Senior System Administrator
Listed on 2026-06-09
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IT/Tech
Cybersecurity, IT Support, Systems Administrator, Systems Engineer
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:DoD Clearance:
Secret Security Clearance Status:
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date
At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.
Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world.
What You Will Do:Provide IT systems administration in a heterogeneous Microsoft Windows, VMWare and Redhat Enterprise Linux environment.
Understanding and knowledge of Windows Server internals and 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 operating systems (OS) and program specific software.
Experience data backup uses and technologies. Install and help configure software applications requested by end users.
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 a University degree or equivalent experience and a minimum of 2 years of prior relevant experience, or an Advanced Degree in a related field.
Must be able to obtain a transferable 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. Must obtain an interim clearance before setting a start date.
Must have Windows and/or Linux experience.
Must have experience with Active Directory, VMware, Administration, backup and recovery.
Must have experience with performing functional system checks.
Qualifications We Prefer:Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification and an Operating System Certification)
Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMFExperience with data storage, NAS, and SAN technologies and solutionsExperience with using Information Technology project lifecycle management processes.
Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods.
Experience supporting engineers in software, simulations, and hardware development.
Experience with Microsoft WSUS, MECM, and/or Exchange High Performance Computing (HPC) experience in a Linux environmentScripting ExperienceWhat 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.
As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of…
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