1,831,515open jobs
105,449companies
270,172added this week
Browse all
Salary
≈ $140k – $266k per year (Estimated)
Location
In office (Sterling)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Feb 25, 2026. Nightwing scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Nightwing is a US national security contractor headquartered in Dulles, Virginia, that provides cyber operations, technical collection, mission technology, secure communications and cyber defense services to US intelligence and defense agencies. Formed from the former cybersecurity, intelligence and services business of RTX, it carries out reverse engineering, vulnerability research, cyber tool development, managed detection and response and secure network operations. Its openings are mainly for vulnerability researchers and reverse engineers, CNO developers, cyber test engineers, space engineers and software testers, many onsite in Sterling, Annapolis Junction and Arlington.

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

Principal Cyber RF Engineer

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

CODEX Overview

Nightwing’s CODEX (Cyber Offense and Defense Experts) division brings together an elite team of mission-focused industry experts who are well known for their ability to overcome the most advanced technical challenges. The team comprises engineers of multiple disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation, system engineering, and data analytics. Our engineers do more than just work with cutting-edge technology-they ensure missions succeed for our customers. CODEX offices span the nation and offer its engineers the ability to advance their careers through mentorship, training, and an expansive technical portfolio that covers every side of cyber. If you want to be part of a collaborative team that supports challenging, meaningful work that is vital to our national security, apply today!

Principal Cyber Engineer

Cyber Offense and Defense Experts (CODEX) is seeking a cyber engineer to join our team to solve real-time cyber challenges, working on site with our end users in their spaces. Applicants will join a team of developers building high impact native applications for mobile devices, with continuous and meaningful feedback from users. Applicants are expected to integrate reverse engineering results into development products and expand their knowledge of the mobile platform to meet development objectives and customer requirements.

The place of performance for this work is at a customer site in Sterling, Virginia.

Technical Requirements

  • Current TS/SCI clearance is required
  • Experience with RF front-end development and customization
  • Experience with Software Defined Radios to include custom baseband processing up through protocol stack implementation and customization
  • At least 8 years of experience with C/C++ on Unix/Linux platforms using Make/CMake build systems
  • At least 8 years of experience with common software defined radio platforms (GNU Radio, etc)
  • Experience developing against or working with large open-source projects

Desired Experience

  • Team or task leadership experience
  • Experience developing for Android or another mobile platform
  • Understanding of CNE techniques and methodologies on Android and Linux
  • Experience with the ARM64/ARM32 Architecture or other similar platform
  • Familiarity with Atlassian products (Bitbucket, Bamboo, JIRA, etc.)
  • Familiarity with version control software such as git
  • Reverse engineering ARM binaries
  • Developing proof-of-concept exploit software

Education Requirements

Requires a degree in a technical discipline

This position is not relocation eligible, but a signing bonus may be an option for the sufficiently qualified candidate.

ERIP Eligibility - This requisition is eligible for an employee referral award. ALL eligibility requirements must be met to receive the referral award.

#CODEX

At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.

Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.

Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

At Nightwing, we value collaboration and teamwork. You’ll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we’ll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients.

Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team.

Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,831,515 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Hardware
Similar stack
Same company
Sterling
RF Engineer 4 months ago
$160k – $200k per year • In office • Full-Time • 10+ years exp • Master's Degree • Broomfield
Apply
≈ $142k – $270k per year (Estimated) • Equity • In office • Bachelor's Degree • Pleasanton
Management
Agile
Apply
$143k – $275k per year • In office • 10+ years exp • Bachelor's Degree • Redmond
Python
Ruby
C++
SystemVerilog
Perl
MATLAB
DevOps
Azure
Chips/EDA
UVM
Apply
$200k – $275k per year • In office • Secret • Full-Time • 15+ years exp • Bachelor's Degree • Huntsville
Verilog
C++
VHDL
AI/ML
CUDA Toolkit
CUDA
DevOps
Git
Management
Jira
Agile
Apply
≈ $133k – $240k per year (Estimated) • In office • Secret • Full-Time • 10+ years exp • Bachelor's Degree • Huntsville
C
C++
C
Embedded C
DevOps
RTOS
GitLab
Linux
Management
UML
Apply
Odoo Developer 1 day ago
≈ $38k – $93k per year (Estimated) • In office • Full-Time • 3+ years exp • Bachelor's Degree • Toronto
Python
JavaScript
TypeScript
SQL
C++
Databases
PostgreSQL
Frontend
Sass
DevOps
CI/CD
AWS
Amazon EC2
Amazon ECS
Linux
Apply
Software Engineer 1 day ago
$112k – $229k per year • Hybrid • Full-Time • 1+ year exp • Bachelor's Degree • New York
Python
Java
C++
Management
Agile
Apply
≈ $114k – $202k per year (Estimated) • Remote (United States) • Full-Time • 8+ years exp • Bachelor's Degree • United States
Python
SQL
PowerShell
C#
C#
.NET
DevOps
Azure
Linux
Cybersecurity
Microsoft Sentinel
Microsoft Defender
Zero Trust
Microsoft Defender for Cloud
SIEM
Management
SharePoint
Apply
Security Engineer 1 day ago
≈ $114k – $202k per year (Estimated) • Remote (United States) • Full-Time • 5+ years exp • Bachelor's Degree • United States
Python
SQL
PowerShell
C#
C#
.NET
DevOps
Azure
Linux
Cybersecurity
Microsoft Sentinel
Microsoft Defender
Zero Trust
Microsoft Defender for Cloud
SIEM
Apply
$71k – $85k per year • Hybrid • 6+ years exp • Montreal
Python
SQL
DevOps
Terraform
Ansible
Helm
Prometheus
GitLab CI
CI/CD
Jenkins
Docker
Kubernetes
Grafana
Platform Engineering
Linux
Apply
$99k – $206k per year • In office • TS/SCI • Full-Time • 6+ years exp • Sterling
Apply
Hardware Engineer 3 months ago
$122k – $253k per year • In office • TS/SCI • Full-Time • Sterling
DevOps
GCP
VMWare
Azure
AWS
Apply
$122k – $253k per year • In office • TS/SCI • Full-Time • 3+ years exp • Sterling
Python
C++
Assembly
Assembly
WinDbg
DevOps
Windows
Apply
Electrical Engineer 3 months ago
$122k – $253k per year • In office • TS/SCI • Full-Time • 10+ years exp • Bachelor's Degree • Arlington
Apply
≈ $109k – $200k per year (Estimated) • In office • TS/SCI • Full-Time • 5+ years exp • Bachelor's Degree • San Antonio
Python
C++
Assembly
Assembly
OllyDbg
WinDbg
Binary Ninja
DevOps
TCP/IP
BGP
Cybersecurity
Ghidra
IDA Pro
Apply
$74k – $130k per year • Equity • In office • Full-Time • 4+ years exp • Associate's Degree • Sterling
DevOps
AWS
SLI/SLO/SLA
Management
Microsoft Office
Apply
$64k – $114k per year • Equity • In office • Full-Time • 5+ years exp • Associate's Degree • Sterling
DevOps
AWS
IoT
MQTT
Apply
≈ $69k – $142k per year (Estimated) • Equity • In office • Full-Time • 1+ year exp • Bachelor's Degree • Sterling
DevOps
AWS
Linux
TCP/IP
DNS
Apply
$64k – $114k per year • Equity • In office • Full-Time • 5+ years exp • Associate's Degree • Sterling
DevOps
AWS
IoT
MQTT
Apply
$74k – $130k per year • Equity • In office • Full-Time • 4+ years exp • Associate's Degree • Sterling
DevOps
AWS
SLI/SLO/SLA
Management
Microsoft Office
Apply
See all jobs
This is one of many
1,831,515 more open roles from verified company boards, updated every day.