Principal Engineer About MelodyArc MelodyArc delivers consistent outcomes for the work AI can't do alone - orchestrating data, rules, AI, and people in one governed system so the right judgment is ...
Principal Engineer About MelodyArc MelodyArc delivers consistent outcomes for the work AI can't do alone - orchestrating data, rules, AI, and people in one governed system so the right judgment is ...
Principal Engineer
Sacramento, CA · On-site
$126K - $158K/yr
Principal Engineer Department: Geotechnical Employment Type: Full Time Location: Sacramento, CA Compensation: $126,500 - $158,100 / year Description Are you a dynamic leader seeking a career where ...
Principal Engineer
Sacramento, CA · On-site
$126K - $158K/yr
Principal Engineer Department: Geotechnical Employment Type: Full Time Location: Sacramento, CA Compensation: $126,500 - $158,100 / year Description Are you a dynamic leader seeking a career where ...
As a Principal Engineer, you will serve as a key technical advisor and architect for the engineering organization, optimizing software development and platform architecture during a high growth phase.
As a Principal Engineer, you will serve as a key technical advisor and architect for the engineering organization, optimizing software development and platform architecture during a high growth phase.
Principal Engineer
$130K - $174K/yr
The City of Watsonville is seeking a seasoned, solutions-driven Principal Engineer to lead development review and land use engineering. You will guide private applications, from commercial and ...
Principal Engineer
$130K - $174K/yr
The City of Watsonville is seeking a seasoned, solutions-driven Principal Engineer to lead development review and land use engineering. You will guide private applications, from commercial and ...
Principal Engineer
Solomon, KS · On-site
Description The Principal Engineer role offers the opportunity to lead complex transformer design projects from concept through production, working at the intersection of engineering innovation ...
Principal Engineer
Solomon, KS · On-site
Description The Principal Engineer role offers the opportunity to lead complex transformer design projects from concept through production, working at the intersection of engineering innovation ...
Principal Engineer
Cambridge, MA · On-site
Principal Engineer (Backend / Platform)About Us We are a Cambridge, MA-based rapidly scaling Generative AI startup. Our platform enables thousands of AI Agents to "think" and cooperate for hours to ...
Quick apply
Principal Engineer
Cambridge, MA · On-site
Principal Engineer (Backend / Platform)About Us We are a Cambridge, MA-based rapidly scaling Generative AI startup. Our platform enables thousands of AI Agents to "think" and cooperate for hours to ...
We're seeking a Principal Engineer to work at a premier pharmaceutical/biotechnology industry leader industry in Juncos, PR. Salary: $53.00 hr - W2 Shift: 8hrs shift | Administrative - with work ...
We're seeking a Principal Engineer to work at a premier pharmaceutical/biotechnology industry leader industry in Juncos, PR. Salary: $53.00 hr - W2 Shift: 8hrs shift | Administrative - with work ...
$53/hr
We're seeking a Principal Engineer to work at a premier pharmaceutical/biotechnology industry leader industry in Juncos, PR. Salary: $53.00 hr - W2 Shift: 8hrs shift | Administrative - with work ...
Quick apply
$53/hr
We're seeking a Principal Engineer to work at a premier pharmaceutical/biotechnology industry leader industry in Juncos, PR. Salary: $53.00 hr - W2 Shift: 8hrs shift | Administrative - with work ...
Principal Engineer
San Antonio, TX · On-site
If so, being a Principal Engineer at Frost could be the job for you. At Frost, it's about more than a job. It's about having a flourishing career where you can thrive, both in and out of work. At ...
Principal Engineer
San Antonio, TX · On-site
If so, being a Principal Engineer at Frost could be the job for you. At Frost, it's about more than a job. It's about having a flourishing career where you can thrive, both in and out of work. At ...
Principal Engineer
Kalamazoo, MI · On-site
$130K - $160K/yr
Principal Engineer Full-time Kalamazoo, MI, US Exclusive confidential search -- details shared with qualified applicants. Benefits You'll Love * Medical coverage including prescription drug benefits
Quick apply
Principal Engineer
Kalamazoo, MI · On-site
$130K - $160K/yr
Principal Engineer Full-time Kalamazoo, MI, US Exclusive confidential search -- details shared with qualified applicants. Benefits You'll Love * Medical coverage including prescription drug benefits
Principal Engineer
Watsonville, CA · On-site
$130K - $174K/yr
The Principal Engineer is embedded in development services; you will ensure projects meet City standards, stormwater/NPDES-LID requirements, and applicable California laws (Subdivision Map Act, CEQA ...
