Principal System Administrator - Windows and Linux
Job in
El Segundo, Los Angeles County, California, 90245, USA
Listed on 2025-12-11
Listing for:
Prattwhitney
Full Time
position Listed on 2025-12-11
Job specializations:
-
IT/Tech
Systems Administrator, Cybersecurity, IT Support, Network Administrator
Job Description & How to Apply Below
CA222: 2006 E El Segundo Blvd BldgE
04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USAtime type:
Full time posted on:
Posted Todayjob requisition :
** Date Posted:
**** Country:
** United States of America
*
* Location:
** CA222: 2006 E El Segundo Blvd BldgE
04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA
** 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:
** Secret - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat.
Our team solves tough, meaningful problems that create a safer, more secure world.
Our
** Digital Technology (DT**) organization ensures that Raytheon teammates across the globe can communicate, collaborate and innovate for customer success. We create leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world.
** Sr. Principal System Administrators,
** internally known as Sr. Principal Analyst, infrastructure Workplace Services, collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems.
** What You Will Do**:
* Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment.
* Understanding and knowledge of Windows Server to include but not limited to Active Directory, Group Policy, & DNS.
* Advanced Red Hat Enterprise Linux knowledge.
* Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
* Experience with data RAID, data encryption, and data backup uses and technologies.
* Install and configure software applications requested by end users.
* Work with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
* 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.
* Must be able to develop solutions and documentation to solve a variety of technical problems.
* Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
* Travel is required to other US Domestic locations as business needs dictate up to 5% travel.
* 100% onsite
** Qualifications You Must Have:
*** Typically requires a bachelor's degree and a minimum of 8 years of prior relevant experience, or an advanced degree and 5 years of direct 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 Desktops installation, configuration, and maintenance
* Windows Server 2016+ installation, configuration, and maintenance
* Red Hat Linux 7+ installation, configuration, and maintenance
* Experience with VMWare ESXi
* Experience with Net App
* Experience with Ansible
* Experience with operating systems and software patching
** Qualifications We Prefer:
*** Strong leadership, teamwork, communication (written and oral), collaboration, and organizational skills.
* Experience with Red Hat Enterprise Linux (RHEL) and its ecosystem, including authentication and identity services (SSSD, LDAP, Kerberos, NIS) and file sharing/integration services (Samba, NFS).
* Expertise with automation and configuration management tools such as Ansible and Red Hat Satellite, along with strong scripting skills in Bash, Python, Perl, or C to support provisioning, patching, and lifecycle management.
* Hands-on experience with virtualization and containerization technologies, including VMware vCenter, vSphere, Horizon, ESXi, KVM, Podman, Docker, and Kubernetes/Open Shift.
* Familiarity with enterprise storage systems (e.g., Net App) and virtual desktop infrastructure
* Proficiency with monitoring,…
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