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Description

Who We Are:

Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.

Job Description:

The Leidos Offensive Cyber Operation (OCO) team of talented cyber software engineers are actively developing offensive cyber foundational tool kits for customers with mission critical requirements to detect, deny, degrade, disrupt and deceive targets. The team has generated tools and capabilities for hundreds of real-world targets (routers, switches, etc.) for multiple customer missions. Our team is eager to bring on one to two Sr. Software Engineers who are ready to directly contribute in designing and developing tools using the latest and greatest offensive cyber technology.

Responsibilities:

+ Utilize programming techniques to evade host-based or network intrusion detection systems.

+ Develop software to capture, analyze, and interpret raw network traffic.

+ Network socket programming including developing packet-level programs, expert packet-level understanding of IP, TCP, and application-level protocols.

+ Deconstructing a variety of hardware and software, focusing on network devices and technologies, and developing capabilities to utilize the vulnerabilities discovered.

+ Designing capabilities from a set of requirements, and preparing detailed designs

Minimum Qualifications:

+ Must possess active TS/SCI security clearance to be considered for this role.

+ Bachelor’s degree in computer science, Computer Engineering, or similar field of study with a minimum of twelve (12) years of development experience.

+ Expert in software design and development in Python and C/C++ Demonstrated offensive cyber experience programming cyber tools and/or techniques for the U.S. Government or within the commercial sector.

+ Proficiency in network protocols, routers, and network security.

Nice-to-have Qualifications:

+ Experience with firmware and/or embedded systems reverse engineering

+ Experience programming in Assembly

+ Experience utilizing reverse engineering tools such as IDA Pro and Ghidra to analyze firmware of embedded devices

+ Experience with automated testing frameworks

+ Experience with Docker and container orchestration

Benefits We Provide:

+ Work with a small dynamic team that is doing fun, meaningful and interesting work

+ Work with a company that cares about your growth and career aspirations

+ Technical Upskilling with a special Offensive Cyber track, and continuing Education and Training

+ A flexible work schedule with the ability to bank comp time

+ In addition to highly competitive salaries, we offer **competitive benefits** , including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Discounted Stock Purchase Plans, Parental Paid Leave, on-site free gym, and much more.

+ Awesome, enthusiastic co-workers and a company culture that promotes year-round activities such as on-site barbeques, on-site fire-pit events, band jam sessions, happy hours, trivia night, special movie viewings, car and truck meets, morning meet for coffee, bowling, pet adoption events and more!

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!

Careersleidos.com

CONMD

Original Posting:

July 18, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $126,100.00 - $227,950.00

The Leidos pay range for this job level is a general guideline onlyand 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.

REQNUMBER: R-00162917

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.