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From the employer's careers site First seen 9 Nov 2026

Principal Software Engineer

Salary

$131,300 - $237,350 per year

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Description

We are seeking a motivated Principal Software Engineer to support the Advanced Analytics Team mission. The engineer will work closely with mission stakeholders to analyze software requirements, design innovative technical solutions, develop software applications, and implement high-performance capabilities supporting advanced mission objectives.

Responsibilities:

  • Design, develop, test, debug, and maintain software applications supporting mission requirements.
  • Analyze customer needs, develop software prototypes, engineer technical solutions, implement algorithms, and translate conceptual designs into scalable software architectures.
  • Develop and debug software using object-oriented programming languages.
  • Perform software engineering and technical design activities.
  • Analyze and understand legacy code.
  • Develop efficient algorithms utilizing data structures, dynamic programming, heuristics, and modeling techniques.
  • Conduct software testing and troubleshooting.
  • Work at the operating system level, including file I/O, system interfaces, and low-level programming concepts.
  • Develop advanced tools for binary analysis, shellcode detection, malware analysis, function identification, and reverse engineering of compiled software.

Qualifications:

  • Bachelor's degree plus eleven (11) years of relevant experience or equivalent.
  • Proficiency with Python, and ability to read/understand C/C++, and Assembly (x86).
  • Experience with software architecture, operating system design, compilers, and debugging.
  • Comfortable working with operating system internals, low-level software development, file I/O, system APIs, memory management, and executable program analysis.

Security Clearance:

  • Active TS/SCI with Polygraph required.

Desirable Skills:

  • Familiarity with malware analysis, reverse engineering, and protocol analysis.

Benefits:

  • Competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.

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Skills

Required

Nice to have

  • malware analysis
  • reverse engineering
  • protocol analysis

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/3325-Fort-George-G-Meade-MD/Principal-Software-Engineer--SWE-4-_R-00186427

Apply on Leidos