Demo

Security Supervisor | Night Shift

Marksman Security
Culver, CA Full Time
POSTED ON 5/16/2026
AVAILABLE BEFORE 6/7/2026
Marksman Security is built on serving our clients and building careers – just like yours. We are trusted by some of the most well-known companies and properties in the country while remaining dedicated to building personalized security solutions that solve the needs of every customer we support. Named as a nationally recognized Top Workplace in 2024 and 2025 by USA Today, Marksman's customized approach to security services will provide you with the opportunity to learn, grow and succeed. Our core values of being Unified, Transparent, Innovative, Committed and Accountable help us in providing unparalleled service and support in all that we do. If you are looking for a meaningful career, a culture of excellence, and the ability to make a difference, we want to talk to you!

The Security Shift Supervisor manages daily security operations and personnel during an assigned shift, ensuring the safety and protection of individuals, property, and assets. This role leads a team of security officers, monitors security systems, and serves as the primary point of contact for handling security issues or emergencies.

The Shift Supervisor is responsible for enforcing all policies and procedures, providing comprehensive training and mentorship to staff, and coordinating with other departments and external agencies as necessary. This role requires strong leadership, effective communication, and the ability to make sound judgments while remaining composed under pressure.

CORE OBJECTIVES

  • Operational Leadership: Supervise and direct security staff to ensure high performance and adherence to all site protocols.
  • Safety & Surveillance: Monitor the site continuously to maintain a safe and secure environment for employees, visitors, and assets.
  • Incident Command: Act as the lead during the initial stages of an incident, providing clear guidance and committing resources effectively.
  • Professional Development: Train and mentor security staff to ensure a "best-in-class" guard force through constant evaluation.
  • Customer Obsession: Ensure that security services are delivered with a focus on professionalism and the client's standards.

KEY RESPONSIBILITIES

Security Operations & Team Leadership

  • Post Inspections & Uniform Checks: Conduct regular post inspections and verify that all staff meet uniform and grooming standards.
  • Oversight & Relief: Manage officer areas to prevent congregating and coordinate meal and break relief schedules to ensure constant post coverage.
  • Staff Evaluation: Conduct Annual Officer Evaluations and provide ongoing "7 & 7" feedback sessions to staff.
  • Radio & Tech Upkeep: Oversee Radio upkeep and ensure security laptops are current with ACME updates.
  • Performance Management: Issue Corrective Actions (ROC, 1st, 2nd) and conduct daily SIM-T communications audits.

Incident Response & Emergency Management

  • Emergency Response: Respond to all emergencies and incidents per site Emergency Response Plans (ERP).
  • Reporting: Review and revise Zinc reports to ensure accuracy and detail for client review.
  • Call-Off Management: Manage call-offs via the dedicated landline and secure coverage for vacancies when the Site Supervisor is not working.
  • Escalation: Detect, deter, and report criminal or unusual activity immediately using site-approved nomenclature.

Site Logistics & Support

  • Patrol Oversight: Manage and verify Tracktik Patrols to ensure 100% facility coverage.
  • Parking Management: Review Executive Parking and manage Overnight Parking logs and compliance.
  • Auditing: Perform weekly SIM-T badge access and escorting audits to maintain system integrity.
  • Event Support: Provide essential support for Special Events, coordinating with the Lead Operations Manager (LOM) as required.

QUALIFICATIONS & EXPERIENCE

Leadership & Experience

  • 2–3 years of experience managing a security team; prior supervision of large-scale studio accounts preferred.
  • Proven ability to lead a team in complex problem-solving and emergency response.
  • Strong interpersonal, critical thinking, and time management skills.
  • Excellent communication and professional writing skills for revising and auditing reports.

Credentials & Education

  • Active BSIS California Guard Card.
  • High School Diploma or equivalent required; Bachelor's degree in a related field preferred.
  • Completion of all mandatory training, including EHS and HAZMAT response.

Technical & Operational Expertise

  • Proficiency in security systems (CCTV, Access Control) and Tracktik patrol software.
  • Understanding of Incident Command Systems (ICS) and site-specific ERPs.
  • Knowledge of SIM-T, Zinc, and ACME update protocols.

ATTRIBUTES

Strategic Leadership

  • Takes ownership of shift performance and maintains high standards for officer conduct.
  • Efficiently manages labor resources and relief schedules to prevent site vulnerabilities.

Operational Excellence

  • Remains calm and makes sound decisions in high-stress emergency situations.
  • Exhibits meticulous attention to detail during post inspections and report reviews.

Guiding Principles

  • Upholds MSEC core values of Integrity and Service in every interaction.
  • Acts as a professional liaison between site staff and management.

Compensation and Benefits:

  • Annual Salary: $79,019.20
  • Insurance: medical, vision and dental
  • Pet insurance
  • Paid training
  • Competitive compensation
  • 401(k)
  • Career advancement opportunities
  • Continuous learning opportunities through LMS

#IND4

Salary : $79,019

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