Open Source jobs in Alexandria, VA

Software Engineer II, Open Source Server

Remote or San Francisco, California

•

Today

Role Summary Temporal is looking for a Software Engineer II to join the Open Source Server team. This team builds and maintains the core Temporal server. Its scope is broad, including Matching, Applications, Foundations, task processing, quotas and throttling, visibility, developer-facing primitives such as standalone activities, schedules, and streaming, and workflow experience improvements such as Continue-As-New, pause, and reset. We do not expect one person to cover all of these areas. We'r

Full-time

USD 118,400.00 - 194,250.00 per year

Senior Staff Engineer, Open Source Server

Remote

•

Today

Role Summary Temporal is looking for a Senior Staff Engineer to join the Open Source Server team as a technical lead. This team works on the core Temporal server. Its scope is broad, including Matching, Applications, Foundations, task processing, quotas and throttling, visibility, developer-facing primitives such as standalone activities, schedules, and streaming, and workflow experience improvements such as Continue-As-New, pause, and reset. We do not expect one person to cover all of these

Full-time

USD 208,000.00 - 341,250.00 per year

Staff Software Engineer, Open Source Server

Remote or San Francisco, California

•

Today

We are currently hiring Staff Software Engineers across multiple back-end systems teams. The work you will do as a Staff Engineer is key to developing features without complicating Temporal, as the increasing complexity of our systems creates additional challenges. You will design, build, and maintain significant portions of our backend functionality for highly scalable, multi-tenant services. Examples of the key distributed systems aspects you can impact include (but not limited to) latency, sc

Full-time

USD 169,600.00 - 278,250.00 per year

Senior Software Engineer, Open Source Server

Remote

•

Today

Role Summary Temporal is looking for a Senior Software Engineer to join the Open Source Server team. This team builds and maintains the core Temporal server. Its scope is broad, including Matching, Applications, Foundations, task processing, quotas and throttling, visibility, developer-facing primitives such as standalone activities, schedules, and streaming, and workflow experience improvements such as Continue-As-New, pause, and reset. We do not expect one person to cover all of these areas

Full-time

USD 140,800.00 - 231,000.00 per year

AI Systems Engineer

Chantilly, Virginia

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Today

Job ID: 2616775 Location: Chantilly, VA, US Date Posted: 2026-09-12 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?SAIC has 2 immediate openings on a newly awarded contract for Artificial Intelligence (AI) experts to perform in a Systems Engineering and Technical Assistant (SETA) role an

Full-time

USD 200,001.00 - 240,000.00 per year

Target Digital Network Analyst (TDNA 2)

Fort Meade, Maryland

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Today

Job Title: Target Digital Network Analyst (TDNA 2) Job Category: Intelligence Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI is seeking Target Digital Network Analyst 2 (TDNA 2) to support core Intelligence Community (IC) missions at multiple locations. As a TDNA, you will be given the opportunity to showcase your SIGINT analysis talent and e

Full-time

USD 78,700.00 - 165,200.00 per year

DevOps Engineer

McLean, Virginia

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Today

Job Number: R0250307 DevOps Engineer The Opportunity: DevOps engineering requires a specific mix of development, engineering, and communication skills. As a DevOps engineer, you know that these skills create efficiency and effectiveness so you can quickly deliver the best solutions for clients. We're looking for a DevOps engineer like you to help develop critical tools and get them into the hands of those who need them most. As a DevOps Engineer at Booz Allen, you'll streamline the software de

Full-time

USD 77,600.00 - 176,000.00 per year

Insider Threat Program Hunt Team Analyst

Springfield, Virginia

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Today

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations that desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include IT Talent Solutions, Data Delivery & Analytics, Cyber Security, Cloud Migration, Applications a

