IT Systems Administrator El Segundo, CA

Company Overview

Millennium Space Systems, A Boeing Company delivers affordable, high‑performance space systems for exacting customers. At Millennium, you will be part of a close‑knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

We are seeking a highly motivated, results‑oriented, well‑rounded, and security‑minded IT Systems Administrator to join our team. IT Systems Administrators are responsible for maintaining, configuring, updating, and integrating our secure enterprise and air‑gapped systems with a complex variety of operating systems, software applications, and hardware. You will work with collaborative teams of peers that specialize in maintaining compliance standards that keep our systems updated and secure.

• 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

• Must be able to obtain and maintain an 8570‑compliant IAT Level 2 or higher certification, such as CompTIA Security+ or higher
• Minimum of 5 years of experience as an IT Systems Administrator or related role
• Experience with Microsoft Windows Server and Desktop Operating systems
• Experience with troubleshooting, updating, and upgrading Microsoft applications (Outlook, Word, Excel, Project, etc.)
• Experience with Active Directory, DNS, Group Policies, Print Management
• Experience with configuring and applying group policies in accordance with industry compliance standards (JSIG, DISA STIGS, NIST, CIS, etc.)
• Experience creating, securing, and maintaining user profiles, computer accounts, and groups in Active Directory and various software applications
• Experience with maintaining multiple virtual machines and virtual environments (VMware)
• Experience with backup and recovery procedures
• Experience with upgrading and patching various operating systems and applications (Windows, Windows Server, and Red Hat)

All Experience Must Be Hands‑On

• This position requires an active Top‑Secret Security Clearance for which the U.S. Government requires U.S. Citizenship.

• Experience with Linux operating systems
• Familiarity with Cisco and Palo Alto switches and firewalls
• Experience with VEEAM Backup Suite
• Familiarity with Windows and Linux integration
• Ability to create technical documentation to train end users
• MCSA certification

• Level 4: $116,450 – $171,250

Millennium is DDTC‑registered, ITAR‑compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

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We do not discriminate on the basis of any protected group status under any applicable law.