DevOps Engineer

Leidos; Reston (VA); On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos is seeking a DevOps Engineer (Tier 3) to support a government contract in the National Capital Region. The candidate will develop, maintain, and enhance custom software applications on Windows and Linux, and participate in architecture decisions and documentation.

The role requires active TS/SCI with polygraph and strong experience with Rust and Python, Docker, and Ansible. The position emphasizes collaboration across multiple teams, adherence to agile practices, and effective

Qualifications

• Active TS/SCI with polygraph required.

Responsibilities

• Develop and/or modify custom applications and scripts across multiple platforms.
• Maintain custom software applications and services.
• Recommend and implement improvements to existing software solutions.
• Maintain system architecture for versatility and consistency across platforms.
• Provide input to software configuration and system documentation, build roadmaps, and update software as required.
• Attend meetings and reviews.
• Communicate with internal team members, program manager, and customer team members.
• Communicate with external parties such as mission partners and vendors as required.

Skills

TS/SCI w/polygraph

Linux development

Rust/Python

Ansible

Docker containers

Agile methodologies

Team collaboration

Communication skills

Education

Bachelor's degree in a relevant field

Master's degree

Tools

Ansible

Docker

GitHub

GitLab

Job description

Description

Leidos is seeking a DevOps Engineer (Tier 3) to support a government contract in the National Capital Region (NCR). The ideal candidate will be able to support, maintain, and develop custom software applications and services. The DevOps Engineer (Tier 3) will be responsible for creating, testing, updating, and maintaining source code for custom software applications and services written in various programming languages and implemented in both Windows and Linux Operating System environments.

Primary Responsibilities:

• Develop and/or modify custom applications and scripts implemented across multiple platforms

• Maintain custom software applications and services

• Recommend and implement improvements to existing software solutions

• Maintain system architecture to ensure versatility and consistency across multiple platforms

• Provide input to software configuration and system documentation, improvements to capabilities, build roadmaps, and update software as required

• Attend meetings and reviews

• Communicate with internal team members across multiple areas, the program manager, and customer team members

• Communicate with external parties such as mission partners and vendors as required

Required Qualifications:

• Active TS/SCI w/polygraph

• Requires a Bachelor's degree and at least 8 years of prior relevant experience or Masters with at least 6 years of prior relevant experience. May have 12+ years of relevant work experience in lieu of degree.

• Demonstrated custom development experience using Linux based servers and appliances

• Demonstrated 3+ years of experience using Rust and/or Python to develop applications and services. Experience with Rust strongly preferred; candidates with a demonstrated ability to quickly learn new languages will also be considered

• Demonstrated experience implementing automation tools using Ansible

• Demonstrated experience implementing custom apps using Docker containers

• Demonstrated experience in maintaining custom application code bases

• Demonstrate strong written/verbal communications, problem solving, organizational and interpersonal skills including willingness and ability to document and share information

• Able to work well in a team environment and as an individual contributor

• Experience with agile development methodologies

Desired Qualifications:

• Knowledgeable of the following programming languages and IT technologies

  • Rust (e.g. Actix, Rocket, or Warp, Wasm for client-side Rust Code)

  • Python

  • VMWare

  • Ubuntu Server

  • Windows Server

  • Samba

  • Linux Firejail

  • Docker

  • Ansible

  • Github / Gitlab

  • Squid

  • Greylog

  • SQL / Posgresql

• Knowledgeable in developing automation solutions for routine processes such as alerting and logging (e.g. PowerShell for scripting automation)

• Knowledgeable of web-based application development and best practices

• Knowledgeable of custom browser plugin development

• Understanding of RESTful APIs and microservices architecture

• Ability to integrate AI models into web applications

Preferred Certifications Areas or similar:

• Security+

• ITIL v3 Foundation

• Certified System Administrator

• Certified Ethical Hacker (CEH)

• Web Application Pen Testing Certifications

#MSBA

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:

September 10, 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. 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.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

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.