System Administrator - Journeyman

G2IT•O'Fallon, IL

8d•$65,000 - $75,000•Onsite

About The Position

G2IT is seeking a skilled and motivated Systems Engineer to support the U.S. Transportation Command (USTRANSCOM) at Scott Air Force Base in Illinois. The position supports the USTRANSCOM Managed Information Technology Services (MITS) contract, providing technical and operational support to the Command, Control, Communications & Cyber Systems Directorate (TCJ6). The role involves maintaining, configuring, troubleshooting, and optimizing IT infrastructure, including network servers, virtualization systems, laptops, desktops, virtual desktop infrastructure (VDI), and supporting hardware and software. The position supports reliable system performance and availability, as well as the operations and modernization of USTRANSCOM's IT environment. The annual salary is $65,000–$75,000, depending on experience.

Requirements

Bachelor's degree (BA/BS) and at least four years of relevant experience.
Experience supporting production IT environments.
Strong troubleshooting skills with demonstrated end-to-end problem management and ownership.
DoD Secret Clearance.
One of the following IAT Level II certifications: CompTIA Security+ CE, CompTIA CySA+, GICSP, GSEC, CND, or SSCP.
A Computing Environment (CE) certification or certificate relevant to the technical area of responsibility.
Experience installing, configuring, and supporting Microsoft Windows Server 2012/2016 environments.
Hands-on experience with Linux and UNIX/Red Hat systems.
Experience with Azure or AWS cloud environments.
Working knowledge of authentication technologies, including LDAP, Kerberos, and Active Directory.
Conceptual understanding of storage systems, including SAN and NAS.
Ability to troubleshoot and resolve complex infrastructure and system issues.
Availability to participate in recurring on-call support.

Responsibilities

Manage, monitor, and maintain enterprise systems and IT infrastructure to ensure reliable performance and availability.
Install, configure, test, and maintain operating systems, application software, and system management tools.
Support network servers, server virtualization systems, laptops, desktops, and VDI environments.
Identify and troubleshoot system performance issues, working with developers to implement effective solutions.
Maintain system security, backup, and redundancy strategies.
Perform system vulnerability remediation, reporting, configuration, and compliance activities.
Provide Tier 2 and Tier 3 technical support and troubleshoot complex system issues.
Participate in the design and implementation of information and operational support systems.
Install, configure, and troubleshoot UNIX/Linux/Red Hat environments.
Collaborate with vendors and other IT personnel to resolve technical challenges.
Support planned and emergency events outside normal business hours, including weekends, when required.
Participate in recurring on-call support.