Compare your current skills to what this opportunity needs—we'll show you what you already have and what could strengthen your application.
Job Description
Top Horizontal Menu
Skip to main content Alt + 1
Skip to page footer Alt + 2
Menu , Home Page Options Jobs Location
Search Assistance Sign In
Hide sub menu
Hide
Dashboard
Alerts
Accessibility
Home
My Dashboard
Job Details
Top Job Details
Here are the details for the selected job. You may need to scroll down to see all the information about the job, including the job description. If you wish to apply for this job click on the Apply button.
WARNING:
Always be on the lookout for job scams! Learn more about identity theft Opens in new window Help information , opens a new window. First Job Previous Job
246 of 6,091
Next Job Last Job Share
More Like This
Between $115k and
$185k
Per Year DOE (Depends on Experience) RF Design Engineer
Trellisware Technologies Inc
Occupation:
Radio Frequency Identification Device Specialists
Location:
San Diego, CA - 92131
Job Type:
Regular, Full Time (30 Hours or More), Permanent Employment
Posted:
04/15/2026
Positions available: 1
Source:
CalJOBS
Web Site:
CalJOBS
Onsite /
Remote:
Onsite and Remote options
Updated:
06/15/2026
Expires:
06/15/2027
Agency Job ID:
3890336
Job #: 19848633
Job Requirements and Properties
Help for Job Requirements and Properties. Opens a new window. Veteran Friendly Hybrid Education
Bachelor's Degree Experience
60 Month(s) Schedule
Full Time Job Type
Regular Duration
Permanent Employment Public Transit
Available Benefits
Job Description
Help for Job Description. Opens a new window. TrellisWare launched in 2000 with an innovative culture striving to push technological boundaries in the area of wireless communications. We are now a worldwide leader in highly advanced algorithms, waveforms, and communications systems that range from small form factor radio products to fully integrated solutions. At TrellisWare, we connect passion with purpose and together we make an impact- on our careers, our company, and the world. And you can too. If you love to innovate and collaborate in a dynamic environment where boundaries are being pushed, you belong at TrellisWare. Where the opportunity to serve is not a challenge but a gift. Where you're never going alone. Because there's too much at stake to go solo. Our Hardware Team is seeking an RF Design Engineer. You would be responsible for designing and developing highly selective receive chains and 2-20 watt transmit chains for VHF, UHF, L, and S-band handheld and vehicular radios. TrellisWare's products are engineered to provide robust and reliable communication in congested and contested RF environments. TrellisWare is looking for RF engineers who can combine the latest integrated components alongside custom-designed discrete filters and amplifiers, balancing transmit power, battery life, spurs and harmonics, receive selectivity, noise figure, and overall size to produce cutting-edge radios. The essential duties and responsibilities include: System-level RF design, including component selection and cascade analysis, using AWR Microwave Office
Component level design, leveraging integrated solutions but primarily focused on custom discrete filters and amplifiers
RF schematic entry (and ideally PCB layout) using Altium toolchain
Generate required design documentation.
Validate and debug product performance through test and analysis at the component, module and system level.
Collaborate with Product Management and Operations to carry development from prototype to production.
Perform other duties as assigned. Education and work experience requirements are: Minimum Bachelor's degree in electrical engineering or related field of study required.
5 years of experience with MSEE or 7 years of experience with BSEE as a RF/Wireless Design Engineer. To be considered for this position, you would need to meet, at a minimum, the knowledge, skills, and abilities listed here: RF cascade analysis and optimization for both noise figure and performance in strong interference environments
Filter synthesis and design, especially for low-loss, high power filters using lumped elements
Schematic entry and PCB layout experience (ideally using Altium tools)
Linear RF simulation (ideally using AWR Microwave Office)
Hands-on experience with RF circuit bring-up, troubleshooting, optimization, and high-volume production An exceptional candidate would also possess the following knowledge, skills, and abilities: Discrete amplifier design experience, particularly at 1 W and above
Understanding of both the features and limitations of integrated RF transceivers
Experience with non-linear simulations, including simulated load-pull analysis
Understanding of frequency conversion, frequency synthesizers, and PLL design up to 3 GHz with tight packaging constraints.
