Sr. Windows and Linux Multi - Discipline SysAdmin
Raytheon · El Segundo, CA · 2 days ago
On-siteInformation TechnologyFull-time
Date Posted
2026-07-13
Country
United States of America
Location
US-CA-EL SEGUNDO-R01 ~ 2000 E Imperial Hwy ~ BLDG R01
Position Role Type
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements
- Active and transferable U.S. government issued security clearance is required prior to start date.
- U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Security Clearance Type
Secret - Current Security Clearance Status: Active and existing security clearance required on day 1
What You Will Do
- Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment.
- Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
- Working as a team member in a fast-paced technological environment.
- Use troubleshooting techniques to resolve technical problems of moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
- Understanding data RAID, data backup uses and technologies.
- Install and configure software applications requested by end users.
- Work with Cybersecurity professionals to maintain security requirements.
- Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date.
- Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
- Travel required as business needs dictate to other US Domestic locations, up to 10% per year.
- Full time 100% Onsite position.
What You Will Learn
- Experience Deploying Windows workstations and migrating end-user data.
- Knowledge of operating system concepts and implementations.
- Microsoft Windows Active Directory Services administration and support (e.g. user and computer objects administration, Group Policy).
- Understanding of network services as related to Microsoft Windows environment (e.g. DC, DNS, DHCP, etc.).
- UNIX and Linux systems.
- VMware VSphere (ESXi, vCenter, etc).
- Chef, Ansible, Puppet, CFEngine, etc.
- Cross-domain solutions.
- Systems deployment, administration, performance tuning, and monitoring.
- Automation via scripting.
- Infrastructure as Code (IaC).
- Storage – NetApp FAS8000.
Qualifications You Must Have
- Typically requires a University degree or equivalent experience and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years experience.
- Active and transferable U.S. government issued Secret security clearance is required prior to start date.
- U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
- Windows and/or Linux systems administration experience.
Qualifications We Prefer
- Active Top Secret security clearance.
- Bitlocker support.
- Windows command line and related utilities.
- Network and infrastructure services such as domain controllers, global catalogs, DNS, and DHCP.
- Infrastructure backup, restore, disaster recovery and business continuity.
- Cloud computing (AWS, Azure).
- Experience with the following Microsoft technologies: MDT/WSUS/MECM; Windows desktops (Windows 10 & 11), Horizon.
- Support experience with engineering applications such as MatLab, Green Hills products, Doors, and Subversion.
- CompTIA Security+ certification or other industry-recognized certifications relevant to a Windows System Administrator.
- Infrastructure backup, restore, disaster recovery and business continuity.
- Network and infrastructure services such as domain controllers, global catalogs, DNS, and DHCP.
- ITIL Foundations and/or ITIL Service Operations.
What We Offer
- Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world.
- We value: Trust, Respect, Accountability, Collaboration, and Innovation.
- Learn More & Apply Now!