{"id":9197,"date":"2026-04-04T06:57:56","date_gmt":"2026-04-04T06:57:56","guid":{"rendered":"https:\/\/thephage.xyz\/jobs\/?post_type=job&#038;p=9197"},"modified":"2026-04-04T06:57:59","modified_gmt":"2026-04-04T06:57:59","slug":"phd-positions-in-hadal-biogeochemistry-microbial-ecology-denmark-2026","status":"publish","type":"job","link":"https:\/\/thephage.xyz\/jobs\/jobs\/phd-positions-in-hadal-biogeochemistry-microbial-ecology-denmark-2026\/","title":{"rendered":"PhD Positions in Hadal Biogeochemistry &amp; Microbial Ecology \u2013 Denmark (2026)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The University of Southern Denmark (SDU) is inviting applications for five fully funded PhD positions at the <a href=\"https:\/\/www.sdu.dk\/en\/forskning\/hadal\" target=\"_blank\" rel=\"noopener\" title=\"Danish Center for Hadal Research (HADAL), Department of Biology\">Danish Center for Hadal Research (HADAL), Department of Biology<\/a>. These positions focus on deep-sea biogeochemistry and microbial ecology, exploring life and elemental cycling in the deepest parts of the global ocean. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The HADAL Center is to: Microbial life in extreme deep-sea environments, biogeochemical cycling of elements, climate-relevant processes, and sustainability. The PhD is funded by: Danish National Research Foundation and Independent Research Fund Denmark.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">PhD Project Opportunities<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">PhD A \u2013 Dark Carbon Fixation in the Deep Ocean<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This project investigates how dark carbon fixation supports life at extreme ocean depths. It involves isotope incubation techniques (\u00b9\u00b3C, \u00b9\u2074C), NanoSIMS, MAR-FISH, and genomic analyses to identify key microbial players and processes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PhD B \u2013 Plastic Pollution in Hadal Trenches<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Focus on the distribution and characteristics of micro- and nano-plastics in deep-sea sediments using advanced imaging and spectroscopic methods such as micro-Raman and OPTIR.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PhD C \u2013 Viral Ecology in Deep-Sea Microbial Systems<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Explore the role of viruses and bacteriophages in microbial ecosystem functioning, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Viral metagenomics and transcriptomics<\/li>\n\n\n\n<li>Auxiliary metabolic genes (AMGs)<\/li>\n\n\n\n<li>Virus\u2013host interactions<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">PhD D \u2013 Effects of Hydrostatic Pressure on Microbial Function<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Study how increasing pressure impacts microbial physiology and cellular processes using high-pressure incubation and advanced microscopy techniques such as BONCAT.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PhD E \u2013 Microbial Membrane Lipids &amp; Carbon Cycling<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Investigate microbial lipid biomarkers as indicators of carbon degradation in deep-sea sediments under varying environmental conditions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong> <\/strong>Research Environment<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The selected candidates must participate in international deep-sea expeditions (several weeks at sea) and work within a multidisciplinary and international research team. They will have access to the most advanced research tools in: Genomics &amp; bioinformatics, Microscopy &amp; imaging and environmental chemistry.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qualifications Required<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Applicants must hold a Master\u2019s degree (or equivalent) in microbiology, biogeochemistry, environmental science, or a related field<\/li>\n\n\n\n<li>Be willing to participate in extended ocean research voyages<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How to Apply<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Applications must be submitted in English and include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Motivation letter (max. 2 pages)<\/li>\n\n\n\n<li>Detailed CV<\/li>\n\n\n\n<li>Academic transcripts (Bachelor\u2019s &amp; Master\u2019s)<\/li>\n\n\n\n<li>Contact details of at least <strong>two referees<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Note: All documents should be uploaded in PDF format.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>For more phage-related PhD opportunities, check<a href=\"https:\/\/thephage.xyz\/jobs\" target=\"_blank\" rel=\"noopener\" title=\" here \"> here <\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This job post was originally curated by <a href=\"https:\/\/thephage.xyz\/jobs\">www.thephage.xyz\/jobs<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The University of Southern Denmark (SDU) is inviting applications for five fully funded PhD positions at the Danish Center for Hadal Research (HADAL), Department of Biology. These positions focus on deep-sea biogeochemistry and microbial ecology, exploring life and elemental cycling in the deepest parts of the global ocean. The HADAL Center is to: Microbial life [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":9198,"template":"","job_type":[436],"job_discipline":[477,485],"job_location":[469],"class_list":["post-9197","job","type-job","status-publish","has-post-thumbnail","hentry","job_type-phd","job_discipline-microbiology","job_discipline-molecular-biology","job_location-denmark"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.0 - aioseo.com -->\n\t<meta name=\"description\" content=\"Apply for 5 fully funded PhD positions in Hadal biogeochemistry and microbial ecology at the University of Southern Denmark, 2026\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"The phage jobs\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/thephage.xyz\/jobs\/jobs\/phd-positions-in-hadal-biogeochemistry-microbial-ecology-denmark-2026\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.9.0\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"The phage jobs - The phage jobs lists most updated phage related opportunities such us PhDs, post-Docs and research positions from all over the world.\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"PhD Positions in Hadal Biogeochemistry &amp; 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