8,256 Wireless Communications jobs in the United States

• Lead the design and development of RF systems and subsystems for wireless communication products.
• Define system requirements and specifications for RF components and modules.
• Perform RF simulations and analysis to predict and optimize system performance.
• Develop and execute test plans for RF circuits and systems, ensuring compliance with specifications.
• Troubleshoot and resolve RF performance issues throughout the product development lifecycle.
• Collaborate with hardware and software engineers to ensure system integration.
• Evaluate emerging RF technologies and recommend their adoption.
• Mentor junior RF engineers and provide technical leadership.
• Contribute to the development of intellectual property and technical documentation.
• Stay abreast of industry trends and advancements in wireless communication technology.

Do you have experience solving real world problems related to wireless communications?

Are you searching for meaningful work to solve crucial communications challenges for the special operations and intelligence communities?

If so, we want you to join our team of comms engineers working on a broad set of evolving problems.

We are seeking a dedicated engineer to join a hardworking team that loves solving problems and building capabilities that may transition to operational prototypes. Our team is committed to the mission and passionate about developing capabilities for specialized wireless systems!

As a Wireless Communications Algorithm Engineer, you will.

• Research new technologies and develop solutions to address evolving threats.
• Support digital signal processing (DSP) algorithm development.
• Provide implementable technical solutions to the Nation's hardest problems.
• Translate vague concepts into practical, well-defined, and methodical technical plans.
• Communicatetechnical resultsclearlyin written reports and presentations.
• Work with technologies and concepts including, but not limited to wireless, SATCOM, Physical and MAC layer protocols, software defined radio (SDR), waveform design, RF modeling and simulation, RF system analysis, and transceiver design.

You meet the minimum qualifications for this position if you have .

• A Bachelor's degree (or equivalent experience) in Electrical Engineering, Computer Engineering, Physics, Mathematics or another related field with at least ten years of relevant experience, OR a Master's degree (or higher) in one of the same fields of study with at least five years of relevant experience.
• Proficiency in communication theory and digital signal processing (DSP), with a foundational knowledge of, and experience with, the physical, data link, or media access layers of communications systems.
• Experience in modeling and simulation of the physical layer with MATLAB, Python, and/or other languages.
• Familiarity with some of the following: geolocation, detection and estimation theory, or waveform design.
• The ability to obtain an Interim Top Secret level security clearance by your start date and can ultimately obtain a Top Secret level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.

You'll go above and beyond our minimum requirements if you have .

• At least ten years of experience in commercial and/or government communication engineering.
• A wide breadth and depth of wireless systems knowledge.
• Demonstrated expertise with end to end comms system design.
• Recent knowledge of DoD and/or intelligence community, sponsors, and programs.
• A current Top Secret or TS/SCI clearance.

This position is on-site at APL's main campus (Laurel, MD) with occasional travel.

#LI-AG1

Why Work at APL?

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates.

At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at

All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact

The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis.

Do you have experience researching wireless communications?

Are you passionate about using innovation and technology to solve technical challenges involving the defense of the US?

If so, this is the perfect opportunity for you!

We are seeking Wireless Communications Engineers to help us give our nation a significant advantage by controlling the wireless communications environment. You will be joining a team of engineers that provide the U.S. military and intelligence communities with operational advantages, using machine learning, software-defined radios and protocol reverse engineering to develop advanced capabilities for research and operational prototypes, applying innovative research to some of our government 's most critical challenges.

As a Wireless Communications Research Engineer.

• You will conduct wireless communication systems engineering research activities in support of Cyber Operations, Special Operations, and Homeland Protection Mission Areas.
• You will be responsible for researching and developing innovative solutions for military and Government sponsors.
• You will apply problem solving and analysis to areas related to telecommunications, remote sensing, anomaly detection, etc.
• You will lead the research and development of innovative solutions to solve complex problems in the field of wireless communications.
• You will identify appropriate algorithms and approaches for solving critical communications problems using advanced signal processing, data processing, and machine learning techniques.
• You will develop software prototypes of novel signal processing approaches.
• You will document work in formal technical reports and informal memoranda and present work to sponsors and the technical community.
• You will support testing of prototype and operational systems working closely with sponsors to ensure mission success.

You meet our minimum qualifications for the job if you.

• Have a Ph.D. in Electrical Engineering, Computer Engineering, Computer Science, or another related technical field.
• Have at least five years of relevant experience in wireless communications engineering.
• Have demonstrated, strong teamwork and interpersonal skills along with effective oral and written communications skills.
• Are capable of working on projects independently.
• Have the ability to travel within the continental United States; Travel to sponsor sites local to APL may also be required.
• Have the ability to obtain an Interim Top Secret level security clearance by your start date and can ultimately obtain a Top Secret level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship.

You 'll go above and beyond our minimum requirements if you.

