Head of SEO
About The Position
12100 Collective is a new growth marketing agency based in NYC, founded by an alumnus of Meta’s growth team and servicing clients with >$100M in annual revenue across industries. We pride ourselves on being world-class at our craft, pairing data-driven strategies with excellent creative to drive measurable growth. This role is responsible for leading performance-focused SEO strategies across multiple client accounts. As our Head of SEO , you’ll be responsible for everything from technical audits and site structure to content strategy and on-page execution. You’ll collaborate closely with our growth, content, design, and dev teams to deliver best-in-class organic strategies that directly impact business results. This is a hands-on, senior-level role with room to grow into a team leadership position. Ideal candidates bring deep SEO expertise, strong analytical skills, comfort working across stakeholders, and the ability to turn complexity into results.
Requirements
- 6–10 years of hands-on SEO experience, ideally in a performance marketing agency or startup/growth environment
- Deep knowledge of technical SEO including site architecture, crawling/indexing, structured data, Core Web Vitals, and sitemaps
- Strong grasp of on-page and off-page SEO, including content strategy, backlinks, and optimization frameworks
- Comfortable with SEO tools such as GA4, GSC, Ahrefs, SEMrush etc.
- Proficiency in Excel/Sheets for data analysis; Looker Studio, Tableau, or dashboarding tools a plus
- Hands-on experience with GEO and AI across incorporating it appropriately into key workflows to ranking in AI modules
- Experience collaborating with engineers, designers, content teams, and senior stakeholders
- Strong written and verbal communication skills; client-facing experience preferred
- Proven track record of driving organic growth and influencing business outcomes
Nice To Haves
- Experience with international SEO, local SEO, or SEO for headless CMS/e-commerce platforms (e.g. Shopify, Webflow, BigCommerce)
- Basic familiarity with HTML/CSS and how frontend frameworks impact SEO
- Background in analytics, BI tools, custom ranking tools, or basic coding (SQL, Python, etc.)
- Broader marketing exposure (SEM, Paid Social, CRO, content marketing)
- Strong creative eye: able to ideate winning copy, visual design, and overall brand positioning
Responsibilities
- Lead SEO efforts across multiple client accounts, including technical, content, and strategic execution
- Conduct technical audits, identify issues, and implement fixes to improve crawlability, indexing, and overall site health
- Own keyword research, topic clustering, and content roadmap development for organic growth
- Build internal linking strategies and manage schema markup, Core Web Vitals, and mobile UX improvements
- Working with external PR agency on backlink strategy and general link-building approach
- Collaborate with cross-functional teams (design, dev, content, paid) to align SEO with overall marketing strategy
- Monitor and report on performance using GA4, GSC, Ahrefs, SEMrush, and other tools
- Educate internal teams and clients on evolving SEO trends, algorithm changes, and best practices
- Work with analytics to attribute SEO performance to revenue impact, build reporting dashboards, and drive continuous improvement
- Knowledge of PR, domain score, and related back-linking strategies (but will not need to handle PR personally)
Benefits
- Health/Vision/Dental insurance
- 3 weeks paid vacation
- Equity / Stock Options
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
Number of Employees
1-10 employees
