Remote Statistical Physicist - Population Dynamics

Crossing Hurdles; La Réunion; Remote; EUR 98,000 - 196,000; Full time

Job summary

Crossing Hurdles is seeking a Physics Expert for contract work focusing on stochastic population dynamics and biophysical modeling. Remote role with flexible hours (10-40 hrs/week).

You will analyze two-state Markov processes, apply Euler-Lotka methods, and develop perturbative analytical approaches to understand growth-rate fluctuations in biological systems. Ideal candidates will have a PhD in Physics or Biophysics and proven experience in renewal theory and first-passage-time analysis, with a

Qualifications

• Advanced expertise in statistical physics, biophysics, or related quantitative biological modeling of stochastic processes.
• Proven experience with two-state Markov models and gamma-distributed waiting times in biological or physical systems.
• Strong command of the Euler-Lotka equation, perturbative expansions, and renewal theory in population or growth dynamics.
• Demonstrated ability to conduct first-passage-time analysis and interpret implications for growth-rate fluctuations.

Responsibilities

• Analyze and model stochastic two-state Markov processes with gamma-distributed waiting times in bacterial population dynamics.
• Apply the Euler-Lotka equation to assess and benchmark asymptotic population growth rates under varying noise regimes.
• Develop or review analytical approaches using perturbative expansions in small division-noise variance and validate predictions.
• Integrate renewal theory and first-passage-time analysis to derive insights on population growth and cell-size regulation noise.
• Document detailed methodological steps, assumptions, and findings for AI training and reproducibility purposes.

Skills

Statistical physics

Biophysics modeling

Stochastic processes

Two-state Markov models

Gamma-distributed waiting times

Euler-Lotka equation

Perturbation theory

Renewal theory

First-passage-time analysis

Education

PhD in Physics / Biophysics

Job description

Crossing Hurdles is seeking a Physics Expert for contract work focusing on stochastic population dynamics and biophysical modeling. Remote role with flexible hours (10-40 hrs/week).

You will analyze two-state Markov processes, apply Euler-Lotka methods, and develop perturbative analytical approaches to understand growth-rate fluctuations in biological systems. Ideal candidates will have a PhD in Physics or Biophysics and proven experience in renewal theory and first-passage-time analysis, with a