Jobs in the United States

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Data Scientist, Data Platform
Noetik
San Francisco, CA
Scale computational workloads: Use distributed computing and cloud infrastructure to support computationally intensive processing across large datasets.
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Registered Nurse
TRC Total Renal Care Inc
United States
…offer, and will work to quickly leverage these to develop the infrastructure and rapidly grow the new service…
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TT
Technical Lead, Technology Business Management (Technology)
TRC Total Renal Care Inc
United States
- $78,000 to $119,000 USD / year
Enforce the TBM Council taxonomy standards within the data models, ensuring all infrastructure, application, and project costs map cleanly to business-facing services
Added just now
TT
Director, Technology Business Management (Technology)
TRC Total Renal Care Inc
United States
- $129,000 to $205,000 USD / year
Direct accountability for department-wide decision making, budgeting infrastructure, and policy enforcement.
Added just now
SDE III for Manufacturing Systems
Blue Origin Personnel, LLC
United States
…engineers, program managers, and manufacturing teams, backend developer experience, and the ability to work in a fast-paced and evolving…
Added 1 min ago
Field Procurement Representative 2
Black & Veatch Family of Companies
Garner, NC
…ever-evolving world. With over 100 years of innovation in sustainable infrastructure and our expertise in engineering, procurement, consulting and construction, together we are building a…
Added 1 min ago
A
Archaeologist I - Part-Time - As Needed
AECOM
Raleigh, NC
- $22.85 to $25 USD / hour
- Part-time
…helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for…
Added 1 min ago
Business Program Manager
Public Utility District No. 2 of Grant County, Washington
Ephrata, WA
Identify, evaluate, document, and elevate schedule, cost, resource, material, infrastructure readiness, customer commitment, contractual, regulatory, revenue-related, and system resiliency…
Added 1 min ago
Division Sales Manager
John Deere
Dallas, TX
…unprecedented rate. Making sure there is enough food, fiber and infrastructure for our rapidly growing world is what we're all about at John Deere. And it's why we're investing in our…
Added 1 min ago
Division Sales Manager
John Deere
Salt Lake City, UT, UT
…unprecedented rate. Making sure there is enough food, fiber and infrastructure for our rapidly growing world is what we're all about at John Deere. And it's why we're investing in our…
Added 2 mins ago
SO
Information Technology Manager 3
State of Connecticut
Hartford, CT
- $131,219 to $178,920 USD / year
…Core-CT, provides analysis, maintains the comptroller's technical infrastructure, and is responsible for web development for the comptroller's communication…
Added 2 mins ago
JF
Inbound Phone Banker/Customer Service Representative
Jobs for Humanity
Huntersville, NC
- $40,560 to $48,880 USD / year
…services, software development, quality assurance testing, and infrastructure outsourcing. Headquartered in the United States, VXI employs 40,000 people around the world including locations…
Added 2 mins ago
JF
Inbound Phone Banker/Customer Service Representative
Jobs for Humanity
Charlotte, NC
- $40,560 to $48,880 USD / year
…services, software development, quality assurance testing, and infrastructure outsourcing. Headquartered in the United States, VXI employs 40,000 people around the world including locations…
Added 2 mins ago
Scrum Master II - U.S. Citizenship Required
ZenPoint Solutions
Washington, DC
Well versed in project management and a strong familiarity with IT infrastructure, cloud environments, and software development lifecycles.
Added 2 mins ago
Data Center Manager
LEIDOS, INC.
Laurel, MD
Behind every mission is infrastructure that simply cannot fail. Leidos is looking for an experienced Data Center Manager to join our Cyber & Analytics Business Area, Key Management &…
Added 2 mins ago
Junior Software Engineer
LEIDOS, INC.
Tucson, AZ · Alexandria, VA · St. Louis, MO · Gaithersburg, MD · Chantilly, VA · Englewood, CO
Exposure to Infrastructure-as-Code (Terraform, Ansible).
Added 3 mins ago
Senior Full Stack Engineer (Agentic Search) - Platform
Nebius
New York City, NY
Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model…
Added 3 mins ago
Vice President of Information Security and Infrastructure
American College of Education
Remote, United States
The Vice President of Information Security and Infrastructure reports to the Chief Information Officer and leads ACE’s enterprise cybersecurity, technology risk, infrastructure, and…
Added 3 mins ago
Senior Reserves & Planning Analyst
Flywheel Energy
Oklahoma City, OK
Partner with other teams on modeling for capacity constraints, development timing, midstream and infrastructure as needed
Added 4 mins ago
Ironworker Helper I
CEI Services
Rapid City, SD
The MasTec Industrial operating group is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing…
Added 4 mins ago
CWE Prof Development Senior Specialist
Bechtel Corporation
New Albany, OH
…jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner…
Added 4 mins ago
LMS Administrator
Bechtel Corporation
Houston, TX
…jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner…
Added 4 mins ago
Structural Ironworker Instructor
Bechtel Corporation
Houston, TX
…jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner…
Added 4 mins ago
Pipefitter Instructor
Bechtel Corporation
Houston, TX
…jobs, grown economies, improved the resiliency of the world's infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner…
Added 4 mins ago
A
Traveling Surveyor
Actalent
El Paso, TX
- $40 USD / hour
Help Build the Infrastructure Powering the Future

