Data as of 2026-06-04
vs 
Commonwealth Fusion Systems vs Oklo
Hiring comparison for two climate-tech companies. Commonwealth Fusion Systems shows the larger live hiring footprint with 109 active roles, compared with 70 at Oklo. Commonwealth Fusion Systems spans 6 tracked job locations while Oklo spans 10. Commonwealth Fusion Systems lists 2 remote-friendly roles; Oklo lists 56.
Commonwealth Fusion Systems roles
Oklo roles
Combined locations
Combined remote
Last refreshed
Side-by-side data
| Metric | Commonwealth Fusion Systems | Oklo |
|---|---|---|
| HQ | Devens, US | Santa Clara, US |
| Website | cfs.energy | oklo.com |
| ATS | lever | greenhouse |
| Open roles | 109 | 70 |
| Tracked locations | 6 | 10 |
| Remote-friendly roles | 2 | 56 |
| Onsite roles | 98 | 0 |
| Newest posting | 2026-06-03 | 2026-06-01 |
| Top role mix | Manufacturing 40, Engineering 24, Other 24 | Engineering 34, Other 17, Manufacturing 5 |
| Top locations | Devens, MA, Somerville, MA, Milpitas, CA, Devens, MA & Richmond, VA | Santa Clara, CA or Remote, Idaho Falls, ID, Lockhart, Texas, Santa Clara, CA |
What differs
Commonwealth Fusion Systems is headquartered in Devens, US and uses lever for its current openings. Its tracked hiring mix is led by Manufacturing 40, Engineering 24, Other 24, with recent roles spread across Devens, MA, Somerville, MA, Milpitas, CA, Devens, MA & Richmond, VA. Oklo is headquartered in Santa Clara, US and uses greenhouse. Its tracked hiring mix is led by Engineering 34, Other 17, Manufacturing 5, with recent roles spread across Santa Clara, CA or Remote, Idaho Falls, ID, Lockhart, Texas, Santa Clara, CA.
This comparison is based on live public ATS data rather than employer claims. The strongest difference today is hiring volume: Commonwealth Fusion Systems has 109 active roles and Oklo has 70. Remote availability also differs, with 2 remote-friendly roles at Commonwealth Fusion Systems and 56 at Oklo. Use the company pages below to inspect every posting before applying through the original employer ATS.
Latest Commonwealth Fusion Systems roles
- Lead Assembly Technician - Third Shift Devens, MA · onsite · posted 2026-06-03
- Lead Assembly Technician - Second Shift Devens, MA · onsite · posted 2026-06-03
- Fiber Optic Specialist Somerville, MA · onsite · posted 2026-06-03
- Senior Manager, Manufacturing Engineering Devens, MA · onsite · posted 2026-06-02
- Production Technician Supervisor - First Shift Devens, MA · onsite · posted 2026-06-02
- Buyer Devens, MA · hybrid · posted 2026-06-01
Latest Oklo roles
- Senior Counsel, Corporate Santa Clara, CA or Remote · remote · posted 2026-06-01
- Mechanical Analyst Engineer Santa Clara, CA or Remote · remote · posted 2026-05-29
- Strategy Associate Santa Clara, CA or Remote · remote · posted 2026-05-26
- Human Factors Engineer Santa Clara, CA or Remote · remote · posted 2026-05-26
- Senior Counsel, Intellectual Property Santa Clara, CA or Remote · remote · posted 2026-05-21
- Senior Manager of Capital Cost Management Santa Clara, CA or Remote · remote · posted 2026-05-21
Other comparisons
- Commonwealth Fusion Systems vs PowerX · 175 combined open roles
- Form Energy vs Oklo · 172 combined open roles
- ChargePoint vs Commonwealth Fusion Systems · 170 combined open roles
- Commonwealth Fusion Systems vs Fetch · 167 combined open roles
- Helion Energy vs Oklo · 198 combined open roles
FAQ
- Who is hiring more — Commonwealth Fusion Systems or Oklo?
- Commonwealth Fusion Systems has more open roles (109) than Oklo (70) as of 2026-06-04.
- Where do Commonwealth Fusion Systems and Oklo overlap geographically?
- Commonwealth Fusion Systems HQ: Devens, US; Oklo HQ: Santa Clara, US. Commonwealth Fusion Systems hires across Devens, MA, Somerville, MA, Milpitas, CA, Devens, MA & Richmond, VA. Oklo hires across Santa Clara, CA or Remote, Idaho Falls, ID, Lockhart, Texas, Santa Clara, CA.
- Which is more remote-friendly?
- Commonwealth Fusion Systems lists 2 remote-friendly roles (2% of openings); Oklo lists 56 (80%). Counts are from each employer's ATS workplace_type field.
- Which roles are most active at Commonwealth Fusion Systems and Oklo?
- Commonwealth Fusion Systems: Manufacturing 40, Engineering 24, Other 24. Oklo: Engineering 34, Other 17, Manufacturing 5.
- How fresh is this comparison?
- Refreshed 2026-06-04. Jobs are pulled from each company's public ATS API (Greenhouse / Lever / Ashby / Workable / SmartRecruiters / Recruitee) on a daily cron. Climate Job Radar is not affiliated with either company.
Related
Source: Job listings from each company's public ATS API (Greenhouse / Lever / Ashby / Workable / SmartRecruiters / Recruitee), refreshed daily. Last refreshed 2026-06-04.