On-Site Security-Cleared Linux Systems Admin

Boeing Co.; El Segundo (CA); On-site; USD 103,000 - 174,000; Full time

Job summary

Millennium Space Systems, a Boeing Company, is seeking an IT Systems Administrator to maintain, configure, and secure enterprise and air-gapped systems across Windows and Linux environments in our El Segundo, CA office.

You will install, monitor, and support complex infrastructure, ensuring compliance with DoD/IC standards and collaborating with cross-functional teams to deliver robust IT services. Level 3 or 4 experience preferred; US Citizenship and a security clearance are required.

Qualifications

• Ability to obtain security certifications such as Security+ or equivalent IAT Level 2 certifications per DoD Instruction 8570 (8140).
• Experience installing, configuring, troubleshooting, and administering Windows Server (2016 or later) and Windows desktop OS (Windows 10 or later).
• Experience with VMware vCenter, vSphere, and managing virtual machines.
• Experience administering Red Hat Linux based systems with minimal support, to include Linux sub-systems, patching, packaging (RPM), performance tuning, networking, user management, and security.
• This position requires the ability to obtain a US Security Clearance for which the US Government requires US Citizenship. A final U.S. clearance Post Start is required.

Responsibilities

• Expected to provide Tier II and below support
• Manage system installation, configuration, upgrades, and updates on secure networks
• Maintain documentation for system operations, changes, and procedures
• Provide technical support and interact with customers in-person, by email, or by response to tickets
• Escalate tickets, tasks, and problems as required
• Monitor systems and resolve issues to prevent costly downtime
• Other job duties as assigned

Skills

Security+

Windows Server

VMware vCenter

Red Hat Linux

Security clearance

Tools

Active Directory

Job description

Millennium Space Systems, a Boeing Company, is seeking an IT Systems Administrator to maintain, configure, and secure enterprise and air-gapped systems across Windows and Linux environments in our El Segundo, CA office.

You will install, monitor, and support complex infrastructure, ensuring compliance with DoD/IC standards and collaborating with cross-functional teams to deliver robust IT services. Level 3 or 4 experience preferred; US Citizenship and a security clearance are required.