Sr. Systems Engineer

Leidos; San Diego (CA); Hybrid; USD 131,000 - 237,000; Full time

Benefits offered by this job

Paid time off

11 holidays

401K with company match

Flexible schedules

Discounted stock purchase

Technical upskilling

Education and training support

Parental paid leave

Job summary

Leidos is seeking a Sr. Systems Engineer for the INTEL Sector's Cyber & Analytics Business Area (CABA) to support Navy Key Management projects. You will lead system engineering, architecture design, integration, and verification while coordinating with internal teams and customer POCs to ensure requirements are met.

The role emphasizes documentation, use-case development, and technical leadership. The position may follow a 9/80 schedule with potential telework; up to five days per week on

Qualifications

• Bachelor's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related field; 8+ years experience (will consider experience in lieu of a degree).
• DoD Secret security clearance required.
• Experience analyzing risks and navigating projects through established processes.
• Model-based systems engineering experience.
• Experience with database management software (MySQL, Oracle RDBMS, MSSQL).
• Familiarity with Linux/Unix operating systems.
• Knowledge of software design patterns and Agile methodologies.
• DoD 8570 Security+ (or equivalent) required within 90 days of hire.

Responsibilities

• Lead system engineering, hardware, and software analysis to support Navy Key Management projects.
• Define and apply systems engineering processes to meet customer requirements.
• Manage requirements, including decomposition, allocation, verification, and validation for development and test teams.
• Define and develop System Architecture, CONOPS, and use case development.
• Participate in customer meetings, working groups, and technical interchange meetings.
• Prepare and review technical documentation (manuals, design specs, interface specs, user guides, data sheets).
• Possible 9/80 schedule; some teleworking may be available.
• Work at customer facilities up to 5 days a week.

Skills

System engineering

Model-based systems engineering

Database management

Linux/Unix

Software design patterns

Agile development

Security+ (DoD 8570)

Networking basics

Education

Bachelor's degree in related field

Tools

MySQL

Oracle RDBMS

Microsoft SQL Server

Job description

Description

Leidos has a new and exciting opportunity for a Sr. Systems Engineer in our INTEL Sector's Cyber & Analytics Business Area (CABA). 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

This project provides the full range of software systems design, analysis, integration, verification, and validation activities in support of the Navy’s Key Management project portfolio.The selected candidate will provide systemsengineeringexpertisein the following areas: system architecture and design; development and integration; requirements analysis, data flow analysis; network design and implementation; test/verification and validation; and documentation for the system.The selected candidate will be responsible for collaborating with internal technical professionals on a day‑to‑day basis, and with POCs from customer organizations when necessary.

Additional position responsibilities also include:

• Lead system engineering, hardware, and software analysis to support the Navy’s Key Management project portfolio.
• Define and apply systems engineering processes to develop systems that meet customer requirements.
• Manage requirements, including decomposition, allocation, verification, and validation forsubsequentuse by the development and test teams.
• Define and develop System Architecture, CONOPS, and use case development using systems engineering methodologies.
• Participate and lead discussions at customer meetings, working groups, and technical interchange meetings associated with the work performed in this project.
• Required to research, design, write, and review a wide range of technical documentation that will include but not be limited to: technical manuals, design specification documents, interface requirements specification, system user guides, reference manuals, installation guides, and data sheets that may be required to assist with the design, integration, testing, and fielding of the system; will provide project briefing materials upon request.
• Option to work a 9/80 work schedule (i.e., 9 hour days, then work 8 hours on first Friday and off the second Friday)
• The selected candidate will be required to work at the customer facilities up to 5 days a week. Some teleworking may be available.

Required Qualifications

• Bachelor's Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related field, with 8+ years of experience. Will consider experience in lieu of a degree.
• Position requires US citizenship and an active Secret DoD security clearance.
• Experience that demonstrates ability to analyze risks and uncertainties and ability to navigate projects through established processes.
• Model based systems engineering experience.
• Experience with database management software, such as MySQL, Oracle RDBMS, and Microsoft SQL Server.
• Familiarity with operating systems, such as Linux and UNIX.
• Understanding complex system development methods.
• Experience with technical documentation development.
• Knowledge of software design patterns.
• Knowledge of Agile Development methodologies.
• DoD 8570 approved security certification (i.e., Security +) (Will be required 90 days after hire).

Desired Qualifications

• Software development or shell scripting experience.
• Past experience using CAMEO a plus.
• Excellent scripting skills with knowledge of programming languages, such as Perl, Ruby, and Python.
• Good knowledge of networking protocols, such as TCP, IP, and OSI models.
• Past Test Driven Development (TDD) experience a strong plus.
• Experience with CUCUMBER or similar TDD automation framework a plus.

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.

Pay Range

Pay Range $131,300.00 - $237,350.00

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. Employment benefits include 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.