Senior Systems Administrator

Position: Senior Systems Administrator

Location: Costa Rica (Remote)

Job Profile:

The Senior Systems Administrator is responsible for maintaining optimal performance, security, and availability of computing systems in a global hybrid cloud environment. This role will focus on incident management and response, troubleshooting, and resolving system performance and availability issues. The Senior Systems Administrator also assists in implementing automation and system improvements to ensure a reliable, secure, and scalable environment.

Responsibilities:

· Administer and support cloud-based and on-premises computer systems and server infrastructure, ensuring optimal performance through proactive monitoring and issue resolution

· Provide technical support and troubleshooting of complex issues, acting as a key escalation point and technical resource for peers

· Analyze recurring issues to identify root causes and implement long-term solutions

· Monitor and respond to system outages both inside and outside of business hours while participating in an on-call rotation

· Manage and maintain identity and access permissions and policies

· Develop and maintain documentation of systems configurations, processes, and troubleshooting guides to promote internal knowledge sharing

· Implement and identify new opportunities for automation to optimize operational efficiency

· Apply security updates, patches, and execute upgrades and migrations while ensuring system stability

· Manage user endpoints and mobile devices utilizing MDM solutions

· Collaborate with cross-functional teams to support business objectives and implement IT operations continuous improvement

Requirements:

· 7+ years experience in progressive technical roles

· Proven experience in systems, network, storage, and Azure cloud administration, with a strong understanding of relevant technologies and industry trends

· Excellent analytical skills and communication skills, with experience collaborating across diverse teams

· Expert knowledge of Microsoft Entra, Active Directory, and authentication mechanisms

· Expert knowledge of Windows server administration including Group Policy, DNS, AD Certificate Services, IIS, and RDS

· Advanced knowledge of virtualization technologies such as VMware or Hyper-V

· Advanced knowledge of Microsoft 365 administration with a focus on Exchange, SharePoint, Teams, Defender for Endpoint, and Power Platform

· Advanced knowledge of Azure services including Azure Virtual Machines, Azure Kubernetes Service (AKS), Application Gateway, Azure Monitor, and Azure Virtual Networking

· Advanced knowledge of cybersecurity principles and practices including firewalls, encryption, and EDR/XDR solutions

· Advanced knowledge of Microsoft Intune MDM administration

· Proficiency in scripting for automation using tools such as PowerShell and Azure CLI

· Strong understanding of networking concepts such as TCP/IP, subnetting, DNS, ACLs, and route tables

Preferred Qualifications:

· Bachelors degree in Computer Science, Information Technology, or a related field

· Familiarity with SolarWinds monitoring platform

· Experience working with ServiceNow ITSM

· Familiarity with Linux operating system administration

· Familiarity with infrastructure as code tools such as Terraform

· Familiarity with Managed File Transfer solutions such as GoAnywhere MFT

· Bilingual in English and Spanish or Portuguese

Relevant Certifications:

· Microsoft Azure Administrator Associate, Microsoft Azure Network Engineer Associate, Microsoft Identity and Access Administrator Associate

· Microsoft Windows Server Hybrid Administrator Associate, MCSE, MCSA

· CompTIA Security+

· Certified Kubernetes Administrator (CKA)

Job Type: Full-time

Application Question(s):

• Salary expectation (dollars)

Language:

• English (Required)

Application Deadline: 09/05/2025

Information :

• Company : Terralogic
• Position : Senior Systems Administrator
• Location : San José, Provincia de San José
• Country : CR