Blockchain Engineers
Also called Blockchain Consultant, or DLT Software Engineer (Distributed Ledger Technology Software Engineer)
Updated · Source: O*NET 31.0
What Blockchain Engineers do
You build and guard the shared digital record books behind things like cryptocurrency, payments, and online voting, so no one can quietly rewrite them.
A blockchain is a record of transactions that is stored on many computers at once instead of one company's server. Because copies are spread out and locked together, past entries are very hard to change. Blockchain engineers build, test, and look after these systems and the apps that run on them, such as currency exchanges, payment processing, document sharing, and digital voting.
Much of the job is security work. You hunt for weak spots like untested code, or keys (the secret codes that unlock protected data) that are not stored safely. You design the math-based methods that keep private information private, and write code that catches a major failure before it does serious damage. You also run tests on networks whose computers sit in many different locations, and automate sending software updates out to all of them.
A day in the life
You work indoors at a desk, mostly sitting, with email coming in all day. Morning might start with a call with security experts, system designers, or a product manager to pin down what a customer actually needs and whether the plan holds up. Then you go quiet and code, or set up a test that pushes a large network of connected computers hard to see how it behaves under stress. You read a lot: other people's code, security reviews, documentation on tools that did not exist last year. Something fails in a way nobody expected, and you spend the afternoon tracing why. Before you log off, you queue up a software update to roll out automatically across every machine in the network.
This could fit you if you…
- ✓Enjoy picking apart how a system could fail before someone else finds out
- ✓Like careful, orderly work where small mistakes matter
- ✓Are comfortable teaching yourself new tools and reading dense technical writing
- ✓Can explain a technical tradeoff to people who are not engineers
- ✓Find math and puzzle-solving genuinely interesting
You might not like it if you…
- –Want to be on your feet or outdoors instead of at a desk
- –Dislike long stretches of reading, testing, and hunting down the cause of a single bug
- –Prefer settled, stable tools over a field that keeps shifting
- –Would rather work alone than spend part of your week in planning talks with other specialists
How people get in
- 1Get comfortable with programming and math in high school or on your own, and build small projects you can show.
- 2Earn a bachelor's degree; the most common paths are computer science and other computer and information science degrees, and some people come from related programs in information technology.
- 3Learn security basics alongside coding, since spotting threats and protecting secret access codes and private data is central to this work.
- 4Build and test something real on a blockchain network, even a practice one, so you can talk about how transactions and updates actually behave.
- 5Look for an entry point through internships or nearby roles like software developer, information security engineer, or database work, then move toward blockchain projects.
- 6Keep learning after you are hired; this field expects you to pick up new tools on the job.
Who tends to enjoy it
Organizing
People who like keeping things accurate, orderly, and running on schedule.
Curious
People who like figuring things out, research, science, and solving problems.
Hands-on
People who like building, fixing, working with tools, machines, plants, or animals.
Official task list
Blockchain Engineers maintain and support distributed and decentralized blockchain-based networks or block-chain applications such as cryptocurrency exchange, payment processing, document sharing, and digital voting. Design and deploy secure block-chain design patterns and solutions over geographically distributed networks using advanced technologies. May assist with infrastructure setup and testing for application transparency and security. (O*NET)
- Discuss and plan systems with solution architects, system engineers, or cybersecurity experts to meet customer requirements.
- Implement catastrophic failure handlers to identify security breaches and prevent serious damage.
- Test the security and performance of blockchain infrastructures.
- Assess blockchain threats, such as untested code and unprotected keys.
- Design and deploy blockchain design patterns to make transactions secure, transparent, and immutable.
- Design and verify cryptographic protocols to protect private information.
- Evaluate blockchain processes or risks based on security assessments or control matrix reviews.
- Run infrastructure tests to examine the behavior of large peer-to-peer networks.
