Operations Supervisor – Second Shift (2 Openings)

Emerald Technologies•Brea, CA

11h•$78,000 - $92,000•Onsite

About The Position

Emerald Technologies has an exciting opportunity for two Operations Supervisors to join its Brea, CA team! As a Southern California Printed Circuit Board Assembly (PCBA) contract manufacturer serving aerospace, medical, and other high‑reliability industries, Emerald relies on strong frontline leadership to maintain quality, safety, and operational excellence across both buildings on second shift. These two Supervisor roles will provide critical leadership coverage as we continue expanding second‑shift operations. One Supervisor will primarily oversee Surface Mount Technology (SMT) operations, while the second Supervisor will oversee the remaining production areas, including Building 2, ensuring both facilities receive consistent guidance, support, and oversight. At Emerald Technologies, each employee plays a meaningful role in building innovative products for world‑class customers. Join a supportive, high‑performing team where the work is meaningful and careers have no limits.

Requirements

2+ years of supervisory experience in manufacturing, preferably PCBA or electronics.
Strong leadership and diplomacy — Ability to motivate teams, manage conflict, and handle sensitive personnel matters with professionalism.
Safety‑focused mindset — Experience enforcing safety protocols and supporting facility safety practices.
KPI‑driven decision‑making — Ability to interpret performance data and take action to improve results.
Excellent communication skills — Clear, consistent communication across teams, shifts, and departments.
Ability to lead in a fast‑paced environment while maintaining a positive, inclusive team culture.

Nice To Haves

Proficiency with operational systems — including experience using ADP or other HRIS platforms for timekeeping, employee management, and reporting (preferred).

Responsibilities

Lead daily operations — Supervise second‑shift production activities, ensuring quality, throughput, and schedule adherence across assigned areas.
Provide people leadership — Coach, mentor, and develop team members; conduct 1:1s, performance reviews, and corrective actions when needed.
Ensure safety compliance — Maintain a safe work environment, respond to safety concerns, and support building closure and end‑of‑shift safety checks at 11 p.m.
Manage staffing and timekeeping — Approve timecards, time‑off requests, and schedule adjustments in alignment with company policies.
Monitor KPIs — Track productivity, quality, attendance, and other performance metrics; implement improvement plans as needed.
Resolve escalations — Serve as the point of contact for operational issues, customer concerns, and cross‑department coordination.
Drive continuous improvement — Identify workflow, process, and efficiency opportunities to support operational excellence.