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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # System Integrator III - Critical Infrastructure - **Company:** The Smart - **Location:** Atlanta, GA, United States - **Experience:** Experienced - **Contract:** Temporary contract - **Skills:** Microsoft Word, Microsoft Excel, Artificial Intelligence, Microsoft Outlook, Communications Protocols, Data Centers, Ethernet, Monitoring of Systems, Supervisory Control and Data Acquisition (SCADA), Microsoft Office, Modbus, Network Service, Microsoft PowerPoint, OPC Unified Architecture, Software Engineering, Verification and Validation (Software), Systems Integration, Transmission Control Protocol (TCP), Performance Testing, Control Logix PLC, Bacnet, Process Control Systems, Laptops, Compact Logix PLC, Allen-Bradley Factory Automation Equipment - **Published:** July 17, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=30392d3688fa0838 ## About the Role * HVAC systems * Chilled water systems * Air handling units * Central cooling plants * Building Automation Systems (BAS) * Electrical Power Monitoring Systems (EPMS) Controls & Automation * PLC startup and troubleshooting * SCADA systems, including Ignition * Allen-Bradley ControlLogix, CompactLogix, and MicroLogix * Modbus TCP/IP/RTU, BACnet/IP, OPC UA, Ethernet/IP Integration * Controls wiring and relay logic * Sensors, actuators, instrumentation, and field devices * BACnet/IP, Modbus TCP/RTU, and industrial networking fundamentals Technical Skills * Reading construction drawings, electrical one-line diagrams, control schematics, BAS shop drawings, and sequences of operation * Startup, commissioning, and troubleshooting of integrated building systems * Microsoft Office Suite (Excel, Word, Outlook, PowerPoint, Teams) * Technical documentation and reporting * Strong analytical and problem-solving abilities Professional Skills * Ability to work independently with minimal supervision * Strong communication and interpersonal skills * Effective time management and organizational skills * Ability to manage multiple priorities in fast-paced construction environments * Commitment to quality, safety, and customer satisfaction PHYSICAL DEMANDS The following physical demands must be met by the employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. * Frequently standing, walking, climbing ladders, and working in active construction environments * Working in mechanical rooms, electrical rooms, rooftops, and confined spaces * Lifting and carrying equipment weighing up to 50 pounds * Working in varying environmental conditions, including heat, cold, humidity, dust, noise, and outdoor weather * Using hand tools, test equipment, laptops, and instrumentation for extended periods * Traveling to customer sites and working extended hours during project startup and commissioning activities as required, * Approximately 70-95% travel is required based on project assignments * Travel may include overnight stays, extended assignments at customer project sites, and temporary relocation for the duration of major construction projects * Employees who reside within a reasonable commuting distance of the assigned project site will be expected to travel to and from the site daily rather than utilize overnight accommodations * Must possess and maintain a valid driver's license and be able to travel by automobile and commercial air as required * Availability to work extended schedules, weekends, holidays, and multiple shifts during critical project milestones, startup, commissioning, and Integrated Systems Testing (IST) EDUCATION / EXPERIENCE REQUIREMENTS * Bachelor's degree in Engineering, Industrial Automation, Controls Engineering, Electrical Engineering, Mechanical Engineering, or related technical discipline * Minimum of three (3) years of experience in Building Automation Systems, PLC, SCADA, EPMS, or industrial controls OR * Associate degree or technical certification in Automation, Electrical Technology, Instrumentation, or a related field * Minimum of four (4) years of progressive experience in controls installation, startup, testing, commissioning, and troubleshooting PLUS * Experience commissioning commercial, industrial, healthcare, pharmaceutical, manufacturing, or mission critical facilities * Experience with PLC and SCADA startup and troubleshooting * Ability to independently execute complex commissioning activities * Experience supporting integrated systems testing and owner acceptance * Demonstrated ability to mentor junior System Integrators * Knowledge of industrial communication protocols * Technical communication & field leadership * Hands-on proficiency with PLC and SCADA systems ## Description Smart Tech Contracting delivers turnkey BAS & EPMS solutions for mission-critical colocation and hyperscale data centers operating at national program scale. As a Master Systems Integrator (MSI), we unify controls construction (DDC, PLC, SCADA) with software engineering, optimized graphics / UI standards, and program-level