Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Save this search

Added just now
Senior AI/ML Engineer - LLM & Agent Stack (Customer Facing)
TrueFoundry
NY · San Mateo, CA
Every production AI system, whether it's powering customer support, writing code, analysing financial data, or diagnosing medical conditions, needs the same foundational infrastructure.A…
Added 18 mins ago
G
Controls Engineer
GPAC
Martinsville, IL
- $85,000 to $98,000 USD / year
Are you a hands-on Controls Engineer who enjoys solving real-world manufacturing challenges? This is an excellent opportunity to take ownership of PLC controls, industrial automation, plant…
Added 18 mins ago
G
Controls Engineer
GPAC
Paris, IL
- $85,000 to $98,000 USD / year
Are you a hands-on Controls Engineer who enjoys solving real-world manufacturing challenges? This is an excellent opportunity to take ownership of PLC controls, industrial automation, plant…
Added 18 mins ago
G
Controls Engineer
GPAC
West Terre Haute, IN
- $85,000 to $98,000 USD / year
Are you a hands-on Controls Engineer who enjoys solving real-world manufacturing challenges? This is an excellent opportunity to take ownership of PLC controls, industrial automation, plant…
Added 18 mins ago
G
Controls Engineer
GPAC
Fairbanks, IN
- $85,000 to $98,000 USD / year
Are you a hands-on Controls Engineer who enjoys solving real-world manufacturing challenges? This is an excellent opportunity to take ownership of PLC controls, industrial automation, plant…
Added 27 mins ago
Senior Software Engineer
Workato
San Francisco, CA
Workato is the leading Control and Execution Platform for Enterprise AI - the neutral platform enterprises trust to put AI to work across their business. Workato unifies data, applications,…
Added 27 mins ago
Guidance & Control Engineer (Associate or Experienced)
The Boeing Company
Saint Charles, MO
The Boeing Company is actively seeking an Associate or Experienced Guidance and Control (G&C) Engineer (Level 2 or 3) in St. Charles, Missouri to support our Weapons programs.
Added 1 hour ago
Senior Software Engineer, Discover Feed Recommendations
Google
Mountain View, CA
…including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and…
Added 1 hour ago
Maintenance & Test System Engineer
Danfoss
Oragadam, IN
…applications worldwide. By maintaining and optimizing automated production test systems, you will help deliver products that meet the highest standards before they reach our…
Added 1 hour ago
G
Quality Engineer
GPAC
Framingham, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Burlington, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Lowell, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Marlborough, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Norwood, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Peabody, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Salem, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Worcester, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Brockton, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
G
Quality Engineer
GPAC
Braintree, MA
- $70,000 to $110,000 USD / year
We are seeking a highly motivated Quality Engineer to lead and manage advance quality control activities for new product launches. As a Quality Engineer, you will be responsible for…
Added 1 hour ago
HH
Senior Software Engineer, App Enablement
Hinge Health
San Francisco, CA
- $158,000 to $217,000 USD / year
Hinge Health’s mobile app reaches members through a production system spanning code integration, mobile builds, release candidates, app-store submission, and phased rollout. App Enablement…
Added 2 hours ago
Lead Engineer
E-Technologies Group, LLC
Pisgah, OH
Lead Engineer # Lead Engineer Employer: E Tech Group Location: West Chester, OH Department: Central Reference: 1453 At E Tech Group{rel="noopener noreferrer" target="_blank"} , joining our…
Added 2 hours ago
Senior Staff / Senior DevSecOps Engineer (Clearance Required)
Scitec, Inc.
Fairborn, OH
…Orchestrate automated deployments across development, test, and production environments using Helm and Kustomize - Ability to perform tasks aligned with team and product goals with limited…
Added 2 hours ago
Software Engineer III
PARKER HANNIFIN CORPORATION
Akron, OH
Position Summary Employer: Meggitt Aircraft Braking Systems Corporation Job Title: Engineer 3- Verification Job Location: 1204 Massillon Road, Akron, OH 44306 SCHEDULE: 40 hours per week,…
Added 2 hours ago
Network Systems Engineer
Modern Technology Solutions, Inc.
Dayton, OH
MTSI is seeking a Systems Engineer with a TS/SCI clearance to provide support to a Government Program Management Office/Program Manager at Wright-Patterson Air Force Base, OH. The Systems…
Added 2 hours ago
Sentinel - Principal / Sr Principal Systems Engineer - 19242*
CORP-Corporate Office
United States
Northrop Grumman Defense Systems is seeking a Principal Systems Engineer/Sr. Principal Systems Engineer. This opening is in Roy, UT and will support the Sentinel Program. Northrop Grumman…

