Systems Administrator – Unix / Linux (Integration Engineer)

Valiant Technologies LLC; Dallas (TX); In loco; USD 61.000 - 102.000; Tempo pieno

Descrizione del lavoro

Valiant Technologies LLC in Dallas, TX is seeking an experienced Systems Administrator – Unix/Linux (Integration Engineer) to support on-premises infrastructure and applications. The role emphasizes hands-on Linux administration, monitoring, virtualization, and storage management to improve reliability and deployment efficiency.

You will collaborate with cybersecurity, networking, development, and operations teams; maintain documentation and runbooks; and participate in lifecycle management,

Competenze

• Strong Linux/Unix administration with RHEL focus.
• OS provisioning, patching, upgrades, and kernel management.
• Infrastructure monitoring with Syslog, Splunk, and ELK.
• NFSv4 storage, Kerberos-based ACLs, and network storage management.
• Virtualization with Proxmox and Red Hat VirtualBox.
• Database backups and configuration management.
• Ability to create dependency, data-flow, and sequence diagrams.

Mansioni

• Provision, patch, upgrade Linux OS and manage kernel lifecycle.
• Administer Red Hat Enterprise Linux (RHEL) environments.
• Create dependency and data-flow diagrams and runbooks.
• Configure and monitor infrastructure using Syslog, Splunk, ELK.
• Manage network storage with NFSv4 and Kerberos ACLs.
• Handle backups and configuration management for databases.
• Support virtualization via Proxmox and RH virt-who.
• Collaborate with cybersecurity, networking, dev and ops teams.
• Document operations and validation procedures.

Conoscenze

Linux/Unix administration

RHEL

Kernel management

Infrastructure monitoring

Networking fundamentals

Documentation

Strumenti

Proxmox

Red Hat VirtualBox

Syslog

Splunk

ELK

NFSv4

Kerberos ACLs

Descrizione del lavoro

Location:

Duration:

9Months+ Extension

Domain Exposure:

Consumer Discretionary

Client:

To Be Discussed Later

Employment Type:

W-2, 1099, C2C

Work Authorization:

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Title:Systems Administrator – Unix / Linux (Integration Engineer)

Location:Dallas ,TX

Duration: 9 Months + Extension

Bill Rate: $74/hour (C2C)

Job Type: W-2, 1099, C2C

Client: To Be Discussed Later

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description

We are seeking an experienced Systems Administrator – Unix/Linux (Integration Engineer) to support on-premises infrastructure and applications. The ideal candidate will have strong hands-on Linux administration experience, infrastructure monitoring, virtualization, and network storage management.

The candidate will work closely with application development, cybersecurity, networking, and operations teams to improve system reliability, deployment efficiency, and platform resilience.

Key Responsibilities

Perform Linux OS provisioning, patching, upgrades, kernel updates, and lifecycle management.

Administer and maintain Red Hat Enterprise Linux (RHEL) environments.

Create and maintain infrastructure documentation, including dependency diagrams, data-flow diagrams, and sequence diagrams.

Configure and monitor infrastructure using Syslog, Splunk, and ELK.

Manage network storage and file-sharing solutions using NFSv4 and Kerberos-based ACLs.

Handle database backups and configuration management.

Support virtualization environments, including Proxmox and Red Hat virt-who.

Troubleshoot infrastructure issues and improve system reliability and performance.

Collaborate with cybersecurity, networking, development, and operations teams.

Maintain technical documentation, operational runbooks, and validation procedures.

Required Skills

Strong hands-on Linux/Unix Administration, preferably RHEL.

Linux OS provisioning, patching, upgrades, and kernel management.

Infrastructure monitoring using Syslog, Splunk, or ELK.

NFSv4, Kerberos-based ACLs, and network storage management.

Virtualization experience with Proxmox and/or Red Hat VirtualBox.

Database backup and configuration management.

Ability to create dependency, data-flow, and sequence diagrams.

Nice-to-Have Skills

Monitoring tools: Nagios, Zabbix, and Grafana.

CIFS/SMB and network folder mounting across Windows and Linux.

DNS, DHCP, TCP/IP networking.

GPU passthrough in virtual machines.

Version control tools such as Perforce and Git.

Experience with audit, compliance, and governance requirements.

Infrastructure automation, incident management, and root-cause analysis.

Required Soft Skills

Strong written and verbal communication skills.

Excellent technical documentation skills.

Continuous improvement and automation mindset.

Ability to follow technical documentation and maintain validation records.

Strong troubleshooting and problem-solving abilities.

Excellent teamwork and collaboration skills.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.