Senior Systems Administrator — TS/SCI + Poly (Onsite)

General Dynamics IT

McLean (VA)

On-site

USD 99,000 - 133,000

Full time

3 days ago
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Benefits offered by this job

401K with company match
Comprehensive health and wellness
Internal mobility team
Paid education and certifications
Cutting-edge technology
Paid vacation and holidays

Job summary

General Dynamics IT is seeking a Systems Administrator for a McLean, VA location on customer site. The role centers on Active Directory, enterprise IT systems, and precise permissions control. A minimum of 5+ years of related experience and US citizenship are required. Security clearance to TS/SCI with Polygraph is expected.

You will support critical enterprise projects, collaborate with teams, and ensure secure, reliable IT operations.

Qualifications

  • Bachelor's degree or equivalent in a technical field.
  • 5+ years of related experience in IT/Systems Admin.
  • Hands-on expertise with Active Directory and security groups.
  • Ability to manually apply and manage File Explorer permissions.
  • Understanding of permissions, inheritance, and access control configurations.
  • Experience structuring folders to support organizational access needs.

Responsibilities

  • Administer Active Directory and manage security groups.
  • Configure and maintain enterprise IT systems at scale.
  • Implement and troubleshoot File Explorer permissions and inheritance.

Skills

Active Directory Administration
Enterprise IT
Information Technology (IT) Systems
File Explorer Permissions Management

Education

Bachelor's degree in Computer Science, Engineering, or related

Job description

General Dynamics IT is seeking a Systems Administrator for a McLean, VA location on customer site. The role centers on Active Directory, enterprise IT systems, and precise permissions control. A minimum of 5+ years of related experience and US citizenship are required. Security clearance to TS/SCI with Polygraph is expected.

You will support critical enterprise projects, collaborate with teams, and ensure secure, reliable IT operations.

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