548 matching jobs for “Principal Software Engineer”

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RTX

Principal Engineer, Software Engineering (Onsite)

Cedar Rapids, Iowa, United States

Added Oct 27, 2026

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Palo Alto Networks

Principal Engineer Software - Storage (Chronosphere)

Burbank, United States of America +9 locations

… including DoorDash, Affirm, and Zillow. About the role We are looking for an experienced product driven engineer to help our customers monitor, troubleshoot, and optimize their systems at scale. Our platform ingests and …

Added Oct 27, 2026

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Palo Alto Networks

Principal Engineer Software, AppSec (Chronosphere)

San Francisco, California, United States +6 locations

… world's most innovative brands, including DoorDash, Affirm, and Zillow. Job Summary As a hands-on Security Engineer, you will play a crucial role within the infrastructure engineering team. Your responsibilities include …

Added Oct 27, 2026

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Cisco Systems

Principal Software Engineer, Developer Platforms

Seattle, Washington, United States +1 location

Pay posted by employer$241,400–$322,600

… and release world-class products at scale. Our work connects the daily developer experience to the wider software delivery lifecycle. You will join a cross-functional team of engineers and leaders who value practical …

Added Oct 27, 2026

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RTX

Sr Principal Real-time Software Engineer

Tucson, Arizona, United States

… creating a safer, more secure world. Join us and help shape the future of aerospace and defense. The Software organization develops software applications, including integration and test on missiles, launchers, radars, …

Added Oct 27, 2026

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RTX

Sr Principal Real-time Software Engineer

Tucson, Arizona, United States

Added Oct 27, 2026

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Huntington Bancshares

Senior Principal Software Developer (AI Cybersecurity)

Columbus, Ohio, United States +6 locations

Full time

… and agent-driven workflows to optimize cyber operations and reduce manual effort. Data & Analytics: Engineer pipelines and analytics solutions for processing logs, telemetry, and security data to generate actionable …

Added Nov 3, 2026

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Palo Alto Networks

Principal Engineer Software- Authentication Team (Idira)

Office - Israel - Petach Tikva

Your Career: We are seeking an energetic and versatile Principal Software Engineer to join our elite team responsible for building our Identity Authentication platform. Driving the …

Added Oct 27, 2026

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The Home Depot

Software Engineer Senior Principal - Reliability Engineering (Remote)

GEORGIA - VIRTUAL - GA01

Remote
Full time
Regular

Pay posted by employer$170,000–$280,000

for you. The Software Engineer Sr. Principal is responsible for guiding software design and development across multiple …

Added Oct 16, 2026

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Motorola Solutions

Principal Software Engineer, Avigilon Access Control

Vancouver, British Columbia, Canada

Full time

… à bâtir un avenir plus sûr. Department Overview Motorola Solutions Inc. (MSI) is seeking an experienced Principal Software Development Engineer to lead the evolution and optimization of our high-scale Access Control …

Added Nov 3, 2026

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The Home Depot

Principal Software Engineer - Online Experience (Remote)

GEORGIA - VIRTUAL - GA01 +1 location

Remote
Full time
Regular

Pay posted by employer$140,000–$240,000

… other product team members (UX, engineering, and product management) to create secure, reliable, scalable software solutions Documents, reviews and ensures that all quality and change control standards are met Writes …

Added Oct 28, 2026

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RTX

Principal Software Engineer with Test Solutions

Tucson, Arizona, United States

… early engineering tests, design verification tests, production, and post-production sustainment. The Principal Software Engineer with Test Solutions position is focused on the design, development, integration, and maintenance of …

Added Oct 27, 2026

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Nvidia

Principal Software Engineer, Agent Policy Fabric

Santa Clara, California, United States +5 locations

… handling, and common audit across runtime substrates and enterprise integrations. We are looking for a Principal Software Engineer, Agent Policy Fabric (APF) Core Platform, to join our Cloud Engineering & Services team and mature the …

Added Oct 31, 2026

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Palo Alto Networks

Principal Software Engineer, Secrets Hub Team

Office - Bulgaria - Sofia

… AWS, Azure, GCP, and HashiCorp Vault, securing critical workloads for the world's largest enterprises. As a Principal Software Engineer, you will design and implement scalable, secure services for the Secrets Hub platform while leading complex …

