Principal Software Engineer Jobs

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Principal Engineer - IT Critical Infrastructure

United Airlines

Arlington Heights, Illinois, USA

Full-time

Description Job overview and responsibilities The Principal Engineer is responsible for the design, testing, evaluation, implementation, and support of various platforms (hardware, operating systems, software, and systems tools). Provide consultation and direct technical support in life cycle planning, problem management, integration, and systems programming. Implement releases, upgrades, and/or changes into the environment. This position will define the IT provisioning, implementation, and sup

Principal Engineer

Westinghouse Electric Company LLC

Warrendale, Oregon, USA

Full-time

Are you interested in being part of an innovative team that supports Westinghouse's mission to provide clean energy solutions? At Westinghouse, we recognize that our employees are our most valuable asset and we seek to identify, attract and recruit the most qualified talent while recognizing and encouraging the value of diversity in the global workplace. About the role: You will span multiple disciplines including Nuclear Steam Supply System (N) Control Systems design and analysis, N Design Tr

Gearbox Senior Principal Engineer

GE Vernova

Greenville, South Carolina, USA

Full-time

Job Description Summary The Gearbox Senior Principal Engineer (SPE) is responsible for the overall technical underwriting and acceptance of design, development, and implementation associated with gearboxes and gearbox components in wind turbines. You will define rigor for acceptance of the design decisions for gearbox components including gears, bearings, structures, lubrication and cooling systems. You will work together with the Chief Consulting Engineers (CCE) to set and execute a strategy as

Principal Weapons Mission Planning Engineer

RTX Corporation

Tucson, Arizona, USA

Full-time

Date Posted: 2025-07-08 Country: United States of America Location: AZ204: RMS Rita Road Bldg 9020 9000 South Rita Rd Building 9020, Tucson, AZ, 85747 USA 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.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling to help our nation

Principal Engineer

Katalyst Healthcares and Lifesciences

Round Lake, Illinois, USA

Full-time

Job Description: Design, develop, integrate, test, evaluate or improve integrated systems or related processes, primarily with human factors, quality control, inventory control, and material flow, cost analysis, and production coordination. Must work with manufacturing personnel, quality, labs, supply chain, and site leadership to improve the quality and efficiency of processes, increase productivity and decrease costs. Responsibilities: Other duties may be assigned: -Take ownership of the ma

Principal Engineer, DRAM

Samsung Electronics America

San Jose, California, USA

Full-time

Please Note: To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period. Advancing the World's Technology Together Our technology solutions power the tools you use every day--including smartphones, electric vehicles, hyperscale data centers, IoT devices, and so much more. Here, you'll have an opportunity to be part of a global leader whose innovative designs are pushing the boundaries o

Principal Engineer- Nutanix Cloud Manager (NCM)

Nutanix

San Jose, California, USA

Full-time

Principal Engineer - Nutanix Cloud Manager (NCM) Hungry, Humble, Honest, with Heart. The Opportunity About Nutanix Cloud Manager (NCM) Nutanix Cloud Manager (NCM) is at the center of Nutanix's hybrid multicloud vision, empowering enterprises to manage, optimize, and secure their cloud environments through one integrated platform. NCM simplifies application lifecycle management, drives cost governance, automates security compliance, and delivers intelligent operational insights-allowing organi

Principal AI Engineer, Enterprise AI Platform

PaloAlto Networks

Santa Clara, California, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of

Principal Staff Engineer -Technical

PSEG

Newark, New Jersey, USA

Full-time

Requisition: 82299 PSEG Company: Public Service Electric & Gas Co. Salary Range: $ 104,600 - $ 165,700 Work Location Category: Hybrid Flexible PSEG operates under a Flexible Work Model where flexible work is offered when job requirements allow. In support of this model, roles have been categorized into one of four work location categories: Onsite are roles that have specific onsite requirements and are typically onsite daily. Hybrid fixed are roles that are a blend of onsite work/in-person

Principal Engineer, Validation

Novo Nordisk Inc

Bloomington, Indiana, USA

Full-time

About the Department At Novo Nordisk, we want to make a difference. For more than 100 years, we have led the way in diabetes care. Being part of Novo Nordisk allows our employees to embark on life-changing careers, and the opportunity to help improve the quality of life for millions of people around the world. Our Bloomington, Indiana site is a state-of-the-art facility where we have an integrated model from process and formulation to clinical and commercial biomanufacturing and drug product f

Principal Software Developer (Austin, TX and Nashville, TN only)

Oracle Corporation

Nashville, Tennessee, USA

Full-time

Job Description As a member of the Security and Identity team, you will be part of a team responsible for the platform used by OCI service teams and external customers to transfer artifacts and data from one region to another within the Cloud. It is fundamental to OCI's security posture and is a highly scalable system that works across hundreds of thousands of resources within each of the 60+ regions worldwide. As a Principal Software Developer, you will work on developing new features to make

Survivability Principal Engineer - RF Signature

Textron, Inc.

