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Entry Level Protocol Engineer Jobs in Fullerton, CA

D3

Backend Engineer - New Grad

Los Angeles, CA · On-site

... internet protocols to launching and running major TLDs like .xyz, .inc, .tv, and .link . With a ... As a Backend Engineer (Entry Level), you'll work alongside experienced engineers to design and ...

D3

Backend Engineer - New Grad

Los Angeles, CA

... internet protocols to launching and running major TLDs like .xyz, .inc, .tv, and .link . With a ... As a Backend Engineer (Entry Level), you'll work alongside experienced engineers to design and ...

FieldAI

Embedded Systems Engineer-Federal

Irvine, CA · On-site

Bring up sensors and peripherals using a range of protocols (USB, Ethernet, GMSL, IC, SPI, CAN ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

FieldAI

Embedded Systems Engineer-Federal

Irvine, CA · On-site

Bring up sensors and peripherals using a range of protocols (USB, Ethernet, GMSL, I²C, SPI, CAN ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

FieldAI

Embedded Systems Engineer-Federal

Irvine, CA · On-site

$70K - $300K/yr

Bring up sensors and peripherals using a range of protocols (USB, Ethernet, GMSL, I²C, SPI, CAN ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

Medium

Embedded Systems Engineer-Federal

Irvine, CA · On-site

$70 - $300/hr

Bring up sensors and peripherals using a range of protocols (USB, Ethernet, GMSL, I2C, SPI, CAN ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

New

FieldAI

Mechanical Engineer-Federal

Irvine, CA

$70K - $300K/yr

Monitor: Develop protocols for monitoring the system mechanical health and loads. What You Have ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

FieldAI

Mechanical Engineer-Federal

Irvine, CA · On-site

Monitor: Develop protocols for monitoring the system mechanical health and loads. What You Have ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

FieldAI

Mechanical Engineer, Robotics Hardware

Irvine, CA · On-site

$70K - $300K/yr

Monitor: Develop protocols for monitoring the system mechanical health and loads. What You Have ... We are recruiting across a wide range of experience levels from entry level engineers to senior and ...

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Showing results 21-40

All JobsProtocol Engineer JobsEntry Level Protocol Engineer JobsEntry Level Protocol Engineer Jobs in Fullerton, CA

Entry Level Protocol Engineer information

See Fullerton, CA salary details

$31.3K

$72.4K

$123.1K

How much do entry level protocol engineer jobs pay per year?

As of Aug 20, 2026, the average yearly pay for entry level protocol engineer in Fullerton, CA is $72,365.00, according to ZipRecruiter salary data. Most workers in this role earn between $53,700.00 and $81,900.00 per year, depending on experience, location, and employer.

What is an entry level protocol engineer?

An Entry Level Protocol Engineer is a professional who assists in designing, implementing, and maintaining communication protocols for computer networks and distributed systems. These protocols are sets of rules that enable devices to communicate efficiently and securely. In this role, engineers collaborate with senior team members to troubleshoot issues, write code, perform testing, and ensure interoperability between systems. The position typically requires knowledge of networking concepts, programming languages, and an understanding of protocol standards. Entry level engineers gain practical experience and foundational skills needed for more advanced engineering roles.

What are the typical day-to-day responsibilities of an entry level protocol engineer?

As an Entry Level Protocol Engineer, you can expect to spend your days assisting in the design, implementation, and testing of network protocols. You'll likely work closely with senior engineers to troubleshoot issues, write and review code, and participate in team meetings to discuss protocol specifications and improvements. Collaboration with QA teams and developers is common to ensure interoperability and performance. Over time, you'll gain exposure to documentation, debugging tools, and the latest industry standards, helping you build a strong foundation in protocol engineering.

What are the key skills and qualifications needed to thrive as an entry level protocol engineer, and why are they important?

To thrive as an Entry Level Protocol Engineer, you need a strong understanding of computer networking, programming (often in languages like C/C++ or Python), and a relevant degree in computer science or engineering. Familiarity with networking tools, packet analyzers (like Wireshark), and foundational knowledge of protocols such as TCP/IP, HTTP, or newer blockchain protocols is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help set candidates apart. These competencies are essential for designing, testing, and maintaining reliable network or blockchain protocols that support robust and secure digital communication.

What is the difference between Entry Level Protocol Engineer vs Network Technician?

AspectEntry Level Protocol EngineerNetwork Technician
Required CredentialsAssociate degree or relevant certifications (e.g., Cisco CCNA)Associate degree or certifications (e.g., CompTIA Network+)
Work EnvironmentDesigning, testing, and troubleshooting network protocols and systemsInstalling, maintaining, and repairing network hardware and connections
Employer & Industry UsageTelecommunications, IT services, networking companiesCorporate IT departments, internet service providers, telecom firms
Common Search & ComparisonOften compared for entry-level networking roles involving protocolsMore hardware-focused, but overlaps in troubleshooting skills

While both roles require foundational networking knowledge and certifications, Entry Level Protocol Engineers focus on designing and testing network protocols, whereas Network Technicians primarily handle hardware installation and maintenance. Both roles are essential in networking environments and often share similar entry requirements, making them common points of comparison for those starting their IT careers.

