[Remote] Senior System Administrator

Note: The job is a remote job and is open to candidates in USA. Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. The Senior System Administrator provides senior-level IT operations and ServiceNow platform administration support, ensuring platform stability and compliance with federal standards while managing enterprise IT/OT services.

Responsibilities

• Provide senior‑level administration and operational support for ServiceNow ITSM and ITOM modules, ensuring platform stability, availability, and performance across the enterprise
• Manage and maintain the Configuration Management Database (CMDB) as the authoritative source for configuration items, ensuring accurate data, reconciliation, and lifecycle management in accordance with agency processes
• Configure and support workflows, integrations, user roles, access controls, and system enhancements within the ServiceNow platform to improve automation, standardization, and transparency of IT services
• Support enterprise IT/OT service management operations, ensuring services meet agency requirements for reliability, scalability, and security
• Perform troubleshooting, incident resolution, and root cause analysis for ServiceNow platform issues and IT service disruptions, documenting actions and outcomes in agency‑approved systems
• Support configuration, change, and release management processes, ensuring updates, enhancements, and fixes are properly tested, approved, documented, and deployed
• Provide enterprise Software Asset Management (SAM) tool support and ongoing maintenance as required
• Ensure compliance with agency and federal IT standards, policies, and directives, and support continuous service improvement initiatives

Skills

• Ability to obtain and maintain a Public Trust is required
• Must be a U.S. Citizen without dual citizenship
• Senior‑level experience administering and supporting ServiceNow ITSM and ITOM modules in an enterprise IT environment, including platform configuration, workflow management, user/role administration, and operational support
• Demonstrated experience managing and maintaining an enterprise Configuration Management Database (CMDB), including configuration item lifecycle management, data accuracy, reconciliation, and governance in accordance with established IT service management processes
• Experience supporting IT Service Management (ITSM) and IT Operations Management (ITOM) functions to ensure enterprise services meet reliability, scalability, and security requirements
• Proven ability to support incident, problem, change, configuration, and release management processes, including troubleshooting, root cause analysis, documentation, and coordination across technical teams
• Experience administering enterprise platforms in compliance with federal IT standards, policies, and directives, supporting auditability and operational transparency
• Experience supporting enterprise monitoring, asset management, or software asset management (SAM) tools, including maintenance and operational support
• Ability to document system configurations, operational procedures, and service management activities using government‑approved systems and tools
• Bachelor's degree in Information Technology, Computer Science, or a related discipline (or equivalent experience)
• 8+ years of progressive experience in systems administration and enterprise IT operations, including senior‑level platform or tool administration
• An active Public Trust and/or DHS suitability is preferred
• Advanced experience administering ServiceNow ITSM/ITOM modules in a large enterprise environment
• Strong CMDB governance, data integrity, and discovery/reconciliation experience
• Experience supporting federal IT environments and compliance with agency standards
• Familiarity with configuration, change, and release management processes
• Experience supporting enterprise monitoring, asset management, and service reliability initiatives
• Strong documentation, communication, and stakeholder coordination skills

Benefits

• Health insurance coverage
• Life and disability insurance
• A retirement savings plan
• Paid holidays
• Paid time off
• Short- and long-term incentives
• Program-specific awards
• Reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment

Company Overview