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Principal Cybersecurity Software Engineer

TEKsystems c/o Allegis Group

Posted yesterday

Job Requirements

Huntsville, AL
Secret Polygraph not specified
Senior Level Career (10+ yrs experience)
$165,000 - $225,000

Job Description

What You’ll Do
Secure Embedded Software Development

Design, develop, and harden embedded software in C/C++ for real-time and resource‑constrained systems.
Implement cybersecurity protections including:

Secure boot & firmware integrity
Cryptographic modules
Authentication & key management
Memory safety & attack-surface reduction
Trusted execution environments


Develop software targeting RTOS platforms (VxWorks, QNX, Integrity, FreeRTOS) or embedded Linux.

Cybersecurity Architecture & Threat Mitigation

Define system‑level secure software architectures across multi‑processor and distributed embedded platforms.
Lead cybersecurity design reviews, threat modeling, and vulnerability mitigation planning.
Ensure embedded systems comply with cybersecurity best practices and meet mission requirements.

Technical Leadership

Serve as a Principal Engineer / Technical Lead guiding multiple internal and subcontractor teams.
Mentor junior engineers, enforce secure coding standards, and own the technical roadmap for secure embedded software.
Interface with customers, program leads, and DoD stakeholders to communicate technical decisions and progress.

Program Support

Support formal lifecycle milestones (SRR, PDR, CDR).
Contribute to proposals, whitepapers, and technical strategy for emerging programs.
Collaborate across disciplines: embedded SW, systems, RF, autonomy/AI, and hardware engineering.


Required Qualifications
Must-Haves

Active DoD security clearance (Secret or higher)
Bachelor’s or Master’s in EE, CE, CS, or related field
15+ years of embedded software development using C/C++
10+ years of embedded cybersecurity engineering, including hands-on implementation
Experience with RTOS-based systems or embedded Linux
Expertise in securing constrained real-time systems (ARM, DSP, SoC platforms)
Proven experience as a Principal Engineer, Tech Lead, or Architect on defense programs
Strong communication skills — ability to brief customers and mentor engineering teams

Preferred

Experience with RF systems, autonomy/AI-enabled platforms, or electronic warfare
Familiarity with secure firmware design patterns (stack canaries, MPU/MMU config, key handling)
Understanding of RMF, STIGs, or DoD cybersecurity expectations (non‑compliance role)
Experience integrating advanced cybersecurity analytics or AI-enabled threat detection
group id: 10105424
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About Us
We’re partners in transformation. We help customers activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company.
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Job Category
IT - Software
Clearance Level
Secret