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Cybersecurity IT Support Systems Administrator

Senior Systems Administrator - Secure, Mission-Critical Infra

Job in Tucson, Pima County, Arizona, 85718, USA
Listing for: Leadingagemissouri
Full Time position
Listed on 2026-01-19
Job specializations:
  • IT/Tech
    Cybersecurity, IT Support, Systems Administrator
Job Description & How to Apply Below
A key technology and security firm is seeking a Senior Systems Administrator in Tucson, AZ. The successful candidate will lead system administration for mission-critical environments, ensuring optimal performance and security. Responsibilities include managing Linux and Windows systems, architecting servers, and collaborating with development teams. Ideal candidates will have a Bachelor’s degree in Computer Science and substantial experience. An active Top Secret security clearance is required.

Competitive compensation and benefits are offered.
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Position Requirements
10+ Years work experience
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