Senior Systems Engineer - Hybrid Cloud & Security

Rhino Linings Corporation

Greenville (TX)

On-site

USD 90,000 - 130,000

Full time

14 days+
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Benefits offered by this job

Medical
Dental
Vision
Paid sick/vacation
Holidays
401(k) with Match
Group Life
Voluntary Life
Long Term Disability
Employee Assistance Program (EAP)
Flexible Spending Account
Pet Insurance
etc.

Job summary

Rhino Linings Corporation in Greenville, Texas seeks an experienced Systems Administrator to ensure stability, security, and performance of core IT infrastructure onsite. The role leads day-to-day operations, mentors staff, and partners with leadership to support business continuity and digital improvement.

The ideal candidate has 8+ years in systems administration, strong Windows Server/Azure expertise, and hands-on virtualization.

Qualifications

  • 8+ years of experience in systems administration in manufacturing or multi-site environments.
  • Strong Windows Server, AD/File Share/SQL, Azure and hybrid environments.
  • Experience with Microsoft 365 administration and identity management.
  • Hands-on virtualization experience with XenServer, XCP-NG, and Citrix Cloud.
  • Networking fundamentals including firewalls, VLANs, VPNs, and routing.
  • PowerShell scripting and automation.
  • Familiarity with ERP/CRM systems like Dynamics GP/Salesforce.
  • Familiarity with ticketing, ITIL/NIST/CMMC.
  • Endpoint management with Intune and Jamf.
  • Strong problem-solving and written/verbal communication.
  • Certifications or equivalent experience.
  • Ability to lead and manage projects across multiple sites.

Responsibilities

  • Leads in design planning for the company’s technology architecture structure; implements hardware and software infrastructure.
  • Serves as a technical expert in systems administration and training inner department or across organizations related to Technology.
  • Develops and monitors the organization’s technology architecture through multiple locations and plays an important role in the vision and development of the organization’s future technology.
  • Ensure infrastructure installations and upgrades are made in accordance with established policies, procedures and software licensing agreements.
  • Identifies, implements, and monitors best practices for technology, while providing expert advice on core infrastructure initiatives.
  • Supports the day-to-day computer operations as well as the underlying infrastructure of hybrid environment.
  • Provides Tier 1 and 2 support in the event of ticket overflow or resource needs including ad-hoc after-hours emergency or maintenance support.
  • Investigates and analyzes feasibility of system requirements and develops system specifications.
  • Identifies methods, solutions, and project guidelines to the team.
  • Manage, maintain, and optimize hybrid environment of Windows Servers environments, including Active Directory, Group Policy, DNS, DHCP, and file services.
  • Administer virtualization platforms such as XCP-NG, XenServer, or Hyper-V
  • Oversee Microsoft 365 services including Exchange Online, Entra ID (Azure AD), SharePoint, and endpoint management
  • Manage, support and enhance hybrid and cloud infrastructure
  • Ensure system availability, performance monitoring, patching, and backup/recovery processes
  • Lead incident response, root cause analysis, and problem resolution for complex infrastructure issues
  • Implement and maintain security best practices including MFA, access controls, vulnerability remediation, and endpoint protection
  • Manage and improve disaster recovery and business continuity plans
  • Document systems, configurations, procedures, change history, issues, resolutions, and procedures clearly and consistently
  • Mentor and support administrators and help desk staff
  • Partner with IT leadership on infrastructure roadmaps, upgrades, and modernization initiatives
  • Work with vendors and managed service providers as needed
  • Occasional travel to other site locations as related to Technology.
  • Contributes to the continual optimization of the RLCorp technology team.

Skills

Windows Server
Azure
Active Directory
PowerShell
Networking basics
Endpoint management
Security frameworks
ITIL/NIST/CMMC
Documentation
Cloud technologies
Vendor management

Tools

XCP-NG
XenServer
Hyper-V
Citrix Cloud
Intune
Jamf
SharePoint
Exchange Online

Job description

Rhino Linings Corporation in Greenville, Texas seeks an experienced Systems Administrator to ensure stability, security, and performance of core IT infrastructure onsite. The role leads day-to-day operations, mentors staff, and partners with leadership to support business continuity and digital improvement.

The ideal candidate has 8+ years in systems administration, strong Windows Server/Azure expertise, and hands-on virtualization.

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