Growth Marketing Manager – Social Media

Head of Marketing & Brand Strategy (Male Wellness) – Bioimmunix WellnessAbout BioimmunixBioimmunix Pharma is a premium, science-driven nutraceutical company headquartered in Lisbon, Portugal, with a focus exclusively on modern male health and performance.Our mission is to redefine how men approach wellness — moving away from short-term "quick fixes" toward long-term vitality, hormonal balance, performance, and confidence, supported by clinically researched ingredients and uncompromising quality standards.Our flagship product, SURGEX, represents this philosophy:a luxury men's wellness supplement designed for men who value science, discretion, performance, and trust.Bioimmunix is not a mass-market supplement brand.We are building a high-credibility, premium male health brand for Europe and global markets, with long-term ambitions to become a category leader in men's wellness.Role OverviewWe are looking for a hands-on Growth Marketing Manager who understands how to build and scale brands through social media storytelling and paid advertising.This role is execution-focused. You will work closely with the founders and play a key role in growing BioImmuniX's digital presence, reaching the right audience, and driving measurable growth.This is not a "Head of Marketing" role. We are looking for someone who can do the work, test fast, and optimize continuously.Key Responsibilities:Social Media & Content StrategyPlan and execute social media strategy across Instagram, TikTok, and short-form video platformsCreate content ideas, hooks, storylines, captions, and campaign themesTranslate science-based wellness concepts into engaging, premium social contentCoordinate with creators, freelancers, or internal teams to produce reels and postsBuild a consistent brand voice aligned with men's wellness and performancePaid Advertising & GrowthLaunch, manage, and optimize Meta (Facebook & Instagram) ad campaignsTest audiences, creatives, messaging angles, and formatsMonitor key metrics such as CAC, CTR, ROAS, and conversionsOptimize campaigns based on performance data and insightsAudience & Brand GrowthIdentify and refine BioImmuniX's ideal customer profilesAlign organic content with paid acquisition strategySupport product launches and growth campaignsContinuously experiment and improve reach, engagement, and conversionsWhat We're Looking ForMust-Have3–6 years of experience in digital marketing, growth, or performance marketingStrong understanding of social media content and storytellingHands-on experience running Meta ads (Facebook & Instagram)Ability to combine creativity with data-driven decision makingSelf-starter mindset with the ability to work independentlyNice-to-HaveTikTok ads experienceExperience in wellness, supplements, fitness, or lifestyle brandsUGC or influencer collaboration experienceFamiliarity with EU DTC or e-commerce brandsWhat This Role Is NOTNot a "Head of Marketing" or C-level roleNot an agency-management positionNot a purely strategic or theoretical roleThis is a build, test, learn, and scale role.What We OfferCompetitive salary based on experiencePerformance-based growth opportunitiesDirect collaboration with foundersOpportunity to grow into a senior marketing leadership role as the company scalesFlexible working environment (location to be discussed)Location:Lisbon, Portugal (Hybrid/Remote options available for the right candidate).How to ApplyPlease apply with:Your CVA short note explaining:Brands or accounts you've worked onSocial platforms and ad platforms you have hands-on experience withOne example of a campaign or content strategy you're proud ofTipo de oferta: Período IntegralBenefícios:Seguro de vidaSeguro saúdeIdioma:English, Portuguese (Obrigatório)