Position Title: Maintenance Manager – Industrial HVAC Location : Gurugram (Travel Required) Experience : 5+ years in industrial HVAC systems, facility maintenance, or manufacturing environments Availability : Immediate Joiners Preferred About the Role Sigma Airtech Engineers Pvt. Ltd. is seeking a dedicated Maintenance Manager with niche expertise in industrial HVAC systems . This role is critical in leading maintenance activities across multiple project or plant locations, focusing on system uptime, preventive maintenance, safety, and reliability. You will manage a team of HVAC and facilities technicians, coordinate with vendors and contractors, and ensure 100% readiness of air-conditioning and ventilation systems in high-value industrial and institutional setups. Key Responsibilities Lead and manage a multi-site team of HVAC maintenance technicians and engineers. Ensure HVAC systems (Chillers, VRF/VRV, AHUs, TFAs, exhaust and ventilation systems) operate at peak efficiency and uptime. Design and implement preventive and predictive maintenance programs tailored to HVAC plant assets and critical loads. Develop innovative technical solutions for recurring HVAC breakdowns, performance deviations, and energy inefficiencies. Serve as the point of escalation during HVAC emergencies, including BMS alerts, shutdowns, and temperature compliance failures. Manage AMC and warranty follow-ups with OEMs for major HVAC equipment. Conduct regular audits and inspections to verify system performance, filter schedules, duct cleaning, insulation integrity, and refrigerant pressure checks. Collaborate with the Safety and Operations teams. Drive technical training and upskilling programs for the HVAC maintenance team. Create and track maintenance KPIs , spare part usage, energy performance, and downtime reports. Participate in site-level energy audits and retrofitting decisions for HVAC systems. Plan and manage HVAC-related capital expenditure projects with proper documentation and vendor management. Own CMMS data entries, schedules, and maintenance histories for all HVAC assets. Coordinate with maintenance teams at various sites/plants to ensure standardized practices, share learnings, track common issues, and implement cross-site improvements. Basic Qualifications Bachelor’s degree in Mechanical Engineering or related technical field Minimum 5 years of experience in HVAC project maintenance in industrial, commercial, or institutional facilities Proficiency in understanding HVAC drawings, BMS control logics, and operating sequences Preferred Qualifications Experience with: Centralized HVAC systems (Chillers, Cooling Towers, Oil Chillers) VRF/VRV systems and their servicing schedules AHUs, TFAs, FCUs, and related ducting systems Building Management Systems (BMS) Energy-saving retrofits and controls Strong vendor negotiation and contract handling skills Excellent written and verbal communication for inter-department coordination Knowledge of Six Sigma, Kaizen, or Lean principles is a plus Travel Travel across multiple plant and project sites How to Apply Email your CV to: sigmaairtechhr@gmail.com Salary: Competitive & Negotiable based on experience Show more Show less
Job Title: MEP Billing Engineer Location : Gurgaon HQ / Project Sites (as required) Experience : 5-7 years in MEP or HVAC project billing Employment Type : Full-time - Immediate Joiners Preferred Industry : HVAC Projects / MEP Contracting / EPC About Us Sigma Airtech Engineers Pvt. Ltd. is a fast-growing EPC firm specializing in HVAC & MEP solutions for industrial, institutional, and commercial projects. We’re looking for an experienced and detail-oriented MEP Billing Engineer who will be responsible for managing, verifying, and certifying all billing-related aspects of HVAC, Electrical, and Plumbing works across multiple projects. Key Responsibilities Prepare and certify client and subcontractor bills based on verified site progress for HVAC and allied MEP works. Work closely with site engineers and project execution teams to gather joint measurements and validate billing quantities. Maintain and regularly update BOQ (Bill of Quantities) and align billing with actual execution and change orders. Verify subcontractor invoices , ensuring accuracy with site execution and contract scope. Ensure timely submission of Running Account (RA) bills , material reconciliation , and associated documentation. Coordinate with the procurement and planning teams for tracking cost against project budgets. Interface with clients, consultants, and third-party engineers during billing verifications and joint certifications. Support billing with accurate Measurement Books (MBs) , as-built drawings, work checklists, and scope confirmation. Assist in contract management, including change orders, amendments, rate justifications , and claims. Identify discrepancies in site execution vs. billing quantities and propose necessary rectifications. Maintain logs for all billing submissions, approvals, and client certification/payment tracking . Assist in documentation during audits, client handovers, and project closure processes . Qualifications & Skills Education : Bachelor's Degree/Diploma in Mechanical, Electrical, or Building Services Engineering Experience : 5–7 years of relevant experience in HVAC or MEP billing roles , preferably with EPC or contracting firms Technical Skills : Strong in AutoCAD, MS Excel , and project documentation Understanding of HVAC, Electrical, Plumbing, and Fire Fighting systems Familiar with GST billing formats, project taxation norms, and commercial terms Experience in MEP estimation, BOQ interpretation, and rate analysis Other Skills : Attention to detail in documentation and quantity verification Strong communication for site-team coordination and client follow-ups Proactive in resolving disputes and billing issues Organized in maintaining logs and certifications Compensation Negotiable based on experience & skillset How to Apply Send your resume to sigmaairtechhr@gmail.com Show more Show less
