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Senior Atlassian System Admin

United StatesIT SupportHybrid3+ YOE
Summary

Senior Jira Systems Administrator responsible for architecting and maintaining Atlassian Data Center environments, including patching, governance, Groovy/ScriptRunner automation, performance tuning, and Tier 3 support.

About the role

Role Responsibilities

System Maintenance & Security

  • Lead the end-to-end patching process for Jira Data Center/Server instances
  • Monitor Atlassian Security Advisories and perform version upgrades to ensure the environment is secure and performant

Instance Governance

  • Serve as the primary gatekeeper for the Jira configuration
  • Manage global settings, including workflows, permission schemes, screen schemes, and custom field consolidation

Automation & Customization

  • Develop and maintain complex scripts using ScriptRunner (Groovy) to automate business logic, extend Jira’s native capabilities, and integrate with external APIs

Performance Monitoring

  • Conduct regular health checks, JVM tuning, and re-indexing
  • Troubleshoot system-level issues (logs, database connectivity, or plugin conflicts) to minimize downtime

User Support & Training

  • Provide "Tier 3" support for internal teams, helping them translate business requirements into efficient Jira projects without creating "configuration bloat"

Role Requirements

Must-Have Skills

  • 3+ years of experience as a Jira Systems Administrator, with specific experience both in On-Prem (Data Center or Server) environments AND cloud migration experience
  • Advanced knowledge of Groovy and the ScriptRunner plugin; comfortable writing scripts that interact with the Jira API
  • Strong understanding of the underlying tech stack: Linux/Windows servers, SQL databases (PostgreSQL/SQL Server), and SSL/Certificate management
  • Ability to analyze log files (atlassian-jira.log) and thread dumps to identify the root cause of system instability
  • Experience operating in a production environment where "uptime is king," following strict change-control processes for all patches and updates

Nice-to-Have Skills

  • Current Atlassian Certified Professional (ACP) certifications such as ACP-100 (Jira Admin for Data Center) or ACP-120 (Jira Admin for Cloud)
  • Experience with Atlassian Guard (Access) and configuring SSO/SAML (e.g., Okta, Azure AD) for user provisioning
  • Familiarity with administering other Atlassian tools like Confluence, Bitbucket, or Jira Service Management (JSM)
  • Experience with Agile methodologies (Scrum/Kanban) to help teams optimize their boards and reporting
Skills
JiraScriptRunnerGroovyLinuxWindows ServerPostgreSQLSQL ServerSSLAtlassian Data CenterJira API