Network Administrator

Company: CrossRealms International Inc. is a fast-growing Chicago-based IT Managed Services and solutions provider comprised of certified expert consultants, engineers, and business team members. We specialize in designing customized, enterprise-class solutions that are comprehensive, resilient, and scalable. Through our technology expertise and proven track record of transformative results for companies large and small, we aim to build long-term relationships and are committed to meeting and exceeding client needs. Our services and solutions are in use by a wide variety of industries, including legal, manufacturing, healthcare, and more. We are currently seeking a Network Administrator for one of our clients based in Chicago.

Job Type:
Contract-to-hire /Full-time
$30-$35/ hourly rate
M-F 7:30am – 4:00 pm
Remote is not an option
Work authorization:
United States (Required)
Work Location:
Multiple locations

Job Summary:

  • Implement, manage and monitor existing network
  • Define scope, acquire, install, and maintain hardware and software associated with local and wide area networks
  • Make comprehensive recommendations in areas that can be improved and test network procedures on a scheduled basis
  • Support network systems in a 24/7 environment ensuring stability, security and optimal performance
  • Troubleshoot multi-platform / multi-vendor issues, determining scope, problem identification and resolution
  • Directs installation, configuration and maintenance of multi-site network and equipment
  • Monitor and manage remediation of network vulnerabilities and faults
  • Maintain and promote IT corporate security policies including support for VPN and wireless networks.
  • Assist in the development and implementation of network policies and standards
  • Keep abreast of new technologies and suggest their application where appropriate.
  • Prioritize effective use of IT resources and competing needs in an active support environment
  • Meets financial requirements by submitting information for budgets; monitoring expenses
  • Works directly with end users to evaluate and solve technical problems, often over the phone or using remote control software
  • Maintain and service the local VOIP phone system including deployment and replacement of phone hardware and supporting software
  • Act as single point of contact for network service and maintenance calls
  • Provide user training for other IT staff and end users
  • Administers system backups, recovery, and verification at all schools
  • Document all services rendered via a ticketing system, for scheduling, time tracking, and issue tracking
  • Administers network backups, recovery, and verification at sites
  • Demonstrates personal initiative to maintain good communication and follow-up with users
  • Support with helpdesk tasks as needed
  • Other duties as assigned 


Platform Switches, Routers and Firewalls

Wireless Technology – 802.11a/b/g/n/a/ac

Windows Server, 2008R2 and 2012R2
Ability to learn and understand non-network systems used throughout the company and be able to integrate those systems into existing and/or new environments.

Education and Experience
Associates or Bachelor’s Degree in Information Technology; or equivalent
2+ years of experience in network administration

CCNA or equivalent skill set

Network Administration: 1 year (Preferred)


  • Dental insurance
  • Health insurance
  • Health savings account
  • Life insurance
  • Paid time off
  • Professional development assistance
  • Retirement plan
  • Vision insurance
Job Category: Technology
Job Type: Full Time
Job Location: Onsite / Remote

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