Senior Systems Engineer

Leidos Inc; Huntsville (AL); On-site; USD 131,300 - 237,350; Full time

Job summary

Leidos Defense Systems Sector is seeking a Senior Systems Engineer to lead a team of systems engineers developing an interceptor system. The Senior Systems Engineer will guide the systems engineering effort, creating and reviewing SEMP, CONOPS, Requirements Specifications, ICDs, and MBSE content.

Ideal candidates have a strong background in traditional systems engineering and technical leadership, with MBSE and DoD program experience.

Qualifications

• Bachelor's degree in Systems Engineering, Software Engineering, Computer Science, Computer Engineering, Electrical Engineering, Mechanical Engineering, Aerospace Engineering, or equivalent degree from an ABET-accredited university with 12+ years of experience or an MS with 10+ years.
• Experience deriving requirements for integration, manufacturing, and production systems.
• Ability to work in a collaborative engineering environment with multi-disciplinary teams.
• Demonstrated ability to communicate effectively within a team environment.
• Resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.
• Possess a secret clearance, or ability to obtain a secret clearance.

Responsibilities

• Lead a team of systems engineers developing an interceptor system.
• Develop and review systems engineering artifacts (SEMP, CONOPS, Requirements Specifications, Verification Plan, ICDs, Engineering Reports, MBSE content).
• Work in a matrixed organization across multiple programs and engineering fields.
• Prefer candidates with MBSE, testing, risk management, and reliability experience; traditional systems engineering and leadership are required.

Skills

Team leadership

Collaborative engineering

Communication

Education

ABET-accredited degree in a relevant field

Tools

MagicDraw

DOORS

JAMA

OCSMP

SEP certification (ASEP/CSEP)

Job description

Description

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead!

Leidos' Defense Systems Land Systems is seeking a Senior Systems Engineer to lead a team of systems engineers developing an interceptor system. In this role, the Senior Systems Engineer will lead the systems engineering effort. This Senior Systems Engineer will help develop and review systems engineering artifacts, including Systems Engineering Management Plan (SEMP), Concept of Operations (CONOPS), Requirements Specifications, Requirements Verification Plan, Interface Control Documents (ICDs), Engineering Reports, and Model-Based Systems Engineering (MBSE) content.

The Senior Systems Engineer will work in a matrixed organization, which supports multiple programs at once in a variety of engineering fields with all different team environments. When the interceptor program ends, the Senior Systems Engineer will have the opportunity to support a different program in the matrixed engineering portfolio. A candidate with experience in other engineering areas such as Test, Model-Based Systems Engineering, Human Factors, Risk Management, and Reliability Analysis will be treated preferentially. However, a strong background in traditional systems engineering and technical leadership is what is required for this position.

Leidos Defense Systems Sector

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world's toughest security challenges for customers with "can't fail" missions.

Basic Qualifications

• A Bachelor's degree in Systems Engineering, Software Engineering, Computer Science, Computer Engineering, Electrical Engineering, Mechanical Engineering, Aerospace Engineering, or equivalent degree from an ABET-accredited university with 12+ years of experience or an MS with 10+ years.

• Experience in deriving requirements for integration, manufacturing, and production systems.

• Position requires candidates to be capable of performing in a collaborative engineering environment working closely with multi-disciplinary teams.

• Demonstrated experience effectively communicating within a team environment.

• Resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area.

• Possess a secret clearance, or have the ability to obtain a secret clearance.

Preferred Qualifications

• Preferred candidates will also have experience and/or working knowledge with:

• MagicDraw and/or other Model Based System Engineering (MBSE) modeling tools

• Demonstrated experience effectively leading a team of engineers.

• Demonstrated cross-discipline collaboration.

• Demonstrated experience accurately estimating the engineering effort (i.e. hours) associated with Systems Engineering tasks.

• DOORS, JAMA, and/or other requirements database tools

• Understanding of the DoD acquisition processes and methods

• Experience supporting one or more DoD programs

• Object Management Group (OMG) Certified System Modeler Professional (OCSMP) certification

• INCOSE Systems Engineering Professional (SEP) certification (ASEP or CSEP)

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 21, 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 $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.