L

Leidos

Builds technology for defense and civil agencies

Principal Software DevOps Developer

Full-TimeUpdated on 10/24/2026
$131.3k - $237.3k
Expert
Bachelor's
Gaithersburg, MD, USA
HybridWorks in the Gaithersburg office 3 days weekly and from home 2 days weekly; requires 25% travel to airports nationwide.
Software EngineeringBackend Engineering
No H1B Sponsorship
US Citizenship Required

About the job

Requirements
  • A bachelor's degree in computer science, software engineering, mathematics, engineering, or a related technical discipline is required; a master's or doctorate may substitute for required experience.
  • At least 12 years of full lifecycle development experience.
  • At least 7 years of combined experience supporting GitOps, DevOps, or DevSecOps.
  • At least 7 years of combined software development experience using Java, C++, or Python.
  • Experience with AI-leveraged development, including agentic coding tools, multi-agent orchestration, MCP-based tool integration, RAG, context engineering, and AI evaluations or guardrails.
  • Experience working in Agile software development environments.
  • Must be able to obtain and maintain a Public Trust, which requires U.S. citizenship or permanent residency.
  • Willingness to travel up to 25% as needed.
  • Expertise architecting, designing, and implementing solutions that follow best practices for operational excellence, security, reliability, performance, cost optimization, and sustainability.
  • Experience communicating with and presenting solutions to executive management.
  • Hands-on experience evaluating and implementing new technologies and processes.
  • Experience with PaaS using Red Hat OpenShift or other Kubernetes platforms, Docker or Podman containers, and Helm.
  • Experience architecting and developing enterprise-level DevOps or GitOps solutions using CI/CD tools such as GitLab, Argo CD, Argo Workflow, Argo Rollout, Argo Events, and Git.
  • Extensive experience designing and developing software with Java and at least one additional language such as C++ or Python.
  • Experience applying AI-assisted software development practices to improve developer productivity, code quality, test automation, and delivery predictability, using platforms such as GitHub Copilot, ChatGPT, Claude, or equivalent.
  • Experience migrating legacy applications to containerized solutions on OpenShift or Kubernetes.
  • Experience architecting and deploying cloud-native applications to a cloud service such as Amazon Web Services.
  • Experience identifying requirements, researching options, and designing and implementing solutions at a leadership level.
  • Experience with monitoring, scalability, and application reliability tools.
  • Strong communication and writing skills.
Responsibilities
  • Architect, design, develop, and implement next-generation applications using software engineering best practices and current technologies.
  • Use extensive knowledge of development languages, software development and system design practices, continuous integration and delivery, automation and configuration tools, testing, tool integrations, and AI to modernize the TFDM platform.
  • Develop customer integrations for enterprise CI/CD architecture.
  • Provide architectural oversight for the development team's software development, integration, test automation, security testing, and deployments.
  • Provide architectural oversight, hands-on software expertise, and mentoring in modern application integration, service-oriented architectures, security, business process management and business rules processing, CI/CD pipelines and containerization, reporting, and user experience.
  • Investigate and repair application defects across CI/CD pipelines, front ends, business logic, middleware, and back ends.
  • Brief internal or client executive leadership on matters of significant organizational or project importance, using written or oral communication at an appropriate technical level.
  • Perform other duties as assigned or directed.
Desired Qualifications
  • In-depth knowledge of the Federal Aviation Administration development environment.
  • Experience with AI spec-driven development.
  • Experience with secrets and configuration management or scripting.
  • Experience with network engineering and security engineering.
  • Experience with service mesh technologies such as Istio or OpenShift Service Mesh.
  • Experience with automated unit testing, test-driven development, behavior-driven development, and related technologies such as JUnit, Mockito, Cucumber, Selenium, and Sikuli.
  • Experience with Kafka, data streaming, and event-driven architecture.
  • Experience with configuration management tools such as Ansible, CloudFormation, or Terraform.
  • AWS cloud certifications.

About the company

L

Leidos

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Leidos develops technology and runs services for defense, intelligence and civilian agencies, as well as healthcare and commercial customers. It combines software and engineering work with systems integration, building secure networks and equipment used in demanding operations. Its portfolio includes medical services, energy infrastructure design and technology that supports military missions, linking specialist businesses under one parent. Customers pay through contracts for delivered systems and services, with payment tied to labor, costs or agreed project milestones. Leidos traces its roots to a company founded in 1969 and is headquartered in Reston, Virginia.

Company Size

10,001+

Company Stage

IPO

Headquarters

Reston, Virginia

Founded

1969

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Simplify's Take

What believers are saying

  • Recognized sales are growing: Leidos reported fiscal Q2 revenue of $4.56 billion, up 7%, in August 2026.
  • Technical study gets support: Leidos lists 4,092 certification prep courses and tuition assistance for full time employees.
  • Future work includes funded contracts: Leidos reported $10.2 billion of funded backlog in August 2026.

