Senior System Administrator

  • Iowa Bankers Insurance & Services, Inc
  • Johnston, Iowa
  • 09/02/2026
Full time Information Technology Telecommunications

Job Description

Iowa Bankers Insurance & Services, Inc. seeks a Senior System Administrator to own the reliability, security, and performance of core infrastructure supporting community banks. In this role, you'll manage Windows/Linux servers, virtualization, storage, backups, and cloud services in a highly regulated financial environment. You'll implement security best practices, monitor and troubleshoot systems, and lead upgrades, patching, and disaster recovery planning. Working in a collaborative, service-oriented culture, you'll partner with security, operations, and business teams to ensure compliant, resilient systems for our banking and insurance clients.

Responsibilities

  • Administer and maintain Windows and Linux servers, virtualization platforms, storage, and backups.
  • Implement and monitor security controls, patches, and hardening aligned with banking and insurance regulations.
  • Manage identity, access, and authentication using Active Directory/Azure AD and related tools.
  • Monitor system performance, troubleshoot incidents, and resolve infrastructure issues with minimal downtime.
  • Plan and execute upgrades, migrations, and infrastructure improvements.
  • Design and maintain backup, disaster recovery, and business continuity procedures.
  • Collaborate with security, operations, and business teams to support applications and services.
  • Document systems, configurations, and standard operating procedures for ongoing support and audits.

Required Skills

  • Windows Server administration
  • Linux administration
  • Virtualization (VMware/Hyper-V)
  • Cloud platforms (AWS/Azure)
  • Networking (TCP/IP, VPNs, firewalls)
  • Identity and access management (AD/Azure AD)
  • Backup and disaster recovery
  • Security hardening and monitoring
  • Scripting/automation (Power
  • Shell/Bash)
  • Monitoring and performance tuning