Postdoctoral researcher PD.A1 (3 years, 100%, TVL E13, location UOL) will work on meta-analyses at the interface of ecology and evolutionary biology on the topics of ecological and genomic stoichiometry and functional diversity as well as causes and consequences of genome sizes. Requirements are a completed scientific university degree (Master or Diplom) and an above-average doctorate in ecology or evolutionary biology as well as proven publications in scientific journals. Knowledge of basic ecology, statistics, phylogenetics and handling of large data sets, as well as synthesis in ecology are expected. The collaboration will be mainly with Prof. Helmut Hillebrand (ICBM) and Prof. Dr Dirk Albach (IBU).

Postdoctoral researcher PD.A2 (3 years, 100%, TVL E13, location UGOE) will work on meta-analyses on biodiversity of isolated habitats, beta diversity and the relationship between habitat connectivity, spatial diversity patterns and ecosystem functions. Requirements are a completed scientific university degree (Master or Diplom) and an above-average doctorate in ecology or biology as well as proven publications in scientific journals. We expect knowledge of basic ecology, advanced statistics, handling of large data sets and synthesis in ecology. The collaboration will be mainly with Prof Dr Holger Kreft (UGOE) and Prof Dr Ulrich Brose (UGOE).

Postdoc PD.B1 (3 years, 100%, TVL E13, location UGOE) will work in the field of theoretical ecology on the development of models on trophic and non-trophic interactions and on stochastic effects on feeding relationships and scale them in networks of different biodiversity. Requirements are a completed scientific university degree (Master or Diplom) and an above-average doctorate in theoretical ecology or physics as well as proven publications in scientific journals. Experience in mathematical modelling and theoretical ecology is required. The collaboration will be mainly with Dr Björn Rall (UGOE) and Prof. Dr Ulrike Feudel (ICBM, UOL).

Postdoctoral researcher PD.B2 (3 years, 100%, TVL E13, UOL) will develop models in the field of theoretical ecology to analyse the functional consequences of spatial biodiversity patterns and adapt these models to planned field experiments in the joint project. Requirements are a completed scientific university degree (Master or Diplom) and an above-average PhD in theoretical ecology or physics as well as proven publications in scientific journals. We expect experience in mathematical modelling and theoretical ecology. The collaboration will be mainly with Prof. Dr. Bernd Blasius (ICBM).

Postdoctoral researcher PD.C1 (3 years, 100%, TVL E13, location UOL) will analyse aboveground plant production and composition in the joint field experiment and coordinate all aboveground measurements on the experimental islands. Requirements are a completed scientific university degree (Master or Diplom) and an above-average doctorate in ecology or botany as well as proven publications in scientific journals. Experience in experimental ecology and field biology as well as taxonomic knowledge of plants are required. The collaboration will mainly take place with Prof. Dr. Michael Kleyer and Dr. Vanessa Minden (IBU).

Postdoctoral researcher PD.C2 (3 years, 100%, TVL E13, location UGOE) will analyse soil invertebrates in the joint field experiment and coordinate all subsurface measurements on the experimental islands. Requirements are a completed scientific university degree (Master or Diplom) and an above-average doctorate in ecology or zoology as well as proven publications in scientific journals. Experience in experimental ecology and field biology as well as taxonomic knowledge of invertebrates is expected. Collaboration will be primarily with Prof. Dr Stefan Scheu (UGOE).

Ingenieur/in (FH) IN.C1 (3 years, 100%, TVL E10, UOL, Wilhelmshaven site) will drive forward the establishment of experimental islands in the East Frisian Wadden Sea and equip them with (semi-)autonomous measuring systems for recording abiotic variables, maintain them and collect data. The position is located in the working group of Prof Dr Oliver Zielinski (ICBM, Wilhelmshaven site). An above-average degree in environmental engineering (FH) or a comparable qualification and sound experience in marine measurement technology and in the use of marine sensor systems, in particular online flow-through systems, bio-optical measurement systems and methods for the operational determination of physical-biogeochemical parameters in coastal waters are required.

