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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Infrastructure Engineer - **Company:** TEKSYSTEMS INC. - **Location:** Monterey Park, CA, United States - **Experience:** Expert - **Salary:** $166,400.0 - $197,600.0 - **Contract:** Temporary contract - **Skills:** Microsoft Windows, Access Control List, Active Directory, Cloud Computing, Cloud Engineering, Cyber Security, Data Recovery, Dynamic Host Configuration Protocol, Domain Name System (DNS), Hyper-V, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Simple Mail Transfer Protocols, Microsoft Office, Windows Servers, Network Architecture, Routing, Network Administration, Network Protocols, Windows PowerShell, Azure Active Directory, Security Software, Microsoft SharePoint, VMware Infrastructure, Virtualization Technology, Software Vulnerability Management, Backup and Restore, Wireless Networks, Computer Networking Systems, Transport Layer Security, File Transfer Protocol (FTP), System Availability, Firewalls (Computer Science), Falcon Platform, Information Technology, Network Support, Nessus, Splunk, Vulnerability Analysis, Vmware - **Published:** August 22, 2026 - **Apply:** https://dejobs.org/x/x/C624F871C8984D2CBE210A7925E8824A/job/ ## About the Role We are seeking a Senior Infrastructure Engineer with strong experience supporting enterprise-level Microsoft environments, networking infrastructure, virtualization platforms, cybersecurity tools, and automation solutions. The ideal candidate will have hands-on experience managing and supporting complex IT environments, ensuring system availability, security, performance, and scalability. Required QualificationsExperience * Minimum 7 years of Systems Administration and Network Administration experience. Education * Bachelor's Degree in Computer Science, Information Technology, or a related field OR * Four additional years of relevant experience may be substituted for the degree requirement. Technical RequirementsMicrosoft Infrastructure Required experience with: * Windows Server Administration * Active Directory (AD) * Microsoft Entra ID (Azure AD) * Microsoft 365 / Office 365 * SharePoint Administration and Support * Microsoft Teams Administration NetworkingCore Networking Protocols * DNS * DHCP * SMTP * HTTP / HTTPS * SFTP Network Infrastructure * Cisco Meraki * VPN Appliances * Wireless Networks * Firewalls * Routing and Switching Virtualization & Cloud Experience with: * VMware * Hyper-V * Cloud Architecture * Virtual Infrastructure Management Cybersecurity Experience with: * CrowdStrike or similar Endpoint Security Platforms * Nessus * Splunk * VPN Security * Access Control Lists (ACLs) * IPSec * SSL * Vulnerability Management * Security Remediation * Cybersecurity Best Practices Backup & Recovery * Rubrik Backup and Recovery Automation & Scripting * PowerShell Scripting * Process Automation * Administrative Automation Solutions Key ResponsibilitiesInfrastructure Administration * Manage and maintain Windows Server environments. * Administer Active Directory, Entra ID, Microsoft 365, Teams, and SharePoint. * Support physical, virtual, and cloud-connected infrastructure. ## Description Virtualization Management * Manage VMware and Hyper-V environments. * Monitor virtualization performance and availability. Networking Support * Configure and support Cisco Meraki infrastructure. * Maintain firewalls, VPN connectivity, switches, and wireless networks. * Troubleshoot DNS, DHCP, routing, switching, and connectivity issues. Security Operations * Administer CrowdStrike, Nessus, Splunk, and related security tools. * Support vulnerability assessments and remediation efforts. * Monitor infrastructure security and compliance. Backup & Disaster Recovery * Manage enterprise backup and recovery processes using Rubrik. Automation & Documentation * Develop PowerShell scripts and automation solutions. * Create SOPs, technical documentation, and knowledge base articles. * Perform root cause analysis and recommend infrastructure improvements. Support * Provide Tier III support for escalated infrastructure, networking, and security issues. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [My journey into DevOps world - How it all started!](https://www.wearedevelopers.com/videos/545-my-journey-into-devops-world-how-it-all-started) ## 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) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)