Platform Engineer

540 is seeking a Platform Engineer to support a mission-critical platform that enables the Department of War to securely develop, deploy, and operate modern software capabilities. You will maintain the platform’s DevSecOps factory and automated pipelines across an environment built primarily in AWS, with some capabilities in Azure.

Working with software engineering, cybersecurity, and operations teams, you will automate delivery processes, integrate security throughout the software development lifecycle, and help ensure that deployments are secure, reliable, and efficient. The ideal candidate enjoys solving pipeline issues, automating repeatable processes, and improving how software moves from development into production.

• Location : Arlington, VA
• Citizenship & Clearance Requirement : Per client requirements, candidates must be U.S. Citizens with an active DoW Secret (or higher) clearance
• Education Requirement: Bachelor’s degree in Computer Science, Engineering, or a related technical field preferred; equivalent combinations of education and relevant experience will be considered
• 540 Internal Thrive Level: Platform Engineer II or III

WHY 540?

540 is a forward-thinking company that the government turns to in order to #getshitdone. We don’t just talk about innovation – we deliver it. We break down barriers, build impactful technology, and solve mission-critical problems.

HOW YOU’LL DRIVE IMPACT

Build, operate, and maintain CI/CD pipelines using GitLab CI, GitHub Actions, Jenkins, or similar tools

Automate software builds, testing, security validation, artifact creation, and deployments

Support delivery and platform automation primarily in AWS, with additional support for Azure environments

Develop and maintain infrastructure as code to create secure, consistent, and repeatable environments

Integrate code, dependency, container, and infrastructure security scanning into automated pipelines

Implement automated quality and security gates to prevent vulnerable or noncompliant code from being deployed

Monitor pipeline health and performance, configure alerts, and troubleshoot build, integration, and deployment issues

Maintain source-code repositories, branching strategies, artifact management, versioning, and release processes

Support rolling, blue-green, and canary deployment strategies

Document pipeline configurations and operational procedures while identifying opportunities for continuous improvement

REQUIRED SKILLS & EXPERIENCE

4+ years of experience in DevSecOps, DevOps, platform engineering, cloud engineering, or a related field

Hands-on experience supporting AWS environments

Experience building and maintaining CI/CD pipelines

Experience with infrastructure-as-code tools such as Terraform, CloudFormation, or Ansible

Experience integrating automated security and code-quality tools into CI/CD workflows

Knowledge of Git-based source control, branching strategies, and release management

Experience with Docker, Kubernetes, and artifact-management tools such as Artifactory, Nexus, or GitLab Package Registry

Familiarity with monitoring, logging, and alerting tools

Proficiency in scripting and automation using Python, Bash, PowerShell, or a similar language

Understanding of secure software-development practices and the software development lifecycle

Strong troubleshooting, documentation, and cross-functional communication skills

NICE TO HAVE

Working knowledge of Azure

Experience supporting DoW, federal, Advana, or other enterprise data environments

Familiarity with software supply-chain security, secrets management, or policy-as-code

Currently holds, or is willing to obtain within 30 days of employment, an approved certification such as Cloud+, GICSP, GSEC, Security+, or SSCP

BENEFITS & PERKS

Flexible PTO + all Federal holidays off

Health, dental and vision insurance plans

Flexible Spending Account (FSA)

401k with employer match

Company-sponsored life insurance, short- and long-term disability

Professional development (training, certifications, conferences)

Paid cloud developer accounts

Referral bonuses

HQ office perks (parking / metro reimbursement, nitro coffee & lunches)

Annual social events (540 Week, hackathon, charity golf tournament, etc.)

Access to 540’s Washington Capitals & Nationals tickets

EQUAL EMPLOYMENT OPPORTUNITY (EEO)

540's policy is to provide equal employment opportunity to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.