- Citigroup (Irving, TX)
- …, **infrastructure security** , and **network segmentation** . + Mastery of **Operating Systems ** (eg, ** Windows ** , **Linux** ) and their hardening best ... (GCIA), GIAC Open Source Intelligence (GOSI) + ISC2 Certified Information Systems Security Professional (CISSP) + CompTIA CASP+, CompTIA PenTest+ Microsoft… more
- Nutanix (Austin, TX)
- …best practices, incl. DNS, idP (LDAP, OIDC, SAML, etc). + Proficiency in both Windows and Linux operating systems + Experience with Nutanix Kubernetes Platform ... You Will Bring** + 10+ years of experience in Consulting, DevOps, systems administration, or infrastructure engineering roles + Proven ability to translate business… more
- NTT DATA North America (Dallas, TX)
- …Associate + Microsoft Certified: Azure Administrator Associate + Red Hat Certified System Administrator (RHCSA) + Red Hat Certified Engineer (RHCE) + ITIL ... adaptable, and forward-thinking organization, apply now. **We have a Senior Lead Public Cloud OS Engineer available and REMOTE....management and OS lifecycle management. + Performance tuning and system optimization for both Windows and Linux… more
- NTT DATA North America (Austin, TX)
- …and resource utilization. **Security & Compliance** + Propose and enforce Windows system security best practices, including access control, encryption, ... related field. + Required Certifications (or equivalent experience): + Red Hat Certified System Administrator (RHCSA) + Red Hat Certified Engineer (RHCE) +… more