Zelis

Senior / Lead Site Reliability Engineer

Zelis
Apply
3 days ago
Morristown, NJ, USASenior / Staff+

Base Salary

$112k - $154k/yr

Responsibilities

  • Champion SRE principles, define SLIs and SLOs, measure reliability, and reduce operational toil.
  • Develop maintainable PowerShell automation, operational tooling, self-healing capabilities, and automated remediation.
  • Troubleshoot and optimize Microsoft .NET and C# applications, including architecture, configuration, dependencies, performance, logging, and error handling.
  • Design and improve application and infrastructure monitoring, APM, distributed tracing, dashboards, alerts, logging, and service health indicators using New Relic and Splunk.
  • Support AWS production workloads and improve cloud infrastructure design, resilience, resource utilization, performance, and cost efficiency.
  • Provide technical leadership during critical incidents, conduct root cause analysis and post-incident reviews, and implement corrective actions.
  • Maintain runbooks and troubleshooting documentation, participate in production support and on-call responsibilities, and improve incident detection and recovery.
  • Mentor engineers, advise on reliability practices, and lead complex initiatives across multiple engineering teams and technology platforms.

Requirements

  • 7+ years of experience in software engineering, systems engineering, production operations, DevOps, or Site Reliability Engineering.
  • 3+ years of experience applying SRE principles in enterprise production environments.
  • Advanced PowerShell scripting and automation experience, including reusable automation solutions.
  • Strong knowledge of Microsoft .NET / .NET Core applications and C# application development, troubleshooting, and performance analysis.
  • Hands-on New Relic experience with APM, infrastructure monitoring, dashboards, alerting, and application troubleshooting.
  • Hands-on Splunk experience with SPL queries, log analysis, dashboards, and production troubleshooting.
  • Strong knowledge of AWS services and cloud architecture, including EC2, CloudWatch, IAM, and VPC.
  • Experience troubleshooting distributed applications, APIs, integrations, Windows Server environments, and complex production systems.
  • Experience implementing monitoring, alerting, logging, automated remediation, CI/CD pipelines, Git-based workflows, and automated deployments.
  • Knowledge of SRE concepts including SLIs, SLOs, error budgets, incident response, blameless postmortems, toil reduction, observability, capacity planning, performance engineering, and resilience.
  • Ability to lead complex technical investigations and engineering initiatives independently and implement long-term corrective actions.
  • Preferred qualifications include C# and .NET application or tooling development, AWS automation with AWS CLI or SDKs, Terraform, CloudFormation, Ansible, Linux Server administration, Docker, Kubernetes, Azure DevOps, GitHub Actions, Jenkins, synthetic monitoring, distributed tracing, SQL Server, and relevant cloud or engineering certifications.

Benefits

  • Base salary range of $112,000.00-$154,000.00, with possible discretionary bonuses, commissions, or other incentives excluded from the base range.
  • Benefits include a 401k plan with employer match, flexible paid time off, holidays, parental leave, life and disability insurance, and medical, dental, vision, and prescription coverage.
  • Hybrid workplace flexibility varies by team and business needs; candidates within approximately 50 miles of a U.S. office are generally preferred, and in-office presence is not governed by a fixed weekly schedule.

Tech Stack

AnsibleAWSC#DockerGitHub ActionsJenkinsKubernetesMicrosoft SQL Server.NETPowerShellSplunkTerraform

Categories

Site Reliability
Zelis

About Zelis

1,001-5,000 employees

Zelis builds a connected healthcare payments and pricing platform for U.S. payers, providers, and consumers, offering payment integrity, claims pricing/bill review, electronic payments, and network optimization. It sells software and managed services to health plans, TPAs, and self-insured employers to reduce claims errors and streamline reimbursement. Privately held and headquartered in Boston, it serves over 750 payers, including the top five national health plans, and millions of healthcare professionals and consumers.

Contact me