System Integration Engineer

Leidos Inc; Arlington (VA); On-site; USD 80,000 - 110,000; Full time

Benefits offered by this job

Competitive compensation

Health and Wellness programs

Paid Leave and Retirement

Job summary

Leidos Inc is looking for a cleared System Integration Engineer in Arlington, Virginia. This role focuses on designing, building, and automating large-scale data networks to support critical Defense missions.

The ideal candidate will leverage experience in network engineering and work closely with diverse teams to integrate and troubleshoot cutting-edge technologies essential for ensuring safety and operational effectiveness.

Qualifications

• 4+ years of relevant experience or 1+ year with a master's degree.
• Must be a US Citizen with an active Secret clearance.
• Experience in a Systems Integration Lab (SIL) environment.

Responsibilities

• Design and automate large-scale data networks.
• Develop tools and scripts for repetitive tasks.
• Integrate network changes into CI/CD pipelines.

Skills

Networking Knowledge

Programming/Scripting with Python or Bash

Experience in Network Engineering

Familiarity with Agile Methodologies

Education

Bachelor's degree in engineering or related field

Master's degree in a related field

Tools

Atlassian tools (JIRA, Confluence, Bitbucket)

Network Operating Systems (Junos, Cisco IOS)

Linux systems

Job description

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.

Looking for an opportunity to make an impact?

The Non‑Kinetic Effects Business Area, part of the Defense Sector at Leidos, currently has an opening for a cleared System Integration Engineer to work in our Arlington, VA office. This is an exciting opportunity to use your experience helping multiple DoD customers develop bleeding‑edge technology protecting our warfighters in the field. Your role will directly support our diverse portfolio of programs through a combination of Network Infrastructure Design & Deployment; Automation & Scripting; and Troubleshooting & Analysis. You may be requested to provide software support to help with integration of the new technologies into existing networked systems.

Note: The classified nature of this work requires this position to be onsite in our Arlington Office.

Primary Responsibilities

• You will design, build, and automate large-scale data networks focusing on scalability, reliability, and performance. You will be asked to design and automate IT & networks, integrate infrastructure equipment for deployments, manage configurations, and perform deep troubleshooting, often bridging network operations with software development teams.
• Architecture & Design – Planning and mapping out how different software systems, APIs, and hardware devices will communicate with one another.
• Testing & Validation – Writing test scripts, running diagnostics, and ensuring systems are secure, compliant, and scalable.
• Automation & Scripting – Develop tools, scripts, and reusable libraries to handle repetitive manual tasks.
• Troubleshooting & Analysis – Debug and solve complex network issues, performing deep dives into hardware and protocols.
• Documentation & Collaboration – Partner with system designers and developers to create engineering design documents, policies, and best practices.
• CI/CD Pipelines – Integrate network changes into GitHub Actions or GitLab for pre‑deployment testing, rollback capabilities, and strict version control.

Basic Qualifications

• Bachelor's degree in engineering or related field with 4+ years of prior relevant experience or a master's degree with at least a year of experience in one of these areas: computer engineering, software engineering, test engineering or related field.
• Must be a US Citizen.
• Must have an active Secret clearance with the ability to obtain TS.
• Experience working in a Systems Integration Lab (SIL) environment.
• Strong desire to grow and learn new technologies.
• Ability to work within a dynamic work environment and handle multiple tasks at once.
• Networking Knowledge: Familiar with IP networking fundamentals, including TCP/IP, BGP, OSPF, and MPLS.
• Programming/Scripting: Experience with Python or Bash.
• Experience: 2+ years of experience in network engineering, deployments, or architecture.
• Environment: Experience with Linux systems.

Preferred Qualifications

• Active TS clearance.
• Familiar with Agile Methodologies, preferably SCRUM or Kanban.
• Experience with Atlassian tools such as JIRA, Confluence, Bitbucket.
• Experience with Network Operating Systems like Junos or Cisco IOS.
• Knowledge of network security architecture (firewalls, ACLs).
• Experience with network containers in support of CI/CD pipelines.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That is 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.