Doctoral candidate D.C1 (3 years, 65% TVL E13, UOL, Wilhelmshaven site) will investigate the biodiversity and function of phytoplankton and protists in laboratory and field experiments. Supervision will be provided by Dr Stefanie Moorthi and Prof Dr Meinhard Simon (ICBM). An above-average university degree (Master or Diplom) in ecology or biology (or equivalent) and experience in experimental ecology are required.

Doctoral candidate D.C2 (3 years, 65% TVL E13, UGOE) will investigate the biodiversity and function of bacteria in laboratory and field experiments. Supervision will be provided by Dr Alex Jousset and Prof Dr Rolf Daniel (UGOE). An above-average university degree (Master or Diplom) in microbiology (or equivalent) as well as experience in experiments and molecular analyses are required.

Doctoral candidate D.C3 (3 years, 65% TVL E13, location UGOE or UOL) will investigate the effect of genetic diversity on colonisation processes in plants and animals in the context of studies carried out on experimental islands and other experiments. Supervision will be provided by Prof Dr Gabriele Gerlach (IBU), Prof Peter Schupp (ICBM) and Prof Dr Reiner Finkeldey (UGOE). An above-average university degree (Master or Diplom) in molecular biology (or equivalent) and experience in molecular analyses are required.

Doctoral candidate D.C4 (3 years, 65% TVL E13, location UGOE or UOL) will work on the population genetics of Queller (genus Salicornia) and its interaction with mycorrhiza in the context of experiments. Supervision will be provided by Prof Dr Dirk Albach (IBU) and Dr R. Pena (UGOE). An above-average university degree (Master or Diplom) in molecular biology (or equivalent) and experience in molecular analyses are required.

Doctoral candidate D.C5 (3 years, 65% TVL E13, location UGOE) will investigate chemical analysis of the elemental composition of soil and the carbon balance in the context of the development of experimental islands. Supervision will be provided by Prof Dr Yakov Kuzyakov (UGOE). An above-average academic degree (Master or Diplom) in soil biology or chemistry (or equivalent) and experience in biochemical analyses are required.

Doctoral candidate D.C6 (3 years, 65% TVL E13, location UGOE and UOL) will investigate belowground biomass production, elemental composition of plant material and water use during the development of plant communities on experimental islands. Supervision will be provided by Prof Dr Christian Leuschner and Prof Alexander Knohl (UGOE) and Prof Dr Gerhard Zotz (IBU, UOL). An above-average university degree (Master or Diplom) in biology with a focus on botany or soil science as well as experience in chemical analyses is required.

Doctoral candidate D.C7 (3 years, 65% TVL E13, UGOE) will investigate the colonisation of experimental islands by insects and birds, the composition of the above-ground arthropod fauna and herbivory during the development of plant communities. Supervision will be provided by Prof Dr Teja Tscharntke and Dr Christoph Scherber (UGOE). An above-average university degree (Master or Diplom) in ecology or zoology, taxonomic knowledge of insects and experience in statistical data analysis (preferably R) are required.

Doctoral candidate D.C8 (3 years, 65% TVL E13, UOL) will investigate the colonisation of experimental islands by marine invertebrates and their species and phylogenetic composition. Supervision will be provided by Prof Dr Peter Schupp (ICBM), Prof Dr Olaf Bininda-Emonds (IBU) and Dr Ingrid Kröncke (Senckenberg am Meer). An above-average university degree (Master's or Diplom) in ecology or zoology and taxonomic knowledge of invertebrates are required.

Technical employee TA.C1 (3 years, 90%, TVL E9, location UOL) will maintain the experimental islands off Spiekeroog (control and measurement trips, regular sampling, repairs if necessary). In addition, the person will carry out soil chemical laboratory analyses as well as analyses of plant constituents and morphological characteristics of plants. The candidate must have successfully completed training as an agricultural or biological technical assistant (LTA or BTA) or as a biology laboratory assistant with equivalent skills and experience. He/she will work in the laboratory of Prof Dr Michael Kleyer (IBU).