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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Administrator - **Company:** The Sophia - **Location:** Pasadena, CA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Apple Mac Systems, Systems Engineering, Bash Shell, Software as a Service, Information Systems, Linux, Multi-Factor Authentication, Virtual Private Networks (VPN), Python (Programming Language), Microsoft Software, Networking Basics, Routing, Windows PowerShell, Role-Based Access Control, Reliability Engineering, Remote Access Technology, Azure Active Directory, Runbook, Security Assertion Markup Language (SAML), Single Sign-On, Technical Data Management Systems, Virtual Local Area Networks, Wi-Fi Technology, Network Routing, Scripting, Computer Networking Systems, Firewalls (Computer Science), Microsoft InTune, Information Technology, Operational Systems, Gsuite, Hardware Asset Management - **Published:** August 14, 2026 - **Apply:** https://www.careerbuilder.com/job-details/system-administrator-level-4-pasadena-tx--93b868e4-243d-4ff3-8e4d-c600a7c33034 ## About the Role * 5+ years of experience in systems administration, IT infrastructure, or operations roles * Experience supporting mixed macOS and Windows environments * Strong experience with identity and access systems (SSO, SAML, SCIM, MFA, RBAC) * Experience with endpoint management and MDM platforms * Strong troubleshooting skills across endpoints, networking, SaaS, and infrastructure systems * Familiarity with networking fundamentals (VPNs, VLANs, Wi-Fi, routing, firewalls) * Experience supporting engineering or technical teams * Ability to operate independently and drive improvements with minimal oversight * Strong organizational and documentation skills * Ability to balance security, usability, and scalability Desired Skills * Experience with Google Workspace administration * Experience with Apple Business Manager and MDM workflows * Experience with Microsoft Entra ID and Intune * Familiarity with Linux-based development environments * Experience with NIST 800-171, CMMC, or similar frameworks * Scripting or automation experience (Python, Bash, PowerShell) * Experience scaling IT systems in startup or high-growth environments * Experience supporting hardware labs or mixed office/lab environments * Familiarity with aerospace, defense, or regulated environments Skills: Aerospace and Defense, Apple, Avionics, Bash Scripting, Computer Workstations, Documentation, Firewalls, Hardware Administration, Identify Issues, Information Systems/Technology IS/IT Administration, Information Technology & Information Systems, Inventory Reports, Laboratory, Leadership, Linux Operating System, Mac Operating System, Manufacturing Data Management, Microsoft Product Family, Microsoft Windows Operating System, Network Routing, Network Systems, Onboarding, Operational Improvement, Operational Strategy, Operational Support, Operations Processes, Operations Security (OPSEC), Organizational Skills, Problem Solving Skills, Process Improvement, Productivity Management, Purchasing/Procurement, Python Programming/Scripting Language, Record Keeping, Reliability Engineering, Remote Access, Scripting (Scripting Languages), Security Assertion Markup Language (SAML), Single Sign-On (SSO), Software as a Service (SaaS), Standards Development, System Start-Up, Systems Administration/Management, Systems Engineering, Technical Support, U.S. National Institute of Standards and Technology (NIST), Usability Engineering, VLAN (Virtual Local Area Network), VPN (Virtual Private Network), Wi-Fi, Windows PowerShell ## Description Own and scale Sophia Space's internal IT infrastructure and operational systems to support a rapidly growing engineering organization. This role focuses on building reliable, secure, and scalable internal infrastructure across endpoints, identity systems, networking, and operational workflows. The position is highly hands-on and critical to enabling engineering productivity, reducing operational friction, and supporting the company's progression toward security and compliance objectives. Location & Eligibility This position is primarily in-person in Pasadena, California, with occasional hybrid flexibility based on business needs. This position requires access to technology that is subject to U.S. export control laws. To comply with applicable ITAR and EAR regulations, applicants must qualify as a U.S. Person, as defined under those regulations. U.S. Persons generally include U.S. citizens, lawful permanent residents (green card holders), and certain protected individuals as defined by applicable law. Primary Responsibilities * Administer and maintain internal IT infrastructure, endpoints, and corporate services across the organization. * Own and improve onboarding/offboarding workflows, including identity provisioning and access lifecycle management. * Provision and maintain macOS, Windows, and Linux systems for engineering teams. * Define and maintain standardized workstation configurations across software, avionics, and hardware teams. * Manage hardware lifecycle, including procurement, deployment, tracking, and inventory. * Administer identity and access systems (SSO, SAML, SCIM, MFA, RBAC, VPN access). * Maintain MDM and device enrollment systems (e.g., Apple Business Manager, endpoint compliance tools). * Support secure remote access infrastructure and workflows for distributed teams. * Maintain and troubleshoot office and lab networking systems (Wi-Fi, VPNs, VLANs, firewalls, segmentation). * Resolve operational issues across endpoints, SaaS platforms, networking, and infrastructure systems. * Develop and maintain IT documentation, runbooks, onboarding procedures, and operational standards. * Support implementation of security controls aligned with frameworks such as NIST 800-171 and CMMC Level 2. * Maintain operational records and asset inventories supporting audit readiness and compliance. * Identify and implement improvements to operational efficiency, security posture, and scalability. * Automate repetitive workflows and improve infrastructure reliability and usability. * Partner with engineering leadership to minimize interruptions and improve developer productivity. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Technical Documentation - How Can I Write Them Better and Why Should I Care?](https://www.wearedevelopers.com/videos/681-technical-documentation-how-can-i-write-them-better-and-why-should-i-care) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Bridging AI and Nomad: a Go-based MCP Server for Cluster Control](https://www.wearedevelopers.com/videos/2063-bridging-ai-and-nomad-a-go-based-mcp-server-for-cluster-control) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany)