Returning Candidate?

System Administrator (Macintosh, Windows)

System Administrator (Macintosh, Windows)

Job ID 
# Positions 
Posted Date 
Position Type 
Full Time
Travel Percentage 

Job Information


Be Here. Be Great.  Working for a leader in the insurance industry means opportunity for you. Great American Insurance Group, a member of American Financial Group, is a Fortune 500 company consistently recognized as a top place to work.  We combine a "small company" culture where your ideas will be heard with "big company" expertise to help you succeed. With over 30 specialty property and casualty operations and a variety of financial services, there are always opportunities here to learn and grow.


  • Provide 3rd level support for Macintosh user community
  • Excellent customer facing skills
  • Ability to troubleshoot Mac platform including certificates, encryption, domain binding, policy management, core applications
  • Experience with customer service, troubleshooting, analytical and problem-solving
  • Ability to manage Macintosh community using JAMF (Casper)
  • Application packaging and deployment management with JAMF for Mac and Microsoft System Center Configuration Manager for Windows devices
  • Advanced knowledge of Windows Server 2003, 2008, 2012, and 2016
  • Advanced knowledge of Windows XP, 7, 8.1 and 10
  • Advanced knowledge of Office products including Office 2007, 2010, 2013 and 2016
  • Advance knowledge and experience with migrating to Office 365 including Microsoft InTune
  • Collaborates with other technical staff to resolve problems with Software / Infrastructure systems
  • Work independently in the absence of supervision
  • Create technical environment documentation



  • Bachelor's Degree in Computer Science or a related discipline or equivalent experience


  • 3+ years hands-on IT Support for Macintosh and Windows devices
  • 3+ years’ experience supporting Mac OSX, Microsoft Windows 7, 10
  • 3+ years’ experience supporting Mac OS
  • Proven skills in troubleshooting Mac issues
  • Must be able to support, configure, and troubleshoot a wide range of applications and operating systems with emphasis on Mac platform
  • Knowledge of JAMF (Casper) for Macs and Microsoft System Center Configuration Manager for Window’s devices
  • Knowledge and understanding of Microsoft Systems Center Configuration Manager tools, processes
  • Ability to setup Mac or Windows devices
  • Document procedures for other team members
  • Intermediate to high level knowledge of Windows Administration
  • Demonstrated ability to work in a high volume, fast paced environment with many deadlines and competing priorities
  • Requires exceptional analytical and problem solving skills, and the individual must possess a structured, methodical approach to systems administration
  • Ability to work with other teams and vendors to troubleshoot and triage issues
  • Experience in administering MDM (Mobile Device Management) solutions
  • Experience with networking technologies (TCP/IP, routing, etc.)
  • Experience with Office 365
  • Experience managing various browsers
  • Experience with providing training and coaching, either to customers or to internal colleagues
  • Excellent verbal and written communications and interpersonal skills
  • OS Configuration (Certs, DNS search, Drive Encryption, Domain Binding, Admin for LAPS), and Core Application Delivery (Office, Skype, SCEP, DLP, FireEye, Identity Agent, Phish Reporter, Snow)

Connect With Us!

Not ready to apply? Build your career profile here to connect with us!