NewSenior Civil Engineer JobotSenior Civil EngineerNew York, NY$85,000–$120,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Developing detailed designs for civil engineering projects, including stormwater management systems, drainage, grading, and utilities.
Electrical Engineer (Data Centers) JobotElectrical Engineer (Data Centers)New York, NY$125,000–$165,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. With experience spanning Mission Critical Facilities, Data Center, Healthcare, and Research & Technology, we are constantly evolving with the latest advancements to deliver forward-thinking solutions and a strong commitment to client services.
NewElectrical Design Engineer JobotElectrical Design EngineerNew York, NY$100,000–$135,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. You will be responsible for the design of electrical systems from schematics through construction administration on a wide range of building types including Commercial, Public Sector, K-12, Higher Education, Justice, and Civic Projects.
Senior Data Engineer, BI United Nations Federal Credit UnionSenior Data Engineer, BINew York, NY$115,000 / yearFull timeDesign, develop, and optimize complex T-SQL stored procedures, functions, and database objects for high-volume OLTP and Data Warehouse environments, with expertise in transaction isolation levels, table hints, deadlocks, linked servers, OPENQUERY, triggers, and column-level encryption. Develop and implement solutions in Microsoft PowerBI and Microsoft Fabric, including Lakehouse/Warehouse modeling, Dataflows Gen2, Pipelines, and Semantic Models; support the modernization of existing ETL and reporting assets into Fabric and Azure cloud-based frameworks.
NewElectrical Design Engineer EIT/PE JobotElectrical Design Engineer EIT/PENew York, NY$90,000–$130,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Ideal candidates will have experience with engineering consulting firms, electrical power, lighting, fire alarm, and building systems for institutional and commercial buildings, as well as proficiency in Revit and AutoCAD.
NewMechanical Engineer (Sustainable Building) JobotMechanical Engineer (Sustainable Building)New York, NY$100,000–$140,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. As a key member of our team, you will play a pivotal role in the design and management of various projects, ensuring the highest levels of quality and efficiency.
NewElectrical Engineer EIT/PE JobotElectrical Engineer EIT/PENew York, NY$95,000–$145,000 / yearBy staying ahead of market trends and driving technological innovation, the firm has continually expanded its expertise to include specialty services such as low-voltage systems, building intelligence, deep carbon reduction, integrated field services, and architectural lighting design. Successful candidates will have experience in Electrical Systems Design with experience Leading electrical design teams on several concurrent projects, with 2-4+ years of experience as Project Manager within an Engineering Consulting or Design/Build Firm.
NewMechanical Engineer/Project Manager (HVAC) JobotMechanical Engineer/Project Manager (HVAC)New York, NY$95,000–$135,000 / yearSuccessful candidates will have Engineering Consulting Firms performing Conceptual Design of Mechanical Buildings Systems (HVAC, Boilers, Chillers, etc.) Projects Include: Data Centers, Commercial, Healthcare, Municipal & Federal, Transportation/Infrastructure, Education, Hospitality, etc. Leads the design on Tenant fit-out projects and is a key designer on base building/infrastructure upgrades; assembles riser diagrams, schedules, and floor plans; participates in specification writing.
NewResident Engineer The LiRo GroupResident EngineerNew York, NY$80–$95 / hourRecently, Global Infrastructure Solutions Inc. (GISI), the parent company of The LiRo Group and Hill International, Inc. consolidated a portion of the highly experienced staff of both LiRo and Hill in the Northeast to create a larger, more efficient, and cost-effective team to serve clients. The RE plays a vital role in coordinating between contractors, consultants, clients, and regulatory agencies, ensuring successful delivery of engineering and construction projects under the broader Program Management scope.
NewCommissioning Project Engineer (Data Centers) JobotCommissioning Project Engineer (Data Centers)New York, NY$90,000–$160,000 / yearMust be self-motivated and well versed in Data Center projects touching on large building MEP systems design, commissioning, retro-commissioning, energy modeling/analysis and construction for complex buildings. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewChief Engineer - Commercial Building and Land TechnologyChief Engineer - CommercialStamford, CTThe Chief Engineer oversees a team of 5–10 engineering and maintenance professionals and serves as the primary technical resource for all building infrastructure, including HVAC, electrical, plumbing, life safety, building automation, and critical support systems. This position provides strategic and hands-on leadership for all building engineering operations, ensuring the highest levels of system reliability, operational efficiency, life safety compliance, and tenant satisfaction.
