Information Systems Security Administrator
RTXAbout the role
Date Posted:
2026-07-13Country:
United States of AmericaLocation:
US-MA-WESTFORD-WFD7 ~ 7 Technology Park Dr ~ BLDG 7Position Role Type:
OnsiteU.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 clearanceSecurity Clearance Type:
Top Secret - CurrentSecurity Clearance Status:
Active and existing security clearance required on day 1At 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.
Raytheon Advance Products Solution (APS) is seeking a proactive Information Systems Security Administrator who excels at delivering fast, reliable technical assistance in person, over the phone, and electronically. In this role with the Global ISR Sensors & Software business unit you will support and maintain both virtual and physical desktop environments across Windows and Linux systems, perform routine maintenance such as security updates and patching, and manage hardware and software assets throughout their lifecycle. You will provide user training, create documentation, administer accounts and permissions, and monitor system performance to keep operations running smoothly. You will also work closely with Information Systems Security Engineers to deploy and validate new IT and security solutions, while managing your workload independently within established priorities, timelines, and service level expectations. This position will be ONSITE in WESTFORD, MA. No relocation will be available for this position.
What You Will Do :
Deliver prompt technical support across in‑person, phone, and electronic channels while maintaining virtual and physical desktop environments on Windows and Linux systems.
Perform routine system maintenance, including antivirus updates, patching, security self‑reviews, and proactive monitoring/troubleshooting of servers, software, and hardware.
Manage hardware and software assets with accurate inventory control, lifecycle tracking, and administration of user accounts, groups, and permissions.
Develop and maintain clear technical documentation, standard work instructions, and provide user training to support consistent processes and strong end‑user understanding.
Collaborate with cross‑functional teams and Information Systems Security Engineers to deploy and validate new IT and security solutions, contributing effectively in Agile (Scrum) environments and resolving complex technical issues independently within defined priorities and timelines.
Qualifications You Must Have:
Typically requires a University Degree or equivalent experience and minimum 5 years prior relevant experience, or An Advanced Degree in a related field and minimum 3 years experience.
Demonstrate 3–5 years of experience in system administration, desktop support, or similar IT infrastructure roles.
Experience supporting Windows and Linux operating systems, including virtual and physical desktop environments.
Obtain CompTIA Security+ (or equivalent certification) within 90 days of employment.
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
Qualifications We Prefer:
Excellent verbal and written communication skills, including the ability to train and support end users.
Experience with the Atlassian toolset (Jira, Bitbucket, Confluence) is a plus.
Software Engineering & Development support experience
What We Offer:
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