Senior Systems Engineer (SE-3)

Leidos; Savage (MD); On-site; USD 107,900 - 195,050; Full time

Benefits offered by this job

Paid Time Off

Holidays

401K match

Flexible schedules

Stock purchase

Upskilling

Education support

Parental leave

Job summary

Leidos seeks a motivated Senior Systems Engineer to support an Agentic Knowledge Management System, drive system integration, deployment strategies, and lifecycle sustainment. Work closely with project leads to ensure compliance and robust delivery across the mission-focused program.

The role emphasizes collaboration, technical rigor, and adherence to best practices, including Agile and CI/CD, in a fast-paced environment that advances national security capabilities.

Qualifications

• Bachelor's degree with nine years of relevant systems engineering experience.
• Understanding of Agile and CI/CD practices.
• Active TS/SCI with Polygraph clearance required.
• Knowledge of Agentic frameworks (langgraph) and customer dataflows is desirable.

Responsibilities

• Collaborate to manage system integration and deployment strategies ensuring timely delivery.
• Decompose requirements for software, data, and UX teams and maintain system architecture docs.
• Perform security, performance, and quality audits and ensure lifecycle sustainment.

Skills

Agile

CI/CD

System integration

Documentation

Education

Bachelor's degree + 9 years experience

Job description

Description

Leidos has a new and exciting opportunity for a Senior Systems Engineer in our Intel Sector. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer 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

Join us and make a difference in National Security!

Job Summary

Our program provides our customer's Operations organization with the best possible solutions for their mission needs. We achieve this through rapid prototyping, new development, and advanced technology research. From leading-edge visualizations to analytic development, we're always pushing the boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our prototype development program is the ideal place to grow your skills and make a real impact. to learn more about how this program “Delivers Mission Success!”

Seeking a motivated Senior Systems Engineer to support the exciting Analysis & Mitigations mission to assist in defining and implementing a system architecture for an Agentic Knowledge Management System using an agentic framework to perform automated knowledge extraction. The engineer will work closely with the project lead to manage system integration, develop and maintain deployment strategies and processes, ensure compliance, perform system testing, validation, and life cycle sustainment. Additionally, participate in the development and maintenance of technical plans, milestones, and code reviews.

Qualified candidates are eligible for enhanced incentives including up to a $25K cash sign on bonus or a paid time off bonus.

Job Responsibilities/Qualifications

• Mission Focus: Collaborate closely with project leadership to manage system integration, develop and maintain deployment strategies and processes to ensure smooth delivery of product. Coordinate efforts across the team for effective collaboration and project delivery. Ensure compliance with system standards and best practices through system testing, validation, and life cycle sustainment. Develop and maintain technical plans, milestones, and code reviews.
• Technical Proficiency: Coordinate with relevant stakeholders to ensure seamless component integration. Decompose project requirements into actionable technical tasks and specifications for software engineers, data scientists, and UX designers. Maintain comprehensive documentation of system architecture, integration, and deployment. Implement and enforce system standards, protocols, and best practices. Conduct regular security, performance, and quality audits for compliance.
• Qualifications: Bachelor's degree plus nine (9) years of relevant experience as a systems engineer or equivalent. Understanding of Agile and other constructs, and CI/CD practices.
• Security Clearance: Active TS/SCI with Polygraph required to be considered for this role.
• Desirable Skills: Knowledge of Agentic frameworks (langgraph) and customer dataflows and sources.

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 –

Careers.leidos.com

CONMD

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

July 13, 2026

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 $107,900.00 - $195,050.00

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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.