Operations and Maintenance Team Lead

Responsibilities

• Manage daily operations of DAS networks across multiple sites to ensure network uptime and service availability meet SLA requirements
• Conduct preventive and corrective maintenance activities to maintain optimal network performance
• Monitor alarms and network performance using Network Management Systems (NMS) to promptly identify issues
• Coordinate fault isolation and restoration activities to minimize downtime and ensure timely resolution
• Ensure timely closure of trouble tickets to maintain service quality and customer satisfaction
• Lead troubleshooting of active and passive DAS systems, fiber optic networks, RF components, Remote Units (RUs), and baseband/head-end equipment to resolve technical issues
• Analyze RF performance issues and recommend corrective actions based on coverage and interference reports
• Review Continuous Wave (CW), Passive Intermodulation (PIM), and coverage measurement reports to support network optimization
• Support capacity expansion and optimization projects to enhance network capabilities
• Manage and supervise O&M engineers and technicians by assigning daily work schedules and maintenance tasks
• Conduct performance evaluations and provide coaching to develop technical competencies within the team
• Ensure team compliance with company policies, procedures, and safety standards
• Serve as the primary operational contact for customers, attending meetings and service reviews to maintain strong stakeholder relationships
• Provide incident reports and root cause analyses to customers and internal teams for transparency and continuous improvement
• Manage escalation handling and communication to resolve customer issues effectively
• Monitor and report key performance indicators including Network Availability (%), Mean Time To Repair (MTTR), Mean Time Between Failures (MTBF), Preventive Maintenance Compliance, Ticket Closure Performance, SLA Compliance, Customer Complaints, and Repeat Fault Rate
• Coordinate subcontractors and OEM support teams to ensure quality service delivery and adherence to maintenance schedules
• Manage spare parts inventory to support maintenance and repair activities
• Ensure maintenance activities follow OEM recommendations and standards
• Review service quality delivered by contractors to maintain high operational standards
• Ensure compliance with site safety requirements by conducting risk assessments before maintenance activities
• Enforce proper work permits and safety procedures to protect personnel and equipment
• Maintain and audit documentation regularly to ensure accuracy and compliance
• Required competencies and certifications
• Bachelor's Degree in Telecommunications, Electronics, Electrical Engineering, or related field
• 5-8 years of experience in telecom Operations & Maintenance
• Minimum 3 years of experience working with DAS systems
• Preferred competencies and qualifications
• Experience with digital DAS systems from vendors such as Comba, JMA, SOLiD, CommScope, Corning, Huawei, Ericsson
• Proficiency in RF optimization techniques
• Knowledge of LTE, 5G NR, GSM, and UMTS technologies
• Experience with fiber optic systems and network monitoring systems
• Skilled in using spectrum analyzers, Site Master/PIM analyzers, and CW testing
• Ability to perform RF planning and link budget analysis
• Leadership skills including team management, problem solving, customer management, decision making, planning and organizing, communication, and incident management

Additional Information

Company Overview MOZARK is a Digital Experience Management Platform that measures real user experience on real devices and networks. Using AI/ML, MOZARK delivers insights to improve digital infrastructure, apps, and enterprises, fostering collaboration and innovation across ecosystems. Job Summary Lead a team responsible for the operation, maintenance, optimization, and troubleshooting of in-building DAS networks to ensure network availability, KPI compliance, and customer satisfaction.

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