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Added 16 mins ago
AE
Sr RMA Failure Analysis Engineer
Advanced Energy
Fort Collins, CO
- $90,000 to $130,000 USD / year
The Senior RMA Failure Analysis Engineer is responsible for investigating customer-returned products (RMAs), determining root causes of failures, and driving corrective actions that improve…
Added 41 mins ago
Manufacturing/Material Engineer Sr - Level 3
Lockheed Martin
Sunnyvale, CA · Sunnyvale
Our facility in Sunnyvale, CA has an immediate opportunity for a level 3 Manufacturing Engineer to join our mission
Added 42 mins ago
Scrum Master / Software Engineer Sr
Lockheed Martin
King of Prussia, PA · King of Prussia
…direct authority. Prior experience as a Systems or Software engineer with domain knowledge of ground systems, networks, and integration & test of enterprise software products is…
Added 1 hour ago
Sr. Web & Mobile Developer & DevOps (REMOTE)
Koniag Government Services
Albuquerque, NM
This technical role requires a unique hybrid skill set that bridges the gap between responsive application delivery and modern cloud automation. We are looking for a veteran full-stack…
Added 1 hour ago
Sr. Web/Mobile Developer (REMOTE)
Koniag Government Services
Albuquerque, NM
This role is focused entirely on hands-on application delivery, writing high-quality code to build responsive web applications and cross-platform mobile experiences. We are looking for a…
Added 1 hour ago
Sr. Backend Engineer, AutoScaling & Balancing, NG-SIEM (Hybrid)
CrowdStrike, Inc.
Austin, TX · NY · Sunnyvale, CA · Redmond, WA
Ideal candidate for this Senior Engineer has deep expertise in large-scale distributed/control systems (intelligent placement, auto balancing, autoscaling) and the ability to go deep into…
Added 1 hour ago
Sr. Software Engineer II - Sensor, Linux Guardian (Hybrid)
CrowdStrike, Inc.
Redmond, WA · NY · Austin, TX · Sunnyvale, CA
This is a Senior Software Development Engineer 2 role in the engineering team that delivers the sensor (lightweight agent) on Linux. SDE’s in the team own design and development of core…
Added 1 hour ago
Sr. Software Engineer II - Cloud - Policy Management (Hybrid)
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CrowdStrike is seeking a Senior Engineer II for our Policy Management team. As a key technical leader in our organization, you will help drive architectural decisions, technical excellence,…
Added 1 hour ago
Sr. Engineer 2 - Sensor, Core Windows (Remote)
CrowdStrike, Inc.
Remote, United States
As a Senior Engineer II on this team, you'll own the design and development of core capabilities in both kernel and user mode that cut across the major OS subsystems, including memory…
Added 3 hours ago
PI
Sr Associate Technical Engineer
Pfizer, Inc.
NY
- $82,700 to $137,900 USD / year
Added 3 hours ago
Supervisor, Construction Services/Supervisor, Construction Services Sr.
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Serves as the point of contact on assigned construction projects and coordinates with project engineer.
Added 3 hours ago
Senior Software Development Engineer in Test, ML
PlayStation Global
Madison, WI
PlayStation is seeking a Sr Software Development Engineer in Test, ML to join our Madison team and lead quality efforts for machine learning-powered products and services. You will partner…
Added 4 hours ago
FM
Sr. Principal Integration Engineer - Cloud Solutions
Fresenius Medical Care
Waltham, MA
- $137,000 to $229,000 USD / year
The Principal Azure Cloud Solutions Engineer serves as a senior technical authority responsible for designing, implementing, and improving secure, scalable, and resilient solutions on…
Added 5 hours ago
Sr. Software Engineer, UI Developer Tooling (Hybrid, New York)
CrowdStrike, Inc.
NY · Boston, MA
We're looking for a Senior UI Platform Engineer to lead the design and build of the shared developer tooling foundation for our next-generation front end. It's a strategic role for someone…
Added 5 hours ago
Sr. Principal Radar / RF Electrical Subsystems Engineer
RTX Corporation
tucson, AZ
The Advanced Effectors Guidance Systems department is seeking a Sr Principal Radar / RF-focused Electrical Subsystems Engineer with deep experience in RF subsystem design, radar…
Added 5 hours ago
Sr Industrial Engineer III
RTX Corporation
tucson, AZ
Raytheon is seeking a Sr Industrial Engineer to support the Effectors portfolio of factories in Tucson, Arizona to maximize throughput, improve efficiency, and deliver increasing value to…
Added 5 hours ago
Sr. Software Engineer - Back-End
VTG
Chantilly, VA
We are seeking a Senior Software Engineer with extensive development experience to build backend software, analyze existing applications, and develop automated testing capabilities. This…
Added 7 hours ago
TF
Sr. IT SAP Systems Engineer
TreeHouse Foods Services, LLC
United States
- $100,800 to $151,200 USD / year
We are seeking a highly experienced Senior SAP Systems Engineer with 10+ years of hands-on SAP Basis experience to provide technical leadership and operational support for a complex…
Added 7 hours ago
Sr. Customer Success Manager - Enterprise
ServiceNow
San Diego, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 8 hours ago
PJ
Sr. Machine Learning Engineer
Pinterest Job Advertisements
Seattle, WA
- $270,400 to $332,012 USD / year
By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I…
Added 8 hours ago
PJ
Sr. Machine Learning Engineer
Pinterest Job Advertisements
Palo Alto, CA
- $248,676 to $332,012 USD / year
By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I…
Added 8 hours ago
PJ
Sr. Machine Learning Engineer
Pinterest Job Advertisements
Remote, United States
- $249,600 to $332,012 USD / year
By submitting this application, I certify that all information submitted in my application and throughout the hiring process is true, accurate, and complete to the best of my knowledge. I…
Added 8 hours ago
Sr SW Design Quality Assurance Engineer
DexCom Inc
Remote, United States
The Senior Software Design Assurance (Sr Software Design Quality) Engineer provides technical support and guidance to Software teams to ensure conformance to software development process…
Added 9 hours ago
Principal / Sr. Principal Software Engineer - Onsite Customer Integration
Northrop Grumman
Melbourne
The Software Engineer will participate in the full lifecycle of software development, including requirements development, modeling and design, application development, unit to CSCI testing,…
Added 9 hours ago
Principal/Sr. Principal Structural Engineer
Northrop Grumman
Annapolis
…Department is seeking an Principal or Senior Principal Structural Engineer to join our team of qualified, diverse…

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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