RTX

Senior Principal Software Engineer - Core Services and Libraries (Onsite)

United States

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

Apply About employer

Applications open in a new tab.

Job details

Pay: The salary range for this role is 132,400 USD - 251,600 USD.
Posting language: English
Posted: Nov 5, 2026

Original job description

Date Posted:

2026-11-05

Country:

United States of America

Location:

US-AL-HUNTSVILLE-382 ~ 420 Jan Davis Dr ~ DAVIS 382

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

Design the Foundation of Next-Generation Avionics

Join the growing Collins Aerospace Core Systems and Libraries team and play a key role in shaping the software foundation that powers modern aircraft. We are seeking a Principal Software Engineer who thrives on solving complex technical challenges and driving high-impact solutions across safety-critical systems.

In this role, you will lead the architecture and development of core software components, libraries, and tools that enable scalable, certifiable avionics platforms. You’ll work across the full software lifecycle, partnering with cross-functional teams to deliver high-quality solutions aligned with civil and military certification standards.

This is a unique opportunity to influence system-level design, advance open architecture initiatives, and contribute to technologies that define the future of aerospace.

Location: Onsite in Huntsville, AL

What You Will Do

Lead the architecture and design of core software components, libraries, and tooling aligned to avionics system requirements
Drive technical direction and execution across development and verification activities for safety-critical software (DO-178)
Define and manage software requirements, decomposition, and traceability across complex systems
Develop and verify software using modern C++ and object-oriented design principles
Own and produce DO-178 certification artifacts, including DAL-A deliverables
Lead and support certification efforts, including engagement with customers and regulatory authorities
Conduct and contribute to peer reviews to ensure quality, consistency, and compliance across the lifecycle
Collaborate cross-functionally with engineering, program leadership, and customers to align technical solutions with program objectives
Willing and Able to travel as required (domestic and international <10%).

What You Will Learn

Gain hands-on experience with cutting-edge and emerging technologies that are shaping the future of avionics and aerospace systems
Build end-to-end expertise across the full product lifecycle, from requirements and design through verification and delivery of safety-critical systems
Develop a deep understanding of software certification (DO-178) and how world-class avionics products meet rigorous regulatory standards
Learn how to design, scale, and sustain software product lines that support a wide range of platforms and global customers

Qualifications You Must Have

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 7 years of experience.
Experience designing and developing software architecture, libraries, or platform-level components within an aerospace or safety-critical environment.
Experience leading technical execution of projects, including customer engagement and presenting to senior stakeholders.
Experience working across cross-functional engineering and program teams to deliver complex, integrated solutions.

Qualifications We Prefer

Hands-on experience supporting DO-178 software development and certification activities (e.g., requirements, verification, or certification artifacts)
Experience with C++ and VxWorks.
Experience writing High-Level and Low-Level Requirements.
Experience writing Test Cases and Automated Test Procedures.
Experience with Civil Certification DO-178 – DAL A preferred.
Experience with design and development of Flight Management Systems, Software, Aircraft Applications or Middleware.
Familiar with revision control concepts and tools (e.g. GIT, Subversion, JIRA).

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!

This role is eligible for relocation.

Learn More & Apply Now!

Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today.

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 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.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Apply About employer

More about this job

Skills

C++
Design principles
Regulatory compliance
Leadership
Software development
Test procedures
IBM Middleware
Atlassian JIRA

Report this job