Data as of 2026-06-04
vs 
Helion Energy vs Plume
Hiring comparison for two climate-tech companies. Helion Energy shows the larger live hiring footprint with 128 active roles, compared with 21 at Plume. Helion Energy spans 1 tracked job locations while Plume spans 7. Both currently list 0 remote-friendly roles.
Helion Energy roles
Plume roles
Combined locations
Combined remote
Last refreshed
Side-by-side data
| Metric | Helion Energy | Plume |
|---|---|---|
| HQ | Everett, US | Paris, FR |
| Website | helionenergy.com | plumefinder.com |
| ATS | ashby | greenhouse |
| Open roles | 128 | 21 |
| Tracked locations | 1 | 7 |
| Remote-friendly roles | 0 | 0 |
| Onsite roles | 0 | 0 |
| Newest posting | Not dated | 2026-05-27 |
| Top role mix | Engineering 62, Other 20, Manufacturing 14 | Engineering 11, Operations 4, Sales 2 |
| Top locations | Everett, WA | Hyderabad, India, United States, Ljubljana, Slovenia, Asia/Pacific (APAC) |
What differs
Helion Energy is headquartered in Everett, US and uses ashby for its current openings. Its tracked hiring mix is led by Engineering 62, Other 20, Manufacturing 14, with recent roles spread across Everett, WA. Plume is headquartered in Paris, FR and uses greenhouse. Its tracked hiring mix is led by Engineering 11, Operations 4, Sales 2, with recent roles spread across Hyderabad, India, United States, Ljubljana, Slovenia, Asia/Pacific (APAC).
This comparison is based on live public ATS data rather than employer claims. The strongest difference today is hiring volume: Helion Energy has 128 active roles and Plume has 21. Remote availability also differs, with 0 remote-friendly roles at Helion Energy and 0 at Plume. Use the company pages below to inspect every posting before applying through the original employer ATS.
Latest Helion Energy roles
- Build Reliability Manager Everett, WA
- R&D Manager of Test & Development Everett, WA
- Senior Multiphysics Simulation Engineer Everett, WA
- Mechanical Engineering Manager, Modules Everett, WA
- EHS Specialist (Swing Shift) Everett, WA
- Senior Technologist - Materials Everett, WA
Latest Plume roles
- Sr. Software Engineer - Cloud Hyderabad, India · posted 2026-05-27
- Senior Software Engineer Ljubljana, Slovenia · posted 2026-05-25
- Senior Technical Account Manager Canada · posted 2026-05-22
- Staff Product Manager United States · posted 2026-05-19
- Senior Security Researcher - Hungary Europe · posted 2026-05-18
- Staff Security Engineer Hyderabad, India · posted 2026-05-07
Other comparisons
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- Helion Energy vs Pivot Bio · 150 combined open roles
- Helion Energy vs Pyka · 150 combined open roles
- Heart Aerospace vs Helion Energy · 155 combined open roles
- Astranis vs Plume · 158 combined open roles
FAQ
- Who is hiring more — Helion Energy or Plume?
- Helion Energy has more open roles (128) than Plume (21) as of 2026-06-04.
- Where do Helion Energy and Plume overlap geographically?
- Helion Energy HQ: Everett, US; Plume HQ: Paris, FR. Helion Energy hires across Everett, WA. Plume hires across Hyderabad, India, United States, Ljubljana, Slovenia, Asia/Pacific (APAC).
- Which is more remote-friendly?
- Helion Energy lists 0 remote-friendly roles (0% of openings); Plume lists 0 (0%). Counts are from each employer's ATS workplace_type field.
- Which roles are most active at Helion Energy and Plume?
- Helion Energy: Engineering 62, Other 20, Manufacturing 14. Plume: Engineering 11, Operations 4, Sales 2.
- 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.