Design Build Project Engineer - Manhattan, NY Page GroupDesign Build Project Engineer - Manhattan, NYNew York, NY$150,000–$160,000 / yearFull timeBased in Long Island, New York, this position requires strong experience managing complex infrastructure, transportation, or large-scale construction projects in a design-build environment. The Project Engineer will lead design-build construction projects for the MTA, overseeing all phases from planning through completion.
NewLead AI Engineer Mitchell MartinLead AI EngineerNew York, NYRemote$129,500–$185,000 / yearBy applying for this job, you agree to receive AI-generated calls, text messages, and/or emails from Mitchell Martin Inc and its affiliates and contracted partners at various frequency through traditional and automated methods. The role involves leading the development of intelligent systems, working closely with various teams, and utilizing advanced technologies to meet business needs.
NewSenior Electrical Engineer The LiRo GroupSenior Electrical EngineerSyosset, NY$120,000–$160,000 / yearRecently, Global Infrastructure Solutions Inc. (GISI), the parent company of The LiRo Group and Hill International, Inc. consolidated a portion of the highly experienced staff of both LiRo and Hill in the Northeast to create a larger, more efficient, and cost-effective team to serve clients. We work hard to build a corporate culture that empowers all our employees to freely share their ideas, know their presence, and contributions are truly valued, fostering a climate where our employees are enabled to maximize their full potential.
NewSenior Mechanical Engineer The LiRo GroupSenior Mechanical EngineerSyosset, NY$120,000–$160,000 / yearRecently, Global Infrastructure Solutions Inc. (GISI), the parent company of The LiRo Group and Hill International, Inc. consolidated a portion of the highly experienced staff of both LiRo and Hill in the Northeast to create a larger, more efficient, and cost-effective team to serve clients. We work hard to build a corporate culture that empowers all our employees to freely share their ideas, know their presence, and contributions are truly valued, fostering a climate where our employees are enabled to maximize their full potential.
Project Engineer (PE) - MTA Infrastructure Projects Page GroupProject Engineer (PE) - MTA Infrastructure ProjectsNew York, NY$100,000–$170,000 / yearFull timeYou'll step into a hands-on engineering role supporting a major $42M MTA job, working closely with both field teams and design stakeholders to keep complex infrastructure work moving. They've developed long-standing relationships with public agencies and continue to win repeat work, giving them one of the stronger pipelines in the market heading into 2026.
NewNetwork Engineer ECLARONetwork EngineerNew York, NY$67–$70 / hourSoftware Knowledge : Cisco IOS – specifically around maintaining and backup up production configurations and patching processes around networking devices (following a specific patching process). The Network Engineer role is responsible for supporting the core and branch network environment incorporating onsite build, implementation, and maintenance of network hardware and software.
Network Security Engineer ECLARONetwork Security Engineernew york, NY$75–$77 / hourBrings deep technical expertise in ForeScout and thrives in a complex, compliance-driven healthcare environment where uptime and patient data protection are paramount. Manage and maintain next-generation firewall infrastructure (Palo Alto Networks preferred), including rule lifecycle management and threat prevention policy tuning.
Field Engineer - Heavy Civil - New Rochelle, NY Page GroupField Engineer - Heavy Civil - New Rochelle, NYNew Rochelle, NY$105,000–$115,000 / yearFull timeThe Field Engineer - Heavy Civil - New Rochelle, NY will support NYSDOT heavy civil projects and will have a long runway for growth, including realistic track to becoming a Project Manager or Superintendent at the contractor. A successful Field Engineer - Heavy Civil - New Rochelle, NY should have: Proven experience in construction project management within the industrial or manufacturing sector.
Field Engineer (MTA) - Civil Construction in New York, New York Page GroupField Engineer (MTA) - Civil Construction in New York, New YorkNew York, NY$105,000–$125,000 / yearFull timeA successful Field Engineer (MTA) - Civil Construction in New York, New York should have: A strong understanding of construction processes, methods, and safety regulations. This project will be in New York, New York - but the general contractor completes projects in the New York, New York metropolitan area.
Senior Network Engineer STAND 8Senior Network EngineerNew York, NY$192,000–$2,160,000 / yearFull timeSTAND 8 provides end to end IT solutions to enterprise partners across the United States and with offices in Los Angeles, New York, New Jersey, Atlanta, and more including internationally in Mexico and India. STAND 8 provides end-to-end IT solutions to enterprise partners across the United States and globally with offices in Los Angeles, Atlanta, New York, Mexico, Japan, India, and more.
