Senior Windows Systems Technician

Job Description:

**Senior Windows Systems Technician**

At DXC, we use the power of technology to deliver the mission-critical IT services our customers need to modernize operations and drive innovation across their entire IT estate. We provide services across the Enterprise Technology Stack, including Business Process Outsourcing, Analytics and Engineering, Applications, Security, Cloud, IT Outsourcing, and Modern Workplace.

DXC’s IT Outsourcing services provide customers with reliable, optimized, and secure mission-critical systems at a lower cost. We manage and simplify existing infrastructure investments while providing a path toward technology modernization, including cloud migration.

About the Role

Responsible for the administration and automation of Windows Server systems across on-premises and cloud environments, ensuring operational stability, security, and availability.

Manages installation, maintenance, patching (WSUS/SCCM), vulnerability remediation, and system hardening in coordination with security and technical teams.

Participates in infrastructure migrations, renewals, and technology obsolescence management.

Provides L2/L3 production support, performs Root Cause Analysis (RCA), and defines corrective actions to drive continuous service improvement.

What You'll Do

Key responsibilities include:

• Automate OS-related tasks across on-premises, private cloud, and public cloud environments, supporting automation for both deployment processes and Day 2 operations.
• Install and maintain operating systems across on-premises, public cloud, and private cloud environments, including different versions of Windows Server and their associated roles and features.
• Resolve OS hardening gaps and support the definition and maintenance of system hardening guidelines.
• Remediate OS vulnerabilities and provide support to the CISO team and other technical teams.
• Perform OS patching and maintain the patching infrastructure using WSUS, SCCM, or equivalent tools.
• Address system obsolescence, including planning upgrades and decommissioning activities.
• Participate in infrastructure migrations and renewals across on-premises, private cloud, and public cloud environments.
• Provide L2/L3 support for incidents in production environments, including diagnosis, resolution, and coordination with other teams for complex incidents.
• Perform Root Cause Analysis (RCA) for significant incidents and define corrective actions to prevent recurrence.

Who You Are

You have 3–5 years of experience in the following areas:

• Operating systems.
• Automation software and tools.
• Working with Agile methodologies and tools.
• Virtualization technologies.
• Production incident support and troubleshooting.
• Vulnerability remediation.
• Infrastructure migrations.

Required Knowledge and Skills

• Knowledge of automation and scripting in Windows environments using PowerShell; Python experience is desirable.
• Experience administering Windows Server systems across on-premises, private cloud, and public cloud environments.
• Experience with patching and configuration management tools such as WSUS, SCCM, or equivalent technologies.
• Advanced spoken and written English (C1 level).

Preferred Knowledge and Skills

• Knowledge of virtualized environments such as VMware and Hyper-V.
• Experience with Infrastructure as Code (IaC) tools such as Terraform and Ansible.
• Knowledge of cloud environments.
• Experience coordinating technical projects.

Join DXC

Joining DXC connects you with talented people who embrace change and seize opportunities to advance their careers while contributing to customer success. At DXC, we support one another and work as a team, both globally and locally.

Our achievements demonstrate how we deliver excellence to our customers and colleagues. You will join a team committed to fostering a culture of learning, diversity, and inclusion, while maintaining strong ethical standards and corporate citizenship.

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.