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Corporate Environments
Corporate Campuses
Administrative Headquarters
Commercial Buildings
Industry
Industrial Complexes
Factories and Industrial Plants
Distribution Centers
Energy
Thermoelectric Power Plants
Substations
Solar Power Plants
Hydroelectric Power Plants
Government
Government Buildings
Public Safety
Smart Cities
Healthcare
Medical Centers
Laboratories
Hospitals
Education
Educational Institutions
Research Centers
University Campuses
Transportation
Roads
Railways
Airports
Ports
Retail
Shopping Centers
Retail Networks
Entertainment
Sports Complexes
Event Centers
Stadiums and Arenas
Social Clubs
  • Corporate Environments
  • Industry
  • Energy
  • Government
  • Healthcare
  • Education
  • Transportation
  • Retail
  • Entertainment
Electrical Engineering

Integrated low-voltage electrical infrastructure solutions, covering design, sizing and modernization of distribution, protection and grounding systems, structured for safety, reliability and regulatory compliance.

Power Quality
Low-Voltage Electrical Installations (LV)
Network and Telecommunications Engineering

Integrated communication infrastructure solutions, covering physical and logical network architecture, optical connectivity, wireless systems and convergent systems.

Dry Infrastructure
Electronic Security Systems Engineering

Integrated protection and monitoring solutions, covering CCTV, access control, intrusion detection and analytics systems, structured for operational security, technological integration and business continuity.

Perimeter Protection
Security Operations Center (SOC)
Cybersecurity Engineering

Integrated solutions for protecting digital environments and critical infrastructure, covering secure network architecture, segmentation, access control, monitoring and threat mitigation.

Network Access Control (NAC)
Secure Access Service Edge (SASE)
Endpoint Detection and Response (EDR / XDR)
Identity and Access Management (IAM)
Endpoint Hardening
Next Generation Firewall (NGFW)
Security Operations Center (SOC)
Audio and Video Systems Engineering

Integrated audiovisual communication solutions, covering videoconferencing, sound systems, video walls and collaborative systems, structured for performance, intelligibility, technological integration and support for corporate and critical environments.

Auditoriums and Multipurpose Rooms
Smart Meeting Rooms
Ambient Sound System
Videoconferencing
Cloud Computing Engineering

Cloud infrastructure and service solutions, covering IaaS, backup and disaster recovery, security and hybrid environment management, structured for high availability, data protection and operational scalability.

Multicloud Environments
HVAC Systems Engineering
Energy Efficiency in HVAC
Thermal Monitoring of Critical Environments
Environment Pressurization
HVAC System Automation
Data Center Cooling
IT Management
IT Asset Management (ITAM)
Data Center Infrastructure Management (DCIM)
IP Address Management (IPAM)
Digital Solutions and Digital Transformation

Integrated solutions for modernizing processes and infrastructure, covering automation, systems integration and analytical intelligence, structured to increase operational efficiency, data governance and technological scalability.

Internet of Things (IoT)
Business Intelligence
  • Electrical Engineering
  • Network and Telecommunications Engineering
  • Electronic Security Systems Engineering
  • Cybersecurity Engineering
  • Audio and Video Systems Engineering
  • Cloud Computing Engineering
  • HVAC Systems Engineering
  • IT Management
  • Digital Solutions and Digital Transformation
Survey and Diagnosis

Technical analysis and assessment of project conditions to define the basis for engineering design.

Site Survey
Due Diligence
Feasibility Analysis
Technical Audit
Planning

Technical structuring of the engineering solution and definition of implementation parameters for the project.

Master Plans
Technical Consulting
Legal Advisory
Basic Design
Executive Design Project
Implementation

Technical execution of engineering solutions and implementation of designed systems and infrastructure.

Project Management
Project Management
Procurement Management (Supply Engineering)
Parameterization and Configuration of Systems
Commissioning
Operation

Technical support for operation, stabilization and maintenance of implemented infrastructure.

Assisted Operation
Knowledge Transfer
Maintenance Engineering
Retrofit and Upgrades
Integrated Contracting

Contracting models that consolidate the project life cycle into integrated engineering processes.

FEL – Front-End Loading
OE – Owner’s Engineering
EPCM – Engineering, Procurement and Construction Management
EPC – Engineering, Procurement and Construction (Turnkey Project)
Complementary Services

Specialized technical services designed to support, complement or validate engineering activities.

