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Senior Platform Engineer (Observability)

OneMain Financial


Job Location:

Evansville, IN - USA

Monthly Salary: Not provided by the employer
Posted: 20 September 2026 (13 hours ago)
Application Deadline: 18 December 2026
Vacancies: 1 Vacancy

Job Summary

Were seeking a Senior Monitoring Engineerto join a highperforming Monitoring Engineering team in a fastpaced finance technology organization. Youll design develop and maintain monitoring and observability solutions that keep core applications and infrastructure healthy and close partnership with application platform and development teams you will implement alerting systems dashboards correlations and automationdriving reliability reducing MTTR and elevating operational awareness.

Critical thinking system analysis and proactive troubleshooting are essential to success in this role.

Key Responsibilities

Design Build and Maintain Monitoring & Observability Solutions

  • Develop and maintain instrumentation telemetry and alertingfor the Enterprise Monitoring Center using industryleading tools such as:
    • Grafana
    • OpsRamp
    • AppDynamics
    • Elastic Stack
    • BigPanda
    • AWS CloudWatch
    • Azure Monitor
  • Implement Observability best practices ensuring comprehensive coverage of metrics logs and tracesacross critical systems.
  • Integrate and manage OpenTelemetryfor distributed tracing and telemetry data collection enabling endtoend visibility of businesscritical transactions.

Collaboration & Project Participation

  • Collaborate with application development teams to define and document observability requirementsfor each project or release.
  • Participate in complex initiatives ensuring accurate and actionable monitoring and tracing are in place for every step of businesscritical workflows.

Alerting & Escalation Process

  • Define and maintain standardized alert payloadsper engineering guidelines ensuring alerts are actionable.
  • Partner with Level 2 and Level 3 support teams to reflect process changes in monitoring dashboards.
  • Maintain and optimize thresholds ensuring seamless escalationsvia BigPandaas the central alert hub.

Dashboard Creation & Maintenance

  • Create and maintain intuitive actionable dashboardsfor the Enterprise Monitoring Center and other finance teams.
  • Ensure dashboards are effectively monitored by Level 1 teams presenting clear actionable data that reduces MTTR.

System Validation Documentation & Automation

  • Develop and maintain automation scriptsto enhance monitoring efficiency and improve team quality of life.
  • Proactively identify process improvementsand learning opportunities; drive continuous improvement.

Automation & QualityofLife Improvements

  • Contribute to the automation of monitoring alerting and operational tasksto streamline workflows and improve overall system reliability.

Qualifications

Education

Bachelors in Computer Science IT or related field.

Experience

  • Minimum 4 yearsin a technology organization with 1 yearhandson engineering experiencein monitoring or production operations.

Required Skills

  • Strong experience developing instrumentation and alertingfor large complexenvironments.
  • Expertise in 4of the following: OpsRamp Grafana AppDynamics Elastic Stack InfluxDB BigPanda and other monitoring solutions.
  • Hands-on experience with Observability concepts and frameworks including metrics logs and traces.
  • Working knowledge of OpenTelemetryfor distributed tracing and telemetry data collection.
  • Experience with dashboard creation alert management and tool configuration.
  • Excellent verbal and written communicationable to present complex technical issues to both technical and nontechnical stakeholders.
  • Strong problemsolving and troubleshootingin highpressureenvironments.
  • Ability to prioritize and manage multiple tasksin a deadlinedrivensetting.
  • Proven collaboration with crossfunctional teamsin large complex IT environments.
  • Experience with scripting(e.g. Bash PowerShell) and proficiency in one programming language(e.g. Python C family JavaScript).
  • Experience designing and implementing scalable reliablemonitoring solutions.
  • Experience with agile software development methodologies
  • Familiar with problem diagnosis; performance tuning; capacity planning and configuration management across the stack via continuous improvement.

Preferred Qualifications

  • Experience querying manipulating and visualizing timeseriesdata.
  • Familiarity with Infrastructure as Codetools (e.g. Ansible Terraform).
  • Strong understanding of how to create actionable digestible visualizationsfor Level 1 monitoringteams.
  • Working knowledge of REST APIs JSON and ServiceNow.
  • Experience with cloud monitoringparticularly AWSor Azure.

OneMain Holdings Inc. is an Equal Employment Opportunity (EEO) employer. Qualified applicants will receive consideration for employment without regard to age ancestry citizenship status color creed culture disability ethnicity gender gender identity or expression genetic information or history marital status military status national origin nationality pregnancy race religion sex sexual orientation socioeconomic status transgender or on any other basis protected by law.


Required Experience:

Senior IC


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