Systems Specialist - Active TS/SCI w/Poly

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., + 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.

Computer Hardware,Remote Access,Remote Support,System Administration,Troubleshooting

Certifications:

CompTIA - Security+ - CompTIA - CompTIA

Experience:

8 + years of related experience, * 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.

The likely hourly rate for this position is between $47.00 - $63.60. 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.

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

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