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Salary
≈ $119k – $240k per year (Estimated)
Location
In office (State College)
Seniority
Principal
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Apr 7, 2026.

Overview
Company
Impact
Profile match
Client Solutions. At Zetier, we recognize the evolving landscape of cybersecurity challenges. Our client-centric approach is designed to tailor solutions that not only meet but exceed expectations.

Principal CNO Software Engineer

Zetier is seeking Principal CNO Software Engineers to develop operationally critical cyber capabilities. Candidates will demonstrate practical experience designing, developing, and deploying tools intersecting command and control, persistence, and networking.

Required:

  • Highly experienced with low-level programming (C/C++)
  • Experience developing in scripting languages (Python)
  • Highly experienced in systems software development (Linux/Windows kernel drivers)
  • Successfully developed cutting edge end-to-end cyber solutions
  • Effective communication with customers and teammates
  • Active U.S. security clearance

Desired:

  • Experience working in networking (802.11ac, Zigbee, GSM, SATCOM, SDN, UHF/VHF, 5g)
  • Integration with standard system libraries (POSIX, WIN32 API)
  • Development on embedded platforms (uBoot, drone firmware, IOT)
  • Reverse engineering experience (gdb, Binary Ninja, IDA Pro)
  • Familiar reading assembly / compiled programs (x86, x64, ARM)
  • Securely implemented cryptographic primitives (AES-GCM, SHA256, ECDSA)
  • Developed/patched version control software itself (git, svn, mercurial)
  • Developed software on mobile platforms (Android, iOS)
  • Successfully led small cross-domain development teams

Zetier is proud to be an Equal Opportunity Employer.

We celebrate diversity and do not discriminate on the basis of race,

religion, color, sex, gender identity, sexual orientation, age,

non-disqualifying physical or mental disability, national origin,

veteran status or any other basis protected by law. All employment is

decided on the basis of merit, qualifications, and business need.

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