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Added 11 mins ago
Sr. Principal Software Engineer
CORP-Corporate Office
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Northrop Grumman Defense Systems (NGDS), Beavercreek Ohio, is seeking a Sr Principal Software Engineer. The successful candidate will demonstrate a broad skill set balanced between…
Added 11 mins ago
Principal Engineer Software (AHT)
CORP-Corporate Office
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Northrop Grumman Defense Systems (NGDS), Beavercreek Ohio, is seeking a Full Stack Software Engineer. Successful candidates will demonstrate a broad skill set balanced between interpersonal…
Added 11 mins ago
Principal Engineer Software
CORP-Corporate Office
United States
The Principal Software Engineer will be responsible for supporting the CHORD software development and integration into tactical platforms.
Added 11 mins ago
Engineer/Principal Engineer (Level 2/3)
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Northrop Grumman, Western Region Manufacturing and Operations, Mechanical & Environmental Test Engineering Dept, Specialty Test Team in Redondo Beach, CA is looking for an experienced,…
Added 11 mins ago
Sr Principal HR Business Partner
CORP-Corporate Office
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The Human Resources (HR) team at Northrop Grumman Mission Systems is seeking a Senior Principal HR Business Partner to join our team of committed HR professionals in San Diego, CA. Our HR…
Added 11 mins ago
SO
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State of Colorado
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Added 13 mins ago
Lead Software Engineer
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Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, unit testing, code reviews, source…
Added 19 mins ago
Senior Highway Design Engineer
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Knowledge of clients' design manuals, procedures, specifications, standards, computer programs, applicable design codes, engineering software, and plan presentation format.
Added 19 mins ago
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Added 19 mins ago
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Knowledge of clients' design manuals, procedures, specifications, standards, computer programs, applicable design codes, engineering software, and plan presentation format.
Added 27 mins ago
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Software Architect - Insurance Platforms
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- $170,000 to $190,000 USD / year
This is a hands-on architecture role that balances strategic thinking with practical execution. The Software Architect partners closely with Software Development Managers, Principal…
Added 44 mins ago
NJ
Data Production Analyst (QA) (Information Technology Analyst 3)
New Jersey Courts
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- $94,668.29 to $133,073.24 USD / year
…information systems, human-computer interaction, interactive media, software engineering, computer networking, business analytics, data analytics and/or cybersecurity and three years of…
Added 44 mins ago
NJ
Senior AI Technical System Analyst (Information Technology Analyst 3)
New Jersey Courts
Trenton, NJ
- $94,668.29 to $133,073.24 USD / year
…information systems, human-computer interaction, interactive media, software engineering, computer networking, business analytics, data analytics and/or cybersecurity and three years of…
Added 44 mins ago
NJ
Data Production Analyst (AI & QA Analyst) (Information Technology Analyst 3)
New Jersey Courts
Trenton, NJ
- $94,668.29 to $133,073.24 USD / year
…information systems, human-computer interaction, interactive media, software engineering, computer networking, business analytics, data analytics and/or cybersecurity and three years of…
Added 50 mins ago
Senior Clinical Specialist, CRM- South Boston
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…managing inventory and equipment resources, maintaining programmer software, and assisting with daily coverage logistics to meet customer and business…
Added 1 hour ago
Principal Geotechnical Engineer/Business Unit Leader (Office Manager)
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We’re seeking an experienced Principal Geotechnical Engineer to lead our Tucson, Arizona office as Business Unit Leader (Office Manager) and Principal-in-Charge. This role combines…
Added 1 hour ago
Program Manager
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Added 1 hour ago
WI
(USA) Principal, Software Engineer, Information Security
Walmart Inc.
United States
- $110,000 to $220,000 USD / year
The Principal Software Engineer, Information Security, leads the design and implementation of secure, scalable software solutions aligned with business objectives. This role requires…
Added 1 hour ago
WI
(USA) Principal, Software Engineer, Information Security
Walmart Inc.
United States
- $110,000 to $220,000 USD / year
As a Principal Software Engineer in Information Security, you will lead the design and implementation of secure, scalable software solutions that align with business objectives. This role…
Added 1 hour ago
WI
(USA) Principal, Software Engineer
Walmart Inc.
Bentonville, AR
- $110,000 to $220,000 USD / year
As a Principal Software Engineer, you will lead the design and delivery of scalable platform capabilities, driving the full software development lifecycle from coding to deployment and…
Added 1 hour ago
WI
Principal, Software Engineer - Fullstack
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United States
- $143,000 to $286,000 USD / year
As a Principal Engineer- fullstack, you will act as a hands-on technical leader and architect for the Marketplace Orders and Returns platform. This role requires deep technical expertise…
Added 1 hour ago
C3BM Principal Systems Analyst
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Venturi, LLC A Chenega Company has an exciting career opportunity for a C3BM Principal Systems Analyst who will be part of the Command, Control, Communications, and Battle Management (C3BM)…
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Principal Structural Engineer - San Francisco, CA
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Experience with industry standard Structural Engineering software (CSI, RISA, RAM, etc.).
Added 1 hour ago
Principal Engineer, System Planning (Hybrid Schedule)
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Manchester, NH
We have 2 exciting roles for Principal Engineers, System Planning to join the Eversource Transmission System Planning team as a Principal Engineer. This critical role provides technical…
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Principal AI Agent / Software Engineer- Nashville
Oracle
Concord, NH
- $114,600 to $234,600 USD / year
The Principal AI Agent / Software Engineer is a Senior Staff-level, hands-on technical leadership role responsible for defining, building, and operating next-generation AI systems on Oracle…