NewSenior Site Reliability Engineer - AVP - Credit Trade Floor BarclaysSenior Site Reliability Engineer - AVP - Credit Trade FloorNew York, NYTo be successful as a Senior Site Reliability Engineer - AVP - Credit Trade Floor, you should have: Demonstrated ability to manage incidents effectively, including rapid troubleshooting, solution-oriented stakeholder communication, and conducting root cause analysis (RCA) to prevent recurrence. Analysis of system logs, error messages and user reports to identify the root causes of hardware, software and network issues, and providing a resolution to these issues by fixing or replacing faulty hardware components, reinstalling software, or applying configuration changes.
NewProduct Engineer II – Utility Solutions EsriProduct Engineer II – Utility SolutionsNew York, NYRemote$79,664–$133,120 / yearAs the Product Engineer II – Utilities, you will collaborate with customers, industry teams, and other product development team members to design, develop, and support the right geospatial solutions for electric, gas, water, sewer, stormwater and telecommunications agencies. Design and author test cases for functionality, performance, scalability, and durability; execute both manual and automated tests, analyze test results, and report results.
NewSenior Software Engineer - Product Security PlaidSenior Software Engineer - Product SecurityNew York, NY$204,156–$281,196 / yearWhile these experience and characteristics are not prerequisites, candidates who possess them would be well-suited for the role: Experience building systems or services related to vulnerability management, data encryption, key management, secret management, user authentication, service authentication, authorization systems, and security policy enforcement. Unlike traditional Product security roles, this position is for a Senior software engineer who wants to solve security challenges at scale by designing and building production-grade services, libraries, and frameworks.
NewSoftware Engineer - Product Security PlaidSoftware Engineer - Product SecurityNew York, NY$188,748–$242,676 / yearExperience building systems or services related to vulnerability management, data encryption, key management, secret management, user authentication, service authentication, authorization systems, and security policy enforcement. Unlike traditional Product security roles, this position is for a software engineer who wants to solve security challenges at scale by building production-grade services, libraries, and frameworks.
NewSr. Product Engineer – Web Services EsriSr. Product Engineer – Web ServicesNew York, NYRemote$93,600–$159,328 / yearExperience working with ArcGIS applications and technologies (such as ArcGIS Hub, ArcGIS Map Viewer, ArcGIS REST APIs, ArcGIS API for Python, ArcGIS Maps SDKs). You will act as a service owner and trusted decision‑maker, shaping priorities, balancing tradeoffs, and ensuring our web services remain reliable, scalable, and valuable to customers over time.
NewStaff Engineer (Platform) - Remote LaterStaff Engineer (Platform) - RemoteNew York, NYRemote$175,000–$250,000 / yearBy combining trusted insight with expert guidance, Later removes guesswork from influencer marketing, enabling brands to choose the right creators, execute fully managed campaigns, and drive meaningful growth across awareness, engagement, and revenue. Built on a native, AI-powered platform and more than a decade of proprietary data—including billions of social interactions, impressions, and $2.4B+ in verified influencer-driven purchases—Later helps teams understand what will work before they launch.
NewStaff Engineer (Product) - Remote LaterStaff Engineer (Product) - RemoteNew York, NYRemote$175,000–$250,000 / yearBy combining trusted insight with expert guidance, Later removes guesswork from influencer marketing, enabling brands to choose the right creators, execute fully managed campaigns, and drive meaningful growth across awareness, engagement, and revenue. Built on a native, AI-powered platform and more than a decade of proprietary data—including billions of social interactions, impressions, and $2.4B+ in verified influencer-driven purchases—Later helps teams understand what will work before they launch.
NewSolutions Engineer ICONIQ CapitalSolutions EngineerNew York, NY$170,000–$190,000 / yearWith over $100B assets under management, we seek to build resilient investment portfolios, partner with inspired entrepreneurs transforming industries, manage our clients’ lives and legacies, and create uncommon opportunities across sectors and society. With over $80B assets under management, we seek to build resilient investment portfolios, partner with inspired entrepreneurs transforming industries, manage our clients’ lives and legacies, and create uncommon opportunities across sectors and society.
NewProject Engineer #26-15420 US Tech Solutions, Inc.Project Engineer #26-15420Hicksville, NYKnowledge of the RFP process for LIPA, diligent documentation of the procurement process to ensure approval of the PPAs as well as understanding of legal perspective associated with the procurements, commercial contracts and key decisions such as selection or rejection of awards, evaluations, determining performance, price negotiations, cancellation or modification of contracts etc. Requires knowledge of project management function and requires understanding of political and community issues, permitting processes, regulatory developments and requirements, core project management and coordination skills with internal as well as external stakeholders.
NewSenior Software Engineer MicrosoftSenior Software EngineerNew York, NY$119,800–$234,700 / yearMasters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or PythonOR Bachelors Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year.
