Affiliate Pitching Coach

Seattle Mariners

Peoria, Arizona · MLB · Posted October 5, 2026

$55K – $70K /year

Role snapshot

Manage pitcher activity, conduct pre and postgame instruction, maintain pitching logs, collaborate with coordinators on pitcher development.

Department
Baseball Operations
Seniority
Entry level
Type
Full-Time
Work mode
On-Site

What this job requires

  • ✓Prior playing or coaching experience
  • ✓Committed professional with strong analytic focus
  • ✓Relative knowledge and experience in baseball operations
  • ✓Careful, alert and accurate attention to detail

One of 109 open Baseball Operations roles on SportsCareers right now, 58 of them entry level like this one. 40 of the 109 list pay; this one does.

Job description

Job Title:          Affiliate Pitching Coach

Department: Player Development

Reports to:     Minor League Pitching Coordinator, Minor League Assistant Pitching Coordinator, Director of Player Development

Status:              Exempt

 

Primary Objective:  Support the Director, Player Development, Coordinator, Pitching, Assistant Coordinator, Pitching in all facets of Pitcher development, education, preparation and planning. Consistently communicate and foster a positive “team first” environment and culture.

 

Essential Functions:

  • Manage the activity for all pitchers assigned to your affiliate.
  • Communicate and collaborate with the Pitching Coordinator and Assistant Pitching Coordinator on all observations, suggested mechanical or role changes and/or pitch development plans. 
  • Collaborate with the Affiliate Field Manager on pitcher availability, pitch counts, in game moves and employ strategies that are consistent with Mariners Player Development (PD) philosophies.
  • Collaborate with Baseball Operations (BB Ops) personnel in developing and implementing Player Plans.
  • Ensure that all pitching related technical, advance scouting and statistical initiatives are being met.
  • Create and maintain a positive work environment with a standard of excellence and accountability.
  • Represent the BB Ops department in effectively communicating messages, plans or instructions during meetings with assigned players and staff (i.e. transactions, Player Plans, etc.).
  • Build and maintain relationships with affiliate personnel (Front Office, etc.).
  • Communicate with Pitching Coordinator and Assistant Pitching Coordinator regarding the progress of all assigned pitchers and programs.
  • Consistently communicate with affiliate Trainers and other leaders in the Mariners High Performance (HP) department regarding pitcher health and availability.
  • Assist with Peak Performance and Community Involvement as needed.  Communicate with players and build trust in programs.
  • Coordinate and oversee all pre and postgame instruction and fundamental work sessions (i.e. bullpens, defensive drills, conditioning, etc.).
  • Maintain and monitor daily pitching logs and charts for each pitcher on staff.
  • Conduct pregame Pitcher/Catcher meetings and postgame (next day) recaps.
  • Assign non-game pitchers with in-game duties (charts, radar gun, cameras, etc.).
  • Prepare and file expenses in a timely, accurate and fiscally responsible manner.
  • Will perform other duties as assigned.

 

Education and Experience:

  • Prior playing or coaching experience.
     

Competencies, Knowledge, Skills and Abilities (KSA’s):

  • Must be a committed professional, with strong analytic focus. 
  • Shall demonstrate the ability to be innovative and proactive in promoting new ideas and concepts.
  • Shall incorporate strategic thinking; formulating objectives and priorities, and implementing plans consistent with short and long term interests. Capitalizing on opportunities and managing risks.
  • Possesses relative knowledge and experience in baseball operations.
  • Competent in required job skills and knowledge. Completes work assignments thoroughly and completely in an accurate, and prompt way.  Identifies and corrects errors.  Is careful, alert and accurate, paying attention to details of the job.
  • Understands and supports the team and is quick to volunteer to assist others.  Others view most interactions as being positive with a willingness to achieve common goals.  Effective in working with others to cooperatively solve problems.  Workplace behavior is consistently respectful of others.

 

Physical Activities and Working Conditions:

  • Attend and assist with pre and/or postseason camps and events as assigned by the Director, Player Development.

Compensation Rate/Range:

The anticipated salary range for this role is $55,000-70,000 annually. The Mariners also provide a robust and unique offering of perks and benefits including paid public transportation, merchandise discounts, special access to baseball games and other public events, and a number of exclusive employee incentives. All perks are subject to eligibility requirements and availability and may be modified or amended from time to time.

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Posted by Seattle Mariners. SportsCareers is a job board, not the employer. Applying takes you to their official careers page.

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