Jobs in the United States

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Added 1 min ago
Senior Network Engineer
Cognizant
Topeka, KS
· Implement automation and Infrastructure as Code using Python, Ansible, Terraform, REST APIs, JSON, YAML, and Git.
Added 10 mins ago
O
Lead Principal Core Infrastructure Engineer
Oracle
Nashville, TN
- $146,300 to $306,400 USD / year
We are looking for a highly skilled and motivated distributed systems engineer who can architect solutions to scale and optimize AI infrastructure components like GPU control plane and GPU…
Added 18 mins ago
DO
Senior Engineer, WR
Department of Water Resources
CA
- $11,437 to $14,315 USD / month
…and materials to ensure public safety and longevity of the infrastructure. Our engineers are at the forefront on design and construction projects, and they make design decisions based on…
Added 18 mins ago
DO
Dams and Canals Engineer
Department of Water Resources
CA
- $6,488 to $12,152 USD / month
The Geotechnical Sciences Section (GSS) is seeking a motivated and technically strong engineer who wants to work on some of California’s most significant geotechnical and water…
Added 30 mins ago
Senior Microsoft Platform Engineer
Systems Engineering Solutions Corporation
Alexandria, VA
· Build automation and infrastructure as code using PowerShell, Azure Automation, Logic Apps, ARM templates, Bicep, or Terraform.
Added 30 mins ago
J
Agentic-First Software Engineer (Miami)
Jiffy
Miami, FL
- $150,000 to $265,000 USD / year
Elite code-review skills: the ability to read, critique, and correct diffs at speed is the core competency of an AI-first engineer.
Added 30 mins ago
J
Agentic-First Software Engineer (Relocate to Miami)
Jiffy
Austin, TX
- $150,000 to $265,000 USD / year
Elite code-review skills: the ability to read, critique, and correct diffs at speed is the core competency of an AI-first engineer.
Added 31 mins ago
Consulting Network Reliability Engineer
HCA Healthcare
Nashville, TN
Ongoing review of technology, infrastructure, and code to enhance and build resiliency into the applications.
Added 40 mins ago
I
Quantum Software Engineer - Compiler & Control Systems
Infleqtion
Remote, United States
- $145,000 to $170,000 USD / year
Experience with compiler infrastructure, scheduling, instruction selection, intermediate representations, program analysis, or code generation.
Added 40 mins ago
I
Quantum Integrations Engineer
Infleqtion
Remote, United States
- $145,000 to $170,000 USD / year
We are seeking a Quantum Integrations Engineer with expertise in distributed and cloud software systems and technical integrations and an enthusiasm for quantum software development.
Added 40 mins ago
I
Quantum Integrations Engineer
Infleqtion
Remote, United States
- $145,000 to $170,000 USD / year
We are seeking a Quantum Integrations Engineer with expertise in distributed and cloud software systems and technical integrations and an enthusiasm for quantum software development.
Added 40 mins ago
I
Software Engineer, Quantum Systems & Digital Engineering
Infleqtion
Remote, United States
- $135,000 to $175,000 USD / year
We are seeking a Software Engineer, Quantum Systems & Digital Engineering to develop advanced software tools for the design, simulation, integration, and manufacturing of complex quantum…
Added 46 mins ago
Senior Software Engineer, AI/ML Infrastructure, Ads Safety
Google
Pittsburgh, PA
3 years of experience with developing large-scale infrastructure, distributed systems or networks, or experience with compute technologies, storage or hardware architecture.
Added 51 mins ago
Lead, Software Engineer - Backend /Integration - TS/SCI
L3Harris Technologies
Patrick Air Force Base, FL
We are seeking a TS/SCI-cleared, highly skilled and motivated Lead Software/Integration Engineer with experience in modern backend development, Java, AWS, Docker, Linux, CI/CD, and…
Added 54 mins ago
Software Engineering Manager, High Performance Networking
Google
Sunnyvale, CA
Like Google's own ambitions, the work of a Software Engineer goes beyond just Search. Software Engineering Managers have not only the technical expertise to take on and provide technical…
Added 54 mins ago
Staff Software Engineer, Technical Lead, Network Connectivity Gateway
Google
Sunnyvale, CA
8 years of experience building and developing large-scale infrastructure, distributed systems or networks.
Added 54 mins ago
Senior Wireless Network Engineer, Robotics, Enterprise Engineering
Google
Mountain View, CA
Ability to develop Python scripts and Infrastructure as Code (IaC) to automate provisioning and scale robotics deployments for operation in noisy partner or venue environments.
Added 54 mins ago
CO
Traffic Review Principal Engineering Technician - Planning & Development
City of Phoenix
AZ
- $72,675.2 to $112,715.2 USD / year
…plans, plats and site plans for traffic concerns including infrastructure, access management and parking in accordance with department policy. Work is performed under the supervision of a…
Added 56 mins ago
Software Engineer, Infrastructure
SpaceXAI
San Francisco, CA · New York, NY
As a Software Engineer on the Infrastructure team at SpaceXSI, you'll own the foundational cloud and networking layer that every service runs on: network foundations, container…
Added 56 mins ago
Software Engineer, Pretraining Data
SpaceXAI
Palo Alto, CA
…You'll work on large-scale crawling, data platform, and pipeline infrastructure, turning raw dumps into the datasets our models train on, and making iteration with researchers fast and…
Added 56 mins ago
Software Engineer, Core Services
SpaceXAI
San Francisco, CA · New York, NY
As a Software Engineer on the Core Services team at SpaceXSI, you'll own the critical shared services that sit between our product surfaces and the infrastructure layer: auth, webhooks, and…
Added 1 hour ago
BH
Facilities Manager
Bassett Healthcare Network
Cooperstown, NY
- $89,576.05 USD / year
…effective and efficient operation of all facilities and the infrastructure therein. Responsible for the overall management coordination to include contract management and support of the…
Added 1 hour ago
Associate Director, Cyber Operations (Countermeasures)
KPMG LLP
Minneapolis, MN
…exploitableweaknesses across applications, cloud services, infrastructure, endpoints, anddata…
Added 1 hour ago
Devops Platform Engineer
Advanced Micro Devices, Inc
San Jose, CA
We are seeking a hands-on Platform Engineer to build and operate the infrastructure foundations that enable engineering teams to deliver reliable, scalable, and secure products. This role…
Added 1 hour ago
Senior API & Integration Engineer
Vast Bank
Remote, United States
Preferred technical and banking knowledge: AWS integration and serverless services; infrastructure as code; containers; legacy SOAP/XML interfaces; and integration with FIS code connect, or…

