Senior Software Engineer

UnitedHealth Group•Irvine, CA

1d•$72,800 - $130,000•Remote

About The Position

Optum is seeking a highly motivated Software Engineer - Support to ensure the stability, availability, performance, and operational excellence of critical enterprise applications, APIs, and cloud platforms. The role provides advanced production support, leads incident resolution, drives root cause analysis, and collaborates with cross-functional teams to maintain reliable services. The ideal candidate has strong troubleshooting skills, experience supporting large-scale applications, and an interest in continuous improvement through automation, observability, and AI-enabled solutions. The position may be performed remotely from anywhere within the U.S., subject to UnitedHealth Group’s Telecommuter Policy. The engineer provides Level 3 production support for enterprise applications, APIs, cloud services, and integrated business platforms; investigates and resolves complex incidents; coordinates major incident response and stakeholder communications; and ensures incidents are documented, escalated, resolved, and reviewed. The role also supports deployments, release validations, maintenance, disaster recovery testing, resiliency validation, and operational readiness. Participation in a 24x7 on-call rotation and after-hours support for critical incidents is required. The role maintains operational documentation and runbooks, identifies recurring issues and service improvement opportunities, and collaborates with engineering, infrastructure, database, cloud, network, and security teams. It uses monitoring and observability platforms, logs, dashboards, alerts, automation, scripting, and enterprise-approved AI tools to diagnose issues and improve operational efficiency. The engineer also supports cloud-hosted applications and distributed architectures, deployments, upgrades, migrations, capacity planning, performance tuning, vulnerability remediation, certificate management, and compliance initiatives. The salary range is $72,800 to $130,000 annually for full-time employment. Benefits include a comprehensive benefits package, incentive and recognition programs, equity stock purchase, and 401(k) contribution, subject to eligibility requirements.

Requirements

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
4+ years of experience in production support, application support, or software engineering.
4+ years of experience supporting large-scale enterprise applications and services.
4+ years of experience working with cloud technologies.
2+ years of experience with Oracle or other relational database environments.
2+ years of experience using monitoring and observability platforms such as Splunk, Dynatrace, Grafana, Azure Monitor, or equivalent tools.
2+ years of experience analyzing application, infrastructure, API, and database logs to diagnose production issues.
2+ years of experience supporting APIs, microservices, and distributed systems.
2+ years of experience in a 24x7 operational support environment with on-call responsibilities.

Nice To Haves

Experience leading major incident management and coordinating cross-functional outage response activities.
Experience supporting highly regulated or mission-critical environments.
Knowledge of cloud-native architectures, containers, and orchestration platforms.
Knowledge of ITIL Incident, Problem, and Change Management processes.
Experience with vulnerability remediation, certificate lifecycle management, and operational compliance activities.
Experience leveraging enterprise-approved AI tools to streamline operational workflows and improve support effectiveness.
Strong stakeholder management and collaboration skills.

Responsibilities

Provide Level 3 production support for enterprise applications, APIs, cloud services, and integrated business platforms.
Investigate, troubleshoot, and resolve complex production incidents, service disruptions, and customer-reported issues.
Lead incident response, facilitate bridge calls, coordinate recovery efforts, and communicate with stakeholders during major outages.
Perform root cause analysis and drive corrective and preventive actions to prevent recurring issues.
Manage incidents throughout their lifecycle, including documentation, escalation, resolution, and post-incident reviews.
Support production deployments, release validations, and maintenance activities.
Participate in a 24x7 on-call support rotation and provide after-hours support for critical business-impacting incidents.
Develop and maintain support runbooks, troubleshooting guides, knowledge articles, and operational documentation.
Identify recurring issues and recommend process, configuration, monitoring, or system improvements to enhance stability and reliability.
Support problem management by identifying trends, recurring defects, and service improvement opportunities.
Collaborate with engineering, infrastructure, database, cloud, network, and security teams to resolve production issues.
Support disaster recovery testing, resiliency validation, and operational readiness activities.
Adhere to ITIL Incident, Problem, Change, and Service Management processes.
Use monitoring and observability tools to monitor system health and performance.
Analyze application, system, API, and database logs to diagnose and resolve production issues.
Create and maintain dashboards, alerts, and operational reports to improve service visibility and incident response.
Use enterprise-approved AI tools and automation solutions to streamline workflows, accelerate troubleshooting, and improve operational efficiency.
Drive continuous improvement through automation, scripting, and process optimization.
Support applications and services hosted on modern cloud platforms and distributed architectures.
Partner with development teams on deployments, platform upgrades, migrations, modernization efforts, and operational readiness reviews.
Support capacity planning, performance tuning, vulnerability remediation, certificate management, and compliance initiatives.