Senior Systems Administrator

Join to apply for the Senior Systems Administrator role at Tecolote Research Overview We are seeking a skilled and motivated Systems Administrator to join our IT team. The ideal candidate will be responsible for managing, maintaining, and optimizing our enterprise systems and cloud infrastructure. This position requires a proactive individual with deep technical expertise across various platforms and a passion for problem-solving and innovation. Responsibilities Design, implement, and maintain secure and scalable cloud infrastructure using AWS services (EC2, S3, WatchTower, and Terraform for Infrastructure as Code). Administer Office 365 and Exchange Online environments. Administer and optimize Zscaler services, including ZIA, ZPA, and ZDX. Deploy, configure, and manage Intune for device and application management (including Windows Defender). Maintain and optimize VMware vSphere 8 environments, including vCenter, ESXi, and Horizon View. Administer Windows Server roles and services, including Active Directory, DNS, DHCP, IIS, and BitLocker. Maintain and monitor hardware systems, including Dell PowerEdge servers, PureStorage SANs, and Ubiquiti Edge/Unifi devices. Collaborate with cross-functional teams to troubleshoot and resolve technical issues. Implement and enforce IT policies and security measures to protect organizational assets. Document system configurations, processes, and procedures. Skills Required Required: Proven experience as a Systems Administrator or similar role. Hands-on experience with AWS (EC2, S3, WatchTower, Terraform). Strong knowledge of Office 365, Exchange Online, and Intune. Expertise in managing Zscaler services (ZIA, ZPA, ZDX). Experience managing VMware vSphere 8 environments (vCenter, ESXi, Horizon View). Solid understanding of Windows Server roles and services, including Active Directory, DNS, DHCP, IIS, and BitLocker. Knowledge of enterprise hardware (Dell PowerEdge servers, PureStorage SANs, Ubiquiti Edge/Unifi). Strong problem-solving skills and ability to work independently. Excellent communication and documentation skills. Preferred: Relevant certifications such as AWS Certified Solutions Architect, Microsoft Certified: Azure Administrator, VMware Certified Professional, or Zscaler certifications. Experience in scripting and automation using PowerShell, Python, or similar. Familiarity with compliance and regulatory frameworks relevant to IT (e.g., CMMC, NIST, C-SCRM). Education Bachelors degree preferred, preferably in management information systems, math or engineering. Additional degrees or certifications may substitute for years of experience. We offer competitive salaries commensurate with education and experience. Our benefits include: Comprehensive health, dental, life, long and short-term disability insurance 100% Company funded Retirement Plans Generous vacation, holiday and sick pay plans Tuition assistance About Tecolote Research Tecolote Research is a private, employee-owned corporation where people are our primary resource. Our investments in technology and training give our employees the tools to succeed, and our high employee retention rate adds value to our clients. Apply now to connect with a company that invests in you. View all career opportunities: Follow us on social media: LinkedIn | X @TecoloteInc | Facebook [EOE/M/F/Disability/Veterans] Seniority level Mid-Senior level Employment type Full-time Job function Information Technology Industries Business Consulting and Services Space Research and Technology #J-18808-Ljbffr Tecolote Research