Sr. Systems Administrator, Linux - Tewksbury, MA

Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

 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: 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. Join us and help shape the future of aerospace and defense.

Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment.   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 to include 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 a reasonable amount of time   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 5% per year.  100% onsite     Qualifications You Must Have:  Typically requires a University Degree and a minimum of 2 years of prior relevant experience, or An Advance Degree in a related field. Ability to obtain Interim U.S. security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance.  Experience with installation, configuration, and administration of Red Hat Enterprise Linux operating systems.  Experience with developing solutions and documenting technical problems and their solutions.

We Prefer:  Experience with using Information Technology project lifecycle management processes  Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing methods  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/RMF controls Experience with data storage, NAS, and SAN technologies and solutions  Experience in Sun Solaris or Unisys platforms and operating systems Experience supporting engineers in software, simulations, and hardware development  Experience with scripting languages like bash, Perl, PowerShell, Python, Ansible  What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation assistance is available,