~1h ago
New
$88,400.00 - $154,700.00/yr

Software Engineer I - Top Secret

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Software EngineerSoftware Engineering
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Quick Summary

Key Responsibilities

Contribute code to CNO tool components in C under close guidance of senior and lead engineers, following established designs and standards Write code predominantly in C,

Technical Tools
Software EngineerSoftware Engineering
In a world of possibilities, pursue one with endless opportunities. Imagine Next!

 

At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

 

Job Description:

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Join an amazing collaborative team that analyzes, designs, and develops computer software to support marquee customers in Defense and Intelligence. We are seeking a CNO Software Developer to develop and maintain cyber network operations tools and capabilities that enable critical national security missions.


Responsibilities

~1 min read
  • →Contribute code to CNO tool components in C under close guidance of senior and lead engineers, following established designs and standards
  • →Write code predominantly in C, with contributions in Python for server-side components
  • →Execute assigned development tasks following established procedures and coding standards
  • →Troubleshoot software defects using debugging tools and techniques learned from senior team members
  • →Support operationalizing proof-of-concept vulnerabilities and CVEs into deployable capabilities under supervision
  • →Collaborate with team members on vulnerability research integration activities
  • →Contribute to test procedures and technical documentation for CNO software deliverables
  • →Performs other responsibilities associated with this position as may be appropriate.

  • Active Top Secret required; must be able to attain and maintain TS/SCI
  • Bachelor's degree in a related field (Computer Science, Cybersecurity, Computer Engineering, etc.)
  • 2+ years of relevant cyber capability tool development and/or systems/embedded development experience (entry level); Master's Degree will be considered in lieu of experience requirement.
  • 0-2+ years developing in C or C++
  • Knowledge of networking fundamentals (e.g., TCP/IP, DNS, HTTP/S)
  • Experience developing in Windows or Linux environments
  • Version control (Git)
  • Experience with CI/CD pipelines and build automation workflows
  • Experience developing in both Windows and Linux environments
  • Building applications in Python
  • Knowledge of concurrent application development concepts (e.g., multi-threaded and/or distributed)
  • Multi-architecture assembly languages (e.g., ARM, MIPS)
  • Mobile development experience (e.g., Objective-C, Swift for iOS; Java, Kotlin for Android)
  • Additional operating systems (e.g., OSX, router/embedded firmware platforms)
  • Certifications include OSCP, OSED, OSWE, Corelan Academy. None required.

Travel Required: Up to 10% for remote roles

Security Clearance Requirement:

An active Top Secret security clearance is required for this position.​

This position is part of our Federal Solutions team.

The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.

Salary Range: $88,400.00 - $154,700.00

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled.

Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest—APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

Location & Eligibility

Where is the job
Not specified
Location terms not specified

About this job

Pay per year
$88,400–$154,700 a year
36% below the $189,200 median for Software Engineer jobs on Jobera (6,743 salaries).
Posted
Today
Employer
has 2,927 open jobs on Jobera.

Listing Details

First seen
November 3, 2026
Last seen
November 3, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
62%
Scored at
November 3, 2026

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Software Engineer I - Top Secret$88,400.00 - $154,700.00