The difference between a medior and senior SEO specialist

The expertise of SEO specialists plays an important role in the success of an online strategy. The difference in experience and skills between medior and senior SEO specialists has major implications for SEO.

In this article, I explain exactly what the levels mean and how they differ from each other. In addition, I discuss the importance of these distinctions for achieving SEO goals and getting higher in Google.(1)

Defining a medior SEO specialist

A medior SEO specialist has a key role in the gap between novice and senior expertise. Medior SEO specialists have mastered the basic techniques of SEO and are beginning to explore complex strategies and projects. In this text, I elaborate on the importance of a medior SEO specialist to the SEO world.” (2)

Core skills and experience

A medior SEO specialist masters the basics of SEO and usually has several years of experience in this world. These professionals have knowledge of keyword research, on-page optimization, link building and the basics of technical SEO. They implement SEO strategies, analyze website performance and make any necessary adjustments.


Medior specialists’ daily duties include monitoring and analyzing keyword performance. They also create and optimize content and work on link-building campaigns. In addition, they collaborate with other teams, including content creators and web developers. Thus, they create an integrated SEO approach.

Senior SEO specialist

A Senior SEO specialist is crucial in the digital marketing world where search engine optimization is indispensable to online success. Senior SEO specialists have years of experience and in-depth knowledge and understanding of SEO. A senior professional not only masters the technical aspects of SEO, but also develops complex strategies that fit broader business goals. To perform the tasks well, a senior SEO specialist must be a strategist, leader and innovator.

Advanced skills

The skills of a senior SEO specialist are not only limited to a thorough understanding of all SEO aspects, they are also skilled in advanced techniques, including complex technical SEO audits, advanced data analysis and developing long-term SEO strategies. Senior professionals can lead large projects and navigate new SEO trends and algorithm updates.


A good senior specialist has strong leadership skills and must plan strategically. They often lead SEO teams and develop comprehensive SEO strategies. They also make decisions that affect a company’s long-term goals. They work closely with top management and other departments.

Medior vs. senior SEO specialist

Medior SEO specialists often have several years of experience and a solid understanding of SEO principles. They also know the basics of SEO strategies.

Senior specialists have more experience and in-depth knowledge. Moreover, they play an important role in leading complex SEO projects and developing innovative strategies.

Skill levels

There is a big difference in the level of skill between a medior and senior SEO specialist. Whereas medior specialists have a good knowledge and mastery of SEO tools and techniques, senior specialists know all about advanced analysis and strategic planning and can deal with complex SEO challenges. In addition, many senior specialists are able to lead teams and be a mentor to colleagues with less experience.

Impact on SEO strategy

Medior SEO specialists contribute to the SEO strategy by performing basic analysis and structured tasks.

Senior SEO specialists have an important contribution in shaping SEO strategy. To do so, they use advanced insights to guide decisions and develop adaptive tactics that account for market changes and search algorithm updates.(3)


An SEO specialist is constantly evolving throughout their career. Medior specialists are immersing themselves in technical skills and increasingly understanding SEO strategies.

Senior SEO specialists also continue to develop throughout their careers. They focus primarily on leadership, innovation and solving complex problems.

From medior to senior

Moving from medior to senior not only requires an increase in technical skills, but also requires specialists to think strategically well. In addition, they must be competent leaders and have a deep understanding of the business aspects of SEO. Senior specialists take on larger projects, build strong client relationships and contribute to overall business strategy.

Medior specialists who would like to move up to senior specialists need to constantly stay up-to-date regarding the latest SEO trends and algorithms. It helps to network with other professionals and attend workshops or conferences. Mentorships also help.

The difference in the tasks (in a table)

ActivitySenior SEO specialistMedior SEO specialist
Strategy DevelopmentDevelop and implement complex, integrated SEO strategies that align with business goals.Contribute to the development of SEO strategies based on guidelines from senior members.
Technical SEOAnalyze and solve complex technical SEO problems, such as site architecture and indexability.Perform basic to intermediate technical SEO audits and adjustments.
Content OptimizationLeading content strategy and ensuring optimization for search engines.Assist in creating and optimizing SEO-friendly content.
Link BuildingDevelop advanced link building strategies and manage external relationships.Assist in link building activities and building backlinks.
Data analysis and reportingPerform advanced data analysis and deliver strategic insights for continuous improvement.Analyze SEO data and prepare periodic reports.
Team leadership and mentoringLead and develop SEO teams, including training and mentoring of less experienced colleagues.Collaborate in teams and begin mentoring junior specialists.
Stakeholder ManagementCommunicate with and advise senior management and other departments on SEO strategies and performance.Collaborate regularly with other teams for SEO-related tasks.
Innovation and researchResearch the latest SEO trends and technologies and implement them into strategies.Staying abreast of current SEO trends and applying them in daily tasks.
Duties of a medior and senior SEO specialist.

The table above shows the difference in complexity and responsibility between the tasks of a medior and a senior SEO specialist. Thus, the medior specialist focuses more on execution and learning advanced skills, while the senior specialist is primarily concerned with developing strategies, leadership and solving complex problems. Both are necessary to improve SEO.


The duties of a medior and senior SEO specialist are diverse. Whereas medior specialists mainly do the executive tasks and learn more about advanced skills, the senior specialist is responsible for leading, developing strategies and solving complex problems. Both specialists are necessary for proper SEO optimization within a company.


  1. What is an SEO expert? | Google Search Central | Documentation | Google for Developers. (s.d.-b). Google For Developers.
  3. Silva, C. (2024b, Feb. 22). SEO Strategy: How to Create One for 2024 (+ Template). Semrush Blog.
Senior SEO-specialist

Ralf van Veen

Senior SEO-specialist
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I have been working for 10 years as an independent SEO specialist for companies (in the Netherlands and abroad) that want to rank higher in Google in a sustainable manner. During this period I have consulted A-brands, set up large-scale international SEO campaigns and coached global development teams in the field of search engine optimization.

With this broad experience within SEO, I have developed the SEO course and helped hundreds of companies with improved findability in Google in a sustainable and transparent way. For this you can consult my portfolio, references and collaborations.

This article was originally published on 3 April 2024. The last update of this article was on 3 April 2024. The content of this page was written and approved by Ralf van Veen. Learn more about the creation of my articles in my editorial guidelines.