1,964,179open jobs
116,009companies
248,482added this week
Browse all
Salary
$92k – $138k per year
Location
In office (Cincinnati)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Oct 23, 2026. Northrop Grumman scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Come join Northrop Grumman - Xetron, part of the Mission Systems sector, where we develop new capabilities for our military and intelligence customers around the globe. At Xetron we design systems that only science fiction writers could imagine, because they’re that cool!

Xetron is an operating unit of the Northrop Grumman Corporation, located in Cincinnati, Ohio where employees have the chance to know everyone on site while working on cutting-edge technologies and high-impact products. You’ll tackle the next generation of challenging problems, share expertise, and learn from world-class teammates. Remember when you were excited about the challenge of the problem, the importance of the solution, and the fun you had with your team? You’ll experience that at Xetron! See why we receive comments on our YouTube Videos like “This company is insanely advanced” and “Wow. This is mind blowing.”

We are seeking cleared Cyber Software Test Engineers and cleared Principal Cyber Software Test Engineers who are self-motivated and energetic, with a background in Computer Engineering, Computer Science, or related technical disciplines.

Responsibilities:

This position involves testing of developed solutions to national security threats with products that may involve kernel development, reverse engineering, or vulnerability research of network and communication systems. The position requires solid software development skills and test capabilities, including familiarity with scripting languages. Knowledge of computer networking, modern software development environments, embedded programming, automated software testing tools and software configuration management tools is a plus.

You may be helping review system requirements. You will be testing Software to ensure it meets system requirements both manually and with automated scripts to conduct testing. And you may be involved in writing software test procedures and writing automated scripts, and verification and validation testing with guidance.

This position can be filled at the Level Engineer or Principal Engineer level:

Basic Qualifications for Cyber Software Test Engineer Level (level 2):

  • Bachelor's Degree in Computer Science, Computer Engineering with 2 years relevant work experience; or Master’s Degree in Computer Science, Computer Engineering with no relevant experience.
  • Programming and automation experience in Python with debugging and/or system analysis tools (e.g., Wireshark, IDAPro, OllyDebug, WinDBG, JTAG debuggers.)
  • Must be willing to work full-time onsite in Cincinnati, OH.
  • US Citizenship required.
  • Must have an active Secret clearance or higher with the ability to obtain and maintain a Top Secret Clearance.

Basic Qualifications for Principal Cyber Software Test Engineer Level (level 3)

:

  • Bachelor's Degree in Computer Science, Computer Engineering with 5 years relevant work experience; or Master’s Degree in Computer Science, Computer Engineering with 3 years relevant work experience; or Ph.D. in Computer Science, Computer Engineering with 1-year relevant work experience.
  • Programming and automation experience in Python with debugging and/or system analysis tools (e.g., Wireshark, IDAPro, OllyDebug, WinDBG, JTAG debuggers.)
  • Must be willing to work full-time onsite in Cincinnati, OH.
  • US Citizenship required.
  • Must have an active Secret clearance or higher with the ability to obtain and maintain a Top Secret Clearance.

Preferred Qualifications for both levels:

  • Active TS/SCI Clearance with Polygraph.
  • Experience as Technical Lead leading teams of 2-8 engineers.
  • Advanced degree in Computer Science, Computer Engineering, or related field.
  • Experience in software development to include any of the following: kernel mode, embedded, command and control, web applications, network applications.
  • Experience with SDLC (software development life cycle.)
  • Familiarity with Assembly Languages (e.g., x86, x64, MIPS, PPC, or ARM.)
  • Experience with vulnerability research on one or more operating systems (Android, IOS, Windows, Linux, etc.)
  • Experience with emulation (Renode, QEMU, etc.)
  • Experience with reverse engineering compiled binaries using industry-standard tools such as Ghidra or IDA Pro.
  • OS Internals experience.
  • Development of lower-level networking protocols such as TCP/IP and UDP.
  • Understanding of return-oriented programming (ROP) concepts and execution.
  • Ability to understand secure / insecure programming concepts (format string vulnerabilities, heap overflows, etc.)
  • Familiarity with modern source control platforms (e.g., Git, GitHub, GitLab) and CI/CD workflows using tools such as Jenkins, GitHub Actions, and GitLab CI.
  • Experience with the Agile methodology.
Primary Level Salary Range: $91,800.00 - $137,600.00Secondary Level Salary Range: $113,900.00 - $170,900.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
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.
1,964,179 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

QA
Similar stack
Same company
Cincinnati
≈ $86k – $169k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Saint Louis
Python
JavaScript
Kotlin
SQL
Kotlin
Mockito
Frontend
Lighthouse
DevOps
Splunk
GCP
Datadog
Jenkins
AppDynamics
Management
Confluence
Jira
QA
TestNG
Selenium
Cucumber
JMeter
Allure Reporting
Rest-Assured
Apply
≈ $100k – $196k per year (Estimated) • In office • TS/SCI • Full-Time • 6+ years exp • Bachelor's Degree • Annapolis Junction
Java
SQL
Java
Apache Tomcat
Databases
Oracle
Apache Solr
DevOps
Rest API
GitLab CI
CI/CD
Windows Server
GitLab
Cybersecurity
LDAP
Apply
≈ $92k – $181k per year (Estimated) • In office • TS/SCI • Full-Time • 6+ years exp • Bachelor's Degree • Reston
Java
SQL
Java
Apache Tomcat
Databases
Oracle
Apache Solr
DevOps
Rest API
GitLab CI
CI/CD
Windows Server
GitLab
Cybersecurity
LDAP
Apply
≈ $91k – $179k per year (Estimated) • In office • TS/SCI • Full-Time • 6+ years exp • Bachelor's Degree • Washington
Java
SQL
Java
Apache Tomcat
Databases
Oracle
Apache Solr
DevOps
Rest API
GitLab CI
CI/CD
Windows Server
GitLab
Cybersecurity
LDAP
Apply
Senior QA Analyst 4 hours ago
≈ $85k – $168k per year (Estimated) • In office • 5+ years exp • Bachelor's Degree • Atlanta
JavaScript
SQL
Databases
Oracle
Frontend
React.js
JQuery
Management
Agile
Apply
$48k per year • In office • Full-Time • 3+ years exp • Bachelor's Degree • Dayton • Cincinnati
Apply
$51k – $55k per year • In office • 1+ year exp • Bachelor's Degree • Cincinnati
Apply
$42k per year • In office • High School Diploma • Cincinnati • Florence
Apply
$68k – $84k per year • In office • 3+ years exp • Cincinnati
Apply
$40k per year • In office • Full-Time • Cincinnati
Apply
See all jobs
This is one of many
1,964,179 more open roles from verified company boards, updated every day.