Experience with EM Solvers such as HFSS, Momentum, Analyst or AXIEM (preferred).
Work independently, demonstrate initiative and interact with a variety of engineering development teams.
Demonstrate strong documentation skills and proficiency with PC office applications.
Demonstrate analytical and problem-solving skills.
Demonstrate strong written and verbal communication skills.
Strong collaborative drive and interpersonal skills.
Strong initiative, proactive work ethic and prioritization skills.
Sound judgement and analytical problem-solving skills.
Effective execution and decision making.
Champion of change and promotes innovation.
Strong written and verbal communication skills. The physical demands described here represent those that must be met in order to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable those with qualified disabilities. Able to frequently sit, stand, walk, use hands to fingers, handle or feel, reach within hands and arm's length, stoop, kneel, and crouch, talk and hear.
Regularly required to sit for extended periods of time; frequently required to use office equipment such as PC, printer, telephone, etc.
Able to regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds.
Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus. Additional requirements are: U.S.
Citizenship or Permanent Residency Note:
Many of TrellisWare's positions require a security clearance or the ability to obtain one. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. Disclaimer - The above statements are not intended to be an exhaustive list of all responsibilities, duties and skills required of personnel so classified. Nothing in the job description restricts the company's right to change, assign, or reassign duties and responsibilities at any time for any reason. TrellisWare Technologies pays competitively according to the market in an individual's geographic location, in addition to their qualifications and experience. The posted range is annually and for individuals located in the San Diego, CA area. San Diego, California Pay Range $115,000 - $185,000 USD •TrellisWare Technologies, Inc. is an EEO/AA/Disability/Vets Employer.• For more information, or to apply now, you must go to the website below. Please DO NOT email your resume to us as we only accept applications through our website.
https:
//job-boards.greenhouse.io/trelliswaretechnologies/jobs/4062847009 Trellisware Technologies Inc
Is a Private Sector employer with 5 locations
https://www.trellisware.com/
Company Profile:
TrellisWare is a privately held company headquartered in San Diego, California dedicated to delivering the next generation of communications to military and commercial markets. Our company is comprised of individuals who desire a work environment that makes work both challenging yet fun. Our employees enjoy a 'work hard, play hard' type of environment where there are multiple growth and learning opportunities available as well as great benefits like our wellness program with rewards for pursuing a healthy lifestyle, tuition reimbursement, 401(k) and more. 100-249 employees Connect with
Trellisware Technologies Inc Other Local Jobs from Trellisware Technologies Inc
Help for Other Local Jobs from. Opens a new window. Change to Grid view
Pause Carousel
Previous Slide
Next Slide Slide 1
Slide 2
Slide 3 Software Engineer, Embedded Linux - Unmanned Aircraft Systems
Trellisware Technologies Inc San Diego, CA (Hybrid Work) Software Developers
Regular | $115,000.00-$185,000.00 Year
Preferred Employer 4 days ago
TrellisWare launched in 2000 with an innovative culture striving to push technological boundaries in the area of wireless communications. We are now a worldwide leader in highly advanced algorithms, waveforms, and communications systems that range from small form factor radio products to fully integrated solutions. At TrellisWare, we connect passion with purpose and together we make an impact- on our careers, our company, and the world. And you can too. If you love to innovate and collaborate in a dynamic environment where boundaries are being pushed, you belong at TrellisWare. Where the opportunity to serve is not a challenge but a gift. Where you're never going alone. Because there's too much at stake to go solo. Our Radio Products Team is seeking a hybrid Software Engineer, Embedded Linux - Unmanned Aircraft Systems. You would be responsible for working on next generation self-networking UAS/Drone based embedded radios for domestic and foreign defense forces. A typical day might start with you working in your personal office designing and implementing embedded Linux user-space applications, third party APIs or defining product customization details. It could move into one of our many state-of-the-art labs with your teammates to bring up your design on physical radio hardware or UAS platform. Enhancing cohesiveness and maintaining team morale is a responsibility of all our team members, as is the ambition for