Sr. System Administrator (Onsite)

What You Will Do Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods. Work 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, including the integration of hardware and operating systems (OS). Work with cybersecurity professionals to maintain security requirements. 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. 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. Qualifications You Must Have Typically requires bachelor’s and minimum of 2 years of relevant prior experience. Experience with Windows and Linux Operating systems. Experience with scripting. Experience with helpdesk operations, ticket troubleshooting and resolution. Experience with audit logs collection. Experience with system hardening. Must have a transferable current U.S. government issued secret security clearance prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer Experience serving as a technical SME or primary point of contact for patching, vulnerability remediation, or compliance initiatives. Experience with VMware virtualization technologies, including ESXi, vCenter, VM lifecycle management, and host upgrades. Experience with securing system configurations, system hardening, STIG/EVAL STIG implementation, vulnerability remediation, and compliance. Experience with MECM/SCCM, PXE boot services, OS imaging, and automated software deployment frameworks. Experience with enterprise Windows services, including Active Directory, Group Policy, and identity integration. Familiarity with cybersecurity and compliance tooling, such as ACAS, SCAP, Splunk, STIG Viewer, and audit support processes. Relocation Relocation eligible. Relocation assistance available, provided final candidate meets eligibility requirements. Benefits Benefits may include medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Salary Salary range: 68,900 USD - 131,100 USD. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. #J-18808-Ljbffr Raytheon