Project Engineer Page GroupProject EngineerBrentwood, NY$80,000–$120,000 / yearFull timeThe organization delivers end‑to‑end services including engineering, procurement, construction, and maintenance for utilities, developers, and government clients, with expertise spanning overhead and underground transmission and distribution, substations, renewable energy projects, and gas infrastructure. The Project Engineer position offers an exciting opportunity to develop project schedules and processes for cutting-edge overhead transmission projects and will collaborate with functional leads and project managers, engaging in both office and fieldwork to identify critical and near-critical paths.
Senior Mechanical Design Engineer - Machinery - Suffolk County Michael Page USASenior Mechanical Design Engineer - Machinery - Suffolk CountyFarmingdale, NY$100,000–$130,000 / yearFull timeThis role is ideal for an engineer who thrives on technical problem‑solving, machine innovation, and seeing designs come to life. Design mechanical components and assemblies including motion systems, sealing mechanisms, and material handling.
Software Engineer (C++ and C#) Page GroupSoftware Engineer (C++ and C#)Manhattan, NY$70–$83 / hourContractorThis role requires hands-on experience building and supporting Excel Add-ins, with proficiency in Java, Python, and AWS cloud services. If you're a skilled Software Engineer (C++/C#) looking for a temporary opportunity in New York, we encourage you to apply and join a thriving team in the financial services industry!
Senior BI Data Engineer Page GroupSenior BI Data EngineerManhattan, NY$115,000–$160,000 / yearFull timeStrong data engineering background, including Oracle, API-based data extraction, XML handling, TFS-based code management across environments, and core DBA tasks such as backup and restore. Proven experience building data marts using dimensional modeling, and delivering complex, evaluative reports that require advanced troubleshooting skills.
Civil Engineer/Drafter LeidosCivil Engineer/DrafterJamaica, NY$59,150–$106,925The National Airspace Systems Integration Support (NISC) program at Leidos is seeking a Drafting Engineer to provide support to the Federal Aviation Administration (FAA) Central Service Area - Engineering Services Group located in the FAA’s Jamaica New York Office. Knowledge of National Airspace System Equipment Tower (NASET), National Airspace System Equipment Building (NASEB), Heating Ventilating and Air Conditioning (HVAC), power, general building construction techniques, Hazardous Materials (HAZMAT)s, fire detection, security, site work.
NewAssociate Vice President Bridge Inspection Practice Lead The LiRo GroupAssociate Vice President Bridge Inspection Practice LeadNew York, NY$185,000–$210,000 / yearRanked among the nation’s top A/E firms by Engineering News-Record, we have over 1,100 employees across the Northeast and are part of Global Infrastructure Solutions Inc. (GISI), a 7,000+ person, employee-owned family of companies that includes Hill International and GEI Consultants. We work hard to build a corporate culture that empowers all our employees to freely share their ideas, know their presence, and contributions are truly valued, fostering a climate where our employees are enabled to maximize their full potential.
Project Manager (PE) | MTA Civil | $100M Projects Page GroupProject Manager (PE) | MTA Civil | $100M ProjectsNew York, NY$130,000–$185,000 / yearFull timeSeeking a Project Manager with an active PE license to lead $50M-$100M+ MTA civil construction projects, overseeing budgets, schedules, and stakeholder coordination from start to finish. Due to continued growth, they are seeking a Project Manager with an active PE license to take ownership of major transit-focused civil projects.
Professional Engineer 1 (Civil/Transportation) - (NY HELPS) - Region 8 New York State Thruway AuthorityProfessional Engineer 1 (Civil/Transportation) - (NY HELPS) - Region 8Valhalla, NY$116,534–$128,752 / yearQualifying degrees: Civil Engineering, Civil Engineering Technology, Construction Engineering, Construction Engineering Technology, Construction Engineering Management, Construction Engineering Management Technology, Geological Engineering, Geotechnical Engineering, Hydraulics Engineering, Materials Engineering, Materials Science and Engineering, Metallurgical and Materials Engineering, Structural Engineering, Transportation Engineering, Transportation Planning and Engineering, or Engineering Science with a recognized concentration in any of the above listed engineering degrees. New York State Education Department (NYSED) Guidelines for Professional Engineering Practice, Guideline 1: As a licensed professional engineer, you are required to practice within your authorized scope of practice, as defined in the Education Law, Commissioners Regulations and Rules of the Board of Regents.
