Leidos
Leidos

120 Leidos Systems Software Engineer Jobs Hiring Near You

Software Systems Engineer

Huntsville, AL · On-site

$87K - $157K/yr

Leidos is dedicated to making the world a safer place. This starts with helping our customers in ... Bachelor's degree in Systems Engineering, Electrical Engineering, Computer Engineering, Software ...

Software Systems Engineer

Huntsville, AL · On-site

$87K - $157K/yr

Leidos is dedicated to making the world a safer place. This starts with helping our customers in ... We are seeking a highly motivated and detail-oriented Software Systems Engineer to support complex ...

Software Systems Engineer

Columbia, MD · On-site

$107K - $195K/yr

Leidos has a new and exciting opportunity for a Software Systems Engineer in our Intelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security ...

Software Systems Engineer

Columbia, MD · On-site

$107K - $195K/yr

Leidos has a new and exciting opportunity for a Software Systems Engineer in our Intelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security ...

Software Systems Engineer

Columbia, MD · On-site

$87K - $157K/yr

Leidos has a new and exciting opportunity for a Software Systems Engineer in our Intelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security ...

Software Systems Engineer

Columbia, MD · On-site

$87K - $157K/yr

Leidos has a new and exciting opportunity for a Software Systems Engineer in our Intelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security ...

Cannon AFB New Mexico Leidos is seeking a Systems Engineer to support the Air Force Special ... Integrate new software capabilities into existing data center architectures * Work with container ...

Software Engineer

Bethesda, MD · On-site

$87K - $157K/yr

Leidos has an exciting opportunity for a Software Engineer in our Intel Security Sector's Analysis ... Understanding of the customer's system development policies. At Leidos , the opportunities are ...

Software Engineer

Bethesda, MD · On-site

$87K - $157K/yr

Leidos has an exciting opportunity for a Software Engineer in our Intel Security Sector's Analysis ... Understanding of the customer's system development policies. At Leidos , the opportunities are ...

Principal Software Engineer

Bethesda, MD · On-site

$131K - $237K/yr

Leidos has an exciting opportunity for a Principal Software Engineer in our Intel Security Sector ... system development policies. CABARESTON If you're looking for comfort, keep scrolling. At Leidos ...

Sr. Software Engineer

Bethesda, MD · On-site

$107K - $195K/yr

Leidos has an exciting opportunity for a Sr. Software Engineer in our Intel Security Sector ... system development policies. CABARESTON If you're looking for comfort, keep scrolling. At Leidos ...

Sr. Software Engineer

Bethesda, MD · On-site

$107K - $195K/yr

Leidos has an exciting opportunity for a Sr. Software Engineer in our Intel Security Sector ... system development policies. CABARESTON If you're looking for comfort, keep scrolling. At Leidos ...

Software Engineer (SME)

Bethesda, MD · On-site

$154K - $278K/yr

Leidos has an exciting opportunity for a Software Engineer (SME) in our Intel Security Sector ... Understanding of the customer's system development policies. At Leidos , the opportunities are ...

Principal Software Engineer

Bethesda, MD · On-site

$131K - $237K/yr

Leidos has an exciting opportunity for a Principal Software Engineer in our Intel Security Sector ... system development policies. CABARESTON If you're looking for comfort, keep scrolling. At Leidos ...

Software Engineer (SME)

Bethesda, MD · On-site

$154K - $278K/yr

Leidos has an exciting opportunity for a Software Engineer (SME) in our Intel Security Sector ... Understanding of the customer's system development policies. At Leidos , the opportunities are ...

Systems Software Engineer

San Jose, CA · On-site

$202K - $240K/yr

Systems Software Engineer Location: San Jose, CA (Onsite) Duration: 6+ months contract Role and Responsibilities As a Senior System Software Engineer, you will join the GPU Software Validation team ...

Systems Software Engineer Company: Picarro Location: Santa Clara, CA Education: Bachelor's Degree Required Position Overview Picarro is seeking a Systems Software Engineer to design, develop, and ...

Systems Software Engineer

Santa Clara, CA · On-site

$120K - $130K/yr

Systems Software Engineer Company: Picarro Location: Santa Clara, CA Education: Bachelor's Degree Required Position Overview Picarro is seeking a Systems Software Engineer to design, develop, and ...

Systems Software Engineer

Santa Clara, CA · On-site

$203K - $240K/yr

Picarro is a leading company in optical spectroscopy solutions, seeking a Systems Software Engineer to design, develop, and maintain software systems for scientific instrumentation. The role involves ...

Systems Software Engineer

Santa Clara, CA · On-site

$203K - $240K/yr

They are seeking a Systems Software Engineer to design, develop, and maintain robust software systems that support scientific instrumentation and data-driven applications. Responsibilities : • ...

Showing results 61-80

Leidos Jobs Information

What is it like to work at Leidos?

