> Markdown version of [/jobs/ext/3419040-it-system-admin](https://www.wearedevelopers.com/jobs/ext/3419040-it-system-admin). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IT System Admin - **Company:** Onex Inc - **Location:** The Woodlands, TX, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Microsoft Windows, Active Directory, Microsoft Azure, Microsoft Outlook, Software as a Service, Cloud Computing, CompTIA Network+, Cyber Security, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, Virtual Private Networks (VPN), Microsoft Software, Netsuite, Networking Basics, TCP/IP, Cloud Platform System, Office365, Firewalls (Computer Science), Adobe, Information Technology, Patch Management, Vmware - **Published:** September 4, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=f4f5debee7411623 ## About the Role * High School diploma. Bachelor's degree in Information Technology, Computer Science, or related field preferred; equivalent work experience considered. * 3+ years of experience in systems administration or a similar IT infrastructure role. * Strong knowledge of , Active Directory, and Microsoft 365. * Familiarity with networking fundamentals: TCP/IP, firewalls, switches, VPNs. * Working knowledge of cloud infrastructure (Azure/) is a plus. * Experience with backup/recovery tools and endpoint security platforms. * Relevant certifications (e.g., CompTIA Network+/Security+, Microsoft, VMware, Azure) preferred. Behavioral Competencies: * Attention to detail is a must. * The ability to communicate clearly and effectively is required. * Understand the general operation of all office equipment such as a computer, printer, copier, and * The ability to use Microsoft Word, Excel, Outlook, and other software programs to meet the needs of the position is essential. * Demonstrated ability to work in a fast-paced environment where responsibilities frequently change. * Ability to work both independently and as part of a team. * Available after hours when needed. * Some travel is required., Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice. * Must have a valid driver's license and maintain a clean driving record. * Candidates must be legally authorized to work and reside in the U.S. * Must pass and maintain client-required random drug tests. * Must pass a background investigation. ## Description The IT Systems Administrator is responsible for maintaining, configuring, and ensuring the reliable operation of computer systems, SaaS systems, Infosec and networks. This role supports both on-premise and cloud-based infrastructure, manages software and hardware assets, and provides technical support to end users. Add something about technical collaboration both internally and externally. The ideal candidate is a proactive problem solver with strong technical expertise, attention to detail, and a customer-service mindset. This position plays a key role Requirements: Key Expectations: * Maintain, upgrade, and support core IT systems including, storage, networking, and cloud infrastructure (e.g., 365, KPA, Meraki, Adobe, PBX, MaaS360, Basis, Netsuite, ProofPoint). * Monitor system performance and ensure the highest levels of availability, performance, and security. Regularly audit these systems, user access and security. * Administer Active Directory, Group Policy, DNS, DHCP, and Exchange/O365 environments. * Provide Tier 2/3 support for escalated technical issues, resolving problems related to hardware, software, network, or user access. * Implement and maintain backup and disaster recovery solutions. Specifically to implement / provide documentation of these plans * Ensure all systems are compliant with organizational policies and cybersecurity best practices. * Manage and maintain endpoint protection and patch management solutions. * Maintain accurate documentation of systems, configurations, procedures, and change management. Create an IT handbook * Collaborate with internal teams and vendors for troubleshooting and project implementation. * Participate in IT projects including system upgrades, migrations, and deployments. * Assist in onboarding and offboarding users, provisioning hardware, and assigning access. * Coordinate with vendors and service providers when necessary. * Helpdesk ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [3x Performance: A Humbling Journey](https://www.wearedevelopers.com/videos/100165-3x-performance-a-humbling-journey) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Hacking MSSQL on Cloud. All of them. How I became sysadmin on Azure, AWS, GCP and Alibaba.](https://www.wearedevelopers.com/videos/100339-hacking-mssql-on-cloud-all-of-them-how-i-became-sysadmin-on-azure-aws-gcp-and-alibaba) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)