RTX

Senior Principal Software Engineer

United States

The salary range for this role is 132,400 USD - 251,600 USD.

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Job details

Pay: The salary range for this role is 132,400 USD - 251,600 USD.
Posting language: English
Posted: Nov 2, 2026

Original job description

Date Posted:

2026-11-02

Country:

United States of America

Location:

US-FL-LARGO-382ST ~ 7887 Bryan Dairy Rd ~ BLDG 400

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 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. Raytheon Company, Managed by Collins Aerospace

Collins Aerospace, an RTX company, is a leader in engineering and proposal teams to successfully execute programs and prepare responsive proposals aimed at making the world a safer place. Come support those who provide us with all the freedoms we enjoy. Our commitment to providing an environment that supports innovation, teamwork, and growth opportunities are primary reasons engineers come to work at RTX.

The Strategic Communication Software (SW) Engineering Department has an opportunity for a talented Sr Principal Software Engineer to join our team. This position will be onsite in Largo Florida and requires a current secret DoD clearance

What You Will Do

Participate in collaborative, cross-disciplined integrated product teams, often employing agile software development techniques
Responsible for the full lifecycle of product development, from architecture and design, through integration, test, and field support
Work and learn the highest software engineering process maturity level as recognized by the Software Engineering Institute
Full-time on-site position

Qualifications You Must Have

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
Experience in Software Engineering to include experience working various phases of the software development lifecycle
Prior experience in a technical or team leadership role, such as SW Architect, SW Lead etc
Experience with Software Development Using ADA, C/C++, Java
Experience with real-time operating systems (RTOS), embedded programming, processor/board architecture and design
Working knowledge of Linux, VxWorks or other Real time operating systems
Applied experience in Unified Modeling Language (UML) and Object-Oriented Analysis and Design (OOA/D)
Experience working in a collaborative team environment that requires communication with other engineering disciplines, Program, and external stakeholders
Mentoring experience with junior engineers
Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 8 years of experience

Qualifications We Prefer

Understanding standard system engineering design artifacts such as Use Cases and SysML diagrams.
Experience with Agile lifecycle process including Scrum, Continuous Integration, and Test-Driven Development Methodologies
Experience with DevOps, Jenkins and automated testing
Experience with Model Driven Development (MDD)
Experience with software integration on custom hardware
FPGA interfaces (memory mapped and SW/FW messaging) experience
Working experience with Microservice Architectures and Containerized Applications
Versal (ARM assembly) knowledge
Performance optimization experience
CORBA messaging experience
Experience with TCP/IP, UDP/IP messaging, and client/server architecture
Scripting language (e.g. Python)

What We Offer:

Some of our competitive benefits package includes:

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
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
Eligible for relocation
And more!

Learn More & Apply Now

#MISENG

At Collins, the paths we pave together lead to limitless possibilities. 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.

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 customers succeed today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.

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 132,400 USD - 251,600 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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More about this job

Skills

Research
Teamwork
Communication skills
Software development
Team leadership
C
C++
Oracle Java
RTOS
Linux
UML
Coaching
Agile
Scrum
CI/CD
DevOps
Jenkins
Test automation
Assembly
Python

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