Senior Windows Systems Administrator

Company Overview:

Samsung SDS is the digital arm of the Samsung group and a global provider of cloud and digital transformation innovations. Samsung SDS delivers enterprise-grade solutions and services in cloud, secure mobility, analytics / AI, digital marketing and digital workspace. We enable our customers in government, financial services, healthcare, and other industries to drive business in a hyper-connected economy helping them to increase productivity, safeguard assets, and make smarter decisions.

Position Summary:

Samsung SDS America is actively seeking a Senior Microsoft Systems Administrator , to support core Microsoft services spanning on-prem infrastructure and Microsoft 365 . This role will work on the Windows team and collaborate with, security, networking, Linux, and service desk teams to maintain reliability, improve operational practices, and support modernization efforts aligned with business realities.

This is a hands-on individual contributor role that will work 5 days a week in our office in Austin Texas with opportunities to grow technical depth, visibility, and influence over time.

Key Responsibilities:

On-Prem Microsoft Infrastructure & Operations

• Administer and support Active Directory, Group Policy, Windows Server, and file services .
• Maintain system reliability through patching, monitoring, backups, and security hardening.
• Support legacy Microsoft services and understand their role in a hybrid future.
• Administer and troubleshoot Active Directory authentication, authorization, permissions, and access controls across enterprise systems.
• Support VMware-based server and workstation infrastructure

Microsoft 365 & Endpoint Management

• Support and contribute to the adoption of Microsoft 365 services , with emphasis on:
• Microsoft Intune
• Endpoint Manager
• Windows 11 Intune-based policies
• Co-management (ConfigMgr + Intune)
• Help operate and mature the organization’s MDM and endpoint management approach.
• Assist in designing policies that coexist with existing on-prem tooling and security requirements.

Hybrid Migration & Modernization Support

• Participate in planning and executing on-prem to cloud migrations for identity, endpoint, and related services.
• Support coexistence models where legacy and cloud services operate together.
• Adapt execution as adoption pace, risk tolerance, and priorities evolve.

Communication, Organization & Collaboration

• Communicate technical concepts clearly to peers, stakeholders, and leadership.
• Provide organized, visible updates on work progress, risks, and dependencies.
• Document configurations, procedures, and decisions in a way others can follow.
• Collaborate with cross-functional teams including Networking, Security, Linux, and Service Desk.
• Assist Service Desk staff with escalations and troubleshooting guidance.

Process & Support

• Participate in Agile-style planning and execution using Jira.
• Follow ITIL-aligned practices for incident, problem, and change management.
• Participate in after-hours on-call rotation for critical services.

Requirements

• 7+ experience in enterprise IT environments or equivalent hands-on professional experience.
• Demonstrated experience administering Microsoft infrastructure, including:
• Active Directory
• Group Policy
• Windows Server
• Strong understanding of on-prem Microsoft environments and legacy systems.
• Exposure to Microsoft 365 services , including Intune or Endpoint Manager.
• PowerShell scripting experience for administration and automation.
• VMware vSphere experience (VM provisioning, configuration, troubleshooting).
• Must be able to commute to our Austin, Texas office 5 days a week
• Must be legally authorized to work in the U.S. without current or future sponsorship requirements.

Nice to Have:

• Microsoft Intune and co-management environments
• Windows 11 MDM policy design and enforcement
• SCCM / ConfigMgr in hybrid environments
• Privileged Access Management, local admin removal
• PKI, certificates, and authentication services
• DFS and file services
• Exchange Server SE (on-prem, Hybrid)
• SharePoint 2019/SE (on-prem)
• Endpoint security controls (BitLocker, compliance reporting)
• Monitoring tools such as SolarWinds Orion
• Backup tools such as Commvault
• VMware Horizon VDI
• Linux exposure (RHEL / Ubuntu) in AD-integrated environments
• Microsoft licensing, subscriptions, true ups

Benefits

Samsung SDSA offers a comprehensive suite of programs to support our employees:

• Top-notch medical, dental, vision and prescription coverage
• Wellness program
• Parental leave
• 401K match and savings plan
• Flexible spending accounts
• Life insurance
• Paid Holidays
• Paid Time off
• Additional benefits

Samsung SDS America, Inc. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity or expression, national origin, disability, status as a protected veteran, marital status, genetic information, medical condition, or any other characteristic protected by law.

We are committed to providing reasonable accommodations to participate in the job application or interview process for candidates with disabilities. Please let your recruiter know if you need an accommodation at any point during the interview process.