Job Description Job Description

Position: RF Systems Engineer II - Test & Communications
Program/Support Area: TacAir RIL
Location: San Diego, CA
Level: Mid to Senior
Telework: TBD - role requires laboratory and controlled test environment support
Travel: As needed to support test events and evaluation activities
Salary: $111,000-$141,000

XSITE LLC is seeking an RF Systems Engineer II - Test & Communications to join our team full-time in support of TacAir RIL engineering, integration, and test activities. This opportunity is well suited for an RF Communications Engineer, RF Test Engineer, or Systems Engineer with experience integrating, testing, and assessing radio communication systems across hardware and software components. The role will focus on RF and waveform behavior, communications performance, systems-level technical analysis, and test execution in laboratory and controlled test environments.

We are a Service-Disabled Veteran-Owned Small Business headquartered in San Diego. We provide full-spectrum systems and systems-of-systems engineering and integration services and solutions for space, C5ISR, cyber, and enterprise information systems. Our core capabilities include AI/ML, Software Development & Sustainment, Systems Engineering (including MBSE), and Modeling & Simulation.

Responsibilities

Integrate, test, and assess radio communication systems across hardware and software components.
Conduct RF- and waveform-focused testing in laboratory and controlled test environments.
Analyze test results to identify system behavior, performance limits, and RF stress points.
Evaluate communications performance under complex RF conditions.
Use RF test and measurement equipment and supporting software tools to collect and interpret data.
Improve test approaches, analysis methods, and technical products where beneficial to the effort.
Prepare clear technical reports, summaries, and supporting engineering data products.
Collaborate across engineering disciplines to support integrated system evaluations.
Support day-to-day laboratory activities, integration efforts, and test events to keep technical work on track.
Travel as needed to support test events and evaluation activities.

Required Qualifications

Bachelor of Science degree from an accredited college or university in electrical engineering, computer engineering, physics, mathematics, applied science, computer science, or a related technical discipline.
Active Top Secret security clearance.
Experience integrating and testing radio communication systems across hardware and software components.
Experience analyzing RF or communications test results and preparing technical reports and/or related data products.
Experience using RF test and measurement equipment and associated software tools.
Knowledge of waveform behavior, RF system performance, and digital signal processing.
Experience assessing communications performance in complex RF environments.
Ability to travel to support test events.
Ability to learn new test, measurement, and analysis methods and apply them to practical engineering work.
Experience working in a fast-paced environment supporting work ranging from detailed technical analysis to routine test and team support.
Clear written and verbal communication skills.

Preferred Qualifications

Experience across multiple RF bands.
Knowledge of radio data links.
Experience with waveform analysis, interference mitigation, or signal-processing applications.
Experience using modern engineering analysis tools and workflows.
Experience working across multidisciplinary engineering teams.
Master's degree in electrical engineering, physics, mathematics, or a related field.

Why XSITE LLC?

Best-in-Class Benefits & Work-Life Balance

Industry-leading PTO package, starting at 15+ days annually.
Seven (7) paid company holidays annually, including New Year's Day, Memorial Day, Independence Day, Labor Day, Veterans Day, Thanksgiving Day, and Christmas Day.
100% employer-paid employee coverage for Medical, Dental, Vision, and Basic Life Insurance.
Employees enrolled in our High-Deductible Health Plan (HDHP) are eligible for a Health Savings Account (HSA) with monthly employer contributions.
Eligibility to participate in XSITE's 401(k) retirement plan with up to a 6% employer match.
Eligibility to receive tuition reimbursement of up to $5,250 per year for job-related education.
University of San Diego education benefits, including a 10% tuition discount on select online degree programs and a 25% discount on certificate programs.
Cell phone stipend.
Hybrid work environment, where contract and mission requirements permit.
Additional employee benefits offered through ADP.

Stability & Long-Term Growth

Prime contract holder supporting long-term Department of Defense programs.
Mentor-Protégé Joint Venture partnership with a major defense company.
Opportunities to support complex, mission-focused engineering efforts across multiple technical domains.
Continued organizational growth creating opportunities for employees to expand their responsibilities and technical experience.

Career Advancement

Work alongside experienced engineers, technical leaders, and program professionals across multiple disciplines.
Opportunities to broaden technical expertise through hands-on integration, test, modeling, analysis, and systems engineering work.
Exposure to advanced defense technologies and mission-critical programs.
Opportunities for increased responsibility as XSITE and its customer programs continue to grow.
Support for professional development through job-related education, training, and continuing learning opportunities.

About XSITE LLC

XSITE LLC is a Service-Disabled Veteran-Owned Small Business providing systems engineering, integration, modeling and simulation, software development, cybersecurity, and technical services to Department of Defense customers. Our team supports complex mission environments by combining practical engineering experience, technical innovation, and a commitment to delivering solutions that meet real-world operational needs.

XSITE LLC is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, or any other characteristic protected by applicable law.

XSITE LLC

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RF Systems Engineer II - Test & Communication