Principal Site Reliability Engineer Jobs

Principal Site Reliability Engineer jobs are open across cloud infrastructure, fintech, healthtech, and enterprise software, from senior SRE to staff and principal levels, with specializations in platform engineering, incident management, and observability. See the openings below and apply to the ones that match your experience.

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Overview

Open roles83
Top stateCalifornia
Top employerNorthrop Grumman
Top citySanta Clara, CA
Work type60% Hybrid
Top industryTechnology

Showing 5 of 83+ Principal Site Reliability Engineer jobs

Principal Platform Engineer – Kubernetes Reliability and Distributed Systems
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New 12h ago
Principal Platform Engineer – Kubernetes Reliability and Distributed Systems
Hewlett Packard Enterprise | HPE
Fort Collins, Colorado
Customer Support
Solutions Engineering & Architecture
Technical Product & Program Management
Technical Program Management
$166k - $314k/yr
10,000+

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Principal Solution Architect, Platform Engineering, SRE
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New 16h ago
Principal Solution Architect, Platform Engineering, SRE
FIS
Jacksonville, Florida
Business Strategy
Product Management
Project & Program Management
Project Management
10,000+

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Lead Principal Reliability Engineer - Electrical (Nashville, TN on-site)
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Added 1d ago
Lead Principal Reliability Engineer - Electrical (Nashville, TN on-site)
Oracle
Nashville, Tennessee
Construction Management
Engineering (Non-Software)
On-Site
Bachelor's degree in electrical engineering
10,000+

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Principal Security Engineer - Reliability
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Added 1d ago
Principal Security Engineer - Reliability
Wells Fargo
Irving, Texas
Business Strategy
Product Management
Project Management
$159k - $305k/yr
Hybrid
ITIL Certification
10,000+

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Principal Site Reliability Engineer
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Added 3d ago
Principal Site Reliability Engineer
Palo Alto Networks
Santa Clara, California
Engineering (Non-Software)
Manufacturing Operations
Quality Assurance & Testing (QA Testing)
Specialized Engineering
10,000+

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Principal Site Reliability Engineer Job Market

Who's Hiring

Northrop Grumman6 open roles
BAE Systems USA5 open roles
Oracle4 open roles

Top Industries Hiring

  • Technology & Software
  • Electronics & Hardware
  • Manufacturing
  • Medical Devices
  • Telecommunications

What Employers Look For

The qualifications that appear most often in principal site reliability engineer jobs.

  • 7 or more years of SRE, infrastructure, or production engineering experience
  • Deep expertise in Kubernetes, Terraform, or comparable container orchestration and infrastructure-as-code tooling
  • Proficiency in at least one systems or scripting language such as Go, Python, or Java
  • Experience defining and operating SLOs, SLIs, and error budgets at a production scale
  • Demonstrated ability to lead cross-functional reliability initiatives and mentor junior engineers
  • Hands-on experience with observability stacks including distributed tracing, metrics, and log aggregation platforms

Tips for Your Principal Site Reliability Engineer Job Search

Quantify your reliability impact on paper

Principal SRE resumes that convert lead with concrete reliability outcomes: error budget burn rates reduced, MTTR improvements, or availability targets maintained across multi-region systems. Hiring managers at this level read past job duties and straight to what you actually changed.

Target companies by reliability maturity

A principal SRE role at a company still building its first on-call rotation is very different from one inheriting a mature SLO framework. Scan job descriptions for phrases like 'define SRE practice' versus 'scale existing platform' so you apply to the right operational stage.

Apply early to roles that fit

Migrate Mate lists principal site reliability engineer openings from across the United States in one place, so you can find roles that match and apply directly to each listing.

Prepare a system design story with failure modes

Principal SRE interviews almost always include a large-scale system design question that probes how you reason about failure. Prepare two or three real examples where you designed for graceful degradation, not just steady-state performance, and can explain the tradeoffs you made.

Negotiate scope alongside compensation

At the principal level, the size of your mandate, which teams you influence, and whether you own headcount decisions vary widely. During offer conversations, ask explicitly what SRE engineering decisions require your sign-off so you understand the actual authority the role carries.

Follow up with a system-specific detail

After a final-round interview, send a follow-up note that references one technical constraint the team mentioned and briefly connects it to how you've solved a similar problem. It signals active listening and separates you from candidates who send generic thank-you messages.

Principal Site Reliability Engineer Jobs: Frequently Asked Questions

Which companies are hiring the most principal site reliability engineers?

The companies hiring the most principal site reliability engineers right now include Northrop Grumman, BAE Systems USA, and Oracle, with the largest share of openings in California, Utah, and Texas, based on current listings on Migrate Mate as of November 2026. Demand is highest at large cloud-native companies and financial institutions running high-availability platforms.

How many principal site reliability engineer jobs are remote?

About 83% of principal site reliability engineer openings are fully remote or hybrid as of November 2026, reflecting strong employer flexibility at senior levels. Roles focused on platform engineering strategy and observability architecture tend to be the most remote-friendly, while positions tied to on-call rotation ownership or hands-on data-center infrastructure often require some on-site presence.

How do you become a principal site reliability engineer?

Most principal SREs move up through senior software or infrastructure engineering roles, then into an SRE function where they own reliability for one or more critical services. Building expertise in SLO design, incident command, and production system architecture is essential. Taking on cross-team reliability projects, mentoring junior engineers, and demonstrating measurable impact on availability and latency are the steps that typically precede a principal promotion.

Can you get hired as a principal site reliability engineer without direct SRE title experience?

Yes, candidates with deep infrastructure engineering, platform, or DevOps backgrounds are regularly hired into principal SRE roles if their experience covers SLO ownership, production incident response, and large-scale system design. Focus your resume on reliability outcomes rather than job titles, and be prepared to explain how your past work maps to the SRE model in behavioral and system design interviews.

What does the principal site reliability engineer interview process look like?

Most principal SRE interview loops include a recruiter screen, a technical phone or video round covering systems design and production debugging, and a full loop with engineering and staff leadership. Expect at least one large-scale distributed systems design session, a behavioral round assessing cross-functional leadership, and often a presentation or case study on how you would improve a team's reliability posture. The full process typically runs across multiple weeks.

Where can I find and apply to principal site reliability engineer jobs?

You can find and apply to principal site reliability engineer jobs on Migrate Mate, which lists current openings from across the United States. Search for roles that match your experience in infrastructure, platform engineering, or cloud reliability, then apply directly to each listing that fits.

See All 83 Principal Site Reliability Engineer Jobs

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