{"id":53890,"url":"https://alion.io/job/gdit-platform-engineer-senior-principal","title":"Platform Engineer Senior Principal","company":{"id":4418,"name":"General Dynamics Information Technology","domain":"gdit.com","url":"https://alion.io/company/gdit","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":95,"open_postings":31,"ghost_share":0,"stale_share":0.387,"repost_share":0,"time_to_fill_p50_days":10,"computed_at":"2026-10-17T05:46:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":185300,"max":250700,"currency":"USD","period":"year","gross":null,"usd_annual":250700},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Crossplane","optional":false},{"name":"DNS","optional":false},{"name":"Docker","optional":false},{"name":"GitLab","optional":false},{"name":"Helm","optional":false},{"name":"Kubernetes","optional":false},{"name":"Kustomize","optional":false},{"name":"Platform Engineering","optional":false},{"name":"Python","optional":false},{"name":"Terraform","optional":false},{"name":"Zero Trust","optional":false}],"status":"live","first_seen_at":"2026-08-10T00:00:00Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-18T07:45:39Z","board_verified":true,"closed_at":null,"days_open":69,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":69},"description":"Type of Requisition:\nRegularClearance Level Must Currently Possess:\nTop SecretClearance Level Must Be Able to Obtain:\nTop Secret/SCIPublic Trust/Other Required:\nNoneJob Family:\nIT Infrastructure and OperationsJob Qualifications:\nSkills:\nAWS Cloud Computing, Cloud Engineering, Cloud Infrastructure, Cloud Platform, DevOpsCertifications:\nCompTIA Security+ CE | CompTIA - CompTIAExperience:\n7 + years of related experienceUS Citizenship Required:\nYesJob Description:\nOUR IMPACT\nOwn your opportunity to support one of the largest government organizations in the nation. Make an impact by advancing the Department of War mission through secure, reliable, and scalable cloud platforms that enable mission teams to operate more effectively.\nOUR COMPANY\nIron EagleX (IEX), a wholly owned subsidiary of General Dynamics Information Technology (GDIT), delivers agile IT and intelligence solutions. Combining small-team flexibility with global scale, IEX leverages emerging technologies to provide innovative, user-focused solutions that empower organizations and end users to operate smarter, faster, and more securely in dynamic environments.\nJOB DESCRIPTION\nIron EagleX is seeking an experienced Platform Engineer Sr Principal to lead the architecture, implementation, and continuous improvement of secure, scalable cloud-native platforms.\nThis position requires extensive experience with Amazon Web Services, Kubernetes, cloud networking, infrastructure automation, DevSecOps, and Site Reliability Engineering. The successful candidate will serve as a technical authority across multiple projects, establish platform engineering standards, and help development teams deliver secure and reliable applications more efficiently.\nMEANINGFUL WORK AND PERSONAL IMPACT\nWe are seeking a senior Platform Engineering professional who will work closely with software engineers, infrastructure teams, cybersecurity personnel, program leadership, and government stakeholders to modernize enterprise platforms and improve the reliability, security, and efficiency of mission-critical systems.\nThe Platform Engineer Sr Principal will provide technical leadership throughout the full service lifecycle, from architecture and development through deployment, monitoring, incident response, optimization, and continuous improvement.\nJOB DUTIES\nINCLUDE BUT ARE NOT LIMITED TO\nServe as the technical authority for Platform Engineering, DevOps, and DevSecOps architecture across multiple projects.\nLead the design, implementation, modernization, and continuous improvement of secure, scalable, and highly available cloud-native platforms.\nDesign and operate enterprise Kubernetes platforms supporting multiple applications, teams, and deployment environments.\nArchitect secure AWS solutions with an emphasis on cloud networking, routing, load balancing, ingress, identity management, resiliency, and zero-trust principles.\nCapture, analyze, and implement customer requirements while ensuring alignment with mission objectives, program priorities, security requirements, and performance expectations.\nEngage throughout the full lifecycle of platform services, including design, development, deployment, operations, monitoring, incident response, and optimization.\nDesign, implement, and maintain enterprise CI/CD pipelines using GitLab or similar technologies and industry-recognized best practices.\nDefine, establish, document, and maintain DevSecOps standards, processes, governance, and security controls throughout the software development lifecycle.\nDesign and implement Infrastructure as Code solutions using Terraform, Crossplane, and comparable technologies.\nStandardize the creation, deployment, configuration, and lifecycle management of Helm charts, Kustomize overlays, and Kubernetes-based applications.\nDevelop and implement automated testing frameworks, deployment validation processes, and release strategies that improve platform reliability and reduce operational risk.\nMonitor platform availability, performance, scalability, capacity, and security while proactively identifying opportunities for improvement.\nApply Site Reliability Engineering principles to improve system resilience, reduce operational toil, and increase service availability.\nTroubleshoot complex infrastructure, networking, security, and application issues while providing root cause analysis and implementing durable corrective actions.\nConduct architecture reviews, infrastructure reviews, code reviews, and technical design sessions.