SECTION I · THE BRIEF
Brief #69313Updated 02 NOV 2026ARLINGTON, VIRGINIAGreenhouseSOFTWARE COMPANIES
Employbl Company Profile

Software Engineer

Two Six Technologies provides cybersecurity and technology solutions for national security customers. The company delivers R&D, innovation, productization, and implementation expertise in cyber, data science, mobile,…

Location
Arlington, Virginia
Company size
200–1,000
Posted
Today
Via
Greenhouse
Section II · Full ProfileFree with an account
  • 01Comp band & equity packageLocked
  • 02Seniority & experience requirementsLocked
  • 03Interview process & rubricLocked
  • 04Headcount & which departments are hiringLocked
  • 05Growth trajectory in this roleLocked
  • 06Offer & decision timelineLocked

Free · 2 minutes · the funding and stack behind this role

Software Engineer

Two Six Technologies· Arlington, VirginiaView company profile


Job title
Software Engineer
Job location
Arlington, Virginia
Job description

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future.

 

Overview of Opportunity 

Two Six Technologies is seeking a Software Engineer to research and develop next-generation technologies for mobile communications and networks. The ideal candidate will have an interest in research as well as a commitment to developing solutions for the real world. You will join a small, supportive team that values cooperation and creative spirit.

This is a hybrid role, working both remotely and at our Arlington, VA headquarters at least 3 days per week, and may involve some light travel when transitioning products.


Responsibilities:

  • Actively participate in the design, build, test, and implementation phases of research programs focused on advancing technology in the areas of resilient communications, next-generation networking, security, and privacy in mobile platforms
  • Become intimately familiar with all aspects of what goes on inside of today's smartphones, including the hardware, kernel, drivers, firmware, framework, and apps
  • Develop the ability to identify security and privacy risks of various apps, systems, and architectures
  • Design and develop custom software solutions for both prototype and production-level systems on mobile phones and other resource-constrained platforms, e.g., single-board computers

Minimum Qualifications:

  • Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or related on the job experience.
  • 3+ years of professional software development experience with C/C++
  • Familiarity with standard Linux software engineering tools, e.g., git, gcc, make
  • Active Top Secret (TS) clearance is required 

Nice If You Have: 

  • Experience with Android app development or Android OS modification is strongly preferred
  • Experience with network stack development, mesh networking, or tactical handheld radios
  • Experience with cellular networking infrastructure, such as LTE or 5G base stations and cores
  • Experience with the Rust programming language
  • Practical knowledge of symmetric and asymmetric cryptography in software, such as working with OpenSSL or other cryptographic libraries

 

#LI-ZS1

#LI-ONSITE

Two Six Technologies is committed to providing competitive and comprehensive compensation packages that reflect the value we place on our employees and their contributions. We believe in rewarding skills, experience, and performance. Our offerings include but are not limited to, medical, dental, and vision insurance, life and disability insurance, retirement benefits, paid leave, tuition assistance and professional development.

The projected salary range listed for this position is annualized. This is a general guideline and not a guarantee of salary. Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements.

Salary Range
$114,983—$171,890 USD
View job listing ↗
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Two Six Technologies headquarters

Arlington, VA

Company size

200–1,000 employees

Founded

2021

Total raised

$54,561,935

View company profile ↗

Work at Two Six Technologies? Claim its Employbl profile

Funding rounds

  • Series Unknown$10M
  • Series Unknown$2.2M
  • Series Unknown$8.7M
  • Series Unknown$10M
  • Series Unknown$4.8M
  • Series Unknown$18.9M