self-improvement and talent development. Through this dedication to unity and professional advancement, each team member is directly impacting the successful outcome of TrellisWare's deliverables and setting the tone for our core values of delivering excellence, pushing boundaries, and empowering people. The essential duties and responsibilities include: Design, implement, and integrate radio software for an embedded Linux target for UAS embedded solutions (headless applications, servers, and drivers) Perform feasibility studies, and performance analysis of software defined radio embedded Linux components within a UAS platform Interface with common Linux services and protocols Configure or adapt Linux board support packages Document and present design alternatives using standard professional practices and corporate defined engineering processes Develop relationships with team members built on trust and respect. Education and work experience requirements are: Bachelor's degree in Electrical/Computer Engineering, Computer Science or related field of study required. Minimum of four years' experience integrating with embedded Linux and four years of embedded software development experience General proficiency of C++ and Python Two years of experience with Yocto Project or other complex build systems Experience with command and control (C2) links, flight controller integration, and software defined radios Experience with common lab test equipment (i.e. oscilloscope, logic analyzer) Experience with Object-oriented design, data link layer and device drivers as well as ARM based processors To be considered for this position, you would need to meet, at a minimum, the knowledge, skills, and abilities listed here: Proficiency with Embedded Linux subsystems Proficiency with low latency processing, efficient memory management, and efficient inter-process communication mechanisms Experience integrating with open-source headless applications Expert proficiency using C/C++ and Python Experience with network protocols:
HTTP/HTTPS, TCP/UDP, SSL/TLS
Experience integrating with optimized video encoding protocols Working knowledge of network switches, bridges, and routers Distributed revision control systems and common embedded Linux development tools (i.e. compilers, linkers, and debuggers) You can think on your feet - you are analytical, pay attention to detail and are able to communicate your thought process both written and verbally You can and enjoy working independently as well as in a team environment Strong collaborative drive and interpersonal skills. Strong initiative, proactive work ethic and prioritization skills. Trustable judgement and analytical problem-solving skills. Effective execution and decision making. Champion of change and promotes innovation. Strong written and verbal communication skills. The physical demands described here represent those that must be met in order to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable those with qualified disabilities. Able to frequently sit, stand, walk, use hands to fingers, handle or feel, reach within hands and arm's length, stoop, kneel, and crouch, talk and hear. Regularly required to sit for extended periods of time; frequently required to use office equipment such as PC, printer, telephone, etc. Able to regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
Additional requirements are:
U.S. Citizenship.
Note:
Many of TrellisWare's positions require a security clearance or the ability to obtain one. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. Disclaimer - The above statements are not intended to be an exhaustive list of all responsibilities, duties and skills required of personnel so classified. Nothing in the job description restricts the company's right to change, assign, or reassign duties and responsibilities at any time for any reason . TrellisWare Technologies pays competitively according to the market in an individual's geographic location, in addition to their qualifications and experience. The posted range is annually and for individuals located in the San Diego, CA area. San Diego, California Pay Range $115,000 - $185,000 USD For more information, or to apply now, you must go to the website below. Please DO NOT email your resume to us as we only accept applications through our website. Job Application for Software Engineer, Embedded Linux - Unmanned Aircraft Systems at TrellisWare Technologies General Requirements (Outer)
Skills (Inner)
Specialized (Center)
0% Occupation
0% Education
0% Work Experience
0% Location
0% Salary
N/A Job Skills
N/A Shift
N/A Min. Age
N/A Drivers Lic.
N/A DL Endorsements
N/A Typing
N/A Security Clearance
N/A Language
This chart is used to compare your background against this job to help to determine if you would be a good fit for this position. You match 0% of the General Job Requirements. You match 0% of the Skills Required, and you match 0% of the Specialized Job Requirements.
End of interactive chart.
