Windows Systems Administrator

Computrabajo; Mexico; Remote; MXN 457,000 - 547,000; Full time

Job summary

Denken Solutions Inc. seeks a seasoned Windows Systems Administrator for a 100% remote role from Mexico. You will oversee Windows Server environments, virtualization, AD, GPOs, and System Center, ensuring high availability and security across the IT stack.

Responsibilities include server upgrades to Windows Server 2026, RDS, VM templates, and automation via PowerShell. Must communicate effectively in English for US-based client interactions and follow security best practices.

Qualifications

• Must have 3+ years of experience as a System Administrator, Network Administrator, or similar role.
• Must have 3+ years of hands-on experience with Windows Server 2012/2016/2019.
• Must have 2+ years of experience managing virtualized environments.
• Must have 3+ years of experience in networking, databases, and system security.
• Must have 3+ years of experience in backup and disaster recovery.
• Must have 3+ years of scripting experience (PowerShell, Python, Perl, or similar).
• Must have 3+ years of strong problem-solving and communication skills.
• Nice to have Microsoft certifications (MCSA or equivalent).

Responsibilities

• Manage all host servers running Windows Server 2025 Datacenter.
• Manage and maintain all virtual machines (Windows Server 2019).
• Plan and upgrade VM servers to Windows Server 2026.
• Install, configure, test, and maintain OSs, apps, and management tools.
• Ensure high availability, reliability, and performance of systems and infrastructure.
• Develop and implement a Zero-Trust Architecture plan including GPOs and OUs.

Skills

Active Directory

Group Policies (GPOs)

Failover clustering

System Center components

High availability networking

IT monitoring

IT testing

Troubleshooting

Windows Server administration

Virtualization management

Tools

SCVMM

SCCM

RDS

VM templates

Job description

Denken Solutions Inc is an IT company with 15 years of experience with offices at California, Canada, India and Mexico, providing IT solutions in the United States.

The role is 100% remote from any location in Mexico.

The client is located in the United States, so a fluent English level is required.

Hiring:Prestador de Servicios (Se solicitará factura timbrada por el SAT/ RESICO, Persona Física con Actividades Empresariales, etc)

Labor Days:Mon- Fri from 8:00 AM to 5:00 PM PST

Salary:Up to $45,000 MXN gross

We are seeking an experienced Windows Systems Administrator to manage, monitor, and maintain our IT infrastructure. This role is critical to ensuring high availability, security, and performance across all systems, servers, and network components. You will work closely with management to maintain best practices,troubleshoot issues, and lead system upgrades and improvements.

Key Skills

• Active Directory
• Implementation of tiered security and GPOs
• Failover clustering
• System Center components;
• High availability firewall and switch management;
• IT component monitoring;
• IT component testing;
• Troubleshooting

Key Responsibilities

Policies and Procedures

• Follow policies, procedures, and industry best practices;
• Develop new procedures as necessary.
• Document all steps for review and approval by management.

Systems & Server Management

• Manage all host servers running Windows Server 2025 Datacenter
• Manage and maintain all virtual machines (currently Windows Server 2019)
• Plan and execute upgrades of VM servers to Windows Server 2026;
• Install, configure, test, and maintain operating systems, application software, and system management tools;
• Ensure high availability, reliability, and performance of systems and infrastructure;
• Develop, document, and implement a Zero-Trust Architecture plan, including security groups, OUs, GPOs, and user accounts.

Virtualization & Microsoft Stack

• Install, configure, and manage Windows System Center tools (SCVMM,SCCM, etc.)
• Install, configure, and manage RDS;
• Build, manage, and deploy VM server templates;
• Monitor system performance and perform proactive maintenance

Active Directory

• Implement and Manage a tiered zero-trust architecture;
• Manage Active Directory, security groups, and OUs;
• Create, maintain, and enforce Group Policies (GPOs);
• Implement and manage permissions bas on GPOs;
• Implement security best practices;

Networking & Infrastructure

• Manage network infrastructure including switches, firewalls, and routers;
• Troubleshoot network and server-related issues;
• Ensure proper documentation of network.

Automation

• Develop Powershell scripts to automate tasks and integrate with internalsystems;
• Build procedures which utilize scripts.

Troubleshooting

• Investigate, troubleshoot, and resolve complex technical problems;
• Perform root cause analysis for production issues.

Skills

• Must have 3+years of experience in Proven experience as a System Administrator, Network Administrator, or similar role
• Must have 3+ years of experience in Strong hands-on experience with Windows Server 2012/ 2016/2019
• Must have 2+ years of experience in Experience managing virtualized environments
• Must have 3+ years of experience in Solid understanding of networking, databases, and system security
• Must have 3+ years of experience in Experience with backup and disaster recovery
• Must have 3+ years of experience in Scripting experience (Python, Perl, PowerShell, or similar)
• Must have 3+ years of experience in Strong problem-solving skills and attention to detail
• Must have 3+ years of experience in Strong communication skills (able to explain technical concepts to non-technical users)
• Strong experience with large-scale infrastructure or enterprise environments
• Strong experience leading server upgrades and migrations
• Nice to have knowledge in Microsoft certifications (MCSA or equivalent)