Leidos is a company that values innovation, collaboration, and customer satisfaction, fostering a culture of teamwork and continuous learning. The company's structure is often organized around mission-focused teams, with employees working on projects that support national security, healthcare, and environmental initiatives, often in dynamic and fast-paced environments. Working at Leidos may appeal to candidates who are passionate about making a difference in their communities and are interested in contributing to projects that have a significant impact on society.

What makes Leidos an attractive place to work?

Leidos is a leading provider of technology, engineering, and cybersecurity solutions to the U.S. government and other organizations, with a strong reputation for delivering innovative and effective solutions. The company fosters a collaborative and dynamic work environment that encourages innovation, creativity, and professional growth, with opportunities for employees to work on complex and challenging projects. By joining Leidos, individuals can contribute to making a meaningful impact in critical areas such as national security, healthcare, and environmental sustainability, while also developing their skills and advancing their careers.

Do workers at Leidos get paid breaks?

Sometimes. Only some people get paid breaks.
43% of people say they don’t get paid breaks.
Based on data from 44 people who took the Breakroom Quiz between June 2025 and June 2026.

Does Leidos pay people when they’re sick?

Sometimes. Only some people get paid when they’re sick.
35% of people say they wouldn’t get paid if they were sick but scheduled to work.
Based on data from 63 people who took the Breakroom Quiz between May 2025 and May 2026.

At Leidos, are sick days and vacation days separate paid time off?

Only some people have separate paid time off for sick days and vacation.
64% of people say they have to use vacation days when they’re out sick.
Based on data from 59 people who took the Breakroom Quiz between May 2025 and April 2026.

Is the health insurance from Leidos affordable enough for their workers?

Most people say the health insurance costs are okay.
93% of people say the health insurance costs are okay
Based on data from 54 people who took the Breakroom Quiz between May 2025 and May 2026.

Do people get paid time off at Leidos?

Most people get paid time off work.
98% of people say they get paid time off.
Based on data from 63 people who took the Breakroom Quiz between June 2025 and June 2026.

How far ahead of time do people find out their work schedule?

Most people find out their schedule less than four weeks ahead of time.
  • 44% of people with changing schedules find out their shifts one week or less ahead of time.
  • 20% of people with changing schedules find out their shifts two weeks ahead of time.
  • 12% of people with changing schedules find out their shifts three weeks ahead of time.
  • 24% of people with changing schedules find out their shifts four weeks or more ahead of time.

Based on data from 25 people who took the Breakroom Quiz between November 2024 and March 2026.

Do workers at Leidos worry about hours?

Most people don’t worry about getting enough hours.
95% of people report they don’t worry about getting enough hours.
Based on data from 42 people who took the Breakroom Quiz between April 2025 and April 2026.

Do Leidos workers get to choose the shifts they work?

Some people don’t get to choose which shifts they work.
45% report that they don’t have enough control over which shifts they work.
Based on data from 38 people who took the Breakroom Quiz between March 2025 and March 2026.

How easy is it for Leidos workers to change shifts?

Most people find it easy to change shifts.
79% of people report that it’s easy to change shifts if they need to.
Based on data from 53 people who took the Breakroom Quiz between December 2024 and April 2026.

How easy is it to get time off at Leidos?

Most people find it easy to get time off.
88% of people report it’s easy to get time off.
Based on data from 56 people who took the Breakroom Quiz between June 2025 and June 2026.

Do Leidos managers change schedules at the last minute?

Most managers don’t change people’s schedules at the last minute.
100% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 42 people who took the Breakroom Quiz between April 2025 and April 2026.

Do jobs at Leidos spill into time workers aren’t paid for?

Rarely. The job doesn't usually spill into unpaid time.
18% of people report that their job takes up time that they don’t get paid for.
Based on data from 44 people who took the Breakroom Quiz between April 2025 and April 2026.

How easy is it to take sick days at Leidos?

Most people find it easy to take sick days.
90% of people report that it’s easy to take time off if they are sick.
Based on data from 61 people who took the Breakroom Quiz between June 2025 and June 2026.

Is a Leidos job good for students?

Most students say this is a good place to work if you’re studying.
81% of students report this is a good place to work if you’re studying.
Based on data from 16 people who took the Breakroom Quiz between December 2024 and April 2026.

Is working at Leidos good if you’re a parent or caregiver?

Most parents and caregivers say this is a good place to work.
87% of people who care for a child or other relative report this is a good place to work.
Based on data from 54 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people at Leidos feel treated with respect by their managers?

Most people feel treated with respect by their managers.
83% of people say they’re treated with respect by their managers.
Based on data from 59 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people at Leidos get to take their breaks without interruption?

Most people get breaks without interruption.
80% of people report that they get to take their breaks without interruption.
Based on data from 50 people who took the Breakroom Quiz between June 2025 and June 2026.