• Have at least five years of experience in commercial and/or government Wireless Communications Engineering.
• Have hands-on experience in some combination of the following implementation languages: MATLAB, Python, C++/C, PyTorch, Tensorflow.
• Can demonstrate recent knowledge of DoD and/or intelligence community, sponsors, and programs.
• Hold an active Top Secret clearance or higher.

#LI-AG1

Why Work at APL?

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation's most critical defense, security, space and science challenges. While we are dedicated to solving complex challenges and pioneering new technologies, what makes us truly outstanding is our culture. We offer a vibrant, welcoming atmosphere where you can bring your authentic self to work, continue to grow, and build strong connections with inspiring teammates.

At APL, we celebrate our differences of perspectives and encourage creativity and bold, new ideas. Our employees enjoy generous benefits, including a robust education assistance program, unparalleled retirement contributions, and a healthy work/life balance. APL's campus is located in the Baltimore-Washington metro area. Learn more about our career opportunities at

All qualified applicants will receive consideration for employment without regard to race, creed, color, religion, sex, gender identity or expression, sexual orientation, national origin, age, physical or mental disability, genetic information, veteran status, occupation, marital or familial status, political opinion, personal appearance, or any other characteristic protected by applicable law. APL is committed to providing reasonable accommodation to individuals of all abilities, including those with disabilities. If you require a reasonable accommodation to participate in any part of the hiring process, please contact

The referenced pay range is based on JHU APL's good faith belief at the time of posting. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training and skill level with consideration for internal parity. For salaried employees scheduled to work less than 40 hours per week, annual salary will be prorated based on the number of hours worked. APL may offer bonuses or other forms of compensation per internal policy and/or contractual designation. Additional compensation may be provided in the form of a sign-on bonus, relocation benefits, locality allowance or discretionary payments for exceptional performance. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Applications are accepted on a rolling basis.

• Design and implement firmware for next-gen wireless communication protocols.
• Build and customize mesh networking solutions to extend device coverage and resilience.
• Optimize communication stacks for maximum efficiency under real-world constraints.
• Prototype, test, and iterate quickly with hardware in the loop.
• Partner with hardware and systems teams on protocol design and integration.
• Debug, validate, and tune performance across diverse environments.

• 5+ years of professional experience in embedded/firmware development.
• Proven expertise with wireless communication protocols.
• Direct, hands-on experience with mesh networking (e.g., 802.15.4, Zigbee, Thread, or similar).
• Strong foundation in low-power system design.
• Experience prototyping and testing with hardware.
• Excellent debugging and optimization skills at the firmware/protocol layer.

• Experience scaling firmware across large, distributed IoT networks.
• Familiarity with Matter, Thread, or similar IoT ecosystems.
• Knowledge of NTN or long-range, low-power communication systems.
• Background customizing and optimizing communication stacks for efficiency.
• Understanding of physical layer trade-offs (bandwidth, latency, power).

About the job Wireless Communications System Engineer II

Job Location: Fairfax, Virginia, United States (Onsite/Offsite)

Education: Bachelor's Degree in Electrical Engineering, or equivalent combination (education/ experience)

Basic Experience:

• Must have a minimum of five (5) years of experience in land mobile radio, cellular radio, microwave radio, or wireless communications and information systems design and operations.
• Possesses and applies expertise in one or more professional or technical specialty areas on multiple complex project assignments.
• Assignments can be broad in scope, requiring originality and innovation in determining how to fulfill task requirements.
• Operates with appreciable latitude in developing methodology and preparing solutions to problems.

• Contributes to overall strategic vision and integrates a broad range of solutions in support of project requirements.
• Formulates and defines system scope and objectives, develops or modifies processes to solve complex problems for wireless communications systems and interfaces to achieve desired results through the use of innovative technologies.
• Develops and applies advanced engineering and design methods, theories, and research techniques in the investigation and solution of complex and advanced system requirements, hardware/software interfaces and applications and solutions.
• Conducts design development, engineering, integration, and architecture of wireless communications and RF systems.

About Us

We are a global climate technologies company engineered for sustainability. We create sustainable and efficient residential, commercial and industrial spaces through HVACR technologies. We protect temperature-sensitive goods throughout the cold chain. And we bring comfort to people globally. Best-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, software and monitoring solutions result in next-generation climate technology that is built for the needs of the world ahead?

Whether you are a professional looking for a career change, an undergraduate student exploring your first opportunity, or recent graduate with an advanced degree, we have opportunities that will allow you to innovate, be challenged and make an impact. Join our team and start your journey today!

About the Team

You'll join Copeland's Controls Division, an expanding hardware/firmware development group supporting Cargo and Marine Solutions. The team is hands-on and collaborative, and everyone contributes across both firmware and hardware. We are looking for someone who thrives in active problem-solving and critical thinking!

