Five Forty

Role Description 540 is seeking a Senior UI/UX Designer to support the DoD in building a next-generation Air Force aircraft maintenance application powered by Angular, Apigee, Kubernetes, and Google Cloud. Designers on this team play a critical role in shaping how Air Force maintainers interact with the platform by translating complex maintenance workflows into intuitive and effective user experiences. You’ll work closely with engineers, architects, product stakeholders, and end users to design interfaces that improve usability, efficiency, and operational effectiveness across the aircraft maintenance platform. Location: Remote within the continental United States Citizenship & Clearance Requirement: per client requirements, candidates must be a U.S. Citizen with the ability to obtain a DoD Secret clearance Education Requirement: Bachelor’s Degree in Design, Human-Computer Interaction (HCI), Computer Science, or related field (preferred) 540 Internal Thrive Level: Senior UI/UX Designer Qualifications - 7+ years of UI/UX design experience for digital applications - Deep understanding of User-Centered Design principles and methodologies - A strong portfolio demonstrating design process and deliverables across a variety of digital products or platforms - Experience producing user flows, journey maps, wireframes, and high-fidelity mockups - Experience conducting stakeholder interviews and user research - Ability to translate complex workflows and functional requirements into intuitive visual experiences - Experience designing for component-based design systems or modern front-end frameworks (Angular, React, etc.) - Working understanding of HTML, CSS, and JavaScript - Excellent verbal, written, and visual communication skills - Ability to collaborate effectively with cross-functional teams including engineers, architects, and product stakeholders - Strong sense of ownership and ability to drive design work from concept through delivery Requirements - Lead the design of intuitive, user-centered interfaces for a complex aircraft maintenance platform - Translate operational workflows and technical requirements into clear, usable interface designs - Create and iterate on user flows, journey maps, wireframes, and high-fidelity mockups - Collaborate with engineers and product stakeholders to ensure designs are technically feasible and implemented accurately - Conduct stakeholder and user interviews to understand workflows, pain points, and mission requirements - Work directly with end users to validate designs and ensure solutions support real-world operational needs - Develop and maintain design standards and UI patterns to support consistency across the platform - Present design concepts and rationale to both technical and non-technical stakeholders - Collaborate closely with front-end engineers to ensure designs are implemented correctly in Angular-based applications - Continuously improve the user experience by incorporating user feedback, usability testing, and iterative design Benefits - 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 Company Description 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.

Role Description 540 is seeking a Test Automation Engineer to support the DoD in building a next-generation Air Force aircraft maintenance application powered by Angular, Apigee, Kubernetes, and Google Cloud. Test Engineers on this team design and implement automated tests to ensure the platform performs reliably as it supports Air Force maintenance operations. You’ll work closely with engineers, architects, and product stakeholders to validate system integrations, improve test coverage, and ensure the platform operates reliably across distributed systems and services. Location: Remote within the continental United States Citizenship & Clearance Requirement: per client requirements, candidates must be a U.S. Citizen with the ability to obtain a DoD Secret clearance Education Requirement: Bachelor’s Degree in Computer Science or related engineering field (preferred) 540 Internal Thrive Level: Test Engineer II or III Qualifications - 3+ years of experience developing in modern programming languages such as Python, JavaScript, Java, or similar - 2+ years of experience writing automated tests and technical test documentation - Experience developing or maintaining automated test frameworks using tools such as PyTest, JUnit, Playwright, Cypress, or similar frameworks - Experience designing and executing integration tests (API testing, service-level testing, unit testing, etc.) - Experience testing and automating tests for REST APIs - Experience performing manual testing of user stories and application features - Experience working in Agile software development environments - Ability to quickly learn new technologies and become proficient in unfamiliar domains - Excellent verbal and written communication skills - Strong attention to detail and ability to identify discrepancies between system behavior and documentation - Ability to work independently while also collaborating effectively within a team - Strong sense of ownership with the ability to drive tasks to completion Requirements - Familiarity with RESTful API design and service integrations - Experience with OpenAPI (Swagger) specifications - Experience with API gateways and API management platforms, such as Google Apigee - Experience working with CI/CD pipelines and automated testing environments - Familiarity with non-RESTful data interfaces (SOAP, WebSockets, GraphQL, etc.) - Understanding of core cloud architecture principles and experience with AWS or Google Cloud Platform (GCP) - Experience supporting U.S. Federal Government programs, particularly DoD environments Benefits - 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

Role Description 540 is seeking a Senior Solutions Architect to support our partnership with Google and the DoD in building new capabilities for an Air Force integration platform. This platform leverages Google Cloud, Apigee, and Kubernetes to enable scalable, secure, and mission-critical systems. In this role, you will lead technical architecture efforts and ensure the successful delivery of complex, distributed systems that support Air Force operations. Location: Remote within the continental United States Citizenship & Clearance Requirement: per client requirements, candidates must be a U.S. Citizen with the ability to obtain a DoD Secret clearance Education Requirement: Bachelor’s Degree in Computer Science or related engineering field (preferred) 540 Internal Thrive Level: Senior Solutions Architect Qualifications - 8+ years of experience in a technical leadership or architecture role - Experience designing and building enterprise cloud architectures (AWS, Azure, or Google Cloud) - Strong experience working with Kubernetes and containerized environments (Kubectl, Helm) - Strong programming ability in a typed language (Java, Kotlin, C#, etc.) - Experience designing and operating cloud-based and distributed systems - Experience building or supporting CI/CD pipelines and automated deployment workflows - Understanding of authentication and authorization protocols (SAML, OAuth, etc.) - Professional-level cloud architecture certification, preferably Google Cloud Professional Cloud Architect - Excellent communication skills, with the ability to work across technical and non-technical stakeholders - Ability to work independently with clients while also collaborating effectively with engineering teams Requirements - Experience with identity and access management tools (Keycloak) - Experience with AI/ML platforms (Vertex AI) - Experience with database design and development - Familiarity with DevSecOps practices - Experience with Linux administration (especially RHEL) - Experience with API gateways or API management platforms (Apigee preferred) - Experience working in Agile development environments - Experience supporting U.S. Federal Government programs, particularly DoD environments Benefits - 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

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description 540 is seeking a Data Engineer to join the Advana team supporting the MHS Caduceus program. In this role, you’ll help build and maintain the Financial Management Data Analytics stream supporting the Defense Health Program portfolio. You’ll work hands-on with complex DoD and DHA data to develop scalable data products that provide actionable financial insight. This role focuses on delivering production-ready data capabilities that support mission-critical healthcare and financial decision-making. Location: Remote, with preference for candidates located near Arlington, VA for occasional in-person client meetings Citizenship & Clearance Requirement: per client requirements, candidates must be U.S. Citizens with an active DoD Secret clearance Education Requirement: Bachelor’s Degree 540 Internal Thrive Level: Data Engineer II or III Qualifications - 3+ years of data engineering or related experience - Strong Python experience - Experience engaging with clients and/or stakeholders - Experience building and maintaining data pipelines and ETL processes - Experience working with Databricks or similar modern data platforms - Experience consuming data via APIs - Familiarity with Git-based development workflows - Comfortable working in terminal / command-line environments - Experience with data visualization tools (Tableau or similar) Requirements - AWS cloud experience - Experience working with very large datasets (billions of records) - Experience with Palantir Foundry - Experience building, deploying and managing Tableau dashboards - Experience working with Advana data environments - GitLab experience - Experience working with DoD systems - Experience working with financial systems Benefits - 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