We are women-owned and operated, with over 50 years of expertise as a leading environmental solutions provider, focused on infection prevention for complex facilities. As a local and privately held company, we are agile and can maneuver quickly to support the needs of our people and clients.  

One of our greatest strengths is our Culture of Caring. From our CEO to the front-line staff, Servicon embodies our vision of creating healthy environments for people to thrive. Servicon focuses on three essential elements for establishing a Culture of Caring and Excellence: People, Programs, and Performance. These components represent our strong value alignment, positively impacting patient care, infection prevention, and throughput.

We’re looking for an experienced Janitorial Supervisor to lead the 2nd shift at a well-known bottling facility in Diamond Bar. This is a hands-on leadership role where you’ll guide a dedicated team, ensure safety and cleanliness standards are met, and keep operations inspection-ready. If you’re dependable, detail-oriented, and skilled at motivating others, this is your chance to step into a key leadership position!

Why Join Us?

• Competitive hourly pay: $24–$26/hour

• Stable full-time schedule, Monday–Friday evenings

• Hands-on leadership role at a single, high-profile facility

• Growth opportunities in a company that values performance and people

• Supervise and support janitorial staff on-site during 2nd shift (3:00 PM - 11:30 PM)

• Assign tasks, monitor performance, and inspect work for quality and compliance

• Train and coach employees on safe work practices and proper equipment/chemical use

• Recruit, onboard, and develop team members

• Resolve employee relations issues and partner with HR when needed

• Maintain strong client relationships and clear communication with leadership

• Lead special cleaning projects and ensure teams have the tools and supplies to succeed

• 3+ years of janitorial supervisory experience (required)

• Experience in janitorial/custodial industries

• Strong leadership, coaching, and problem-solving skills

• Bilingual English/Spanish (required)

• Familiarity with timekeeping systems and Microsoft Office (Outlook, Word, Excel)

• Excellent communication skills, both written and verbal

• Ability to keep facilities safe, clean, and always “inspection ready”

• The satisfaction of driving real change in the industry and people’s lives
• A diverse community of people who are driven by a shared purpose
• A business that acts with integrity in all interactions with co-workers, leaders, and customers
• We value others and build success by appreciating differences in thought, opinion, background, skills, and perspectives
• An environment of continuous learning and development
• Flat organizational structures which elevate employees’ level of responsibility
• Meaningful opportunities for professional development and mentoring