• Linux System Administrator

    ManTech (San Antonio, TX)
    MANTECH seeks a motivated, career and customer-oriented **Linux** ** Systems Administrator** to join our team in **San Antonio, TX** supporting the Linux ... within 60 days of starting employment. Acceptable certifications include CCNA -Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP) **Preferred Qualifications:** + Red Hat… more
    ManTech (07/24/25)
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  • Senior Principal Technology Specialist

    McDermott (Houston, TX)
    **Job Overview:** The Senior Network Engineer will be responsible for managing and optimizing our network systems to ensure high availability, security, and ... in Computer Science, Information Technology, related field or equivalent experience + CCNA , CCNP or related certification + Knowledge of Palo Alto Firewalls,… more
    McDermott (07/15/25)
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  • Cloud Security Manager - Microsoft Azure

    Deloitte (Dallas, TX)
    …and perimeter security appliances - eg, firewalls, intrusion prevention systems (IPSs), web application firewalls (WAFs), endpoint protection, SIEM and ... preferred. + Microsoft Certifications such as: Az-500 Azure Security Engineer , AZ-204 Azure Developer Associate Certification, (SC-900, SC-100, SC-200, SC-300,… more
    Deloitte (06/14/25)
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