Windows Linux Systems Administrator

General Dynamics Information Technology (GDIT) is looking for a skilled IT Systems Administrator with experience in Microsoft enterprise environments to support a critical Federal Intelligence Agency contract. This is an excellent opportunity to work alongside a highly skilled technical team in a dynamic and mission-focused environment. In this role, youll provide Tier II support and systems administration across multiple large-scale Microsoft-based networks spanning several secure environments. The infrastructure consists of a hybrid mix of Windows and Red Hat Enterprise Linux (RHEL) systems. Key Responsibilities: Perform administrative support for both Windows and Linux environments on physical systems and virtual desktops (EVDI). Troubleshoot system and application issues, including performance degradation and crashes. Investigate and resolve user performance concerns; collaborate with other teams to enhance the end-user experience. Provide Tier II support and resolution for incident tickets related to Windows and Linux-based applications. Offer remote desktop support to end users. Analyze and resolve system incidents with both immediate workarounds and long-term fixes. Respond to and manage escalated service desk tickets. Communicate clearly with team members and stakeholders, both verbally and in writing. Participate in special projects and respond to security incidents as needed. Qualifications: Bachelors degree in Computer Science, Engineering, or a related technical field, OR equivalent combination of education and experience (including military service). 3+ years of relevant systems administration experience. Active TS/SCI clearance with Polygraph is required. Must have a current DoD 8570 IA certification (e.g., CompTIA Security+ CE, SSCP, or CCNA-Security). Security+ CE is preferred. Must obtain required DoD 8570 Computing Environment (CE) certification within 6 months of hire. Required Technical Skills & Experience: Active Directory administration DNS, DHCP, DFS, and LDAP Windows 10, Server 2012, Server 2016 Troubleshooting common business applications (e.g., Outlook, Excel, Word, Java, Internet Explorer) Linux system administration Familiarity with ticketing systems such as ServiceNow or NETS ITIL v3 certification or higher Preferred (Nice to Have): Microsoft System Center Configuration Manager (SCCM) PowerShell scripting Experience with virtualization tools such as VMware and Citrix VMware User Experience Management (UEM) Microsoft Exchange administration Experience with voice/video systems Networking fundamentals Familiarity with customer mission environments #Autobots Top Secret SCI + PolygraphSalary and Benefit Information The likely salary range for this position is $114,750 - $155,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. View information about benefits and our total rewards program. About Our Work We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans #J-18808-Ljbffr