What You'll Do

• Own the Bluetooth (4.0-6.0) and 2.4/5 GHz Wi-Fi firmware stack for Copeland's wireless modem products.

• Design and develop firmware for microcontroller-based products and cellular modem integration.

• Drive the full product development cycle-from requirements and functional specs through testing, validation, and release.

• Ensure robust communication protocols and performance for wireless products.

• Create and maintain documentation: requirements, functional specifications, test plans, and product change notices.

• Collaborate with validation and manufacturing teams to build and execute test plans.

• Support manufacturing on new product releases as well as sustaining engineering: quality improvements, cost reduction, obsolescence, and root-cause failure analysis.

• Troubleshoot product returns/failures to identify issues and corrective actions.

What We're Looking For

Basic Requirements

• Bachelor's degree in Computer Science, Computer Engineering, or Electrical Engineering.

• 10+ years in embedded firmware/hardware development.

• 3+ years hands-on experience with Bluetooth, Wi-Fi, or comparable communication protocols.

• Strong proficiency in C or Embedded C programming (with compilers/toolchains).

• Functional knowledge of electronic components and circuits: microprocessors, microcontrollers, op-amps, regulators, and digital logic ICs.

• Strong understanding of software design and development processes.

• Documentation and presentation skills (MS Office tools).

• Self-starter with strong organization and a team-oriented mindset.

Preferred Qualifications

• Experience with RTOS (ThreadX, FreeRTOS, Zephyr) and scripting (Python).

• Cellular product development exposure.

• Strong troubleshooting and debugging skills.

• Solid working knowledge of C++.

• Proficiency with laboratory test equipment.

• Comfort working across multi-cultural/global teams.

This role is a hybrid opportunity (3 days onsite) and can report into any of the following locations:

• Palm Beach Gardens, FL

• Kennesaw, GA

• St. Louis, MO

• Chanhassen, MN

• Sidney, OH

• Boise, ID

Why is this role open?

• Upcoming colleague retirement

#LI-Hybrid

#LI-KC2

Our Commitment to Our People

Across the globe, we are united by a singular Purpose: Sustainability is no small ambition. That's why everything we do is geared toward a sustainable future-for our generation and all those to come. Through groundbreaking innovations, HVACR technology and cold chain solutions, we are reducing carbon emissions and improving energy efficiency in spaces of all sizes, from residential to commercial to industrial.

Our employees are our greatest strength. We believe that our culture of passion, openness, and collaboration empowers us to work toward the same goal - to make the world a better place. We invest in the end-to-end development of our people, beginning at onboarding and through senior leadership, so they can thrive personally and professionally.

Flexible and competitive benefits plans offer the right options to meet your individual/family needs: medical insurance plans, dental and vision coverage, 401(k) and more. We provide employees with flexible time off plans, including paid parental leave, vacation and holiday leave?

Together, we have the opportunity - and the power - to continue to revolutionize the technology behind air conditioning, heating and refrigeration, and cultivate a better future. Learn more about us and how you can join our team!

Our Commitment to Inclusion & Belonging

At Copeland, we cultivate a strong sense of inclusion and belonging where individuals of all backgrounds, and with diverse perspectives, are embraced and treated fairly to enable a stronger workforce. Our employee resource groups play an important role in culture and community building at Copeland.

Work Authorization

Copeland will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1 with OPT or CPT, H-1, H-2, L-1, B, J or TN, or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Equal Opportunity Employer

Copeland is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, age, marital status, political affiliation, sexual orientation, gender identity, genetic information, disability or protected veteran status. We are committed to providing a workplace free of any discrimination or harassment.

If you have a disability and are having difficulty accessing or using this website to apply for a position, please contact:

With $5B of global revenue, Copeland is a leading provider of compression products, electronics, software, and solutions across many applications within Heating, Ventilation, Air Conditioning, and Refrigeration (HVACR), where macro and regulatory trends towards environmental sustainability, leads to changes in HVACR technology. Other products include other heating applications, food service and retail, transportation, and healthcare/life sciences. This new business also has a solution portfolio that manages, monitors, and controls refrigeration units in the commercial setting, as well as software solutions that measure and monitor temperature conditions of refrigerated goods in transit, where there is a greater emphasis on energy management/sustainability solutions globally.

About Us

We are a global climate technologies company engineered for sustainability. We create sustainable and efficient residential, commercial and industrial spaces through HVACR technologies. We protect temperature-sensitive goods throughout the cold chain. And we bring comfort to people globally. Best-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, software and monitoring solutions result in next-generation climate technology that is built for the needs of the world ahead?

Whether you are a professional looking for a career change, an undergraduate student exploring your first opportunity, or recent graduate with an advanced degree, we have opportunities that will allow you to innovate, be challenged and make an impact. Join our team and start your journey today!

