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Acoustical engineers are responsible for the design, analysis and optimization of sound properties in projects ranging from architectural to ultrasonic.
Hire an Acoustical Engineering Specialist to help you with the audio and sound in your next project.
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4.1
4.1
100%

Ramallo, Argentina
$5 USD per hour
I consider myself a flexible-minded and solution-focused person. I seek to enjoy work and find value in every challenge that comes my way. In the work environment, I stand out for my creativity and proactivity, considering them fundamental to achieve success in a team. Student of Sound Engineering at the Universidad Nacional de Tres de Febrero. Musician, especially pianist, a great passion since childhood. Me considero una persona de mentalidad flexible y enfocado en las soluciones. Busco disfrutar del trabajo y encontrar valor en cada desafío que se presente. En el ámbito laboral, destaco por mi creatividad y proactividad, considerándolos fundamentales para alcanzar el éxito en equipo. Estudiante de Ingeniería en Sonido en la Universidad Nacional de Tres de Febrero. Músico, especialmente pianista, una gran pasión desde chico.

1.5
1.5
67%

São Paulo, Brazil
$12 USD per hour
Projects in automotive Motorsport, limited series car work in project of chassis and suspension. Work in projects for thermal dissipation of air core reactor for electric substation. I have experience with Portuguese to English translation for the purposes of writing technical texts and articles

8.9
8.9
99%

Dinajpur, Bangladesh
$30 USD per hour
This is SRplanet an Agency founded in 2013. SRplanet is a team of Professional Video Editor & Filmmaker, Voice Over Artists, Website Designer & Developer, Architecture Designer, and a team of passionate Animators capable of creating immersive stories. ✅ Experience & Expertise in Video Editing & Animation industry: We are working with Freelancer since 2013 on Explainer Videos & Facebook, Instagram and other platforms ads. Our Expertise: ◉ 2D Animation Explainer video. ◉ 3D Animation Explainer video. ◉ Whiteboard Explainer Video. ◉ Voice Over ◉ Promotional And Commercial Video ◉ Music, Cinematic Video. ◉ 2D & 3D Model. ✅ Voice Over : Our team is proud to offer voiceover services in over 40 languages with a roster of more than 100 talented voiceover artists. Our expert team of linguists and sound engineers work together to ensure that our clients receive high-quality voiceovers that accurately convey their message in any language. Whether it's for a commercial, e-learning course, or documentary, our team has the knowledge and experience to deliver exceptional voiceover services that meet and exceed our clients' expectations ✅ 3D Modeling Expertise: At SRplanet, we specialize in high-quality 3D modeling services. Our experienced team utilizes advanced software like Maya, Blender, and Cinema 4D to create detailed and realistic 3D models. Whether you need architectural visualizations, product prototypes, or character designs, we ensure precision and artistic excellence in every project. Our dedication to quality craftsmanship and client satisfaction sets us apart in the field of 3D modeling. ✅ Web & Mobile App Design & Development At SRplanet, we create modern, user-friendly websites and mobile applications tailored to business needs. Our team specializes in designing and developing responsive websites, web applications, e-commerce platforms, and Android/iOS mobile apps that combine great user experience with reliable performance. Whether you need a business website, custom web portal, mobile app, or complete digital solution, we deliver scalable and high-quality products using the latest technologies and industry best practices. Choose SRplanet and unlock a world of possibilities for your creative projects. Thank you for considering us as your trusted partner. SRplanet