Essays and Tests
Issuance of Technical Reports
Issuance of Technical Opinions
Systems Integration
Process Automation
  • Survey and Diagnosis
  • Planning
  • Implementation
  • Operation
  • Integrated Contracting
  • Complementary Services
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  • Home
  • Setores
    Setores
    • Corporate Environments
      Corporate Environments
      • Corporate Campuses
      • Administrative Headquarters
      • Commercial Buildings
    • Industry
      Industry
      • Industrial Complexes
      • Factories and Industrial Plants
      • Distribution Centers
    • Energy
      Energy
      • Thermoelectric Power Plants
      • Substations
      • Solar Power Plants
      • Hydroelectric Power Plants
    • Government
      Government
      • Government Buildings
      • Public Safety
      • Smart Cities
    • Healthcare
      Healthcare
      • Medical Centers
      • Laboratories
      • Hospitals
    • Education
      Education
      • Educational Institutions
      • Research Centers
      • University Campuses
    • Transportation
      Transportation
      • Roads
      • Railways
      • Airports
      • Ports
    • Retail
      Retail
      • Shopping Centers
      • Retail Networks
    • Entertainment
      Entertainment
      • Sports Complexes
      • Event Centers
      • Stadiums and Arenas
      • Social Clubs
  • Serviços
    Serviços
    • Survey and Diagnosis
      Survey and Diagnosis
      • Site Survey
      • Due Diligence
      • Feasibility Analysis
      • Technical Audit
    • Planning
      Planning
      • Master Plans
      • Technical Consulting
      • Legal Advisory
      • Basic Design
      • Executive Design Project
    • Implementation
      Implementation
      • Project Management
      • Project Management
      • Procurement Management (Supply Engineering)
      • Parameterization and Configuration of Systems
      • Commissioning
    • Operation
      Operation
      • Assisted Operation
      • Knowledge Transfer
      • Maintenance Engineering
      • Retrofit and Upgrades
    • Integrated Contracting
      Integrated Contracting
      • FEL – Front-End Loading
      • OE – Owner’s Engineering
      • EPCM – Engineering, Procurement and Construction Management
      • EPC – Engineering, Procurement and Construction (Turnkey Project)
    • Complementary Services
      Complementary Services
      • Essays and Tests
      • Issuance of Technical Reports
      • Issuance of Technical Opinions
      • Systems Integration
      • Process Automation
  • Soluções
    Soluções
    • Electrical Engineering
      Electrical Engineering
      • Power Quality
      • Low-Voltage Electrical Installations (LV)
    • Network and Telecommunications Engineering
      Network and Telecommunications Engineering
      • Dry Infrastructure
    • Electronic Security Systems Engineering
      Electronic Security Systems Engineering
      • Perimeter Protection
      • Security Operations Center (SOC)
    • Cybersecurity Engineering
      Cybersecurity Engineering
      • Network Access Control (NAC)
      • Secure Access Service Edge (SASE)
      • Endpoint Detection and Response (EDR / XDR)
      • Identity and Access Management (IAM)
      • Endpoint Hardening
      • Next Generation Firewall (NGFW)
      • Security Operations Center (SOC)
    • Audio and Video Systems Engineering
      Audio and Video Systems Engineering
      • Auditoriums and Multipurpose Rooms
      • Smart Meeting Rooms
      • Ambient Sound System
      • Videoconferencing
    • Cloud Computing Engineering
      Cloud Computing Engineering
      • Multicloud Environments
    • HVAC Systems Engineering
      HVAC Systems Engineering
      • Energy Efficiency in HVAC
      • Thermal Monitoring of Critical Environments
      • Environment Pressurization
      • HVAC System Automation
      • Data Center Cooling
    • IT Management
      IT Management
      • IT Asset Management (ITAM)
      • Data Center Infrastructure Management (DCIM)
      • IP Address Management (IPAM)
    • Digital Solutions and Digital Transformation
      Digital Solutions and Digital Transformation
      • Internet of Things (IoT)
      • Business Intelligence
  • Conteúdo
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Network Access Control (NAC)

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O que dizem sobre nós
O que dizem sobre nós?

" Estou há 21 anos trabalhando com monitoramento ostensivo a frente do Monitoramento do STJ, e posso afirmar com toda certeza que a equipe da A3A Engenharia de Sistemas foi a mais profissional com quem já trabalhei, com técnicos muito bem treinados, trabalhando dentro das Normas de segurança e uma experiência de atendimento com o cliente perfeito. Além disso a entrega dentro dos prazos e o atendimento a todas as demandas do projeto foram primordiais para o sucesso da implementação. "

Pedro Bamberg Morgado
Pedro Bamberg Morgado
Supervisor Técnico de Monitoramento
Superior Tribunal de Justiça

" Conheço o trabalho da A3A Engenharia de Sistemas há mais de 10 anos e posso afirmar que a empresa possui um expertise diferenciado em projetos de alta performance. Com soluções avançadas em monitoramento inteligente, controle de acesso e análise de vídeo, a A3A Engenharia oferece aos seus clientes o que há de melhor no mercado. Seu Departamento de Engenharia, certificado e especializado, aliado a um vasto acervo técnico, reforça a qualificação da empresa e sua capacidade de entregar projetos de grande complexidade. A A3A Engenharia é a escolha certa para auxiliar clientes a alcançar seus objetivos e superar expectativas. Além disso, a pontualidade na entrega e a atenção a todas as demandas garantem o sucesso em cada implementação. "

