<div class="content-intro"><p><strong>About Us</strong><strong>…</strong></p> <p>Obsidian Therapeutics is pioneering engineered cell and gene therapies to deliver transformative outcomes for patients. Obsidian’s programs apply our <span data-olk-copy-source="MessageBody">cytoDRiVE®</span> technology in Cell and Gene therapy products to control expression of proteins for enhanced therapeutic efficacy and safety. Obsidian’s lead program is currently in clinical development for the treatment of patients with metastatic melanoma and <span data-olk-copy-source="MessageBody">non-small cell lung cancer.</span></p> <p>We’re proud of our diverse talented team and committed to cultivating an environment of inclusion where each person feels a strong sense of belonging and is supported to continuously learn and contribute their best work. Our Research team is based in the heart of Cambridge, MA, and Technical Operations team is based in our purpose built facility in Bedford, MA. Obsidianites enjoy a highly collaborative culture, competitive salary and benefits, and potential for ownership through stock options.</p></div><p><span data-contrast="none"><strong>Our Opportunity......</strong></span></p> <p><span data-contrast="none">We are looking for a highly motivated Research Associate (Contractor), with a strong background in viral vector manufacturing and titering. As a part of our Cell Therapy Research Team, </span><span data-contrast="auto">you’ll support viral vector engineering </span><span data-contrast="none">with responsibility for the generation of retroviral and lentiviral vector production, related titration, and transduction of T cells.</span><span data-ccp-props="{}"> </span></p> <p><span data-contrast="none">As a member of our </span><span data-contrast="none">Cell Therapy Research Team</span><span data-contrast="none">, </span><span data-contrast="none">you will be a vital part of a highly collaborative group working to unlock the promise of precision cell therapy for patients. This is a opportunity to be a valuable contributor in a well-funded clinical company with field-leading advisors, best-in-class partners, and an experienced team currently advancing our lead program is amsoki-cel (OBX-115), a novel engineered tumor-infiltrating lymphocyte (TIL) cell therapy that uses our proprietary cytoDRiVE® platform. </span><span data-contrast="auto"> </span><span data-ccp-props="{}"> </span></p> <p><span data-contrast="none"><span data-ccp-charstyle="normaltextrun" data-ccp-charstyle-defn="{"ObjectId":"ac0262f4-8a9e-5820-b908-2d943c5f7113|1","ClassId":1073872969,"Properties":[201342446,"1",201342447,"5",201342448,"1",201342449,"1",469777841,"Calibri",469777842,"Arial",469777843,"Calibri",469777844,"Calibri",201341986,"1",469769226,"Calibri,Arial",268442635,"22",469775450,"normaltextrun",201340122,"1",134233614,"true",469778129,"normaltextrun",335572020,"1",469778324,"Default Paragraph Font"]}">A</span></span><span data-contrast="none"><span data-ccp-charstyle="normaltextrun">s a</span></span><span data-contrast="none"><span data-ccp-charstyle="normaltextrun"> lab-based role; w</span></span><span data-contrast="none"><span data-ccp-charstyle="normaltextrun">ork is on-site starting in </span></span><span data-contrast="none"><span data-ccp-charstyle="normaltextrun">our Cambridge, MA location until Q2, 2027 when the role will </span><span data-ccp-charstyle="normaltextrun">relocate</span><span data-ccp-charstyle="normaltextrun"> to Bedford, MA where our office and lab space is expanding to become our single MA location</span></span><span data-ccp-props="{"201341983":0,"335559740":300}"> </span></p> <p><strong><span data-ccp-props="{}">You Will....</span></strong></p> <p><span data-ccp-props="{}">Core responsibilities</span></p> <ul> <li><span data-contrast="none">Support designing experiments, meticulously execute bench work, analyze data, and troubleshoot assays.</span><span data-ccp-props="{"335557856":16777215}"> </span></li> <li><span data-contrast="none">Maintain cell banks of packaging cells for</span> <span data-contrast="none">retrovirus production.</span><span data-ccp-props="{}"> </span></li> <li><span data-contrast="none">Help the team in preparing small and large scale of</span> <span data-contrast="none">retrovirus-based vectors.</span><span data-ccp-props="{}"> </span></li> <li><span data-contrast="none">Support the Cell Therapy research team in isolating, banking, and characterizing primary tumor and immune cells. Methods include flow cytometry, immunofluorescence microscopy, cell preparation for gene sequencing and expression analysis, TIL expansion, cell engineering, and functional analysis.</span><span data-ccp-props="{}"> </span></li> <li><span data-contrast="none">Track and replenish critical cell stocks.</span><span data-ccp-props="{}"> </span></li> <li><span data-contrast="none">Present results at internal meetings.</span><span data-ccp-props="{}"> </span></li> </ul> <p> </p> <p><span data-ccp-props="{}"><strong>You Bring...</strong></span></p> <p><span data-ccp-props="{}"><em>Core Qua