**Date Posted:** 2025-07-02 **Country:** United States of America **Location:** CA222: 2006 E El Segundo Blvd BldgE04 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:** DoD Clearance: Secret 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. **What You Will Do:** + Integrate multi-level security and insider threat mitigation technologies + Develop and maintain infrastructure and service management operations + Leverage automation to streamline and secure technical processes + Implement and regularly update disaster recovery plans + Conduct capacity planning, optimize system performance and service availability + Administer backups, diagnose and remediate backup errors + Experience with strict access control to networks and IT infrastructure + Employ enterprise system security standards and system hardening techniques + Partner with application/project/security teams and vendors to plan, design, and implement new IT infrastructure + Create and maintain technical and detailed design documentation **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. + Linux and/or Windows systems administration experience. **Qualifications We Prefer:** + Experience implementing information security compliance standards and policies + Experience with Splunk, Tenable, Ivanti products + Experience with server virtualization (e.g. VMware ESXi) platforms + ystems deployment, administration, performance tuning, and monitoring + Automation via scripting + Infrastructure as Code (IaC) + Multi-tenancy architecture knowledge + NetApp FAS and HPE MSA hardware and software + Experience with Window Servers, Active Directory and Group Policy + Network and infrastructure services such as domain controllers, global catalogs, DNS, and DHCP + Experience with business continuity and disaster recovery practices + Experience with datacenter concepts and technologies + Cloud computing (AWS, Azure) + CompTIA Security+ certification or other industry-recognized certifications relevant to a Linux System Administrator + BASH Scripting + 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. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. **Learn More & Apply Now!** The salary range for this role is 90,000 USD - 182,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, 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. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. 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._ **Privacy Policy and Terms:** Click on this link (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.