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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # DAS / ERRCS Integration Technician - **Company:** The Apex - **Location:** Elk Grove, CA, United States - **Experience:** Experienced - **Salary:** $72,800.0 - $87,360.0 - **Contract:** Permanent contract - **Skills:** Software Design Documents, Monitoring of Systems, Wireless Networks, Apex Code, Coax, Software Troubleshooting, Wireless Technologies - **Published:** October 16, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=cf6db9e0cb0606dc ## About the Role * Minimum 3 years of telecommunications industry experience, including at least 2 years of direct DAS and/or ERRCS installation experience. * Hands-on experience with at least two major DAS OEM platforms, such as Corning, SOLiD, JMA, ADRF, or Comba. * Experience installing, commissioning, or troubleshooting cellular DAS and ERRCS/ERCES systems. * Working knowledge of RF fundamentals, wireless communications, coaxial systems, fiber optics, and grounding and bonding. * Ability to use RF and fiber test equipment and accurately interpret test results. * Ability to read and interpret construction drawings, wireless design documents, specifications, risers, and one-line diagrams. * Strong troubleshooting, communication, documentation, and problem-solving skills. * Valid driver's license with an acceptable driving record. Preferred Qualifications * 5 or more years of DAS and ERRCS experience. * OEM training or certification from Corning, SOLiD, JMA, ADRF, Comba, or similar manufacturers. * Experience supporting AT&T, Verizon, T-Mobile, and FirstNet deployments. * Experience working on public works, government, healthcare, higher-education, and critical-infrastructure projects. * Familiarity with iBwave designs and RF design documentation. * OSHA 10 or OSHA 30 certification and current CPR/First Aid certification. * Experience leading field activities, coordinating small crews, and mentoring junior technicians. Physical Requirements * Ability to lift and carry up to 75 pounds. * Ability to climb ladders, use aerial lifts, and work at heights when required. * Ability to work indoors and outdoors in active construction and operational environments. * Ability to frequently stand, walk, bend, kneel, crouch, reach, and perform hands-on installation work. * Ability to safely handle cable, tools, test equipment, and telecommunications hardware. ## Description Apex Site Solutions is seeking an experienced DAS / ERRCS Integration Technician to support the installation, integration, commissioning, troubleshooting, and maintenance of Distributed Antenna Systems (DAS), Emergency Responder Radio Communication Systems (ERRCS/ERCES), and related wireless infrastructure. This position is part of Apex's growing Technical Services Department and supports commercial, healthcare, education, government, public safety, and critical-infrastructure projects. The ideal candidate is a self-motivated telecommunications professional with hands-on experience working with leading DAS manufacturers, cellular carrier systems, public safety radio networks, fiber optic infrastructure, and RF test equipment. This is more than a basic installation role. The successful candidate should be able to troubleshoot, commission, and integrate complex wireless systems while maintaining the quality, safety, documentation, and customer-service standards expected by Apex, its customers, carriers, and Authorities Having Jurisdiction (AHJs). Essential Duties & Responsibilities DAS Installation, Integration & Commissioning * Install, integrate, commission, troubleshoot, and maintain DAS platforms from major OEMs, including Corning, SOLiD, JMA, ADRF, Comba, and similar systems. * Install and configure head-end equipment, remote units, fiber distribution equipment, DAS cabinets, power systems, antennas, splitters, couplers, taps, and monitoring equipment. * Support cellular DAS deployments involving AT&T, Verizon, T-Mobile, FirstNet, and other carrier requirements. * Coordinate system activation and acceptance testing with customers, carriers, OEM representatives, and project stakeholders. * Diagnose RF performance issues, communication faults, equipment alarms, fiber problems, and installation deficiencies. * Support system upgrades, expansions, preventive maintenance, and corrective service activities. ERRCS / Public Safety Communications * Install, integrate, and commission ERRCS/ERCES systems in accordance with approved design documents, project specifications, IFC, NFPA, and local AHJ requirements. * Install and configure bi-directional amplifiers (BDAs), donor antennas, indoor antennas, annunciators, battery backup systems, supervisory alarm interfaces, and related fiber and coaxial infrastructure. * Coordinate with fire alarm contractors and other trades for system monitoring and alarm interfaces. * Support grid testing, public safety acceptance testing, and AHJ inspections. * Troubleshoot and correct system deficiencies identified during testing or inspection. Fiber, Cabling & Infrastructure * Install, terminate, label, and test single-mode and multimode fiber, coaxial cable, hybrid cable, category cabling, and related pathways. * Install grounding and bonding components in accordance with project requirements and manufacturer standards. * Perform fiber certification, optical loss testing, connector inspection, cleaning, and troubleshooting. * Maintain clean, organized, code-compliant, and serviceable installations. RF Testing & Quality Assurance * Use spectrum analyzers, cable and antenna analyzers, PIM test equipment, fiber test equipment, signal generators, and other industry-standard tools. * Perform cable sweep testing, PIM testing, fiber certification, signal verification, commissioning, and site acceptance testing. * Compare field conditions and test results against approved designs, OEM requirements, project specifications, and acceptance criteria. * Identify risks or deficiencies early and communicate clear corrective-action recommendations. Documentation, Coordination & Customer Support * Read and interpret DAS and ERRCS design packages, floor plans, riser diagrams, one-line diagrams, construction drawings, specifications, and RF documentation. * Complete daily field reports, test records, commissioning reports, redlines, punch lists, photographs, and closeout documentation accurately and promptly. * Provide Project Managers and Engineers with accurate field conditions, progress updates, material needs, schedule concerns, and technical information. * Coordinate professionally with customers, general contractors, inspectors, subcontractors, carriers, OEM representatives, AHJs, and internal Apex personnel. * Mentor junior technicians and installers when assigned. Safety & Work Practices * Follow Apex safety policies, OSHA requirements, site-specific safety plans, and customer safety rules. * Participate in pre-task planning, job hazard analyses, toolbox meetings, and required training. * Use required personal protective equipment and maintain safe work areas, tools, and equipment. * Stop and report unsafe conditions, damaged equipment, or work that does not comply with approved requirements., * Takes ownership of field execution, technical quality, safety, and documentation. * Completes installations and commissioning activities accurately with minimal supervision. * Represents Apex professionally with customers, partners, inspectors, and project stakeholders. * Identifies and resolves issues before they affect quality, acceptance, or project schedules. * Communicates clearly and consistently with the project team. * Helps expand Apex's capabilities in cellular DAS, ERRCS/ERCES, wireless infrastructure, and public safety communications. * Supports the development of the broader Technical Services Department by sharing knowledge and building repeatable field processes.