Who We Are
OWL Services is the premier sales, installation, program management and service provider to retail, commercial, fleet, aviation and marine, and emergency power generation companies across the U.S.
With 33 offices and distribution centers and more than 1,400 field service professionals, OWL delivers on a service platform that includes construction, compliance and testing, maintenance and repair, modernization and re-imaging, and EV charging solutions to keep businesses and people moving 24 hours a day, 7 days a week, 365 days a year.
The Role:
This is an onsite role- must be within 30-40 miles of our office location in Irving, TX.
OWL Services is seeking an IT Infrastructure-focused Systems Administrator to own our on-premises Active Directory and core Windows infrastructure in a complex, multi-domain, hybrid environment. This is not a ticket-driven support role-it focuses on designing, standardizing, securing, and modernizing identity and infrastructure across multiple business units.
The ideal candidate has hands-on experience leading Active Directory cleanup and restructuring, with strong expertise in Windows Server across on-premises and Azure. This role requires enforcing standards, driving remediation, and operating effectively in M&A-driven environments while working independently and collaborating across teams.
Responsibilities:
Active Directory & Identity Ownership
Own AD architecture, health, and strategy across multiple domains
Lead AD cleanup/restructuring (OU design, GPOs, lifecycle)
Manage identity and access (service accounts, groups, Entra ID governance)
Enforce standards for naming, access, group design, and least-privilege
Server & Infrastructure Management
Build, administer, and maintain Windows Server environments (on-prem and Azure)
Manage physical/virtual infrastructure (VMware, Hyper-V, Azure, Scale) and lifecycle and lifecycle
Support modernization efforts, including migration to hybrid/cloud environments
Patching, Configuration & Operations
Own server patching (NinjaOne); partner with IT Operations team on endpoint patching (Intune)
Maintain consistent configuration management (GPOs, baselines, policies) across environments
Develop PowerShell automation to improve efficiency and consistency
Backup & Resilience
Own backup strategy and systems; ensure regular recovery testing for disaster recovery readiness
Security & Remediation
Lead remediation of findings from audits, vulnerability scans, and penetration tests
Implement and maintain infrastructure security and hardening standards
Administer and maintain security platforms (e.g., CrowdStrike, Defender) in coordination with eSentire (SOC-as-a-Service)
Collaboration
Partner across IT Infrastructure, Operations, Applications, and Development teams
Work with business stakeholders to understand needs and communicate impacts
Operate independently while aligning with IT priorities and standards
Requirements and Skills:
5+ years of hands-on experience administering Windows infrastructure and Active Directory environments
Proven experience owning and redesigning Active Directory environments (not just supporting them)
Demonstrated success in:
Active Directory cleanup, consolidation, or restructuring initiatives
GPO design and standardization at scale
Managing multi-domain and/or M&A-driven environments
Strong expertise in:
Active Directory (DNS, GPO, replication, trusts)
Identity & Access Management principles
PowerShell automation
Experience with:
Leading security remediation efforts from audits or penetration tests
Hybrid identity (Entra ID / Azure AD Connect) and hybrid-joined environments
Infrastructure patching and configuration management
Backup and disaster recovery planning and validation
Core competencies:
Ability to manage projects and priorities independently without constant supervision
Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VPNs, VLANs, segmentation)
Able to collaborate effectively within a distributed IT team
Compensation and Benefits: