Principal Windows Systems Administrator Tewksbury, MA

Posted 22 Days Ago
Be an Early Applicant
Concord, IN, USA
In-Office
87K-165K Annually
Senior level
Aerospace • Defense
The future of aerospace and defense
The Role
Manage and secure Windows and Linux enterprise systems for classified DoD programs. Implement and maintain AD/LDAP, virtualization, storage, backups, automation, and troubleshooting. Collaborate with cybersecurity, produce documentation, meet DoD certification requirements, and support 24x7 operations with occasional travel.
Summary Generated by Built In

Date Posted:

2026-06-17

Country:

United States of America

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:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

At RTX, the worlds 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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

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.  

Principal Windows System Administrator based in Tewksbury, MA, internally known as Principal Analyst, infrastructure Workplace Services, collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you are able to develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems.

What You Will Do:

  • Provide IT systems administration in a heterogeneous Redhat Enterprise Linux, and Microsoft Windows. 

  • Experience with Linux fundamentals and Windows Server internals to include Ansible, DNS, DHCP, LDAP, AD, and server replication methods. 

  • Working 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).

  • Experience with data RAID, data backup uses and technologies. Install and configure software applications requested by end users.

  • Work with Cybersecurity professionals to maintain security requirements and 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.

  • Must be able to develop solutions and documentation to solve a variety of technical problems.

  • Systems are operational 24x7 and occasionally require work effort beyond standard work hours.

  • Travel is required to other US Domestic locations as business needs dictate up to 10% travel.

  • Full time 100% Onsite position.

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.

  • Must have Windows experience.

  • Experience in one of the following: LDAP, Active Directory, VMware, MySQL, networking administration experience.

Qualifications We Prefer:

  • VMware highly desired.

  • An active DoD Secret clearance.

  • 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.

  • Experience with data storage, NAS, and SAN technologies and solutions.

  • Experience 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 environment.

  • Scripting Experience.

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!

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 whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 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 to read the Policy and Terms

Skills Required

  • University degree or equivalent experience with minimum 5 years prior relevant experience (or Advanced Degree with minimum 3 years)
  • Active and transferable U.S. government Secret security clearance prior to start; U.S. citizenship required
  • Windows systems administration experience
  • Experience with one or more of: LDAP, Active Directory, VMware, MySQL, or networking administration
  • Familiarity with Red Hat Enterprise Linux and Linux fundamentals
  • Ability to obtain DoDD 8140/8570 certification (CompTIA Security+ CE or equivalent) within 6 months of start date
  • Experience with data RAID and data backup technologies
  • Willingness to support 24x7 operational systems and work beyond standard hours as needed
  • Travel to other US domestic locations as business needs dictate (up to 10%)
  • VMware experience (vCenter, vSphere, ESX)
  • Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD RMF
  • Experience with NAS and SAN storage technologies
  • Experience with Microsoft WSUS, MECM, and/or Exchange
  • High Performance Computing (HPC) experience in a Linux environment
  • Scripting experience
  • Experience supporting engineers in software, simulations, and hardware development

RTX Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about RTX and has not been reviewed or approved by RTX.

  • Retirement Support 401(k) programs with company matching and, in some cases, additional employer contributions are emphasized as strengths across business units. Structured retirement elements, including plan variations that add a separate employer contribution, bolster total rewards for many roles.
  • Healthcare Strength Medical, dental, and vision coverage is paired with HSA participation and company seeding, alongside wellness incentives. Core health offerings are presented as comprehensive for many U.S. employees.
  • Leave & Time Off Breadth Generous PTO in some groups and alternative schedules like 9/80 or every‑other‑Friday off expand time‑away options. Year‑end downtime in parts of the organization further enhances perceived flexibility for time off.

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The Company
HQ: Arlington, VA
185,000 Employees
Year Founded: 2020

What We Do

With more than 185,000 global employees, RTX pushes the limits of technology and science to redefine how we connect and protect our world. Through industry-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – we are advancing aviation, engineering integrated defense systems and developing next-generation technology solutions and manufacturing to help global customers address their most critical challenges.

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