Fort Worth, Texas, USA

Full-time

We're more than aviation experts, we're pioneers. We challenge what's possible. From breaking the sound barrier to advanced tiltrotor systems. Today, Bell is shaping the future of aviation through specialized engineering. And we want you. We are developing the future of Army Aviation with the Bell Future Long-Range Assault Aircraft (FLRAA) part of the US Army's Future Vertical Lift (FVL) modernization effort. We are also developing the Bell 525 Relentless and Bell's High-Speed Vertical Take-Off

Principal Engineer- T&S Project Dev

Iberdrola

Rochester, New York, USA

Full-time

Principal Engineer- Transmission & Substation Project Development Reports to Senior Manager-Project Dev & Asset Mgmt Reports to Rochester NY - Scottsville, NY OR Kirkwood General Office The base salary range for this position is dependent upon experience and location, ranging from: $120,000- $142,916 Job Summary This position is responsible for executing on comprehensive needs and solutions assessments to address a wide range of T&S reliability and infrastructure needs. This position is expe

Principal AI Agent Engineer - Distributed Systems

Workday, Inc.

Pleasanton, California, USA

Full-time

Your work days are brighter here. At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a h

Principal Salesforce Engineer

The Silicon Partners Inc.

Columbus, Ohio, USA

Full-time

We are Hiring Principal Salesforce Engineer 6+ Contract to Hire HYBRID Principal Salesforce Engineer Contract: 6+ Months + HIRE Location: 80 90 % REMOTE with limited 10% once in a month or twice OH / IN Rate: $Rate + Expenses Start Date: July, 2025 Technical Leadership: Provide technical expertise and guidance in the design and development of solutions for Salesforce platformsSolution Development: Design, develop, and implement software solutions that enhance the functionality and performance of

PRINCIPAL AI ENGINEER, IS&T Applications

Boston University

Boston, Massachusetts, USA

Full-time

Job Description Are you ready to challenge the status quo and help shape the future of higher education and beyond? At Boston University, we are assembling a world-class AI Engineering team to transform operations, drive innovation, and deliver innovative AI applications and agents. You will join as the Principal AI Engineer where you will work on cutting-edge technologies Agentic AI frameworks, LLMs, RAG, MCP, scalable AI architectures and develop solutions at the forefront of modern artificia

Principal Systems Engineer - Diagnostic Engineering Group

Oracle Corporation

Santa Clara, California, USA

Full-time

Job Description We would like to hire a Principal Engineer, IC4, to lead development and deployment activities for our OS based diagnostic-test tools in Diagnostics Engineering Group. We need an engineer with in-depth understanding of system architecture, operating systems and IO sub-systems. Excellent communication, leadership and influencing skills are a must. Previous experience developing hardware focused tests and tools at OS level is highly desirable. The Diagnostics Engineering Group is

Sr. Principal Engineer - QA

Eli Lilly and Company

Indianapolis, Indiana, USA

Full-time

At Lilly, we unite caring with discovery to make life better for people around the world. We are a global healthcare leader headquartered in Indianapolis, Indiana. Our employees around the world work to discover and bring life-changing medicines to those who need them, improve the understanding and management of disease, and give back to our communities through philanthropy and volunteerism. We give our best effort to our work, and we put people first. We're looking for people who are determined

Software Engineer Technical Leader, Principal Machine Learning Engineer Customer Data Platform (Bay Area)

Splunk Inc.

California, USA

Full-time

Description Are you passionate about working on products that provide customer value? Do you enjoy building services that run ML pipelines with large data sets, and want to create innovative content for Splunk's cybersecurity products? Do you value working in an environment where you're empowered to build a modern ML pipeline solution that helps deliver efficient solutions for Splunk's Observability and Security products? If so, a role on the Splunk Customer Data Platform team could be an ide

Principal Engineer - Distribution Planning

Iberdrola

Binghamton, New York, USA

Full-time

Job Title: Principal Engineer - Distribution Planning Location: Rochester, NY Work Type: Office Salary: The base salary range for this position is dependent upon experience and location, ranging from $128,000 to $143,000 We do offer Sign on Bonus + Relocation + Awesome Benefits Job Summary: The Principal Engineer is able to work independently. Participates and represents AVANGRID on Industry associations. Applies established distribution planning criteria and uses sound utility engineering