7.4
7.4
89%

hyderabad, Pakistan
$50 USD per hour
SoasTech is an AI Transformation and Digital Engineering company led by CEO Asif Baloch, a Senior Software Engineer with 8+ years of experience delivering enterprise-grade software, AI, cloud, and digital solutions for startups, SMEs, and enterprises worldwide. 🚀 Core Services 🤖 AI & Agentic Systems OpenAI, ChatGPT, Claude, Gemini, LLMs, AI Agents, Agentic AI, LangChain, RAG, MCP, Prompt Engineering, Vector Databases, AI Chatbots, Computer Vision, OCR, YOLO, FastAPI, n8n, Make.com, AI Automation, and Enterprise AI Solutions. 🌐 Software Development Full Stack Development, React.js, Node.js, PHP, Laravel, Django, Next.js, MERN, Salesforce, Zoho CRM, Odoo, SharePoint, SaaS Platforms, Enterprise Software, API Development, API Integration, and Custom Web Applications. ☁️ Cloud & DevOps AWS, Azure, Google Cloud, Docker, Kubernetes, Terraform, CI/CD, Cloud Architecture, Cloud Security, Infrastructure Automation, and High Availability Systems. 🏢 Enterprise Automation Salesforce Development, Salesforce Lightning, Zoho CRM, ERP Integration, Workflow Automation, Process Automation, Power Automate, Make.com, n8n, and Digital Transformation Solutions. 🛒 eCommerce Solutions Shopify, WooCommerce, Magento, Marketplace Development, Payment Gateway Integration, CRM & ERP Integrations, and Scalable Commerce Platforms. 📱 Mobile Applications Flutter, React Native, Android, iOS, Cross-Platform Apps, and Enterprise Mobile Solutions. 🔗 Blockchain & Web3 Smart Contracts, DeFi, DApps, NFT Platforms, Ethereum, Solana, Polygon, BNB Chain, Trading Bots, and Web3 Integrations. 📈 Trading & FinTech MT4/MT5, TradingView, Pine Script, Binance API, Interactive Brokers API, Algorithmic Trading, Backtesting, and Financial Automation. 🦾 Industrial Automation & IoT PLC, SCADA, Robotics, Embedded Systems, IoT, IIoT, Arduino, Raspberry Pi, ESP32, Manufacturing Automation, and Process Control Systems. ⚙️ Engineering & Embedded Electrical Engineering, Electronics, PCB Design, MATLAB/Simulink, Signal Processing, Embedded Software, and Product Development. 🔒 Cybersecurity Penetration Testing, Security Audits, Digital Forensics, Network Security, Cloud Security, Risk Assessment, Compliance, and Data Protection. ✅ Milestone-Based Delivery ✅ Enterprise-Grade Quality ✅ Transparent Communication ✅ Long-Term Support 💬 Ready to build AI-powered, scalable, and secure solutions? Let's discuss your project.

6.7
6.7
96%

GUJRANWALA (G035), Pakistan
$20 USD per hour
I am a research writer with years of writing and publishing reseach papers experience for clients. I am currently working at IRCBM (Interdisciplinary Research Center for Biomedical Materials) at COMSATS for Sensors, Nanogenerators, Supercapacitors, Batteries, and Fuel cells research. I have strong command at Physics and Mathematics. Fully experienced in Classical and Quantum mechanics Material Sciences Theoretical Physics Heat and Thermodynamics Fluid Dynamics Electricity and Magnetism Computational physics Modern physics Relativity and Cosmology Atomic and Nuclear physics Statistical mechanics/ physics Solid-state physics Electrodynamics Mathematical methods of physics Condensed matter physics Matlab Calculus l and ll Analytical geometry and trignometry Complex series and integration Differential equations Topology Statistics and probability Vector algebra......etc I am the best CONTENT, ACADEMIC, CREATIVE, AND RESEARCH writer . Write content free of plagiarism and grammatical mistakes. I am best for research/ thesis editing, revisions, and formatting for MPhil and P.hD Physics students. I can proofread all the content related to any subject. I am able to write LATEX CODE and can use OVERLEAF properly. AutoCAD Begin with a detailed sketch outlining your design concept. Utilize precise measurements to create accurate 2D drafts. Gradually extrude and manipulate shapes to convert 2D drafts into 3D models. Ensure to refine details, add annotations, and perform quality checks before finalizing the CAD design. I am an expert in MS office and othet tools like Word ( for research writing, I can adjust layouts, H1, H2, H3..., page numbers, equations, Table of Content,....etc) Excel (I can apply all kinds of formulas to data and can draw all kind of charts like Pie chart, bar chart, Scattered plot and most important I can draw charts that are not directly drawn be excel e.g. Wind Rose Chart). Powerpoint, VISIO ( for Flow charts and drawings) ORIGIN Pro ( for charts and data analysis) Matlab ( for coding) Orange Data Mining software ( for data mining and data analysis) Gambit (for Game Theory Analysis) I am using ChatGPT 4o for marketing and research and writing purpose. Regarding Matlab, I am experienced in codes creation scientific research papers. I can also convert MATLAB code into other programming languages like C#, C++, R......etc and vice versa.