About the Team

You'll join Copeland's Controls Division, an expanding hardware/firmware development group supporting Cargo and Marine Solutions. The team is hands-on and collaborative, and everyone contributes across both firmware and hardware. We are looking for someone who thrives in active problem-solving and critical thinking!

What You'll Do

• Own the Bluetooth (4.0-6.0) and 2.4/5 GHz Wi-Fi firmware stack for Copeland's wireless modem products.

• Design and develop firmware for microcontroller-based products and cellular modem integration.

• Drive the full product development cycle-from requirements and functional specs through testing, validation, and release.

• Ensure robust communication protocols and performance for wireless products.

• Create and maintain documentation: requirements, functional specifications, test plans, and product change notices.

• Collaborate with validation and manufacturing teams to build and execute test plans.

• Support manufacturing on new product releases as well as sustaining engineering: quality improvements, cost reduction, obsolescence, and root-cause failure analysis.

• Troubleshoot product returns/failures to identify issues and corrective actions.

What We're Looking For

Basic Requirements

• Bachelor's degree in Computer Science, Computer Engineering, or Electrical Engineering.

• 10+ years in embedded firmware/hardware development.

• 3+ years hands-on experience with Bluetooth, Wi-Fi, or comparable communication protocols.

• Strong proficiency in C or Embedded C programming (with compilers/toolchains).

• Functional knowledge of electronic components and circuits: microprocessors, microcontrollers, op-amps, regulators, and digital logic ICs.

• Strong understanding of software design and development processes.

• Documentation and presentation skills (MS Office tools).

• Self-starter with strong organization and a team-oriented mindset.

Preferred Qualifications

• Experience with RTOS (ThreadX, FreeRTOS, Zephyr) and scripting (Python).

• Cellular product development exposure.

• Strong troubleshooting and debugging skills.

• Solid working knowledge of C++.

• Proficiency with laboratory test equipment.

• Comfort working across multi-cultural/global teams.

This role is a hybrid opportunity (3 days onsite) and can report into any of the following locations:

• Palm Beach Gardens, FL

• Kennesaw, GA

• St. Louis, MO

• Chanhassen, MN

• Sidney, OH

• Boise, ID

Why is this role open?

• Upcoming colleague retirement

#LI-Hybrid

#LI-KC2

Our Commitment to Our People

Across the globe, we are united by a singular Purpose: Sustainability is no small ambition. That's why everything we do is geared toward a sustainable future-for our generation and all those to come. Through groundbreaking innovations, HVACR technology and cold chain solutions, we are reducing carbon emissions and improving energy efficiency in spaces of all sizes, from residential to commercial to industrial.

Our employees are our greatest strength. We believe that our culture of passion, openness, and collaboration empowers us to work toward the same goal - to make the world a better place. We invest in the end-to-end development of our people, beginning at onboarding and through senior leadership, so they can thrive personally and professionally.

Flexible and competitive benefits plans offer the right options to meet your individual/family needs: medical insurance plans, dental and vision coverage, 401(k) and more. We provide employees with flexible time off plans, including paid parental leave, vacation and holiday leave?

Together, we have the opportunity - and the power - to continue to revolutionize the technology behind air conditioning, heating and refrigeration, and cultivate a better future. Learn more about us and how you can join our team!

Our Commitment to Inclusion & Belonging

At Copeland, we cultivate a strong sense of inclusion and belonging where individuals of all backgrounds, and with diverse perspectives, are embraced and treated fairly to enable a stronger workforce. Our employee resource groups play an important role in culture and community building at Copeland.

Work Authorization

Copeland will only employ those who are legally authorized to work in the United States. This is not a position for which sponsorship will be provided. Individuals with temporary visas such as E, F-1 with OPT or CPT, H-1, H-2, L-1, B, J or TN, or who need sponsorship for work authorization now or in the future, are not eligible for hire.

Equal Opportunity Employer

Copeland is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, race, color, religion, national origin, age, marital status, political affiliation, sexual orientation, gender identity, genetic information, disability or protected veteran status. We are committed to providing a workplace free of any discrimination or harassment.

If you have a disability and are having difficulty accessing or using this website to apply for a position, please contact:

With $5B of global revenue, Copeland is a leading provider of compression products, electronics, software, and solutions across many applications within Heating, Ventilation, Air Conditioning, and Refrigeration (HVACR), where macro and regulatory trends towards environmental sustainability, leads to changes in HVACR technology. Other products include other heating applications, food service and retail, transportation, and healthcare/life sciences. This new business also has a solution portfolio that manages, monitors, and controls refrigeration units in the commercial setting, as well as software solutions that measure and monitor temperature conditions of refrigerated goods in transit, where there is a greater emphasis on energy management/sustainability solutions globally.