Sr. Principal Engineer – Agile Software Development – CDS / Engine System Software P5 (Onsite)

Prattwhitney; East Hartford (CT); On-site; USD 132,000 - 252,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life insurance

Short-term disability

Long-term disability

401(k) match

Flexible spending accounts

Flexible work schedules

Employee Scholar Program

Parental leave

Paid time off

Holidays

Incentive compensation programs

Job summary

RTX- Pratt & Whitney seeks a software engineering professional to develop and lead software requirements and designs within an Agile framework for avionics systems. You will decompose system-level requirements into software design, ensure traceability, and conduct iterative prototype testing and verification.

Qualifications include a STEM degree and 7–10+ years of engineering experience, with preference for safety-critical software development and DO-178B knowledge.

Qualifications

• Bachelor's Degree in Science, Technology, Engineering or Mathematics (STEM).
• 10 years engineering experience or an advanced Degree with 7 years prior engineering experience.
• Prior safety critical software development experience is preferred.
• Knowledge of regulatory standards such as DO178B is preferred.

Responsibilities

• Develop and/or lead software requirements and designs within the Agile Framework.
• Decompose system level and customer interface requirements into software requirements and designs.
• Document traceability or rationale for derived requirements and designs.
• Conduct iterative prototype testing of requirements and designs.
• Perform reviews of requirements and designs.
• Participate in software planning, estimating and tracking.
• Produce software requirement and design specifications.
• Perform and/or lead software verification within the Agile Framework.
• Conduct regression analysis to determine verification scope.
• Develop / review software test descriptions with traceability to software requirements.
• Develop and execute electronic bench test scripts.
• Evaluate / review test results.
• Execute robustness testing.
• Execute low-level module/object testing.
• Conduct/Produce Verification Reviews.
• Participate in and/or lead Agile ceremonies.
• Participate in software planning, estimating and tracking per Agile framework.
• Potential to serve as Agile Scrum Master, Product Owner, Product Manager, and/or part of the Development Team.

Skills

Software development in Agile

Safety-critical software

Cross-discipline communication

Regulatory standards knowledge (DO-178

Education

Bachelors' Degree in STEM

Advanced degree in engineering

Job description

About the Company

RTX, the world 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. Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.

Date Posted: 2026-08-12 Country: United States of America

Location: US-CT-EAST HARTFORD-ETC ~ 400 Main St ~ BLDG ETC

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

What You Will Do:

• Develop and/or lead software requirements and designs within the Agile Framework.
• Decompose system level and customer interface requirements into software requirements and designs.
• Document traceability or rationale for derived requirements and designs.
• Conduct iterative prototype testing of requirements and designs.
• Perform reviews of requirements and designs.
• Participate in software planning, estimating and tracking.
• Produce software requirement and design specifications.
• Perform and/or lead software verification within the Agile Framework.
• Conduct regression analysis to determine verification scope.
• Develop / review software test descriptions with traceability to software requirements.
• Develop and execute electronic bench test scripts.
• Evaluate / review test results.
• Execute robustness testing.
• Execute low-level module/object testing.
• Conduct/Produce Verification Reviews.
• Participate in and/or lead Agile ceremonies.
• Participate in software planning, estimating and tracking per Agile framework.
• Potential to serve as Agile Scrum Master, Product Owner, Product Manager, and/or part of the Development Team.

Qualifications You Must Have:

• Bachelors' Degree Science, Technology, Engineering or Mathematics (STEM)
• 10 years engineering experience or an advanced Degree with 7 years prior engineering experience.

Qualifications We Prefer:

• Solid track record of achieving results in a technical role.
• Ability to work in a dynamic, high pressure engineering environment.
• Prior experience developing software in an Agile framework.
• Prior safety critical software development experience.
• Knowledge of regulatory standards such as DO178B.
• Outstanding cross discipline communication skills.
• Familiarity with jet engine control and diagnostic system architectures and control logic design.

What We Offer:

Benefits Relocation Assistance

• 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
• holidays
• Annual short-term and/or long-term incentive compensation programs
• 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.

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

Department Overview:

Controls & Diagnostics Systems (CDS) CDS develops complex, cyber-resilient control systems and software for commercial and military engines including power and thermal management Systems and auxiliary power units. CDS also develops advanced diagnostic & health management systems to monitor our products, forecast events and help facilitate MRO operations. With growing emphasis on sustainability, CDS is on the forefront of system development for hybrid and electric propulsion.

Role Type:

In addition to transforming the future of flight, we are also transforming how and where we work. We've introduced role types to help you understand how you will operate in our blended work environment. This role is: 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. Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee's personal responsibility. 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. For this role, and for all other Onsite roles, the employee will be required to travel to the assigned site 2-3 times per month.

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.

Company Overview

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.