Job Title: MEP Billing Engineer Location : Head Office (Gurugram) Experience : 4-8 years in MEP or HVAC Project Billing Employment Type : Full-time - Immediate Joiners Preferred Industry : HVAC Projects / MEP Contracting / EPC Reports To: General Manager About Us Sigma Airtech Engineers Pvt. Ltd. is a fast-growing EPC firm specializing in HVAC & MEP solutions for industrial, institutional, and commercial projects. We’re looking for an experienced and detail-oriented MEP Billing Engineer who will be responsible for managing, verifying, and certifying all billing-related aspects of HVAC, Electrical, and Plumbing works across multiple projects. Job Summary: We are looking for a meticulous and result-oriented MEP Billing Engineer to manage all aspects of billing for HVAC, Electrical, Plumbing, and Fire Fighting works. The ideal candidate will be responsible for preparing, verifying, and raising Running Account (RA) bills to clients/customers, certifying subcontractor bills, checking site quantities, maintaining cost control, and supporting overall commercial aspects of project delivery. Key Responsibilities: 1. Billing & Client Coordination: Prepare and raise RA Bills to clients/customers as per work progress. Prepare and certify subcontractor/vendor bills and ensure alignment with actual site execution. Ensure timely submission of client bills along with all necessary supporting documents (MBs, progress photos, checklists, etc.). Reconcile certified quantities with site measurements and tender BOQ. Coordinate with the client’s billing/certification teams for approval and clearance of payments. 2. Quantity Verification & Rate Checking: Cross-check quantities executed on-site against GFC drawings, approved shop drawings, and BOQs. Verify rate applicability as per work orders/LOAs for both client and subcontractor billing. Support the commercial team in analyzing variation claims and rate justifications. 3. BOQ, Change Orders & Documentation: Maintain and update Bill of Quantities (BOQ) in alignment with design changes and site execution. Support in preparation of variation/extra item billing with proper supporting and documentation. Track material consumption and prepare reconciliation reports periodically. Identify scope deviations and raise necessary change order proposals. 4. Coordination & MIS: Liaise with project managers, site engineers, planning and procurement teams for billing inputs. Coordinate with clients, consultants, and auditors for billing clarification and document submission. Prepare and maintain billing registers, cost logs, and monthly MIS reports for internal review. Follow up for timely payment certifications and track outstanding receivables. 5. Compliance & Cost Control: Ensure adherence to tax structures, GST formats, and statutory compliance in billing. Track cost-to-completion and support in cash flow forecasting based on billing trends. Assist in project close-out documentation, including final bills and as-built reconciliation. Required Qualifications & Skills: Education: Diploma / B.E. / B.Tech in Mechanical, Electrical, or related engineering field. Experience: 4–8 years of experience in MEP billing, quantity verification, and RA billing in MEP projects/ HVAC projects. Technical Skills: Proficient in MS Excel, AutoCAD, and Measurement Books (MBs). Good understanding of MEP systems – HVAC, Electrical, Plumbing, and Fire Fighting. Other Skills: Excellent numerical and analytical skills. Strong attention to detail and documentation accuracy. Effective communication and coordination skills. Ability to work under pressure and meet billing deadlines. Job Type: Full-Time Pay Range: ₹3.0 LPA – ₹6.0 LPA (Based on experience and capabilities) Work Schedule: Day Shift | 6-day Work Week Location: Head Office (Gurugram)
The Maintenance Manager for Industrial HVAC position at Sigma Airtech Engineers Pvt. Ltd. in Gurugram requires a professional with over 5 years of experience in industrial HVAC systems, facility maintenance, or manufacturing environments. Immediate joiners are preferred for this critical role that involves leading maintenance activities across multiple project or plant locations. Your responsibilities will include ensuring peak efficiency and uptime of HVAC systems such as Chillers, VRF/VRV, AHUs, TFAs, exhaust, and ventilation systems. You will be managing a team of HVAC and facilities technicians, coordinating with vendors and contractors, and overseeing the readiness of air-conditioning and ventilation systems in industrial and institutional setups. As the Maintenance Manager, you will lead a multi-site team of HVAC maintenance technicians and engineers, design preventive maintenance programs, develop technical solutions for HVAC breakdowns, and manage emergencies. Additionally, you will handle AMC and warranty follow-ups, conduct system audits, collaborate with safety and operations teams, drive technical training programs, track maintenance KPIs, participate in energy audits, and manage capital expenditure projects related to HVAC systems. The basic qualifications for this role include a Bachelor's degree in Mechanical Engineering or a related technical field, along with a minimum of 5 years of HVAC project maintenance experience in industrial, commercial, or institutional facilities. Proficiency in understanding HVAC drawings, BMS control logics, and operating sequences is essential. Preferred qualifications include experience with centralized HVAC systems, VRF/VRV systems, AHUs, TFAs, FCUs, BMS, energy-saving retrofits, vendor negotiation, and contract handling. Strong communication skills and knowledge of Six Sigma, Kaizen, or Lean principles are advantageous. This role involves travel across multiple plant and project sites. To apply for this position, please email your CV to sigmaairtechhr@gmail.com. The salary offered is competitive and negotiable based on experience.,