\nReview and validate application architectures, infrastructure designs, deployment patterns, and technical implementation plans.\nOnboard application development teams to standardized cloud platforms, CI/CD pipelines, Kubernetes deployment patterns, and operational processes.\nDevelop automation and platform capabilities using Python, Bash, or similar scripting and programming languages.\nMentor developers and junior engineers while providing technical leadership across cross-functional engineering teams.\nCollaborate with government stakeholders, program leadership, product owners, cybersecurity teams, and engineering personnel to develop technical roadmaps and modernization strategies.\nREQUIRED SKILLS\nTen or more years of progressive experience designing, implementing, and supporting enterprise DevOps, DevSecOps, Platform Engineering, or cloud environments.\nFive or more years of experience designing and deploying secure, highly available, cloud-native solutions in Amazon Web Services.\nTwo or more years of software development experience, preferably supporting production or customer-facing systems.\nDemonstrated experience serving as a technical lead, architect, or subject matter expert for enterprise software development, Platform Engineering, infrastructure automation, or cloud modernization initiatives.\nExtensive experience designing, deploying, administering, and troubleshooting enterprise Kubernetes platforms.\nExtensive experience with Docker, Helm, Kustomize, container security, vulnerability scanning, image management, and container hardening.\nStrong knowledge of AWS networking, including Virtual Private Clouds, subnets, routing, load balancing, DNS, ingress, security groups, network access controls, and connectivity troubleshooting.\nStrong understanding of Infrastructure as Code using Terraform, Crossplane, or comparable technologies.\nExperience designing, implementing, and maintaining CI/CD pipelines using GitLab or similar technologies.\nExperience applying DevSecOps practices throughout the software development lifecycle.\nExperience supporting highly available enterprise applications in AWS production environments.\nExperience developing automation using Python, Bash, or similar scripting languages.\nExperience reviewing and validating software code, application architectures, Kubernetes configurations, cloud infrastructure, and technical designs.\nStrong knowledge of Agile software development methodologies.\nWHAT YOU’LL NEED TO SUCCEED\nClearance: Active TS/SCI clearance\nExperience: Ten or more years of related DevOps, DevSecOps, cloud engineering, infrastructure automation, or Platform Engineering experience\nCloud experience: Five or more years designing and deploying cloud-native solutions in AWS\nEducation: Bachelor’s degree in Computer Science, Engineering, Information Systems, or a related technical discipline; an equivalent combination of education, certifications, and relevant professional experience may be considered\nDue to U.S. Government contract requirements, only U.S. citizens are eligible for this role\nGDIT IS YOUR PLACE\nAt GDIT, the mission is our purpose, and our people are at the center of everything we do.\nGrowth: AI-powered career tools that identify career steps and learning opportunities\nSupport: An internal mobility team focused on helping you achieve your career goals\nRewards: Comprehensive benefits and wellness packages, 401(k) with company match, competitive pay, and paid time off\nCommunity: An award-winning culture of innovation and a military-friendly workplace\nOWN YOUR OPPORTUNITY\nExplore a career at Iron EagleX and GDIT, and you will find opportunities to grow alongside colleagues who share your commitment to the mission, engineering excellence, innovation, and delivering results.\n#iexpriority #iexjobs\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans\nThe likely salary range for this position is $185,300 - $250,700. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:\n40Travel Required:\n10-25%Telecommuting Options:\nOnsiteWork Location:\nUSA VA Crystal CityAdditional Work Locations:\nTotal Rewards at GDIT:\nOur benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.Our Identity Verification Process:\nAs part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.About Our Work:\nWe are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans","description_format":"text","description_chars":10961,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["DevSecOps"],"lifecycle":[{"event":"open","at":"2026-08-10T00:00:00Z"},{"event":"open","at":"2026-10-14T02:00:51Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 21 · green card filings: 4","filings_12m":21,"filings_prev_12m":30,"green_card_filings_12m":4,"median_offered_wage_usd":154900,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":13}],"liveness":{"score":10,"band":"cold","label":"Long shot","p_open":1,"p_active":0.36,"p_room":0.28,"age_days":68,"expected_fill_days":10,"reasons":["conf:0","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":250700,"is_top_pay":true},"html_url":"https://alion.io/job/gdit-platform-engineer-senior-principal","json_url":"https://alion.io/job/gdit-platform-engineer-senior-principal.json","meta":{"generated_at":"2026-10-18T08:18:09Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":12468,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4418},"rest":"https://alion.io/mcp/rest/get_company?id=4418"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgdit-platform-engineer-senior-principal"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fgdit-platform-engineer-senior-principal"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fgdit-platform-engineer-senior-principal"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/gdit-platform-engineer-senior-principal\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgdit-platform-engineer-senior-principal"}]}