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Core Engineer Jobs (NOW HIRING)

FastTek

Core Engineer

Dearborn, MI · On-site

Core Engineer #1058660 Position Description: Employees in this job function are responsible for designing, developing, testing and maintaining software applications and products to meet customer ...

Char Network

Protocol Core Engineer

Miami, FL · On-site

$99K - $137K/yr

Core Protocol Engineer Position: Senior Engineer • Location: Miami, FL strongly preferred • Project: Char Network About Char Network Char Network is a proof-of-stake application coordination ...

Char Network

Protocol Core Engineer

Miami, FL

$99K - $137K/yr

Core Protocol Engineer Position: Senior Engineer Location: Miami, FL strongly preferred Project: Char Network About Char Network Char Network is a proof-of-stake application coordination protocol ...

Glow Networks

IMS Core Engineer

Memphis, TN

$73K - $98K/yr

Customer Support Engineer / IMS CORE - MEMPHIS, TN _ 100% onsite Duration: 12 Months, Extendable Location: Memphis, TN Candidates Must have and be able to discuss in detail during a technical ...

General Motors

HIL Core Engineer

San Francisco, CA · On-site

$145K - $200K/yr

As a Hardware-in-the-Loop (HIL) Engineer within General Motors' AV Core Infrastructure team, you will design, build, and maintain advanced HIL systems that accelerate validation of embedded ...

General Motors

HIL Core Engineer

San Francisco, CA · On-site

$145K - $200K/yr

As aHardware-in-the-Loop (HIL) Engineerwithin General Motors'AV Core Infrastructure team, you will ... You will collaborate with systems engineers, embedded software developers, integration labs, and ...

General Motors

Senior HIL Core Engineer

Milford, MI

$184K - $230K/yr

As aHardware-in-the-Loop (HIL) Engineerwithin General Motors'AV Core Infrastructure team, you will ... You will collaborate with systems engineers, embedded software developers, integration labs, and ...

General Motors

Senior HIL Core Engineer

Milford, MI · On-site

$184K - $230K/yr

As a Hardware-in-the-Loop (HIL) Engineer within General Motors' AV Core Infrastructure team, you will design, build, and maintain advanced HIL systems that accelerate validation of embedded ...

Rox

Core Engineering

San Francisco, CA · On-site

The Role We are hiring a Core Engineer to help design and operate the foundational infrastructure behind Rox's autonomous agent platform. This role is ideal for engineers who have deep systems ...

KE Staffing

Hybrid: Senior .NET Core Engineer

Atlanta, GA

$117K - $155K/yr

NET Engineer with strong experience in .NET Core, React, and AWS to design, develop, and maintain scalable, high-performance applications. The ideal candidate will have deep expertise in backend ...

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All JobsCore Engineer Jobs

Core Engineer information

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$39K

$101.8K

$137.5K

How much do core engineer jobs pay per year?

As of Jun 17, 2026, the average yearly pay for core engineer in the United States is $101,752.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What are some typical challenges faced by Core Engineers when working on legacy systems?

Core Engineers frequently encounter challenges when maintaining or upgrading legacy systems, such as dealing with outdated codebases, limited documentation, and compatibility issues with newer technologies. These tasks often require strong problem-solving skills and the ability to quickly understand existing architectures. Collaborating closely with other engineering teams and stakeholders is essential to ensure smooth transitions and minimize disruptions to core functionalities. Adapting to these challenges not only sharpens technical expertise but also provides valuable experience for career growth within engineering.

What is L1, L2, L3, and L4 engineer?

In the context of a Core Engineer role, L1, L2, L3, and L4 typically refer to different levels of technical expertise and experience. L1 is usually entry-level, focusing on basic tasks and learning, while L2 and L3 involve increasing responsibility, problem-solving, and system design. L4 often signifies senior or lead engineers who handle complex projects, mentorship, and strategic planning.

What does a core engineer do?

A core engineer designs, develops, and maintains the fundamental components of a system or software platform, often focusing on performance, stability, and scalability. They work with low-level programming, algorithms, and hardware integration, frequently using tools like C, C++, or assembly language, and may collaborate with cross-functional teams to optimize core functionalities.

What job makes $10,000 a month without a degree?

Core engineers, especially in software development or cybersecurity, can earn $10,000 or more per month through experience, specialized skills, and certifications like AWS or Cisco. High-paying roles often require strong technical expertise, problem-solving abilities, and continuous learning, but may not always require a formal degree if skills are demonstrated through portfolios or certifications.

What are core engineers?

Core engineers are professionals who design, develop, and maintain the foundational systems and infrastructure that support software applications or hardware devices. Their work often involves optimizing performance, ensuring scalability, and building robust frameworks that other teams or products rely on. Core engineers may work on operating systems, databases, low-level APIs, or other essential components. Their expertise is crucial for the stability and efficiency of larger systems.

What is the difference between Core Engineer vs Software Engineer?

AspectCore EngineerSoftware Engineer
CredentialsBachelor's in Computer Science or related field; sometimes specialized certificationsBachelor's in Computer Science or related field; certifications vary
Work EnvironmentFocus on low-level system components, hardware integration, and performance optimizationDevelops applications, systems, and software solutions across various domains
Industry UsagePrimarily in hardware, embedded systems, and infrastructure companiesWidely used across tech, finance, healthcare, and other industries

Core Engineers specialize in foundational system components and hardware integration, while Software Engineers develop applications and software solutions. Both roles require strong programming skills and a computer science background, but Core Engineers focus more on system-level work, whereas Software Engineers work on higher-level software development.

What engineer makes $500,000 a year?

Senior software engineers, especially those working in high-demand areas like Silicon Valley or at major tech companies, can earn $500,000 or more annually through base salary, bonuses, and stock options. Achieving this level typically requires extensive experience, specialized skills in areas like machine learning or cloud infrastructure, and often involves leadership roles or equity compensation.

