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General Dynamics Information Technology

Builds and runs technology for government agencies

Systems Specialist

System AdministrationConfirmed live in the last 24 hours
Full-timeAnnapolis Junction, MD, USA$47 - $63.60 /hr

About the Job

Requirements

  • Eight or more years of related experience.
  • An associate of arts or associate of science degree.
  • Experience with Windows and/or Linux server administration.
  • Familiarity with Active Directory, group policies, and identity/access management.
  • Experience with virtualization platforms such as VMware or Hyper-V and/or cloud services such as Azure, AWS, or M365.
  • Strong troubleshooting skills across operating systems, applications, and basic networking.
  • Knowledge of backup and restore solutions and disaster recovery concepts.
  • Understanding of security best practices and patch management.
  • Strong analytical and problem-solving skills.
  • Excellent communication and customer service orientation.
  • Ability to manage multiple tasks and prioritize effectively.
  • Collaborative mindset and willingness to support technical and non-technical stakeholders.
  • Ability to obtain or currently possess Top Secret SCI with polygraph clearance.
  • U.S. citizenship is required.
  • CompTIA Security+ certification is required.
  • Availability to work Monday through Friday, 3 p.m. to 11 p.m.

Responsibilities

  • Monitor, manage, and maintain servers, operating systems, and key applications.
  • Apply patches, updates, and configuration changes in accordance with change management procedures.
  • Perform routine system health checks, capacity planning, and performance tuning.
  • Provide advanced technical support for escalated issues from help desk and Tier 1 teams.
  • Diagnose and resolve system, application, and network-related problems.
  • Assist with user account management, permissions, and access controls.
  • Install, configure, and deploy new systems, applications, and tools.
  • Assist with system upgrades, migrations, and integrations.
  • Document system configurations, procedures, and standards.
  • Ensure systems adhere to security best practices and organizational policies.
  • Help implement and monitor security controls such as antivirus, endpoint protection, firewalls, and access management.
  • Participate in audits, risk assessments, and remediation activities.
  • Use monitoring tools to track system performance, availability, and capacity.
  • Respond to alerts, incidents, and outages, performing root cause analysis and corrective actions.
  • Prepare reports on system health, incidents, and improvements for management.
  • Collaborate with network, security, applications, and help desk teams on cross-functional initiatives and projects.
  • Contribute to the development and refinement of IT processes, standards, and documentation.
  • Provide input on technology selection and system architecture improvements.

Desired Qualifications

  • Experience with scripting and automation using PowerShell, Bash, or Python.
  • Familiarity with monitoring tools such as SolarWinds, Nagios, PRTG, or Splunk.
  • Hands-on work with storage systems, DNS/DHCP, and other core infrastructure services.
  • Exposure to ITIL practices and ticketing systems such as ServiceNow, Remedy, Jira, or Zendesk.

About the Company

General Dynamics Information Technology

Builds and runs technology for government agencies

GDIT builds and runs technology systems for U.S. government agencies, including defense, intelligence and civilian organizations. Its work spans cloud infrastructure, cybersecurity and software development, with tools tailored to sensitive missions and large agency operations. The company combines its own reusable technology solutions with commercial products, then earns revenue through contracts to design, integrate, modernize and operate customer systems, including support for both classified and unclassified networks. It also supplies technical expertise and daily operational support, and is a business unit of General Dynamics headquartered in Falls Church, Virginia.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Falls Church, VA
Founded
1999

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