governance. Complex integrations are delivered cleanly, consistently, and fast. Our teams thrive in high-stakes environments where quality control and uptime matters, schedules are compressed, and coordination is everything. Join us and be part of a team where your voice matters, your work makes an impact, and your growth is a shared priority., The System Integrator III - Critical Infrastructure is an advanced technical contributor responsible for the installation, startup, testing, troubleshooting, commissioning, and closeout of Building Automation Systems (BAS), Electrical Power Monitoring Systems (EPMS), PLC, and SCADA systems supporting large-scale commercial, industrial, and mission critical facilities. Working under the direction of the Lead System Integrator or Site Superintendent, the System Integrator III independently executes complex field integration and commissioning activities while serving as a technical resource for less experienced team members. This position collaborates with project managers, design engineers, Design System Integrators (DSIs), subcontractors, commissioning agents, equipment manufacturers, and client representatives to ensure automation systems are installed, tested, and commissioned in accordance with project specifications, quality standards, and project schedules. The System Integrator III is expected to work with minimal supervision, resolve complex technical issues, support commissioning efforts, and contribute to the successful delivery of mission critical infrastructure projects while operating in alignment with organizational values and department objectives ESSENTIAL FUNCTIONS Controls Installation, Startup & Commissioning (70%) * Perform installation verification, startup, testing, troubleshooting, commissioning, and validation of BAS, EPMS, PLC, and SCADA systems * Execute L2 and support L3 system verification activities * Configure, download, and validate control programs and field controllers * Perform point-to-point checkout, I/O verification, and network communication testing * Troubleshoot controller hardware, instrumentation, field devices, communication networks, and software integration issues * Verify equipment operation against approved sequences of operation and project specifications * Participate in Integrated Systems Testing (IST), Functional Performance Testing (FPT), and owner acceptance activities * Perform quality assurance and quality control inspections of installed controls systems * Support installation inspections, deficiency resolution, and project closeout activities * Document as-built conditions and provide field markups for project documentation Technical Support & Team Collaboration (15%) * Provide technical support and guidance to System Integrator I and II team members * Assist the Lead System Integrator in resolving technical issues and coordinating field activities * Collaborate with subcontractors, commissioning agents, engineers, and project management to resolve installation and startup issues * Share technical knowledge and best practices to improve team performance and consistency * Support training and onboarding of new System Integrators as assigned Documentation & Communication (10%) * Complete daily reports, startup documentation, commissioning reports, issue logs, and punch lists * Maintain accurate records of completed work, deficiencies, and corrective actions * Communicate project status, technical issues, and schedule impacts to project leadership * Participate in customer meetings and commissioning activities as requested Technology & Continuous Improvement (5%) * Utilize AI-enabled and digital tools to improve efficiency, documentation accuracy, and workflow consistency * Support process improvements and technology adoption initiatives * Maintain technical proficiency through continuous learning and professional development Completion of Assigned Tasks and Deliverables on Time and on Budget Performs Other Related Duties as Assigned ## Related Videos - [Optimizing Land-Based Fish Feeding with Node-RED](https://www.wearedevelopers.com/videos/2032-optimizing-land-based-fish-feeding-with-node-red) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) - [Enabling intelligent logistics automation: home-grown Industrial IoT platform at Austrian Post](https://www.wearedevelopers.com/videos/2018-enabling-intelligent-logistics-automation-home-grown-industrial-iot-platform-at-austrian-post) - [The Developer Workstation Blind Spot: Why Your Security Stack Can't See What Matters Most](https://www.wearedevelopers.com/videos/100254-the-developer-workstation-blind-spot-why-your-security-stack-can-t-see-what-matters-most) - [Synthetic Insiders: The New AI Risk to Your Org](https://www.wearedevelopers.com/videos/100057-synthetic-insiders-the-new-ai-risk-to-your-org) ## Related Articles - [Now is the time for industrialized software development](https://www.wearedevelopers.com/magazine/601-now-is-the-time-for-industrialized-software-development) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)