RTX

864 matching jobs for “Senior Systems Engineer”

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RTX

Sr. Principal Linux Systems Administrator

US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG

… a safer, more secure world. Join us and help shape the future of aerospace and defense. Sr. Principal Linux Systems Administrator, in Infrastructure Workplace Services, will lead and collaborate with a diverse team to …

Added Oct 27, 2026

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RTX

Senior Power Electrical Engineer - Mission Systems Power Electronics (Onsite)

Cedar Rapids, Iowa, United States

… day 1 The Resilient Connectivity Products (RCP) Hardware Technologies team is seeking a driven, creative Senior Electrical/Power Engineer to help shape the future of secure, high‑speed communication systems across …

Added Oct 27, 2026

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RTX

Principal Systems Engineer - XTR-2

Woburn, Massachusetts, United States

… creating a safer, more secure world. Join us and help shape the future of aerospace and defense. The Systems Engineering Long Range Radars (SE LRR) department within the Surface Radars and Sensors center is seeking a …

Added Oct 27, 2026

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RTX

Systems Engineer II - XTR-2

Woburn, Massachusetts, United States

Added Oct 27, 2026

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RTX

Senior Principal Systems Engineer - Electronic Protection, AN/TPY-2

Woburn, Massachusetts, United States

… creating a safer, more secure world. Join us and help shape the future of aerospace and defense. The Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Senior Principal …

Added Oct 27, 2026

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RTX

Senior Principal Systems Engineer, Surveillance Radar Program Tech Lead

Woburn, Massachusetts, United States

Added Oct 27, 2026

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RTX

Lifecycle Systems Engineer II - Onsite

Woburn, Massachusetts, United States

… more connected world. Discover opportunities to make a difference at RTX. What You Will Do As a Life Cycle Systems Engineer I , you’ll be working with cross functional teams providing end-to-end support for various RTX …

Added Oct 27, 2026

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RTX

Lifecycle Systems Engineer I- Onsite

Woburn, Massachusetts, United States

As a Life Cycle Systems Engineer I , you’ll be working with cross functional teams providing end-to-end support for various RTX …

Added Oct 27, 2026

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RTX

Senior Systems Engineer – JPALS Precision Approach and Landing (ONSITE)

Cedar Rapids, Iowa, United States

… Systems (JPALS) group, working on every aspect of guiding airplanes safely to the deck, is looking for a Senior Systems Engineer with a passion for engineering and the desire to join the JPALS team within Precision Navigation. This …

Added Oct 27, 2026

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RTX

Senior Systems Security Engineer - P3 (Onsite-El Segundo, CA)

El Segundo, California, United States

… safer, more secure world. Join us and help shape the future of aerospace and defense. Raytheon is seeking a Senior Systems Security Engineer (SSE) - P3 to join the SSE Sensors, Space, & Air department. The team member will …

Added Oct 27, 2026

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RTX

Principal Display Systems Engineer (Onsite)

Cedar Rapids, Iowa, United States

… you ready to shape the future of aerospace display technology? At Collins Aerospace, we're looking for a Senior Principal Systems Engineer to join our vibrant Display Products department in a role that combines …

Added Oct 27, 2026

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RTX

Systems Requirements & Specification Engineer Onsite

Portsmouth, Rhode Island, United States

… creating a safer, more secure world. Join us and help shape the future of aerospace and defense. Raytheon’s Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is seeking a Senior System …

Added Oct 27, 2026

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RTX

Senior Software Engineer, Automated Test Systems (Hybrid - Aguadilla, PR)

US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

… of the global market. Join us and help shape the future of aerospace and defense. We are seeking a Software Engineer to join an Agile/Scrum Development team focused on building and supporting a reusable operating environment …

Added Oct 27, 2026

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RTX

Principal Systems Engineer - Modeling Simulation & Analysis Engineer

Tucson, Arizona, United States

… secure world. Join us and help shape the future of aerospace and defense. We’re looking for a Principal Systems Engineer - Modeling Simulation & Analysis Engineers who enjoy solving complex problems, engaging in a …

Added Oct 27, 2026

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RTX

Systems Engineer II - Modeling Simulation & Analysis Engineer

Tucson, Arizona, United States

… a safer, more secure world. Join us and help shape the future of aerospace and defense. We are looking for Systems Engineer II - Modeling Simulation & Analysis Engineers who enjoy solving complex problems, engaging in a …