What critics are saying

  • Federal budgets dominate demand: Leidos' February 2026 filing attributed 87% of fiscal 2025 revenue to U.S. government work.
  • Cleared cyber roles restrict access: Leidos' live Fort Meade analyst posting requires active Top Secret clearance with a polygraph.
  • Cost overruns threaten margins: firm fixed price work accounted for 43% of Leidos' fiscal 2025 revenue.

What makes Leidos unique

  • Runway capacity improves through software: Leidos and UK navigation provider NATS optimize landing spacing with Intelligent Approach.
  • Leidos reaches patients directly: its QTC medical exam business connects over 15,000 providers with more than 90 clinics.
  • Leidos builds battlefield hardware: it is the Army's prime contractor for Enduring Shield, a mobile air-defense launcher.

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Benefits

  • Medical, dental, & vision insurance
  • Health Savings account
  • Income protection
  • PTO
  • Paid parental leave
  • Jury duty pay
  • Bereavement leave
  • 401(k) Retirement Plan
  • Employee Stock Purchase Plan
  • Family Benefits

Growth & Insights and Company News

6 month growth

8%

1 year growth

8%

2 year growth

8%
PR Newswire
Oct 22nd, 2026
Leidos wins $95M Defence Logistics Agency deal to bring AI to Pentagon asset system

Leidos will use artificial intelligence (AI) automation to speed up the Pentagon's asset management system, under a new $95 million, five-year contract from the Defense Logistics Agency (DLA). The Enterprise Logistics Management System (ELMS) is used by more than 50 agencies to manage over 80 million items of government property valued at more than $140 billion. Leidos has supported ELMS and its predecessor for more than 21 years. The company will apply AI-driven automation, cloud, and modern software development practices to speed up software delivery, streamline processes, and keep operations secure and reliable. The contract runs through August 2031, including a base year and four option years. "Logistics wins wars and accurate, reliable asset visibility is a cornerstone of military readiness," said Jason McCarthy, senior vice president at Leidos.

PR Newswire
Oct 21st, 2026
Leidos wins $160M US Cyber Command award for full-spectrum cyber operations

Leidos has won a five-year, $160 million award to support US Cyber Command in planning and conducting full-spectrum military cyber operations. The work will help the command respond to evolving threats and coordinate operations across the Department of War. The company will integrate and coordinate offensive and defensive operations, including support to secure, operate, and defend the Department of War Information Network. It will also provide cyber defense, operational planning, emerging threat analysis, and help develop tactics, techniques, and procedures. Jason O'Connor, president of Leidos Intelligence, said the team includes the recently acquired Kudu Dynamics. The award advances Leidos' NorthStar 2030 strategy, with cyber as a key growth driver.

PR Newswire
Oct 14th, 2026
Leidos wins one-year MOD logistics extension to 2029, building on $508M in benefits

Leidos has won a one-year extension to its Logistics Commodities and Services Transformation (LCST) contract with the UK Ministry of Defence (MOD). The deal continues logistics support to the UK Armed Forces through June 2029. Leidos has been prime contractor since 2015. It manages more than 70,000 commodity NATO Stock Numbers, supports distribution to more than 600 locations worldwide, and runs the £83 million Defence Fulfilment Centre at MOD Donnington. The company estimates it has delivered £400 million in benefits to the MOD. During the extension, Leidos will work on supply chain resilience, inventory visibility, and digital capability. The programme supported the MOD through the COVID-19 pandemic and urgent needs related to Ukraine.

INSURASALES
Oct 13th, 2026
Blackstone leads $1B financing for Analogic merger with three Leidos units

Blackstone Credit & Insurance (BXCI) is leading a $1 billion financing package for the merger of Analogic Corporation with three Leidos units: Security Enterprise Solutions, Ports & Borders, and Industrial Automation. The combined business will make imaging and detection technology for sectors such as aviation security and healthcare. BXCI is lead lender and joint lead arranger, alongside HPS, Bank of America, and Wells Fargo. Brad Colman, BXCI's head of healthcare investing, called the deal proof of its strength in building large credit strategies with flexible solutions. Analogic is based in Salem, New Hampshire. Leidos employs 50,000 people and earned $17.2 billion in fiscal 2026. BXCI managed $443 billion in assets at the end of 2025. Roughly 75% of Blackstone's credit assets are backed by institutional and insurance clients.

GFM Limited
Oct 13th, 2026
Blackstone leads $1bn private credit financing for Leidos-Analogic security merger

Blackstone is leading a $1bn private credit financing to support the combination of the security enterprise solutions businesses of Leidos Holdings and Analogic Corporation, Bloomberg reported. Blackstone Credit & Insurance is reportedly lead lender and joint lead arranger, alongside HPS Investment Partners, Bank of America, and Wells Fargo. Leidos, a listed engineering and technology services company based in Virginia, serves government and commercial clients. It generated $17.2bn in revenue in 2025. Analogic develops imaging, detection, artificial intelligence, and automation technologies. Private equity firm Altaris acquired it in a $1.1bn take-private deal in 2018. Blackstone was reportedly also among the lenders in a recent financing for Waymo, which was increased to $5bn.