A typical day involves
Skills that matter most
- Reading Comprehension
- Active Listening
- Critical Thinking
- Complex Problem Solving
- Active Learning
- Judgment and Decision Making
What you'll need to know
- Computers and Electronics
- Engineering and Technology
- Mathematics
- English Language
- Design
How much Blockchain Engineers make
The median pay for Blockchain Engineers in the U.S. is $116,580 a year ($56.05 an hour). Most earn between $55,940 and $188,470. (Bureau of Labor Statistics, May 2025)
Pay depends a lot on where you live: the median is highest in District of Columbia ($156,590) and lowest in Puerto Rico ($60,470).
Pay by state and territory
| State | Median pay | Jobs |
|---|---|---|
| Alabama | $106,330 | 2,630 |
| Alaska | $105,960 | 710 |
| Arizona | $105,240 | 5,510 |
| Arkansas | $86,940 | 1,120 |
| California | $134,440 | 80,150 |
| Colorado | $139,580 | 11,800 |
| Connecticut | $127,720 | 3,100 |
| Delaware | $137,470 | 860 |
| District of Columbia | $156,590 | 17,200 |
| Florida | $105,370 | 13,710 |
| Georgia | $104,610 | 20,630 |
| Guam | $76,770 | 280 |
| Hawaii | $120,100 | 2,080 |
| Idaho | $98,700 | 1,040 |
| Illinois | $99,360 | 11,160 |
| Indiana | $93,540 | 3,340 |
| Iowa | $107,340 | 3,850 |
| Kansas | $103,380 | 1,340 |
| Kentucky | $89,420 | 1,850 |
| Louisiana | $77,000 | 5,020 |
| Maine | $107,990 | 900 |
| Maryland | $144,680 | 19,060 |
| Massachusetts | $109,590 | 6,170 |
| Michigan | $105,680 | 7,440 |
| Minnesota | $91,750 | 4,180 |
| Mississippi | $86,940 | 1,450 |
| Missouri | $101,040 | 14,340 |
| Montana | $81,970 | 540 |
| Nebraska | $92,480 | 2,280 |
| Nevada | $100,220 | 2,610 |
| New Hampshire | $91,720 | 970 |
| New Jersey | $108,310 | 12,010 |
| New Mexico | $127,090 | 1,650 |
| New York | $116,990 | 11,460 |
| North Carolina | $104,850 | 15,090 |
| North Dakota | $78,330 | 730 |
| Ohio | $109,780 | 6,150 |
| Oklahoma | $102,520 | 3,320 |
| Oregon | $97,350 | 2,450 |
| Pennsylvania | $107,230 | 14,580 |
| Puerto Rico | $60,470 | 880 |
| Rhode Island | $102,210 | 830 |
| South Carolina | $112,260 | 4,300 |
| South Dakota | $105,370 | 240 |
| Tennessee | $76,470 | 10,930 |
| Texas | $111,530 | 57,020 |
| U.S. Virgin Islands | $96,180 | 40 |
| Utah | $97,470 | 6,680 |
| Vermont | $111,530 | 1,320 |
| Virginia | $139,030 | 17,000 |
| Washington | $128,940 | 14,360 |
| West Virginia | $107,140 | 3,380 |
| Wisconsin | $88,130 | 4,680 |
| Wyoming | $94,520 | 170 |
Where to study for this
College programs that commonly lead to this career, and how many US colleges offer each.
- Computer Science 1,091 colleges
- Computer and Information Sciences 1,032 colleges
- Information Science / Studies 467 colleges
- Medical Informatics 182 colleges
- Information Technology Project Management 92 colleges
- Computational Science 104 colleges
- Cyber / Computer Forensics and Counterterrorism 148 colleges
- Human Computer Interaction 59 colleges
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Source: O*NET 31.0 Database (USDOL/ETA), occupation 15-1299.07, used under CC BY 4.0 and modified by Whittle. Pay: BLS Occupational Employment and Wage Statistics (May 2025), SOC 15-1299. Outlook and entry education: BLS Employment Projections 2025–35. Program links: NCES CIP 2020 to SOC 2018 crosswalk. How we build these pages.