What are popular job titles related to Entry Level Protocol Engineer jobs in Fullerton, CA?

For Entry Level Protocol Engineer jobs in Fullerton, CA, the most frequently searched job titles are:

What job categories do people searching Entry Level Protocol Engineer jobs in Fullerton, CA look for?

The top searched job categories for Entry Level Protocol Engineer jobs in Fullerton, CA are:

What cities near Fullerton, CA are hiring for Entry Level Protocol Engineer jobs?

Cities near Fullerton, CA with the most Entry Level Protocol Engineer job openings:

Entry Level Protocol Engineer jobs near you
Infographic showing various Entry Level Protocol Engineer job openings in Fullerton, CA as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $72,365 per year, or $34.8 per hour.

Backend Engineer - New Grad

D3

Los Angeles, CA • On-site

Full-time

Re-posted 15 days ago

Job description

About D3:
D3 is building the world's first purpose-built blockchain for DomainFi-bringing domain tokenization and DeFi primitives to a massive, rapidly growing $350B+ real-world asset class. We're revolutionizing how existing and future domain names are owned, traded, and leveraged in the digital economy.
Our elite team is stacked with industry veterans who have spent the last three decades shaping the internet, from pioneering domain name monetization to architecting key internet protocols to launching and running major TLDs like .xyz, .inc, .tv, and .link. With a proven track record of innovation and success, we're now redefining what's possible in the domain space.
We recently closed a $25M Series A led by Paradigm - one of the best investors in the industry. This will help fuel our mission to bring domains fully on-chain and unlock new financial possibilities for one of the internet's most valuable asset classes.
We're based in Los Angeles, with team members all over the world. We're looking for driven, talented builders to help build a trillion-dollar DomainFi economy. Join us!
Job Overview:
This is a hybrid role in Los Angeles where you'll help build the next generation of backend systems that power our Web2/Web3 domain registrar and marketplaces. As a Backend Engineer (Entry Level), you'll work alongside experienced engineers to design and implement backend services, learn modern web and blockchain technologies, and contribute to real products that bridge traditional and decentralized internet infrastructure.
This role is a great fit for recent graduates or early-career engineers who want to grow quickly in a fast-paced startup environment.
Key Responsibilities:
  • Work with the product and engineering teams to understand requirements and turn them into backend features.
  • Help design, implement, and maintain backend services that power our registrar platform and domain marketplace.
  • Contribute to backend systems that connect with blockchain protocols.
  • Assist in building payment integrations that support both traditional and crypto payments.
  • Write clean, testable code and participate in code reviews.
  • Debug, fix, and improve existing codebases with mentorship from senior engineers.
  • Stay curious and learn about new tools, frameworks, and best practices in web and blockchain development.
Qualifications:
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).
  • 0-2 years of professional experience in backend development (internships, projects, or open-source contributions count).
  • Familiarity with at least one backend programming language (e.g., JavaScript/Node.js, Python, or similar).
  • Basic knowledge of databases such as MySQL or PostgreSQL.
  • Understanding of version control (Git) and collaborative development.
  • Problem-solving mindset, eagerness to learn, and ability to work in a team.
  • Interest in Web3/blockchain technologies is a plus, but not required-you'll learn here!
Nice to haves:
  • Exposure to cloud platforms (AWS, Google Cloud, Digital Ocean).
  • Familiarity with frameworks like NestJS or GraphQL.
  • Previous projects or coursework involving blockchain, distributed systems, or domain registries.

Why D3, Why Now?
Ground-Floor Growth, Learning, and Impact: D3 is your chance to dive headfirst into an ultra-early-stage company where every move you make truly matters. You'll have the opportunity to sharpen your skills, expand your expertise, and shape the foundation of something groundbreaking. Almost everything we're building today at D3 is "zero-to-one," meaning you'll be among the first to craft, refine, and launch key initiatives that define our future success.
Strong, Proven Leadership: At D3, you'll work alongside industry visionaries who have been there, done that, and are ready to do it again-only bigger. Our leadership team brings veteran industry experience, sharp insights, and a relentless drive to do big things across every function at D3. You'll gain invaluable mentorship, develop a high-impact mindset, and be challenged to grow in ways you never imagined.
Unique Market Positioning - We're pioneering at the intersection of internet infrastructure, real-world assets, and blockchain communities, creating solutions that redefine what's possible in Web3. If you want to push boundaries, solve complex problems, and be part of a team that's shaping the future of the Internet, D3 is the place to do it.

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