Is it stressful to work at Leidos?

Some people feel stressed out here.
60% of people say they often feel stressed out at work.
Based on data from 60 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people at Leidos enjoy their jobs?

Most people enjoy their job.
77% of people report they enjoy their job.
Based on data from 53 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people at Leidos recommend working with their team?

Only some people recommend working with their team.
41% of people report that they wouldn’t recommend working with their immediate team to a friend.
Based on data from 63 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people get enough training when they start at Leidos?

Most people got enough training when they started.
67% of people report they got enough training when they started working here.
Based on data from 60 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people get support to advance at Leidos?

Only some people are given support to advance their career here.
In the last year, 41% of people report not being given support to advance their career here.
Based on data from 58 people who took the Breakroom Quiz between June 2025 and June 2026.

Do people think Leidos’s headquarters understands what’s happening where they work?

Most people think headquarters doesn’t understand what’s happening where they work.
69% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 55 people who took the Breakroom Quiz between June 2025 and June 2026.

Do workers feel well informed about how Leidos is doing?

Most people feel well informed about how the company is doing.
68% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 57 people who took the Breakroom Quiz between June 2025 and June 2026.
Infographic showing various Systems Software Engineer job openings at Leidos in the United States as of July 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 96% Physical, 2% Hybrid, and 2% Remote job distribution.
Software Systems Engineer

Software Systems Engineer

Leidos

Huntsville, AL • On-site

$87K - $157K/yr

Full-time

Posted 18 days ago


Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 149 frontline employees who took The Breakroom Quiz

56th of 451 rated business services


Job description

Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. 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 sustainably. 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.With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos provides responsive, cost-effective engineering, scientific and IT solutions. Leidos is well known for our people-oriented culture, positive work environment, technical excellence, and resilient business ethics.

We areseekinga highly motivated and detail-orientedSoftware Systems Engineer to support complex defense and government programs throughout the systems engineering lifecycle. The ideal candidate will have strong defense industry experience,expertisein requirements development and management, and hands-on experience with Model-Based Systems Engineering (MBSE) methodologies and tools including Cameo and Jama. This role requires collaboration with cross-functional engineering teams, program leadership, and government stakeholders to support system design, development, integration, verification, and delivery.

Primary Responsibilities

  • Perform systems engineering activities across the full system lifecycle including:

    • Requirements analysis

    • Functional decomposition

    • System architecture development

    • Integration & Test

    • Verification & Validation (V&V)

    • Configuration management

    • Risk management

  • Develop, analyze, andmaintainsystem engineering documentation including:

    • Program Interface Documents (PIDs)

    • Interface Control Documents (ICDs)

    • System/Subsystem Specifications (SSS)

    • Software Requirements Specifications (SRS)

  • Support requirements decomposition, allocation, traceability, and change management activities.

  • Utilize Jama for requirements management, traceability, and collaboration across engineering teams.

  • Utilize Cameo Systems Modeler to develop and maintain MBSE artifacts and system models.

  • Support requirements decomposition, allocation, traceability, and change management activities.

  • DevelopSysMLdiagrams including

    • Activity diagrams

    • Sequence diagrams

    • Use case diagrams

    • Interface models

  • Support model-based architecture development and interface definition activities.

  • Conduct technical reviews, requirements reviews, and design reviews with internal teams.

  • Collaborate with software, hardware, cybersecurity, integration, and test teams to ensure system performance and compliance.

  • Provide technical leadership and support cross-functional collaboration across program teams.

  • Ensure engineering productscomply withcustomer requirements, programobjectives, and industry standards.

  • Participate in risk identification, mitigation planning, and technical issue resolution

Required Qualifications

  • Be a US citizen with ability to obtain a security clearance

  • Bachelor's degree in Systems Engineering, Electrical Engineering, Computer Engineering, Software Engineering, or related technical field.

  • 4+ years of systems engineering experience or 2+ years with MS degree.

  • Prior experience supporting defense industry or Department of Defense (DoD) programs.

  • Hands-on MBSE experience using Cameo Systems Modeler.

  • Experience with model-based architecture development andSysMLmodeling.

  • Experience using Jama for requirements management and traceability.

  • Strong experience in requirements development and management.

  • Experience developing andmaintaining:

    • Program Interface Documents (PIDs)

    • Interface Control Documents (ICDs)

    • System/Subsystem Specifications (SSS)

    • Software Requirements Specifications (SRS)

  • Experience with:

    • Requirements analysis

    • Functional decomposition

    • System architecture development

    • Verification & Validation (V&V)

    • Integration & Test

    • Configuration management

    • Risk management

  • Familiarity with Jira and Confluence collaboration tools.

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:June 26, 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 $87,100.00 - $157,450.00

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.


What Leidos employees say

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About Leidos

Sourced by ZipRecruiter

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 practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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