Professional Software Engineer - AI Driven Engineering (Hybrid - Newark, NJ, NYC or Edgewood, NY) Broadridge Financial Solutions IncProfessional Software Engineer - AI Driven Engineering (Hybrid - Newark, NJ, NYC or Edgewood, NY)NY$165,000–$175,000 / yearThe ideal candidate possesses strong hands-on engineering capabilities across Kafka, AWS, PostgreSQL, microservices, APIs, and distributed systems design, while also leading and overseeing delivery execution across multiple engineering teams. We believe that associates do their best when they feel safe, understood, and valued, and we work diligently and collaboratively to ensure Broadridge is a company-and ultimately a community-that recognizes and celebrates everyone's unique perspective.
Professional Software Engineer - AI Driven Engineering (Hybrid - Newark, NJ, NYC or Edgewood, NY) BroadridgeProfessional Software Engineer - AI Driven Engineering (Hybrid - Newark, NJ, NYC or Edgewood, NY)Edgewood, New YorkThe ideal candidate possesses strong hands-on engineering capabilities across Kafka, AWS, PostgreSQL, microservices, APIs, and distributed systems design, while also leading and overseeing delivery execution across multiple engineering teams. We believe that associates do their best when they feel safe, understood, and valued, and we work diligently and collaboratively to ensure Broadridge is a company—and ultimately a community—that recognizes and celebrates everyone’s unique perspective.
Professional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - Melville, NY Marshall DenneheyProfessional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - Melville, NYMelville, NY$130,000–$200,000Marshall Dennehey, P.C., a nationally recognized Am Law 200 civil defense law firm with more than 60 years of dedicated service, is seeking an Architects and Engineer Errors & Omissions / Construction Defect Attorney (“A&E/CD”) with 2 to 5 years of experience for its Melville office. We are extremely proud of our sophisticated A&E/CD practice, and our attorney's abilities not only to try cases, but leverage their experience and reputation to achieve excellent results and reach creative resolutions for our clients and their insurers.
Professional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - New York, NY Marshall DenneheyProfessional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - New York, NYNew York, NY$130,000–$200,000Marshall Dennehey, P.C., a nationally recognized Am Law 200 civil defense law firm with more than 60 years of dedicated service, is seeking an Architects and Engineer Errors & Omissions / Construction Defect Attorney (“A&E/CD”) with 2 to 5 years of experience for its New York City office. We are extremely proud of our sophisticated A&E/CD practice, and our attorney's abilities not only to try cases, but leverage their experience and reputation to achieve excellent results and reach creative resolutions for our clients and their insurers.
Professional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - Westchester, NY Marshall DenneheyProfessional Liability Attorney - Architects and Engineer Errors & Omissions / Construction Defect - Westchester, NYPurchase, NY$130,000–$200,000Marshall Dennehey, P.C., a nationally recognized Am Law 200 civil defense law firm with more than 60 years of dedicated service, is seeking an Architects and Engineer Errors & Omissions / Construction Defect Attorney (“A&E/CD”) with 5+ years of experience for its Westchester office. We are extremely proud of our sophisticated A&E/CD practice, and our attorney's abilities not only to try cases, but leverage their experience and reputation to achieve excellent results and reach creative resolutions for our clients and their insurers.
NewSenior Data Management Professional - Automation Engineer - Funds BloombergSenior Data Management Professional - Automation Engineer - FundsNew York, NY$110,000–$190,000 / yearYou’ll be responsible for improving automation rates across the product by identifying inefficiencies, applying modern technologies (including AI/ML where appropriate), and building solutions that improve the data quality along the way. + Collaborate with subject matter authorities in Data, as well as colleagues in Product and Engineering, on roadmaps to improve automation rates and ensure consistency in quality in maintained or improved.
NewConstruction Manager/Resident Engineer (Landscape Professionals) TectonicConstruction Manager/Resident Engineer (Landscape Professionals)Forest Hills, New YorkQUALIFICATIONSBachelor’s Degree in Construction Management, Civil Engineering, Landscape Architecture, or a related field; Minimum 5 years of experience of professional landscape architectural/civil construction experience; Must have excellent oral and written communication skills, as well as strong analytical skills; Strong computer skills, with proficiency with in Microsoft Office Suite and ability to utilize any project-related software; Reliable transportation required; PHYSICAL REQUIREMENTS While performing the essential functions of this position, the employee is frequently required to assume a stationary position, handle, inspect, and/or feel documents, materials and/or equipment relevant to the job and communicate about same. They are also occasionally be required to move around on the job-site, including ascending or descending on the landscape or on a ladder, and positioning themselves appropriately to access necessary testing materials and equipment; they are sometimes required to do so in hazardous conditions, such as in rain or snow.
Technical/Professional - Systems Engineer MindlanceTechnical/Professional - Systems EngineerStratford, CTPerforms functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal.