Systems Specialist - Active TS/SCI w/Poly

General Dynamics Information Technology, Inc.; Bossier City (LA); On-site; USD 90,000 - 150,000; Full time

Benefits offered by this job

401K with company match

Comprehensive health benefits

Career growth opportunities

Job summary

General Dynamics Information Technology, Inc. is seeking a Systems Specialist to support, maintain, and improve IT systems and infrastructure on-site in Bossier City, LA.

The role focuses on administration, troubleshooting, and user support to ensure security, stability, and optimal performance across servers and applications. You will work with help desk staff, engineers, and stakeholders to implement changes, monitor health, and contribute to project delivery.

Qualifications

• AA/AS degree required.
• 8+ years of IT systems experience.
• US Citizenship required.
• Security Clearance TS/SCI w/Poly required.
• On-site in Bossier City, LA.

Responsibilities

• System Administration & Maintenance: monitor, manage, and maintain servers and key applications.
• User Support & Troubleshooting: provide advanced technical support and resolve issues.
• Implementation & Configuration: install, configure, and deploy systems and tools.
• Security & Compliance: enforce security best practices and participate in audits.
• Monitoring & Reporting: use tools to monitor performance and report on health and incidents.
• Collaboration & Process Improvement: work with IT teams on cross-functional initiatives.

Skills

Windows/Linux admin

Active Directory & GPOs

Virtualization (VMware/Hyper-V)

Cloud services (Azure/AWS/M365)

Backup/Disaster recovery

Patch management

Security best practices

Scripting: PowerShell/Bash/Python

Monitoring tools: SolarWinds/Nagios/PR

Education

AA/AS

Tools

ServiceNow

Jira

Remedy

Zendesk

Job description

The Systems Specialist is responsible for supporting, maintaining, and improving the organization's IT systems and infrastructure. This role focuses on system administration, troubleshooting, and user support, ensuring that servers, applications, and related technologies are secure, stable, and performing optimally. The Systems Specialist works closely with help desk staff, engineers, and business stakeholders to resolve issues, implement changes, and support ongoing projects.

Key Responsibilities

• System Administration & Maintenance
  • Monitor, manage, and maintain servers, operating systems, and key applications.
  • Apply patches, updates, and configuration changes to systems in accordance with change management procedures.
  • Perform routine system health checks, capacity planning, and performance tuning.
• User Support & Troubleshooting
  • Provide advanced technical support for escalated issues from help desk/Tier 1 teams.
  • Diagnose and resolve system, application, and network-related problems.
  • Assist with user account management, permissions, and access controls.
• Implementation & Configuration
  • Install, configure, and deploy new systems, applications, and tools.
  • Assist in system upgrades, migrations, and integrations.
  • Document system configurations, procedures, and standards.
• Security & Compliance
  • 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.
• Monitoring & Reporting
  • 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.
• Collaboration & Process Improvement
  • Collaborate with IT teams (network, security, applications, help desk) 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.

What You'll Need to Succeed

• Education: AA/AS
• Required Experience: 8+ years of experience
• Required Technical Skills:
  • Experience with Windows and/or Linux server administration.
  • Familiarity with Active Directory, group policies, and identity/access management.
  • Experience with virtualization platforms (e.g., VMware, Hyper-V) and/or cloud services (e.g., Azure, AWS, M365).
  • Strong troubleshooting skills across OS, applications, and basic networking.
  • Knowledge of backup/restore solutions and disaster recovery concepts.
  • Understanding security best practices and patch management.
• Preferred Skills:
  • Experience with scripting/automation (PowerShell, Bash, Python).
  • Familiarity with monitoring tools (e.g., SolarWinds, Nagios, PRTG, Splunk).
  • Hands-on work with storage systems, DNS/DHCP, and other core infrastructure services.
  • Exposure to ITIL practices and ticketing systems (ServiceNow, Remedy, Jira, Zendesk).
• Key Competencies:
  • 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 both technical and non-technical stakeholders.
• Security Clearance Level: TS/SCI w/Poly
• Location: On-Site in Bossier City, LA
• Certification Required: Comp TIA Security+ - CompTIA
• US Citizenship Required
• Shift: Monday - Friday Day Shift

GDIT IS YOUR PLACE

• 401K with company match
• Comprehensive health and wellness packages
• Internal mobility team dedicated to helping you own your career
• Professional growth opportunities including paid education and certifications
• Cutting-edge technology you can learn from