Principal Engineer
Watsonville, CA · On-site
$130K - $174K/yr
The Principal Engineer is embedded in development services; you will ensure projects meet City standards, stormwater/NPDES-LID requirements, and applicable California laws (Subdivision Map Act, CEQA ...
Principal Engineer
Washington, DC · Hybrid
Principal Engineer Are you inspired by the opportunity to shape the future of AI-driven technology and lead the development of the next generation of high-performance, scalable, reliable, and ...
Principal Engineer
Washington, DC · Hybrid
Principal Engineer Are you inspired by the opportunity to shape the future of AI-driven technology and lead the development of the next generation of high-performance, scalable, reliable, and ...
Sr Engineer / Principal Engineer
Lake Forest, CA · On-site
$138K - $217K/yr
Principal Engineers are expected to provide District-wide technical leadership in capital improvement planning, infrastructure master planning, hydraulic modeling, asset management, engineering ...
Sr Engineer / Principal Engineer
Lake Forest, CA · On-site
$138K - $217K/yr
Principal Engineers are expected to provide District-wide technical leadership in capital improvement planning, infrastructure master planning, hydraulic modeling, asset management, engineering ...
Principal Engineer
Phoenix, AZ · Hybrid
$99K - $149K/yr
Principal Engineer (Regional Freeway Program) Post-date: 6/15/2026 Closes: This position is open until filled. Status: Full-Time, Exempt Salary: $99,867 - $149,800 Location: Maricopa Association of ...
Principal Engineer
Phoenix, AZ · Hybrid
$99K - $149K/yr
Principal Engineer (Regional Freeway Program) Post-date: 6/15/2026 Closes: This position is open until filled. Status: Full-Time, Exempt Salary: $99,867 - $149,800 Location: Maricopa Association of ...
Principal Engineer
King George, VA · On-site
Principal Engineers are oftentimes sought out by BCI to serve as Subject Matter Experts in their field on a part-time or as needed basis. BCI's areas of expertise include Human Systems Integration ...
Principal Engineer
King George, VA · On-site
Principal Engineers are oftentimes sought out by BCI to serve as Subject Matter Experts in their field on a part-time or as needed basis. BCI's areas of expertise include Human Systems Integration ...
Principal Engineer
Tampa, FL · On-site +1
Principal Engineer Position Type: Full-time, Remote Location: Tampa, FL (Preferred) Clearance: (At Minimum) Secret Travel: Approximately 10% Waypoint's client is seeking a Principal Engineer to ...
Principal Engineer
Tampa, FL · On-site +1
Principal Engineer Position Type: Full-time, Remote Location: Tampa, FL (Preferred) Clearance: (At Minimum) Secret Travel: Approximately 10% Waypoint's client is seeking a Principal Engineer to ...
Principal Software Development Engineer
New York, NY · Hybrid
$147K - $198K/yr
As a Principal Engineer, you will be responsible for leading the design, development, and implementation of our brokerage systems. You will work closely with our engineering team and other ...
Principal Software Development Engineer
New York, NY · Hybrid
$147K - $198K/yr
As a Principal Engineer, you will be responsible for leading the design, development, and implementation of our brokerage systems. You will work closely with our engineering team and other ...
Principal Engineer
King George, VA · On-site
Principal Engineers are oftentimes sought out by BCI to serve as Subject Matter Experts in their field on a part-time or as needed basis. BCI's areas of expertise include Human Systems Integration ...
Quick apply
Principal Engineer
King George, VA · On-site
Principal Engineers are oftentimes sought out by BCI to serve as Subject Matter Experts in their field on a part-time or as needed basis. BCI's areas of expertise include Human Systems Integration ...
Principal Engineer
Phoenix, AZ · On-site
$99K - $149K/yr
Principal Engineer (Regional Freeway Program) Post-date: 6/15/2026 Closes: This position is open until filled. Status: Full-Time, Exempt Salary: $99,867 - $149,800 Location: Maricopa Association of ...
Principal Engineer
Phoenix, AZ · On-site
$99K - $149K/yr
Principal Engineer (Regional Freeway Program) Post-date: 6/15/2026 Closes: This position is open until filled. Status: Full-Time, Exempt Salary: $99,867 - $149,800 Location: Maricopa Association of ...
Principal Engineer
Tampa, FL · On-site +1
Principal Engineer Position Type: Full-time, Remote Location: Tampa, FL (Preferred) Clearance: (At Minimum) Secret Travel: Approximately 10% Waypoint's client is seeking a Principal Engineer to ...
