Systems Specialist - Active TS/SCI w/Poly

General Dynamics Information Technology, Inc.; Bossier City (LA); Hybrid; USD 90,000 - 130,000; Full time

Benefits offered by this job

401K with company match

Comprehensive health package

Internal mobility team

Education and certifications support

Exposure to cutting-edge technology

Job summary

General Dynamics Information Technology, Inc. in Bossier City, LA seeks a Systems Specialist to support, maintain, and improve IT systems and infrastructure.

You will focus on system administration, troubleshooting, and end-user support to keep servers, applications, and security controls performing optimally. You will collaborate with help desk, engineers, and stakeholders to resolve issues, implement changes, and support ongoing projects while adhering to security and change-management

Qualifications

• AA/AS degree required.
• 8+ years of experience in system administration.
• Experience with Windows and/or Linux servers and Active Directory.
• CompTIA Security+ or equivalent certification preferred/required.

Responsibilities

• Monitor, manage, and maintain servers, operating systems, and key applications.
• Apply patches and configuration changes per change management procedures.
• Provide advanced technical support for escalated issues and troubleshoot system/network problems.
• Install, configure, and deploy new systems, applications, and tools.
• Document system configurations, procedures, and standards.
• Ensure security controls and participate in audits and remediation activities.
• Monitor performance, respond to alerts, incidents, and outages, and report on system health.
• Collaborate with IT teams on cross-functional initiatives and projects.

Skills

Windows/Linux admin

Active Directory

VMware/Hyper-V

Cloud services

Troubleshooting

Security best practices

Patch management

Education

AA/AS

Tools

SolarWinds

Nagios

PRTG

Splunk

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.

Additional Requirements

• 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

Benefits

• 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