Windows SME/ Lead Potential

Position Summary

The Associate Director - Principal Infrastructure Services Delivery Engineer plays a vital role in ensuring the support, stability, and ongoing enhancement of enterprise server and infrastructure platforms. This includes managing Windows and Linux environments, as well as underlying compute, virtualization, and cloud systems. The role involves providing advanced production support, leading operational initiatives, and driving project-driven improvements to maintain high availability and performance in a complex, mission-critical environment.

Key Responsibilities

• Deliver advanced Level 2 and Level 3 support for Windows and Linux server environments across the enterprise.


• Oversee the stability, availability, and performance of infrastructure components such as operating systems, virtualization, and core platform services.


• Manage patching, upgrades, and lifecycle processes for Windows and Linux platforms, aligning with security, compliance, and enterprise standards.


• Administer and support identity and authentication systems including Active Directory, LDAP, SSSD, GPOs, DNS, DHCP, sudo, and access controls.


• Perform server provisioning, configuration, and decommissioning for physical, virtual, and cloud-based systems.


• Troubleshoot and resolve issues related to OS, hardware, and platform components, including CPU, memory, disk, network, storage, and kernel services.


• Lead or contribute to automation and scripting efforts using tools such as PowerShell, Bash, and Python to enhance operational efficiency.


• Ensure environment resilience, performance, and recoverability through proactive monitoring, maintenance, and capacity planning.


• Coordinate system maintenance, upgrades, and deployment activities following established change and release management processes.


• Respond to critical and major incidents, leading end-to-end restoration, root cause analysis, and post-incident review efforts.


• Support application deployments by collaborating with application, database, middleware, storage, network, and security teams.


• Develop operational metrics, dashboards, and KPIs to deliver actionable insights for leadership.


• Promote platform standardization, best practices, and continuous improvement across various environments.


• Act as a technical escalation point and mentor for engineers supporting Windows, Linux, and platform operations.

Required Qualifications

• Hands-on experience managing enterprise-scale Windows Server (2016/2019/2022) and Linux (RHEL, CentOS, Rocky, Ubuntu, or similar) environments.


• Expertise in Windows platform services (Active Directory, Group Policy, DNS, DHCP) and Linux system administration (system management, networking, filesystems, permissions).


• Proven track record supporting mission-critical, high-availability platforms within regulated environments.


• Strong knowledge of ITIL processes, including incident, problem, change, and release management.


• Demonstrated ability to lead and resolve critical and major production incidents across multi-platform environments.


• Over 10 years of experience in infrastructure, platform engineering, or production support roles.


• Proficiency in automation and scripting using PowerShell and Linux scripting languages such as Bash and Python.


• Solid understanding of virtualization technologies (e.g., VMware ESXi or equivalent) and virtual infrastructure operations.


• Experience supporting cloud and hybrid environments, including Windows and Linux workloads on platforms like AWS.


• Excellent troubleshooting, analytical, and communication skills, with the ability to operate effectively under pressure.

Preferred Qualifications

• Experience with configuration management and automation tools such as Ansible, SCCM, Intune, Terraform, or similar.


• Exposure to enterprise monitoring, logging, and alerting platforms across OS and infrastructure layers.


• Familiarity with security hardening, vulnerability remediation, and audit compliance for both Windows and Linux platforms.


• Experience with capacity planning, performance tuning, and designing for platform resiliency.


• Prior leadership experience mentoring engineers and managing operational initiatives related to platform service delivery.

Why This Opportunity May Be Appealing

This role offers the chance to work at the forefront of enterprise infrastructure support within a highly regulated, mission-critical environment. You will lead strategic operational initiatives, drive automation and standardization efforts, and develop technical expertise across diverse platforms and environments. The position provides opportunities to mentor and influence engineering teams while directly impacting the stability and performance of vital infrastructure systems critical to daily operations.

Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support.

Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals. To learn more, please visit .

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.