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Cybersecurity

Seguin,TX

1317 Cybersecurity jobs in Seguin,TX

New, Posted 2 hours ago
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Principal/Sr Principal Cyber Systems Engineer

Northrop Grumman

San Antonio, TX 78284

New, Posted 17 hours ago
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Cyber Forward Deployed Engineer - Manager

Deloitte

San Antonio, TX 78284

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Cyber - AI Security - Manager - Consulting

EY

San Antonio, TX 78284

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Senior Linux Administrator

GovCIO LLC

San Antonio, TX 78226

$135,000/yr
~ 41 min Onsite

  • High School with 9+ years (or commensurate experience)
  • Clearance Required: TS/SCI with NATO Secret
  • DoD 8140 – _451 System Administrator IT (Cyberspace)_ certification(s) (Cloud+ - CompTIA Cloud plus; GICSP - Global Industrial Cyber Security Professional; GSEC - GIAC Security Essentials Certification; Security+ - CompTIA Security plus; and/or SSCP - Systems Security Certified Practitioner) and/or affiliated training as identified within the DoD 8140 Qualification Matrix ( (Cyberspace) – 451 System Administrator; Intermediate
  • 7+ years of hands-on enterprise Linux systems administration experience, including substantial recent experience administeringRed Hat Enterprise Linux (RHEL) in production environments.
  • Demonstrated experience serving as a senior administrator, technical lead, primary escalation resource, or technical owner forproduction Linux systems.
  • Ability to independently administer and troubleshoot Linux systems from the command line without reliance on a graphical userinterface.
  • Demonstrated hands-on administration of Red Hat Satellite, including host registration, repositories, Content Views, LifecycleEnvironments, Activation Keys, subscription/manifests, synchronization, package/patch deployment, and troubleshooting contentor registration failures.
  • Working knowledge of Satellite command-line administration using Hammer CLI or equivalent methods. Experience with SatelliteCapsules and distributed content architectures is advantageous.
  • Demonstrated experience performing enterprise RHEL patch management, including planning, testing, deployment, validation,remediation of failed updates, and rollback/recovery considerations.
  • Demonstrated hands-on implementation and remediation of DISA STIG requirements on RHEL systems. Familiarity with STIGterminology alone is not sufficient.
  • Experience reviewing vulnerability or compliance findings and implementing operating-system-level remediation in coordinationwith cybersecurity personnel.
  • Strong knowledge of Linux security controls and administration, including SELinux, firewalld, SSH, sudo, PAM, permissions, auditing,account management, service hardening, and certificate management.
  • Strong Bash scripting proficiency with demonstrated ability to create and maintain scripts used for systems administration andautomation.
  • Ability to write Bash scripts using variables, loops, conditionals, functions, error handling, exit codes, logging, text processing, andcommand-output validation.
  • Demonstrated experience using configuration management, orchestration, or infrastructure automation technologies such asAnsible, SaltStack, Puppet, Chef, or equivalent.
  • Strong understanding of RHEL package and repository management, including RPM, DNF/YUM, .repo configuration, packagedependencies, and local or enterprise repositories.
  • Demonstrated experience administering Linux virtual machines in a VMware vSphere/vCenter environment, including provisioning,compute/memory allocation, virtual networking, storage interaction, snapshots, and VMware/Open VM Tools.
  • Strong Linux troubleshooting skills across operating system, compute, memory, disk, I/O, application, network, authentication, andservice layers.
  • Strong understanding of core Linux administration, including systemd, journald/system logging, cron/systemd timers, kernel andOS parameters, filesystems, process management, and boot/recovery procedures.
  • Demonstrated experience managing Linux storage, including partitions, Logical Volume Manager (LVM), filesystemcreation/expansion, mounts, NFS, disk utilization, and storage troubleshooting.
  • Strong understanding of enterprise networking concepts as they relate to Linux administration, including TCP/IP, DNS, routing,subnets, VLANs, NTP, firewalls, ports, and protocols.
  • Experience integrating Linux systems with enterprise authentication and directory services such as Microsoft Active Directory, LDAP,Kerberos, or SSSD.
  • Experience managing certificates, certificate chains, trust stores, and TLS-enabled Linux services.
  • Experience monitoring Linux system health and analyzing CPU, memory, disk, I/O, process, network, and application performance.
  • Experience performing system backup, restoration, recovery, and troubleshooting activities.
  • Demonstrated ability to independently investigate complex technical issues, identify root causes, develop corrective actions,implement solutions, validate results, and document the outcome.
  • Demonstrated ability to manage multiple technical priorities while maintaining production system availability and security.
  • Strong technical documentation skills, including development and maintenance of procedures, system configurations,troubleshooting documentation, and SOPs.
  • Strong written and verbal communication skills and the ability to coordinate effectively with cybersecurity, virtualization,networking, application, engineering, and customer teams.
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Network Support Engineer

Insight Global

San Antonio, TX 78284

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Contract Technical Recruiter - DoD / Federal IT

World Wide Technology

San Antonio, TX 78284

$40-$50/hr
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Information Technology Professional (IT Support)

US Navy

Seguin, TX 78155

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Entry Level Management

Ramos Agencies

San Antonio, TX 78228

$75,000-$95,000/yr
~ 41 min Onsite

  • Driver License
  • Willing to undergo a background check
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New, Posted 1 day ago
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Information Systems Project Manager

University Health

San Antonio, TX 78206

Remote

  • Bachelor of Science degree in Health Information Management, Information Systems.
  • Project Management Professional (PMP) or other project management certification is required.
  • Eight years of project management experience leading technical projects, including development and execution.
  • Eight years' experience working all aspects of the System Development Life Cycle.
  • Must have 5 years' experience in Health Care, specifically dealing with Managed Care Organization (MCO) claims and clinical data.
  • Proficiency with various system development lifecycles such as waterfall, RUP, and Agile methods.
  • Proficiency with MS Office (Including Word, Excel, Outlook, PowerPoint, Access, Project and Visio).
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Fast Pay - Earn at least $1580 in your first 150 trips, guaranteed.

Uber

Marion, TX 78124

Flexible Schedule

  • 21 years old or older
  • A 4-door vehicle
  • A valid U.S. driver's license and vehicle insurance
  • At least one year of driving experience in the U.S. (3 years if you're under 23 years old)
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