Jobs in Reston, VA
74 open roles — posted here, and found on employers' own careers sites.
Principal Cybersecurity Engineer - US Federal
Workday
Full-time · 2 locations · $184,800 – $277,200
This role builds and maintains the security infrastructure that protects Workday's platform for federal government customers, focusing on cloud-native tools like vulnerability management and SIEM systems. It suits engineers who excel at infrastructure-as-code, Kubernetes, and Python automation, and who thrive owning complex security architecture end-to-end.
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Software Engineer 3 (AI) - Hybrid - Reston, Va - Freewheel
Comcast
Full-time · Reston, VA · $120,213 – $180,319
This role develops AI-powered capabilities and intelligent automation features for FreeWheel's advertising platform, combining large language models, agents, and machine learning into production systems. It suits engineers with 5–7 years of experience and strong Python skills who want to own the full lifecycle of AI features in a collaborative, distributed-systems environment.
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Sr. Full Stack Software Engineer - (US Federal)
Workday
Full-time · Reston, VA · $137,000 – $205,400
A senior full-stack engineer role at Workday's federal government division, supporting U.S. federal agencies with cloud platform modernization. This position suits experienced engineers who want to work on high-security, mission-critical systems with strong technical leadership opportunities.
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Sr. Software Engineer (AI) - Hybrid - Reston, Va - Freewheel
Comcast
Reston, VA · $141,851 – $212,776
This role leads the design and delivery of AI-powered product features at FreeWheel, focusing on agentic workflows and intelligent automation across their advertising platform. It suits experienced software engineers who want to architect AI systems, mentor other engineers, and drive technical strategy across multiple products.
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Senior Cybersecurity Engineer (US Federal)
Workday
2 locations · $159,600 – $239,400
A senior infrastructure and security engineering role supporting U.S. federal government contracts, focused on building and securing Kubernetes-based platforms with automation and compliance tooling. Suited for experienced engineers comfortable with high-stakes, mission-critical work requiring security clearances and on-site presence in the DC area.
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Xfinity Retail Sales Consultant
Comcast
Full-time · 168 locations · $16 – $23 / hour
A retail sales role at Comcast Xfinity stores where you demonstrate telecom and entertainment products to customers, process sales and service requests, and manage account information. This suits people who enjoy technology, direct customer interaction, and commission-based earning potential.
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Senior Site Reliability Engineer (US Federal)
Workday
2 locations
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Software Development Engineer - ML Ops (US Federal)
Workday
Full-time · 2 locations · $137,000 – $205,400
This role develops infrastructure and tooling for a machine learning platform that runs on federal government infrastructure, working with containerization, cloud services, and DevOps automation to support data scientists and engineers building ML features.
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Senior Software Engineer, DBaas (US Federal)
Workday
Full-time · Reston, VA · $137,000 – $205,400
This role designs and operates database-as-a-service infrastructure supporting Workday's federal government contracts, requiring expertise in cloud databases, Kubernetes, and backend development. It suits experienced database engineers and cloud infrastructure specialists with security clearance eligibility who can handle complex, large-scale production systems.
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Software Development Engineer, SRE (US Federal)
Workday
Reston, VA
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Principal Cloud IAM Engineer (US Federal)
Workday
Full-time · Reston, VA · $191,500 – $287,300
This role involves designing and implementing identity and access management systems for U.S. federal government cloud environments, working across AWS, Azure, and GCP platforms. It suits experienced cloud engineers with a strong background in IAM, compliance frameworks, and security who are interested in mission-critical infrastructure work serving federal agencies.
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Principal Cloud IAM Engineer
Workday
Full-time · Reston, VA · $184,800 – $277,200
This role owns the strategy and architecture of Workday's Identity and Access Management systems across a complex, multi-cloud enterprise environment. You'll lead IAM decisions that shape security posture, drive cross-functional alignment, and help define emerging patterns for securing AI agents—not manage day-to-day operations.