Added Oct 27, 2026

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Palo Alto Networks

Principal Software Engineer – Identity SSO (Idira)

Office - Israel - Petach Tikva

… Sign-On and zero-trust framework, protecting sensitive systems. We are seeking an energetic and versatile Principal Software Engineer to join our elite team responsible for building our Identity Human & Non-Human Identity unified platform. …

Added Oct 27, 2026

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Palo Alto Networks

Principal Engineer Software, Tools & Platforms (Cortex)

Office - USA - CA - Headquarters

About the position We seek a Principal Software Engineer who is first and foremost a software craftsman with a passion for building innovative tools and platforms. …

Added Oct 27, 2026

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Palo Alto Networks

Principal Engineer Software, Dev & Production Infrastructure (Chronosphere)

San Francisco, California, United States +6 locations

… Two Impact Areas: Our Infrastructure organization is scaling rapidly, and we are looking for world-class Principal Engineers to drive the future of our platform. We are actively hiring for two distinct pillars within the …

Added Oct 27, 2026

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Palo Alto Networks

Principal Engineer Software (Threat Data Platform)

Santa Clara, California, United States +2 locations

… team at Palo Alto Networks, where we are redefining how threat intelligence is automated and analyzed. As a Principal Software Engineer, you will build AI-driven tools that empower researchers to develop sophisticated, high-fidelity threat …

Added Oct 27, 2026

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RTX

Principal Software Engineer - Tactical Communications (Onsite)

Cedar Rapids, Iowa, United States

… forces around the world safe, connected, and informed—no matter the environment. We’re looking for a Principal Software Engineer who’s ready to make an impact. In this role, you won’t just write code—you’ll help shape the future of …

Added Oct 27, 2026

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Northrop Grumman

Sr Principal Software Engineer - Thread Lead

United States-California-San Diego +2 locations

Pay posted by employer$116,300–$213,400

Added Nov 3, 2026

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RTX

Principal Engineer, Software Engineering (Onsite)

Cedar Rapids, Iowa, United States

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About this opportunity

Original employer description

Date Posted:

2026-10-26



Country:

United States of America



Location:

US-IA-CEDAR RAPIDS-106 ~ 400 Collins Rd NE ~ BLDG 106



Position Role Type:

Onsite



U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.



Security Clearance Type:

None/Not Required



Security Clearance Status:

Not Required

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.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

What You Will Do

Review product designs and create automated test solutions that maximize test coverage on top level, sub-level, and circuit card assemblies.
Capture, analyze, decompose and translate requirements for production test solutions.
Design, test, integrate and document production test solutions of moderate to high complexity.
Lead the assigned projects to achieve quality solutions under moderate or indirect supervision.
Coach and train junior members of the team.
Responsible for adherence to defined processes, project cost and schedule requirements.
Prepare and present project / technical information to peers, internal management and customers.
Design and implement activities required to deploy the project test solutions to world-wide destinations.

Qualifications You Must Have

Candidate must have the ability to obtain a US DoD Security Clearance
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
Prior relevant test engineering experience
Minimum 3 years experience within the design and development of complex electronics in the aerospace industry.
Expert knowledge of programming languages, C/C++/C#, Python.

Qualifications We Prefer:

Highly motivated and possess effective oral/written communication and interpersonal/team skills.
Excellent time management skills - ability to multitask and delegate work to support technicians, engineering project assistants and peers.

What We Offer

Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
Tuition reimbursement program
Student Loan Repayment Program
Life insurance and disability coverage
Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
Birth, adoption, parental leave benefits
Ovia Health, fertility, and family planning
Adoption Assistance         
Autism Benefit
Employee Assistance Plan, including up to 10 free counseling sessions
Healthy You Incentives, wellness rewards program
Doctor on Demand, virtual doctor visits
Bright Horizons, child and elder care services
Teladoc Medical Experts, second opinion program
 And more!

Eligible for relocation

Learn More & Apply Now!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.

*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

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

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that’s redefining aerospace, every day.

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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