6.2
6.2
98%

Dera Ghazi Khan, Pakistan
$30 USD per hour
I am Futras Abbas, a Mechanical Engineer with expertise in Finite Element Analysis (FEA), Computational Fluid Dynamics (CFD), and 3D modeling using ANSYS, COMSOL, and SolidWorks. I deliver accurate simulations and designs that help optimize performance, reduce costs, and solve complex engineering problems. Client satisfaction is my top priority, and I ensure clear communication, timely delivery, and professional results. Let’s work together to bring your project to the next level.
5.2
5.2
100%

Merlo, Argentina
$25 USD per hour
A lot of people would ask me: "What is production?" I will just tell them: to project, act and create. In that order. When working with me, I propose to found a musical bond with a balanced dynamic, where both the artist and I, the producer, will be motivated to carry out a vision—projection of the result we desire—throughout continuous feedback and reciprocity. Our goal, is to achieve that professional material that resonates in our minds (but that we rarely hear when playing our content individually) and to create a product of our remuneration as musical artists, expressing ourselves as the intellectual beings we actually are. As an accompaniment, I will always benefit from the client's feedback, and, at the same time, the latter will be part of a learning experience that can only witness if is committed to the artistic vision and determination as a composer. -But, isn't this supposed to be something the artist themselves can do? That's right, the artist can produce. -So, why would anyone seek out a producer? Primarily, for 3 reasons: 1) Experience: I will offer you a unique perspective on the work we do as a team, always valuing your opinion but maintaining my honesty as a participant in our creation, and as a critic listener of countless of artists with global certifications. Good taste is something that develops with time and dedication. 2) Direction: I will be your guide, I will show you the what and the how. I will design a plan with your ideas, to be used to our advantage so the final result is remarkful and one we are always happy with. 3) Completion: I will ensure the work is completed on a schedule. Many times, people get carried away by lack of motivation, personal issues, or other circumstances that are taking away their time and energy, which is the main reason artists abandon their projects, or pause them undefinitely. I won't let that happen. As the main assistant on your project, I will do everything possible on my behalf to ensure that it is completed on time and with promising results. Remember: A low effort is a low reward. If you liked my proposal and are willing to work to achieve great results, I'd like to hear more about you. I'm sure I can bring much more to the table than you would think. Many times, you'll be surprised at how much different the final result is from the small idea you had in your head. Sometimes, you start with a concrete idea and end up with a completely different one afterwards. Other times, the result is exactly as you imagined, but the important thing, is that you're happy that you can bring your ideas to life, and that the creative process is orderly, peaceful and fun. And most importantly, that you are SATISFIED with it. If you've read my description, I thank you very much for your interest, and I invite you to have a chat with me. I'll be open to any questions/suggestions you may have :) your learning process is also my priority. Best regards!

4.7
4.7
82%

Bahawalpur, Pakistan
$23 USD per hour
I am professional mechatronics Engineer and I have done many projects related to my field.My experience is in: ✅Mechanical Engineering ✅Electrical Engineerig I have done 50+ projects in: 1.Matlab 2.KICAD 3.Pcb layouts 4.Embedded systems 5.Proteus 7.C++ programming 8.Solidworks 9. Ansys 10. computational fluid mechaics 11. Hardware,tensor flow 12.simuation 13. Design prototype 14. MATLAB/SIMULINK 15. WIRELESS COMMUNICATION 16. FEA/CFD /CAD- ANSYS , SOLIDWORKS 17. RF ENGINEERING & MICROWAVES