Quick apply
Principal Engineer
Tampa, FL · On-site +1
Principal Engineer Position Type: Full-time, Remote Location: Tampa, FL (Preferred) Clearance: (At Minimum) Secret Travel: Approximately 10% Waypoint's client is seeking a Principal Engineer to ...
Principal Engineer information
See salary details
$74K - $86.6K
3% of jobs
$86.6K - $99.2K
9% of jobs
$99.2K - $111.8K
9% of jobs
$118.1K is the 25th percentile. Wages below this are outliers.
$111.8K - $124.4K
10% of jobs
$124.4K - $137K
10% of jobs
The median wage is $146.6K / yr.
$137K - $149.5K
14% of jobs
$149.5K - $162.1K
13% of jobs
$169.8K is the 75th percentile. Wages above this are outliers.
$162.1K - $174.7K
15% of jobs
$174.7K - $187.3K
11% of jobs
$187.3K - $199.9K
5% of jobs
$199.9K - $212.5K
3% of jobs
$74K
$147.2K
$212.5K
How much do principal engineer jobs pay per year?
What Is a Principal Engineer?
A principal engineer oversees the research, development, and design of engineering projects for a company or organization. These engineering experts are leaders in their industries and need an advanced understanding of their discipline to manage projects and guide team members. As a principal engineer, your job duties include creating budgets, negotiating with vendors, and delegating work. You may also train staff members, set project deadlines, and work to improve engineering application processes.
What is the difference between Principal Engineer vs Senior Engineer?
| Aspect | Principal Engineer | Senior Engineer |
|---|---|---|
| Credentials | Typically requires 8+ years of experience, advanced technical skills, and often leadership or mentorship experience | Usually requires 3-7 years of experience with strong technical skills |
| Work Environment | Leads complex projects, influences technical strategy, collaborates across teams | Focuses on executing technical tasks, supporting project development, and mentoring junior staff |
| Employer & Industry Usage | Common in large tech companies, engineering firms, and organizations with advanced technical hierarchies | Widely used across industries for experienced technical contributors |
The main difference between a Principal Engineer and a Senior Engineer lies in their level of responsibility, experience, and influence. Principal Engineers typically lead complex projects and shape technical strategies, while Senior Engineers focus on executing technical tasks and supporting team efforts. Both roles require strong technical skills, but Principal Engineers often have more leadership and strategic responsibilities.
Can you make $500,000 as an electrical engineer?
What engineers make $500,000?
What are Principal Engineers?
What are the key skills and qualifications needed to thrive as a Principal Engineer, and why are they important?
What engineers make $300,000 a year?
How does a Principal Engineer typically collaborate with cross-functional teams to drive project success?
How much is a principal engineer paid?
- Is Principal Engineer equal to Engineering Manager?
- How long does it take to make Principal Engineer?
- What is the next level for a Principal Engineer?
- How to Become a Principal Engineer
- The 10 Top Types Of Principal Engineer Jobs
- What Is a Principal Engineer and How to Become One
- Principal Engineer Job Description Sample Template

Full-time
Posted 10 days ago
Job description
About MelodyArc
MelodyArc delivers consistent outcomes for the work AI can't do alone - orchestrating data, rules, AI, and people in one governed system so the right judgment is applied at the right moment, every time, with a full record of why. Our orchestration core, the Point Engine, lets enterprise operations teams configure agentic AI Operators that execute work end-to-end while leveraging existing business logic and human-in-the-loop workflows. Learn More.
Role
We're hiring a Principal Engineer to own the architecture at the heart of our core platform: high-reliability orchestration, rules-driven execution, and secure enterprise integration. You will:
Drive the architecture and design of large-scale, multi-tiered, distributed software applications, tools, systems, and services. Model hands-on-keyboard technical leadership where you ship, review, and mentor. Partner with product to translate business and functional requirements into technical specifications and robust, scalable, secure, supportable solutions across complex systems. Serve as technical lead across the full development lifecycle - scoping, planning, design, hands-on implementation, testing, documentation, delivery, and maintenance. Provide design reviews for other engineers on architecture, integration, performance, scalability, and security, and shape the engineering culture of a fast-moving, product-focused company.
Basic Qualifications
- 9+ years of non-internship professional software development experience using NodeJS.
- 9+ years designing or architecting (design patterns, reliability, and scaling) new and existing systems.
- Experience designing secure systems and implementing practices aligned with SOC 2 Type II or similar compliance frameworks.
- 9+ years across the full software development lifecycle: coding standards, code reviews, source control, build processes, testing, and operations.
- 9+ years building complex software systems.
- Experience with React, Redux, HTML5, CSS3, JavaScript (ES6+), and TypeScript.
- Experience with customer service operations and/or solutions.