Leidos
From Leidos's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
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.
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
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
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
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.
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 $107,900.00 - $195,050.00
The Leidos pay range for this job level is a general guideline only and 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.
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