Added Oct 27, 2026

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RTX

Senior Systems Engineer, Radar Data Analysis - AN/TPY-2

Woburn, Massachusetts, United States

… Systems Engineering and Test Capabilities (SE&TC) Surface Radars and Sensors Center is seeking a talented Senior Systems Engineer to join our Radar Performance and Analysis team supporting the AN/TPY-2 missile defense radar program. This …

Added Oct 27, 2026

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RTX

Portfolio Area Chief Engineer - Electronic Warfare Systems (EWS/Advanced Systems)

Goleta, California, United States +1 location

… more secure world. Join us and help shape the future of aerospace and defense. Raytheon Electronic Warfare Systems (EWS) is seeking a motivated Portfolio Area Chief Engineer (PACE) to provide technical leadership within …

Added Oct 27, 2026

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RTX

Senior Structural Engineer Mechanical Systems, Externals and Nacelles (Hybrid)

US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

Pratt & Whitney’s Mechanical Systems, Externals, and Nacelles (MSEN) engineering module is seeking a highly motivated Structures Engineer to …

Added Oct 27, 2026

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RTX

Senior Systems Engineer - Embedded Communications - Active SECRET Clearance (Onsite)

Fort Wayne, Indiana, United States

… products, ensuring seamless integration and performance Lead and actively contribute to the secure systems development lifecycle , including conducting trade studies, defining system design, allocating and tracing …

Added Oct 27, 2026

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RTX

Senior Systems Engineer - International CH-53K Product Owner (Onsite)

Cedar Rapids, Iowa, United States

… Are you ready to shape the future of aerospace with cutting-edge technology? Join our Rotary Wing Platform Systems Team within the Military Avionics & Helos group at Collins Aerospace. Here, you will play a crucial role in …

Added Oct 27, 2026

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RTX

Sr. Principal Linux Systems Administrator

US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG

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About this opportunity

Original employer description

Date Posted:

2026-07-16



Country:

United States of America



Location:

US-MA-ANDOVER-AN1 ~ 350 Lowell St ~ AN1 ESSEX BLDG



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.

Sr. Principal Linux Systems Administrator, in Infrastructure Workplace Services, will lead and collaborate with a diverse team to support fast-paced, critical programs with classified information system capabilities. Success in this role means you can 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.

This role requires on-site presence in Andover, MA. Relocation may be available if the selected applicant meets company policy criteria.

What You Will Do

Manage and optimize Red Hat Enterprise Linux infrastructure, ensuring reliable and secure IT operations.
Act as a senior technical resource for the team to maintain confidentiality, integrity, and availability of assigned IT systems and applications.
Partner with Cybersecurity teams to maintain compliance with security requirements and provide documentation, training, and guidance on advanced IT processes and procedures.
Mentor and guide junior administrators across a broad range of responsibilities, including corrective and preventive maintenance, routine operational tasks, account management, and system performance tuning.
Lead and contribute to technical meetings with internal teams and program stakeholders, providing technical guidance and best practice to ensure successful outcomes.
Develop, document, and enforce system administration processes, standards, and best practices.
Participate in Change Request reviews and serve on Change Management Boards at various program levels.
Systems are operational 24x7 and occasionally require work effort beyond standard work hours.
Travel to other US Domestic locations may be required as business needs dictate. Up to 10% per year.

Qualifications You Must Have

Typically requires a bachelor’s degree or equivalent experience and minimum 8 years prior relevant experience, or an Advanced Degree in a related field and minimum 5 years’ experience.
Advanced experience administering Red Hat Enterprise Linux environments
Experience mentoring both individuals and teams.
Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent) within a reasonable amount of time.
Ability to obtain INTERIM 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

Experience with any of the following technologies: VMware, Kubernetes, OpenShift, Podman, Infrastructure as Code (Terraform and/or Ansible), Windows administration.
Scripting/coding proficiency (Python/Go/PowerShell/Bash)
Experience supporting engineers in software, simulations, and hardware development.
Experience working with NISPOM, JAFAN, JSIG, and/or DoD/RMF guidelines.
Strong communication skills, with ability to influence and drive change with peers and leaders across the organization.

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 available, provided final candidate meets eligibility requirements

Learn More & Apply Now

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

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 107,500 USD - 204,500 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.

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