4.1
4.1
100%

Madrid, Spain
$25 USD per hour
PMP and Cisco Certified Telecoms Engineer with 10+ years experience in corporate and mobile networks, Project Management, Implementation, Planning and Design. Linux/Unix, Oracle DBA, SQL - TCP/IP - LAN/WAN/WLAN - OSS/BSS - Cisco/Ericsson/Siemens Technologies - Palo Alto Networks (Prisma SDWAN - Cloudgenix) - Meraki - Zscaler Security Platform and Solarwinds monitoring Systems -
An acoustical engineer is a specialist who applies the science of sound and vibration to design spaces, products, and systems that control noise, optimize audio quality, and meet acoustic performance standards. Hiring a freelance acoustical engineer gives you access to expert analysis, modeling, and design services without the overhead of a full-time staff position, whether you are building a recording studio, certifying a noisy industrial site, or tuning a consumer audio product.
Acoustical engineering covers a broad set of disciplines, from architectural acoustics and environmental noise control to audio system design and mechanical vibration analysis. A freelance acoustic consultant translates client goals — quieter offices, code-compliant facades, intelligible classrooms, accurate listening rooms — into measurable specifications and buildable designs.
Most projects begin with a noise survey or acoustic assessment, followed by modeling, recommendations, and verification. The deliverables matter commercially because acoustic problems are expensive to fix after construction, and noise complaints can stall planning approvals, cost tenants, or trigger regulatory penalties.
Freelance acoustical engineers handle a wide range of tasks across architecture, manufacturing, transportation, and entertainment industries. Typical scopes of work include:
Tool fluency is one of the strongest signals of a qualified candidate. A freelance acoustic engineer typically works with a combination of measurement hardware and modeling software, including:
Demand for acoustic consulting cuts across both regulated and creative sectors. Common industries include architecture and construction firms needing planning compliance reports, real estate developers managing tenant noise, manufacturers reducing product noise emissions, broadcasters and studios fitting out control rooms, transportation authorities assessing rail and road impacts, defense and aerospace contractors testing equipment, and education and healthcare institutions improving speech intelligibility.
Look for engineers with formal qualifications in acoustics, mechanical engineering, physics, or audio engineering, ideally backed by membership in bodies such as the Institute of Acoustics, the Acoustical Society of America, or the Institute of Noise Control Engineering. Board Certification (INCE Bd. Cert.) or Chartered Engineer status is a strong credibility signal for regulated work.
A useful portfolio shows a mix of measurement reports, drawings, simulation outputs, and before-and-after results. Ask for redacted sample reports so you can judge the clarity of their writing — much of acoustic consulting is communicating findings to non-technical stakeholders.
Sample interview questions you can use directly:
Freelancer.com gives you direct access to a global pool of acoustic consultants, audio engineers, and noise control specialists across multiple time zones. You can compare profiles, certifications, and portfolios side by side, then invite the best-matched freelancers to bid on your scope. Clients on Freelancer.com set their own budgets and receive competitive bids, with profile reviews, ratings, and verified payment methods helping you judge quality before you commit. Whether your project is a single planning-stage noise report or an ongoing role on a multi-building development, freelancers on Freelancer.com can scale to match.
Ready to bring expert acoustic analysis, design, or noise control to your project?
Hiring an acoustical engineer is straightforward when your brief gives candidates the technical context they need to bid accurately. The clearer your description of the space, source, and objective, the more precise the proposals you receive. Follow these three steps to find the right specialist for your project.
Your project post is the single biggest determinant of bid quality, because acoustic work depends on specifics — drawings, sources, standards, and target metrics. A clear brief filters for candidates whose qualifications and software fluency genuinely match the task. Head to the
Bids are short proposals that reveal how each engineer interprets your brief, what method they propose, and what timeline they consider realistic. A strong acoustic consultant will reference the standards you mentioned, ask clarifying questions about the source data, and outline the modeling or measurement approach. Read carefully and shortlist candidates whose understanding of the work clearly matches the brief.
The final decision combines proposal quality with profile evidence. For acoustical engineering, look for consistency across multiple completed projects rather than relying on a single impressive example, and pay attention to written client reviews that mention accuracy, communication, and on-time delivery of reports.
A focused noise survey or single-room acoustic assessment can be delivered in one to two weeks, including measurement, modeling, and reporting. Larger projects such as multi-building environmental noise studies, full architectural acoustic design packages, or product development cycles typically run several weeks to a few months depending on revisions and site access.
An acoustical engineer designs the physical environment and predicts how sound behaves in it — rooms, buildings, machinery, and outdoor spaces. An audio engineer typically operates within that environment to record, mix, or reinforce sound. For studio construction, building compliance, or noise control, you want an acoustical engineer.
Yes. Many clients hire freelance acoustic consultants for single deliverables such as a planning noise impact assessment, a workplace noise exposure report, a reverberation time measurement, or a sound insulation test review. You can scope the engagement to a single document and award only that work.
It depends on the project. Modeling, design review, calculations, and reporting can be handled remotely from drawings and existing data. Noise surveys, sound insulation testing, and commissioning measurements usually require physical site access, so confirm logistics and travel expectations in the brief.
Common standards include ISO 1996 for environmental noise, ISO 3382 for room acoustics, ISO 717 for sound insulation rating, ASTM E90 and E413 for transmission loss, ANSI S12 for measurement, and local building codes or planning policy guidance specific to your jurisdiction. Confirm in advance which standards apply to your project.

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