Eduardo Menck
Eduardo Menck
Key Account Manager
Milestone Systems

" A A3A Engenharia de Sistemas se destaca pelo seu comprometimento com a excelência técnica e pela capacidade de desenvolver projetos de segurança eletrônica altamente eficazes. Com foco em soluções de controle de acesso, a equipe da A3A Engenharia de Sistemas utiliza os produtos HID de maneira inovadora, garantindo a máxima proteção e eficiência operacional. A experiência e o conhecimento especializado da A3A Engenharia de Sistemas proporcionam soluções que não apenas atendem às necessidades específicas de cada cliente, mas também agregam valor com tecnologia de ponta e confiabilidade. "

Ricardo Miralha
Ricardo Miralha
Biometric Business Development Manager LATAM
HID Global

" Uma das razões fundamentais para a Milestone Systems se manter na liderança mundial em plataformas de vídeo monitoramento é por sua consistente e qualificada rede de parceiros. A A3A Engenharia de Sistemas faz parte desse seleto hall de parceiros Gold, cujo investimento na marca com treinamentos e soluções de demonstração tem sido fundamental para entrega de soluções integradas para os seus clientes. "

Andrei Junqueira
Andrei Junqueira
Channel Business Manager
Milestone Systems

" A A3A Engenharia de Sistemas, importante parceiro Certificado Bosch no Sul do Brasil, percebeu a possibilidade de oferecer aos seus clientes uma solução de maior valor agregado utilizando os analíticos de vídeo embarcados nas câmeras Bosch, painéis B Series e o VMS Milestone, o que confere ao sistema infinitas possibilidades de integração, sendo a primeira empresa a realizar essa integração no Brasil e disponibilizar esse sistema para prova de conceito em seu Showroom. "

Robson Marzochi
Robson Marzochi
Regional Product Marketing Manager LATAM
Bosch Building Technologies

" Projetos de Segurança exigem dos integradores de sistema não apenas conhecimentos de produtos e configurações, mas também uma grande experiência com análise de riscos, integração de diferentes plataformas e a oferta de soluções que contribuam para a continuidade do negócio de clientes finais. Este é um dos diferenciais de parceiros como a A3A Engenharia de Sistemas. "

Gláucio Silva
Gláucio Silva
Senior Sales Director
Genetec

" Como Executivo na Sentry - Muralha Digital, tenho a satisfação de contar com a A3A Engenharia de Sistemas como uma parceira estratégica de confiança. A A3A Engenharia se destaca pela competência e pelo compromisso em fornecer serviços de Engenharia especializada em Projetos de vídeo monitoramento, Controle de acesso e análise de vídeo. Além disso, o investimento contínuo que a empresa faz em certificações e em um showroom conceitual é um grande diferencial, permitindo que seus clientes conheçam na prática soluções inovadoras e integrações avançadas. É uma parceria que agrega valor real aos nossos projetos e fortalece nosso compromisso com a qualidade e a inovação. "

Junior Carrara
Junior Carrara
Senior Executive
Sentry - Muralha Digital

" A A3A Engenharia de Sistemas é uma empresa de Engenharia focada em soluções de alto nível, sempre buscando agregar valor aos projetos e ao cliente final. Empresa muito preocupada e zelosa com a qualidade dos serviços prestados, projetos excetuados e ainda mais com a certificação da equipe. Uma das poucas empresas com altos níveis de certificações nacionais e internacionais, junto aos maiores players de Hardware e Software no mercado. Para a Dahua Technology, é uma grande conquista ter a A3A como parceira de negócios. "

Luis Fernando Klock
Luis Fernando Klock
Regional Sales Manager
Dahua Technology Brasil

Why A3A Engenharia de Sistemas?

  • More than three decades of engineering practice applied to corporate, industrial and critical infrastructure projects, with a consistent track record in the technical management of highly complex multidisciplinary projects.
  • Integrated technical structure bringing together planning, executive definition, engineering governance, technical procurement and deployment tracking under specialized coordination.
  • Ability to adapt to different operational environments and regulatory requirements, ensuring technical solutions aligned with the specific needs of each client and sector.
  • Work oriented toward technical compliance, risk mitigation and predictable results, preserving engineering requirements throughout the entire project lifecycle.
  • Structured and field-validated technical portfolio comprising projects, assessments, reports and formal engineering documentation developed across diverse operational contexts.
Company Overview
Why A3A

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