Cryptologic Computer Scientist

Leidos is seeking a Cryptologic Computer Scientist - Level 3 to support development operations at Fort Meade. Join a mission-driven team solving complex cryptologic challenges using advanced computer science principles and cutting-edge technologies.

Responsibilities

• Design, develop, deploy, and sustain solutions to complex cryptologic computer science problems.
• Apply expertise in areas such as operating systems, algorithms, compiler theory, computer architecture, discrete math, programming languages, and data structures.
• Support mission areas including digital forensics, attack attribution, critical network defense, system warnings and indicators, target system penetration, and knowledge discovery.

Qualifications

• Bachelor’s and 8 years of relevant experience
• Active TS/SCI with Polygraph required.

Preferred Skills

Experience in systems research, software development, modeling and simulation, algorithm design, reverse engineering, and hardware/software system design.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today!

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

November 12, 2026

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.