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Senior ISSE; L4 – On-Site Security Engineer, TS​/SCI

Job in McKinney, Collin County, Texas, 75069, USA
Listing for: Insight Global
Full Time position
Listed on 2026-01-02
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: Senior ISSE (L4) – On-Site Security Engineer, TS/SCI
A cybersecurity firm is seeking a Senior Information Systems Security Engineer for a defense client in Greenville, TX. The ideal candidate will have extensive experience in securing virtual machines and servers, along with a strong background in Linux and Windows environments. Responsibilities include conducting security assessments, developing security strategies, and mentoring junior staff. The position offers competitive hourly compensation ranging from $60 to $70, with comprehensive benefits starting on the 31st day of employment, including medical, dental, and retirement plan options.
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Position Requirements
10+ Years work experience
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