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Site Reliability Engineer (US Federal)
Workday
Reston, VA
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Sr. Site Reliability Engineer (US Federal)
Workday
Full-time · 2 locations · $151,500 – $227,300
A Site Reliability Engineer supporting Workday's federal government cloud platform, focusing on building scalable infrastructure, CI/CD automation, and Kubernetes systems that enable analytics services in secure GovCloud environments. This role suits engineers with strong cloud and infrastructure expertise who want to apply their skills to mission-critical federal systems.
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Sr Software Development Engineer, SRE (US Federal)
Workday
Full-time · Reston, VA · $137,000 – $205,400
This role builds and maintains automation infrastructure for deploying and managing containerized applications in Workday's cloud platforms, supporting the DevX team's mission to help engineers safely deliver software at pace. It's suited for experienced SRE/DevOps engineers who want to work on large-scale infrastructure challenges within a federal contracting environment.
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Principal Cloud Engineer - US Federal
Workday
Full-time · Reston, VA · $191,500 – $287,300
A technical leadership role guiding Workday's cloud infrastructure migration and strategy for US Federal Government contracts, overseeing architecture, automation, and team development. Suited for experienced cloud engineers who can mentor others and drive large-scale infrastructure transformation while meeting federal security requirements.
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Principal Cybersecurity Engineer
Workday
Full-time · 2 locations · $184,800 – $277,200
A senior technical leadership role overseeing Workday's security response infrastructure, including incident response, forensics, and security automation systems. Suited for experienced cybersecurity engineers who combine deep technical expertise in cloud security and AI with the ability to architect and lead complex security programs across a large enterprise.
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Senior Software Development Engineer, DevOps (US Federal)
Workday
Full-time · Reston, VA · $163,800 – $245,800
This role involves managing operations and reliability for Workday applications serving U.S. Federal Government clients, requiring DevOps expertise to automate tenant management and maintain 24/7 system health. It suits senior engineers with strong cloud and infrastructure automation experience who can work in a security-cleared, on-call environment supporting complex distributed systems.
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Cloud Engineer (US Federal)
Workday
Full-time · 2 locations · $137,000 – $205,400
A senior technical leader who shapes cloud infrastructure strategy and oversees migration to public cloud platforms, managing a team while implementing Infrastructure-as-Code best practices. This role suits experienced cloud architects with deep expertise in AWS or GCP and a track record leading enterprise transformation initiatives.
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Sr Site Reliability Engineer (US Federal)
Workday
Full-time · 2 locations · $147,400 – $221,200
A Site Reliability Engineer on Workday's federal analytics team, focused on building and maintaining Kubernetes infrastructure, CI/CD automation, and observability systems for government cloud deployments. This role suits experienced platform engineers who want to apply their expertise to mission-critical federal systems with high security and reliability demands.
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Sr Software Development Engineer
Workday
Full-time · 2 locations · $163,800 – $245,800
This role involves building scalable machine learning infrastructure and deployment systems for a federal-focused cloud platform. You'll work with containerization and orchestration technologies to support data scientists and ML engineers in production environments serving U.S. government agencies.
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Software Development Engineer (US Federal)
Workday
Full-time · 5 locations · $137,000 – $205,400
This role involves designing and operating distributed systems infrastructure—Kafka, Redis, RabbitMQ—that power Workday's cloud platforms serving U.S. federal agencies. It suits senior backend engineers with 5+ years of systems experience who want to work on high-stakes, mission-critical infrastructure with security clearance requirements.
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(Senior) Software Development Engineer (US Federal)
Workday
Full-time · Reston, VA · $163,800 – $245,800
This role involves designing and maintaining Kubernetes-based cloud infrastructure and CI/CD pipelines for U.S. federal agencies using Workday's platform. It suits experienced infrastructure engineers with strong cloud and automation backgrounds who are interested in mission-driven work and can obtain federal security clearance.
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Senior Site Reliability Engineer - US Federal (VDI & Infrastructure)
Workday
Full-time · Reston, VA · $147,400 – $221,200
A Senior Site Reliability Engineer supporting U.S. federal government modernization efforts, managing both Kubernetes infrastructure and Windows 365/Azure Virtual Desktop environments in high-security, compliance-critical settings. This role suits experienced operators who excel in rigorous security contexts and want to apply their skills to mission-critical government technology.
Listed on Workday’s careers site · Apply there ↗