Systems Administrator

Description

About FlexTecs

FlexTecs is a technology-driven organization focused on reliability, security, and continuous improvement. We value precision, accountability, and proactive problem-solving. Our technology team supports critical business operations through secure, resilient, and well-managed infrastructure platforms.

If you enjoy working in a structured environment where your contributions directly impact operational excellence, system availability, and organizational success, this is the place for you.

Why Join Us?

· Work on business-critical infrastructure that directly supports company operations and customer success

· Participate in cloud modernization and infrastructure improvement initiatives

· Join a culture that values accountability, security, and operational excellence

· Work with modern technologies including VMware, Microsoft Azure, Microsoft 365, Entra ID, Veeam, SQL Server, and enterprise storage platforms

· Gain exposure to security, compliance, disaster recovery, and business continuity initiatives

· Opportunities for professional development, technical training, and industry certifications

· Autonomy and trust to make meaningful contributions to IT operations and infrastructure strategy

Position Summary

We are seeking a hands-on Systems Administrator who will play a key role in operating, securing, and modernizing FlexTecs' infrastructure platforms. This position supports our hybrid Microsoft and VMware environment and is responsible for maintaining secure, reliable, and well-documented systems.

The Systems Administrator will work closely with Infrastructure, Security, Development, and Business teams to ensure systems remain available, scalable, secure, and audit-ready while supporting day-to-day operations and strategic IT initiatives.

Key Responsibilities

Infrastructure Administration

· Manage and maintain VMware hosts, virtual machines, Windows Server environments, and supporting infrastructure

· Administer Active Directory, Group Policy, DNS, DHCP, and related services

· Monitor system performance, capacity, availability, and reliability across infrastructure platforms

· Support server lifecycle management including deployment, upgrades, patching, and retirement

· Troubleshoot infrastructure, network, and application-related issues

Microsoft 365 & Cloud Administration

· Support Microsoft 365 services including Exchange Online, Teams, SharePoint, and OneDrive

· Administer Microsoft Entra ID (Azure AD) including user lifecycle management, Conditional Access, and identity governance

· Support hybrid identity and cloud integration initiatives

· Assist with cloud infrastructure and Microsoft Azure administration

Security & Compliance

· Implement and maintain secure system configurations and infrastructure best practices

· Support vulnerability remediation and security hardening initiatives

· Participate in patch management and security update processes

· Maintain privileged access controls and least-privilege security principles

· Assist with audit readiness activities, evidence collection, and compliance initiatives

· Support cybersecurity projects and infrastructure security improvements

Backup, Disaster Recovery & Business Continuity

· Administer and monitor Veeam Backup & Replication environments

· Perform regular backup validation and recovery testing

· Participate in disaster recovery exercises and infrastructure resiliency initiatives

· Maintain backup, recovery, and business continuity documentation

· Ensure business-critical systems meet recovery objectives

Network & Infrastructure Support

· Maintain firewall rules, VPN configurations, and secure remote access solutions

· Assist with network troubleshooting and connectivity issues

· Support datacenter and infrastructure operations as needed

· Collaborate with vendors and technology partners to resolve escalated issues

Documentation & Operational Excellence

· Maintain accurate system documentation, network diagrams, standards, and procedures

· Participate in change management and operational review processes

· Track infrastructure assets and technology lifecycle activities

· Identify opportunities for automation and process improvement

· Contribute to the development of operational standards and best practices

End-User Support & Collaboration

· Provide Tier 2 and Tier 3 support for escalated technical issues

· Collaborate with business stakeholders to understand and support operational needs

· Train and mentor junior technical staff when appropriate

· Participate in after-hours support and on-call rotation as required

Requirements

Required Qualifications

· 3+ years of experience administering Windows Server environments

· 3+ years of experience supporting VMware infrastructure

· Strong understanding of Active Directory, Group Policy, DNS, and DHCP

· Experience with Microsoft 365 administration

· Experience with Microsoft Entra ID (Azure AD)

· Experience administering backup and recovery solutions

· Strong troubleshooting and problem-solving skills

· Experience creating and maintaining technical documentation

· Strong communication and organizational skills

· Ability to manage multiple priorities in a fast-paced environment

Preferred Qualifications

· Experience with Veeam Backup & Replication

· Experience supporting SQL Server environments

· Experience with Microsoft Azure services

· Experience with PowerShell scripting and automation

· Experience with cybersecurity, compliance, or audit-related initiatives

· Experience working in a hybrid cloud environment

· Familiarity with SOC 2, security frameworks, or customer audit requirements

Preferred Certifications

· Microsoft Certified: Azure Administrator Associate

· VMware Certified Professional (VCP)

· CompTIA Security+

· CompTIA Network+

· Cisco CCNA or equivalent certification