Assistant Commercial Construction Site Supervisor (Tenant Improvements)

Assistant Commercial Construction Site SupervisorRMC Facilities Services, Inc. is looking for a hands-on, detail-oriented Assistant Commercial Construction Site Supervisor to oversee day-to-day operations at construction sites throughout Southern California. This full-time role is ideal for someone with working knowledge of construction trades, scheduling, and site management—especially those who thrive in dynamic environments that include night and weekend work. As a Project Supervisor, you'll be the boots-on-the-ground leader ensuring quality craftsmanship, subcontractor coordination, and jobsite safety while keeping projects on time and within scope.RMC Facilities Services, Inc. is a full-service general contractor with over 50 years of experience in the construction industry. As a Southern California-based Certified Women Business Enterprise (WBE), we're proud to deliver high-quality tenant improvements, commercial buildouts, and facility management solutions across the region. We are a people-first organization offering room for growth, a strong team culture, and a competitive benefits package that reflects our commitment to our employees' well-being.Learn more at ResponsibilitiesOversee and manage tenant improvement (TI) projects including carpeting replacement, furniture moving, and interior painting from start to completionManage daily field operations at job sites, ensuring work aligns with project schedules and quality standardsCommunicate effectively with clients, subcontractors, and internal team membersConduct quality control checks and ensure contractor compliance with safety regulationsLead and document daily safety meetings and maintain a safe work environmentMonitor and document job progress using daily reports and photosReview project plans, subcontractor scopes, RFIs, and submittalsCoordinate inspections and communicate with city officials as requiredTravel between multiple job sites during day or night shiftsSecure permits when needed and ensure all site requirements are metIdentify and resolve field issues to keep the project on trackProvide direct support to Project Managers and escalate issues when necessaryQualificationsMinimum 2 years of experience in construction or field supervisionHigh school diploma or GED requiredSolid understanding of commercial construction trades and terminologyAbility to read and interpret blueprints, plans, and specificationsFamiliar with OSHA safety standards and site compliance proceduresProficient in Microsoft Office Suite; familiarity with MS Project a plusAvailable for night and weekend work as requiredStrong communication, leadership, and problem-solving skillsSelf-motivated, detail-oriented, and capable of working independentlyA professional review and drug screening will be completed as part of the onboarding process, in compliance with applicable laws.BenefitsMedical, Dental, and Vision InsuranceLife Insurance and Disability Coverage OptionsSafe Harbor 401(k) Retirement PlanPaid Time Off – vacation, sick leave, and holidaysBi-Weekly Pay CycleAnnual Bonus Eligibility (based on company performance)Travel Per Diem for Eligible ProjectsUniforms Provided, Company Events, and Performance IncentivesTech package (smartphone/tablet)ScheduleFull-Time – With frequent night and weekend workOvertime available depending on project demands.Work LocationYorba Linda, CAThis position requires frequent travel between project locations. Mileage and travel expenses are reimbursed per company policy.Equal Employment OpportunityWe are proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other legally protected status.