Microsoft

Principal Software Engineer - Microsoft Advertising

WA, United States
Redmond, WA, United States
Redmond, United States

$142,800 to $304,200 USD / year

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Job details

Pay: $142,800 to $304,200 USD / year
Apply by: May 5, 2027
Posting language: English
Posted: Nov 6, 2026

Original job description

Overview

At the core of Microsoft Ads is a mission-critical, high-throughput real-time bidding (RTB) platform. It processes millions of auction requests per second, executes complex auction logic under strict latency constraints, and directly impacts revenue, win rate, partner satisfaction, and platform reliability. This Principal Software Engineer role owns core architectural and technical evolution of the platform, focusing on modernization, performance, scalability, experimentation infrastructure, and operational excellence. The position requires deep expertise in low-latency distributed systems, solid leadership in large-scale refactoring and platform modernization, and close collaboration across engineering, data science, experimentation, and business stakeholders. The engineer in this role drives initiatives with company-level impact, ensuring our platform can continue to scale, evolve, and support future Microsoft Ads growth. Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond. AI Experiences employees who live within a 50- mile commute of a designated Microsoft Hub in the U.S. are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.

Responsibilities

Own technical direction and execution for core components, a high-scale, latency-sensitive real-time bidding service at the heart of Microsoft Ads.
Lead design and implementation of scalable, high-performance backend systems operating under strict latency and reliability requirements.
Drive platform modernization and long-term sustainability of critical services, improving code quality, maintainability, and operational safety.
Ensure performance, scalability, and stability of the service as traffic, data volume, and business requirements continue to grow.
Define and evolve instrumentation, observability, and experimentation capabilities to support data-driven decision making and safe production changes.
Collaborate closely with cross-functional partners (engineering, data science, experimentation, product, and infrastructure) to align technical solutions with business goals.
Provide technical leadership and mentorship, influencing architecture decisions and engineering best practices across teams.

Qualifications

Required Qualifications:

Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
OR equivalent experience.

Preferred Qualifications:

Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
OR Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
OR equivalent experience.
Experience working on high-throughput, production systems where scalability, latency, and stability are critical.
Experience with performance and system optimization/tuning.
Demonstrated ability to design, evolve, and maintain complex systems over time.
Experience collaborating with cross-functional teams to deliver solutions aligned with business needs.
Solid problem-solving skills and the ability to analyze and address performance or reliability issues in production environments.
Experience with real-time bidding systems, ad tech, or high-frequency decision systems.
Experience working with ML-driven decision systems or integrating models into production pipelines.
Exposure to large-scale data processing or feature pipelines.
Experience with cloud environments and modern deployment practices.

#AIX

Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: https://careers.microsoft.com/us/en/us-corporate-pay

This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.

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