Assistant Service Manager; La Crosse, WI

We are seeking a detail-oriented and proactive
Assistant Service Manager
to support daily maintenance operations for marine and heavy construction equipment. Reporting to the Service Manager, this role assists with scheduling work orders, managing parts and inventory, updating maintenance records, and coordinating with field teams to ensure equipment readiness.

• Support the Service Manager in managing daily shop and field maintenance operations.
• Assist in scheduling and prioritizing equipment repairs and preventive maintenance.
• Help coordinate with project teams to meet equipment availability needs.
• Monitor equipment condition and service logs to identify recurring issues.
• Assist in maintaining accurate maintenance records and tracking service history.
• Work with vendors to source parts and schedule outside repairs as needed.
• Support mechanics and technicians by providing technical information and ensuring proper tools and parts are available.
• Participate in safety meetings and ensure compliance with safety procedures and regulations.
• Help manage parts inventory and maintain organization in the shop.
• Step in to lead or supervise staff during the Service Manager’s absence.

Assistant Service Manager

Qualifications:

• High school diploma or equivalent required
• 1–3 years of experience in maintenance coordination or administration; construction equipment knowledge preferred
• Strong communication, organization, and multitasking skills
• Proficient in Microsoft Word and Excel; ability to learn HCSS
  360
• Detail-oriented, self-motivated, and capable of working independently
• Basic understanding of tools, equipment, and maintenance processes
• Ability to identify and suggest improvements for safety, efficiency, and cost control

Who is Brennan?

J.F. Brennan Company, Inc. (Brennan) is a100-year-old,family-owned company that specializes in water-basedenvironmental remediation andmarine construction headquartered in La Crosse, WI that offers our employees growth, challenging work, empowerment, and meaningful work.

Brennan is known for tackling complex maritime projects, providing unique solutions through teamwork and collaboration, and maintaining a family-orientated culture.

• Our culture sets us apart . We strive to make our company the best possible place to work. We work hard to continue to build a culture in which every individual is important and the key to our success.
• Our focus onsafety and quality is unmatched in the industry, and our ability to innovate has enabled us to succeed.
• We are a family-focused company and are determined to provide a rewarding career that offers above-average compensation.
• We offer an industry-leading benefits package. We are proud to offer our employees and their families group health, dental and vision insurance plans, 401(K) program with generous matching, annual bonus eligibility and profit-sharing program.

J.F. Brennan Company, Inc. is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status or any other characteristic protected by law.

To learn more and apply for this position, .

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