Randstad USA

Performance Engineer - Expert

Remote, United States

$68.87 to $71.87 USD / hour · Contract

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Job details

Pay: $68.87 to $71.87 USD / hour
Job type: Contract
Apply by: Dec 4, 2026
Experience: 5+ years of experience in performance engineering, performance testing, or software engineering.
Posting language: English
Posted: Nov 3, 2026

Original job description

job summary:

We are seeking a Performance Engineer to improve the speed, scalability, reliability, and user experience of our digital platforms. You will combine performance testing, frontend auditing, observability, and hands-on engineering to identify bottlenecks and drive measurable improvements across applications and infrastructure.

You'll partner with application, UX, API, platform, and DevOps teams to build performance into delivery workflows, from local development through production monitoring.

location: Telecommute job type: Contract salary: $68.87 - 71.87 per hour work hours: 8am to 5pm education: Bachelors

responsibilities:

Plan and execute performance testing for web applications, APIs, and critical user journeys using tools such as JMeter and LoadRunner.

Design workload models and test scenarios for baseline, load, stress, endurance, and capacity testing.
Analyze results, traces, logs, and network waterfalls to identify frontend, backend, infrastructure, and dependency bottlenecks.
Conduct frontend performance audits using tools such as Lighthouse, WebPageTest, Chrome DevTools, and real-user monitoring platforms.
Evaluate Core Web Vitals and related metrics, including LCP, INP, CLS, FCP, and TTFB, and recommend actionable improvements.
Build and maintain performance dashboards, service-level indicators, and actionable alerts using observability platforms.
Configure and improve synthetic monitoring and real-user monitoring for key pages and user journeys.
Assess CDN and edge performance, including Akamai configuration, caching policies, cache headers, compression, and content delivery behavior.
Validate cache behavior across public and authenticated experiences, including HIT, MISS, STALE, and bypass scenarios.
Develop scripts, utilities, and automation for repeatable performance tests, audits, reporting, and regression detection.
Integrate performance checks into CI/CD pipelines and help establish performance budgets and release criteria.
Work hands-on with application teams to implement and verify performance improvements, including frontend and API changes where appropriate.
Review architecture and design proposals for scalability, resilience, caching, and performance risks.
Collaborate with developers, UX/UI designers, API teams, and platform/DevOps teams to resolve issues and improve delivery practices.
Conduct code and test reviews, document findings, and mentor engineers on performance engineering practices.
Contribute to Agile planning, estimation, and continuous improvement of performance tooling and processes.

qualifications:

Required Qualifications

Bachelor's degree in Computer Science, Engineering, or equivalent practical experience.
5+ years of experience in performance engineering, performance testing, or software engineering.
Strong experience designing, running, and analyzing load and performance tests with JMeter, LoadRunner, or comparable tools.
Experience with frontend performance testing and browser diagnostics, including Chrome DevTools and network analysis.
Hands-on experience building performance dashboards, monitoring systems, and alerting.
Working knowledge of web application architecture, HTTP, APIs, browsers, and distributed systems.
Experience with CDN and caching concepts, including cache-control headers, cache keys, invalidation, and edge delivery.
Experience automating tests and analysis using scripting or programming languages such as JavaScript/TypeScript, Java, or Python.
Understanding of Core Web Vitals and performance optimization techniques for modern web applications.
Experience investigating performance issues across application, API, database, network, and infrastructure layers.
Strong analytical, debugging, and problem-solving skills.
Experience with cross-browser and device testing.
Clear communication skills and the ability to turn technical findings into prioritized recommendations.

Experience with Akamai configuration, CDN analytics, caching rules, or edge delivery.

Familiarity with observability platforms such as Splunk, Dynatrace, Datadog, New Relic, or Grafana.
Experience with Lighthouse CI, WebPageTest, SpeedCurve, mPulse, or similar frontend performance tools.
Experience with synthetic monitoring and real-user monitoring (RUM).
Familiarity with React, Next.js, server-side rendering, and edge-rendering strategies.
Experience with cloud platforms, containers, and Docker.
Experience integrating performance tests into CI/CD pipelines.
Familiarity with A/B testing and measuring performance impact.
Knowledge of accessibility standards, including WCAG 2.2 AA.
Experience with REST or GraphQL APIs and headless CMS-driven applications.

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact HRsupport@randstadusa.com.

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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