligibility .

Additional details on total compensation and benefits will be provided during the hiring process. We are an equal opportunity employer and value diversity and inclusion. We do not discriminate on the basis of any protected attribute and provide reasonable accommodations for religious practices and disability needs. High Risk Roles may be subject to enhanced pre‑hire screening, including criminal and credit background checks as permitted by law, to be completed prior to employment or assignment .

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world’s most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

Infrastructure Engineer III — No-SQL Operations (MongoDB/Gemfire/TigerGraph/Neo4J) Join JPMorganChase’s Global Technology Infrastructure team and take a pivotal role operating and optimizing our large-scale, low latency data caching platforms. As an Infrastructure Engineer III within Infrastructure Platforms, you will apply deep infrastructure engineering expertise to operate, scale, and modernize on prem No-SQL environments supporting mission critical workloads across development, QA, and production. You will drive incident response, performance tuning, controlled changes, and automation while partnering closely with application, platform, and network teams to ensure resilient, performant services at scale .

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