View
Share Software Security Analyst
Trellisware Technologies Inc San Diego, CA (Hybrid Work) Information Security Analysts
Regular | $115,000.00-$185,000.00 Year
Preferred Employer 4 days ago
TrellisWare launched in 2000 with an innovative culture striving to push technological boundaries in the area of wireless communications. We are now a worldwide leader in highly advanced algorithms, waveforms, and communications systems that range from small form factor radio products to fully integrated solutions. At TrellisWare, we connect passion with purpose and together we make an impact- on our careers, our company, and the world. And you can too. If you love to innovate and collaborate in a dynamic environment where boundaries are being pushed, you belong at TrellisWare. Where the opportunity to serve is not a challenge but a gift. Where you're never going alone. Because there's too much at stake to go solo. Our Radio Products Team is seeking a hybrid Software Security Analyst. You would be a member of the Cyber Security Team working on next generation self-networking hand-held software defined radios and associated companion products for domestic and foreign defense forces. Specifically, you are responsible for evaluating to ensure that TrellisWare software radio products are designed and implemented with security as a core requirement utilizing defensive radio product security measures. The Software Security Analyst is expected to perform vulnerability assessment and penetration testing, threat modeling, incident response, ensure regulator compliance and policy enforcement while building trust with the end customer. A typical day might start with you working in your personal office researching emerging threats, and hacking techniques. It could move into one of our many state-of-the-art labs with your teammates to conduct a vulnerability assessment and risk analysis. Enhancing cohesiveness and maintaining team morale is a responsibility of all our team members, as is the ambition for self-improvement and talent development. Through this dedication to unity and professional advancement, each team member is directly impacting the successful outcome of TrellisWare's deliverables and setting the tone for our core values of delivering excellence, pushing boundaries, and empowering people. The essential duties and responsibilities include: Conduct software product security assessments and vulnerability testing. Regular scanning and penetration testing. Threat analysis. Static and dynamic analysis and security testing. Maintain currency of evolving security threats, technologies, and regulatory changes. Analyze and review functional system design specifications, and ensure security policy compliance. Participate in software system architectural and component design reviews . Reverse engineer software components for hidden bugs or malicious code. Evaluate and ensure secure COMSEC key and certificate distribution, authentication, and assignment. Investigate security related incidents. Determine root cause and verify mitigation updates. Document and present product security compliance using standard professional practices and corporate defined engineering processes.
FIPS 140
compliance.
NIST STIG
compliance. Develop relationships with team members built on trust and respect. Education and work experience requirements are: Bachelor's degree in Computer Science, Cybersecurity, or Information Technology or related field of study required. Minimum of 5 years' industry experience with at least three years in software development and at least two years in auditing and vulnerability testing. Proficiency with Python, C/C++ and an understanding of operating systems, and network protocols. Experience performing penetration testing (ethical hacking) and security scans.
At least one certification:
CompTIA Security+, CISSP, OSCP, or
SANS/GIAC.
To be considered for this position, you would need to meet, at a minimum, the knowledge, skills, and abilities listed here: Experience with the full software development life cycle, including system design, threat modeling, and secure code implementation. Familiarity with encryption devices and secure key management required. Familiarity with embedded software defined tactical radio security required. Experience with threat modeling, secure coding practices, and identification of software vulnerabilities. Experience with cybersecurity scanning tools; Nessus, Qualys VMDR, Trivy, or Rapid7. Experience with
NIST, ISO 27001, CIS
Controls or OWASP. C++, Python, or Java. Distributed revision control systems (GitHub). You can think on your feet - you are analytical, pay attention to detail and are able to communicate your thought process both written and verbally. You are able, and enjoy working independently as well as in a team environment. Strong collaborative drive and interpersonal skills. Strong initiative, proactive work ethic and prioritization skills. Trustable judgement and analytical problem-solving skills. Effective execution and decision making. Champion of change and promotes innovation. Strong written and verbal communication skills. The physical demands described here represent those that must be met in order to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable those with qualified disabilities. Able to frequently sit, stand, walk, use hands to fingers, handle or feel, reach within hands and arm's length, stoop, kneel, and crouch, talk and hear. Regularly required to sit for extended periods of time; frequently required to use office equipment such as PC, printer, telephone, etc. Able to regularly lift and/or move up to 10 pounds, frequently lift and/or move up to 25 pounds, and occasionally lift and/or move up to 50 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
