Software Engineer - DC

Cyrad Solutions LLC; Washington (District of Columbia); On-site; USD 90,000 - 130,000; Full time

Job summary

Cyrad Solutions LLC, based in Washington, D.C., is seeking a Software Engineer to enhance secure mobile communications. Your role will involve building systems that protect users from malicious attacks, ensuring robust telecommunications infrastructure.

The ideal candidate will have 4+ years of experience and fluency in programming languages like Golang and Python, paired with strong communication skills. The position emphasizes ownership of projects, contributing to a mission-driven work culture backed by top-tier investors.

Qualifications

• 4+ years of professional software engineering experience.
• Strong foundation in Computer Science or related technical field.
• Fluency in Golang, Rust, Java/Kotlin, or Python.
• Solid understanding of algorithms, data structures, distributed systems.

Responsibilities

• Build foundational telecommunications infrastructure.
• Take ownership of critical components from design through deployment.
• Contribute to high engineering standards through reviews.

Skills

Software engineering experience

Fluency in Golang

Fluency in Rust

Fluency in Java/Kotlin

Fluency in Python

Strong communication skills

Education

Bachelor's degree in Computer Science or related field

Job description

Washington, D.C., District of Columbia, United States

The Opportunity

As a Software Engineer, you will build the core systems that secure end‑to‑end mobile communications. Your work will directly impact how users are protected across the communications stack—from device‑level safeguards to hardened network infrastructure.

You’ll help develop systems that detect and mitigate malicious signaling attacks, identify fake cell towers, prevent spam and smishing campaigns, and deliver transparent security protections to users. This is high‑impact engineering with real‑world consequences.

What You’ll Do

Design & Integrate: Build foundational telecommunications infrastructure that ensures secure, resilient connectivity.

Own the Lifecycle: Take end‑to‑end ownership of critical components—from design through deployment.

Raise the Bar: Contribute to high engineering standards through code reviews and best practices.

Enable Scale: Develop reliable, high‑performance systems that empower other teams to build securely and efficiently.

What We’re Looking For

4+ years of professional software engineering experience

Strong foundation in Computer Science or related technical field

Fluency in Golang, Rust, Java/Kotlin, or Python

Solid understanding of algorithms, data structures, distributed systems, and cloud infrastructure

Strong written and verbal communication skills

US Citizenship (Required) / Active U.S. security clearance or eligibility

• Conduct business negotiations in Mandarin
• Maintain strong relationships with Taiwan‑based partners (50% travel)

Why This Role

Mission‑driven work at the intersection of privacy, security, and national resilience

Real ownership and autonomy

Fast‑moving, builder‑oriented culture

Backed by top‑tier investors

Opportunity to shape foundational infrastructure in a critical domain