System Engineer - RF Coverage Design
Posted Sep 7, 2026 · We last checked this listing on Sep 20, 2026
Likely interview questions for this role
Written from this job description, not a generic list. Each one notes what the interviewer is really checking.
Behavioral
Tell me about a time you found a problem with someone else's system design or documentation. How did you raise it?
willingness to flag issues diplomatically without derailing customer or team relationships
Describe a project where you had to coordinate a system upgrade across multiple organizations with different priorities. How did you keep it moving?
ability to operate in the multi-organizational environment the posting calls out explicitly
Tell me about a time you had to document a new process because none existed yet. What made you decide it was needed?
initiative around process creation and documentation, since this role is expected to build process as it goes
Technical
Walk me through how you'd approach an RF coverage study for a county-wide public safety radio system, from site selection through final coverage validation.
whether the candidate actually understands the end-to-end propagation study workflow rather than just naming tools
What propagation modeling software have you used, and how did you validate the model's predictions against real drive-test data?
hands-on depth with RF prediction tools and whether they know model output needs field verification
How would you handle frequency re-use planning for a system where two adjacent jurisdictions want overlapping coverage without causing interference?
grasp of frequency planning and interference tradeoffs in dense multi-agency environments
What do you know about Astro 25 architecture, specifically around RF sites, network transport, and fault management?
baseline familiarity with the specific platform this team supports
Have you worked with intermodulation or receiver de-sense issues? Describe a case and how you traced the source.
specific technical depth in RF interference diagnosis, a named responsibility of this team
What's your experience with LTE, WiMax, or UMTS network standards, and how would that carry over into planning for public safety LTE coverage?
whether they can bridge legacy land mobile radio knowledge into the newer LTE work this team is expanding into
Situational
A customer's first responders report dead spots in a new coverage area right after go-live. Walk me through how you'd diagnose whether it's a design flaw, an equipment issue, or something else.
structured troubleshooting instinct and ability to isolate variables under pressure with public safety stakes
This role involves 25 to 50 percent travel to customer sites, often public safety agencies. How do you plan for that, and what's your experience working directly at a customer location during a deployment?
realistic expectations and comfort with travel-heavy field work
If a customer pushes back on your recommended site placement because of cost, but you believe it will create a coverage gap in a critical area, what do you do?
ability to hold a technical position with a customer without damaging the relationship, balancing safety against budget
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