What are the key skills and qualifications needed to thrive as a Core Engineer, and why are they important?

To thrive as a Core Engineer, you need a deep understanding of computer science fundamentals, strong programming skills (typically in C, C++, or Java), and a relevant engineering degree. Familiarity with version control systems (like Git), continuous integration tools, and sometimes certifications in specific technologies or platforms are often required. Problem-solving ability, attention to detail, and effective teamwork are standout soft skills in this role. These competencies ensure the development of robust, scalable, and efficient core systems critical to an organization’s technical infrastructure.
More about Core Engineer jobs
What states have the most Core Engineer jobs? States with the most job openings for Core Engineer jobs include:
What job categories do people searching Core Engineer jobs look for? The top searched job categories for Core Engineer jobs are:
Core Engineer jobs near you
Infographic showing various Core Engineer job openings in the United States as of June 2026, with employment types broken down into 2% As Needed, 92% Full Time, 2% Part Time, and 4% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $101,752 per year, or $48.9 per hour.
Core Engineer

Core Engineer

FastTek

Dearborn, MI • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

Core Engineer #1058660
Position Description:
Employees in this job function are responsible for designing, developing, testing and maintaining software applications and products to meet customer needs. They are involved in the entire software development lifecycle including designing software architecture, writing code, testing for quality and deploying the software to meet customer requirements. Full-stack software engineering roles, who can develop all components of software including user interface and server side also fall within this job function.
Key Responsibilities:
  • Engage with customers to deeply understand their use-cases, pain points, and requirements, showcasing empathy and advocating for user-centric software solutions
  • Solve complex problems by designing, developing, and delivering using various tools, languages, frameworks, methodologies (like agile) and technologies
  • Assess the requirements of the software application or service and determine the most suitable technology stack, integration method, deployment strategy, etc.
  • Create high-level software architecture designs that outline the overall structure, components, and interfaces of the application
  • Collaborate with cross functional teams like product owners, designers, architects etc.
  • Define and implement software test strategy, guidelines, policies and processes in line with organization vision, industry regulations and market best practices.
  • Work on continuously improving performance and optimizing the application and implement new technologies to maximize development efficiency
  • Familiar with programming practices, such as test-driven development, continuous integration, and continuous delivery
  • Support security practices to safeguard user data including encryption and anonymization.
  • Create user-friendly and interactive interfaces
  • Develop and maintain back-end applications like APIs and microservices using server-side languages
  • Evaluate and incorporate emerging technologies and capabilities to deliver their solutions, and are monitoring and participating in solutions for new stack layers, often involving industry collaboration

Skills Required:
  • GCP Cloud Run, GCP, Node.js, Serverless Computing, Testing Methodologies, React, Tekton, Test Unit Testing

Skills Preferred:
  • Serverless Computing, GitHub, Endpoint Security, REST APIs, API

Experience Required:
  • Engineer 3 Exp: Prac. In 2 coding lang. or adv. Prac. in 1 lang. 6+ years in IT; 4+ years in development

Experience Preferred:
  • Experience with web and mobile accessibility standards (WCAG compliance), tools, and testing (e.g. screen-readers, axe, user interviews)
  • Experience with Behavior Driven Development
  • Mechanical and engineering empathy
  • A desire to collaborate closely with UI/UX designers
  • Self Starter and have keen interest of problem solving
  • Have skillset of leading a team and bringing along the junior engineers

Education Required:
  • Bachelor's Degree

Education Preferred:
  • Master's Degree

Additional Info:
At FastTek Global, Our Purpose is Our People and Our Planet. We come to work each day and are reminded we are helping people find their success stories. Also, Doing the right thing is our mantra. We act responsibly, give back to the communities we serve and have a little fun along the way.
We have been doing this with pride, dedication and plain, old-fashioned hard work for 24 years!
FastTek Global is financially strong, privately held company that is 100% consultant and client focused.
We've differentiated ourselves by being fast, flexible, creative and honest. Throw out everything you've heard, seen, or felt about every other IT Consulting company. We do unique things and we do them for Fortune 10, Fortune 500, and technology start-up companies.
Our benefits are second to none and thanks to our flexible benefit options you can choose the benefits you need or want, options include:
  • Medical and Dental (FastTek pays majority of the medical program)
  • Vision
  • Personal Time Off (PTO) Program
  • Long Term Disability (100% paid)
  • Life Insurance (100% paid)
  • 401(k) with immediate vesting and 3% (of salary) dollar-for-dollar match

Plus, we have a lucrative employee referral program and an employee recognition culture.
FastTek Global was named one of the Top Work Places in Michigan by the Detroit Free Press in 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, and 2023!
To view all of our open positions go to: https://www.fasttek.com/fastswitch/findwork
Follow us on Twitter: https://twitter.com/fasttekglobal
Follow us on Instagram: https://www.instagram.com/fasttekglobal
Find us on LinkedIn: https://www.linkedin.com/company/fasttek
You can become a fan of FastTek on Facebook: https://www.facebook.com/fasttekglobal/
AI & Hiring Disclosure
We use AI tools to support parts of our hiring process, such as reviewing applications and identifying potential matches. These tools are designed to promote efficiency, consistency, and fairness, and they are always used under human oversight.
All personal data collected is used solely for recruitment purposes, and you have the right to know, access, or request deletion of your data at any time, subject to legal limits.
If AI will be used in a video interview, you'll be informed in advance and asked for your consent, with the option to opt out.
Our tools are regularly reviewed to detect potential bias and to ensure compliance with all applicable laws and our commitment to inclusive hiring.
To learn more or exercise your rights, please contact us at info@fasttek.com.