Mirai Bio
Cell & Gene Therapy · Drug Discovery AI
3open roles
1backers · Flagship Pioneering
35team · US Form 5500 (plan participants) · Dec 2025 · -15% in a year
4cities with offices
Overview
Mirai Bio is a privately held biotechnology company founded by Flagship Pioneering that develops delivery technologies for genetic medicines. It combines a large proprietary in vivo biodistribution dataset with machine learning to target nucleic acid payloads to specific cells and tissues beyond the liver, including lipid nanoparticle formulation. The company is headquartered in Cambridge, Massachusetts.
Funding and backers
Team
35
US Form 5500 (plan participants) · Dec 2025 · -15% in a year
Hiring now
3
+1 posted in 30 days
Backers
1
Flagship Pioneering
Momentum
13/100
hiring for its size
Last sign of life
1 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
May 20, 2025
Partnership Mirai Bio and Thermo Fisher Partner to Advance Genetic Medicine Manufacturing · pharmtech.com
May 20, 2025
Partnership Mirai Bio Announces Partnership with Thermo Fisher Scientific to Accelerate Development of Genetic Medicines · PRNewswire
Aug 2000
Website went live first capture in the Wayback Machine
Tractionpublic signals, read monthly
Web presence
top 6%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
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Jobs
$81k – $107k per year · In office · 2+ years exp · Bachelor's Degree · Cambridge
Machine Learning
Apply
$290k – $320k per year · In office · 8+ years exp · PhD · Cambridge
Machine Learning
Apply
$213k – $281k per year · In office · 12+ years exp · PhD · Cambridge
Machine Learning
Life Sciences
GMP
Apply
Salary insights
Compensation ranges based on this company's open jobs
Median
$281k
Typical range
$107k – $320k
Open positions
3
3
Jobs
Senior
66.7%
Architect
33.3%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Senior | 2 | $194k | $107k – $281k |
| Architect | 1 | $320k | $320k |
Highest paying role
Vice President, Translational Biology
$320k
Normalized to USD per year
Visa sponsorship
0
H-1B filings in 12 months
3
Open roles in United States
In the register as Mirai Bio, Inc., Cambridge, MA
Other sponsors in the same field
Schrodinger 18 filings
Generate:Biomedicines 16 filings
insitro 11 filingsTerray Therapeutics 5 filings
See 3 open roles Alert me
US Department of Labor · latest filing Jun 26, 2025 · Visa details by country
Growth
Hiring Momentum
52/100
Stable
Open positions
3
1 opened / 2 closed in 30 days
Median time-to-fill
40 days
faster than 34% of the market
ATS activity
Every ~5 hours
Today
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Science & Research
71% ▲
Leadership
14% ▼
Management
14% ▼
Activity Timeline
Added Cell Culture to stack
Oct 2026
Added GMP to stack
Oct 2026
Added Machine Learning to stack
Sep 2026
Tech stack
Technologies named in job postings at Mirai Bio over the last 12 months, by layer, with the share of postings for each.
Technologies in use
3
Postings analysed
7
Stack modernity
64/100
Practices & domains
Machine Learning
Cell Culture
GMP
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Connections
List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors
Flagship PioneeringVia a fund
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
News
Mirai Bio Presents Data at ASGCT 2026 Demonstrating Optimized LNP Delivery to Adipocytes, Opening a New Extrahepatic Frontier for Nucleic Acid Medicines
Read more
Report
Mirai Bio Presents Data Showing Rapid Advancement of Novel CD8+ T-Cell Targeted LNPs to Functional NHP Proof-of-Concept at ASGCT 2026
Read more
Report
Mirai Bio to Unveil Two Next Generation Programs for Targeted Nucleic Acid Delivery Beyond the Liver at ASGCT 2026
Read more
Report
Mirai Bio Announces Partnership with Thermo Fisher Scientific to Accelerate Development of Genetic Medicines
/PRNewswire/ -- Mirai Bio ("Mirai"), the industry
Read more
Report
Offices
Where the company hires and what each office is for
Cities
4
Hiring now
1
Countries
1
Busiest office
Cambridge
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Headquarters
Builds here
Office with open vacancies
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Cambridge
United States
HQ
Generate Biomedicines
3 open roles 7 posted in 90 days 67% engineering 50-200 est. staff $236k Avg Salary
hires for Science & Research, Leadership
140 First Street, Suite 202, Cambridge, 02141
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United States
Regional office
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