Senior Windows Systems Technician

    • Job ID: 51594627
    • Location: Mexico City, Mexico
  • Category: IT Infrastructure Management & Support
  • Employment Type: Full time

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.

Let’s get started

Take your first step in becoming a member of the DXC Technology family. Fill out the form below to begin your application.

Other Opportunities for You to Consider

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Every career journey is unique, and so are the needs that come with it. Our comprehensive benefits, professional development, and lifestyle perks help you thrive at every stage of life.

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Our Hiring Process

We like to keep things simple, transparent, and focused. Here’s what your journey with us would look like:

Apply

Found a role that excites you? Apply through our careers site by sharing your resume and a few basic details so we can 
learn more about your skills, experience, and career goals.

We Review Your Application

Our Talent Acquisition team reviews every application to see how your background aligns with the role and the team.

Let’s Talk

If there’s a good match, we’ll reach out to start the conversation. Interviews may be via phone, video, or in person. Some positions may include an online assessment. Think of it as a two‑way conversation – we want to get to know you, and we want you to get to know us.

Welcome to DXC

If there’s a fit for you at DXC, we’ll share an offer and guide you through the next steps. Our onboarding team will be there to make your transition smooth, supported, and stress‑free. Ready to take the next step? We’re looking forward to meeting you.

Frequently Asked Questions

Our Talent Acquisition team will carefully review your application and compare your background and qualifications with the requirements of the position. If there is a strong fit, we will contact you to schedule an interview.

Hiring timelines vary depending on the role, location, and volume of applications. We move through the process as efficiently as possible while ensuring a thoughtful and thorough experience for both candidates and hiring teams. You will be kept informed at key stages throughout the process.

Yes – we use AI to help make parts of our hiring process faster and more consistent for candidates. For example, AI can support the initial review of applications by highlighting how your skills and experience match the role. That said, AI is only used as a support tool – it doesn’t make decisions about who gets hired. Every application is reviewed by our recruiters and hiring teams, and all final decisions are made by people.

We’re also committed to using AI responsibly. That means protecting your privacy, minimizing potential bias, and making sure there’s always human oversight throughout the process. At DXC, we see AI as a way to enhance the experience—not replace the human connection. It helps us focus more on meaningful conversations with candidates like you.

Our interviews are designed to help us better understand your experience, skills, and motivations, as well as how you approach real-world situations. You can expect a combination of role-specific, behavioral, and situational questions. There will also be time for you to share examples from your experience and ask questions to learn more about the role and our culture.

Here are some excellent ways to help you prepare for your interview at DXC:

  • Come ready with a strong understanding of DXC by researching our website, LinkedIn page, and more.
  • Refresh yourself on the position you’ve applied for by reviewing the job description.
  • Come with your own questions that you can ask the interviewer. It shows you care and helps give you more assurance of your fit at DXC.
  • For in-person interviews, prepare for traffic and other possible snags by allowing yourself plenty of time to arrive at the scheduled interview time – early, ideally.
  • Business casual attire is recommended.
  • Make sure you know who to ask for when you arrive.
  • Take your time to answer questions thoughtfully and thoroughly.
  • Feel free to ask for clarification on a question or for the question to be repeated if needed.
  • Be yourself. Show your personality, share your accomplishments, and tell us what you’re passionate about.

If you have been in contact with one of our recruiters, you are welcome to reach out to them for updates at any stage. We appreciate your interest and patience throughout the process, and we will keep you informed as soon as there are any updates to share.

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