Full-time

USD 60,000.00 per year

VA University - 2027 Summer Games Data Scientist Intern - McLean

Hybrid in McLean, Virginia

•

Today

Job Number: R0248037 University - 2027 Summer Games Data Scientist Intern - McLean, VA The Opportunity: The Summer Games is an innovative internship program that attracts some of the nation's best and brightest students. The goal is to develop a breakthrough idea or solution for one of our customer's most pressing, complex, and multidimensional problems while develop ing valuable technical skills . This competitive and collaborative program attracts thousands of applicants each year. Simulating

Full-time

USD 62,000.00 - 141,000.00 per year

Senior DevOps Engineer

Hybrid in Washington, District of Columbia

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Today

Job Number: R0247992 DevOps Engineer, Senior The Opportunity: Everyone is trying to "harness the cloud", but not everyone knows how. As a DevOps engineer, you're eager to build, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to develop container management sof tware to solve some of our clients' toughest challenges. As a lead platform DevOps engineer at Booz Allen, you can use your technical skills to affect mission-

Full-time

USD 99,000.00 - 225,000.00 per year

VA University - 2027 Summer Games Systems Engineer Intern - McLean

Hybrid in McLean, Virginia

•

Today

Job Number: R0248361 University - 2027 Summer Games Systems Engineer Intern - McLean, VA The Opportunity: The Summer Games is an innovative internship program that attracts some of the nation's best and brightest students. The goal is to develop a breakthrough idea or solution for one of our customer's most pressing, complex, and multidimensional problems while developing valuable technical skills. This competitive and collaborative program attracts thousands of applicants each year. Simulating

Full-time

USD 53,000.00 - 108,000.00 per year

Applied Researcher 4

McLean, Virginia

•

Today

Applied Researcher 4 At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building world-class applied science and engineeri

Full-time

Operations Analyst-Junior

Washington, District of Columbia

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Today

Overview This is a temporary position ending on 02/28/2027. The Operations Analyst performs a variety of complex tasks, which include the collection, analysis and reporting of information vital to critical infrastructure, cyber and key resources. These tasks support a 24/7/365 operations environment and include the proper triage and routing of time-sensitive information to the correct person or office. This position aligns with Cayuse's core values of Innovation, Excellence, Collaboration, Ad

Full-time

Critical Infrastructure Analyst

Alexandria, Virginia

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Today

Overview Systems Planning and Analysis, Inc. (SPA) delivers high-impact, technical solutions to complex national security issues. With over 50 years of business expertise and consistent growth, we are known for continuous innovation for our government customers, in both the US and abroad. Our exceptionally talented team is highly collaborative in spirit and practice, producing Results that Matter. Come work with the best! We offer opportunity, unique challenges, and clear-sighted commitment to

Full-time

USD 140,000.00 per year

Digital Investigations Software Engineer

Springfield, Virginia

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Today

At MITRE, your passion fuels work that impacts our nation and improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen services. We're a nonprofit engineering, applied research, and advanced technology organization working in the public interest. With objectivity and integrity at our core, we lead federally funded research and development centers for U.S. government agencies - collaborating with industry and academia to deliver in

Full-time

USD 129,200.00 - 161,500.00 per year

Generative AI Engineer (Clearance Required)

Arlington, Virginia

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Today

InterImage is looking for engineers who thrive where innovation meets execution. Our Product Division rapidly transforms emerging technologies into operational capabilities supporting mission-critical customers. This isn't a research-only position. You'll take Generative AI concepts from proof of concept to production, designing, developing, deploying, and continuously improving AI-powered applications that solve real-world operational problems. If you enjoy building with the latest LLMs, experi

Full-time

Applied Researcher 4 (AI Foundations: Recommendation Systems)

McLean, Virginia

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Today

Applied Researcher 4 (AI Foundations: Recommendation Systems) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building

Full-time

Senior DevOps Engineer

Washington, District of Columbia

•

Today

Job Number: R0250396 DevOps Engineer, Senior The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a DevOps engineer, you're eager to develop, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to help us develop container management software to solve some of our clients' toughest challenges. As a platform DevOps engineer at Booz Allen, you can use your technical skills to affect miss

Full-time

USD 62,000.00 - 141,000.00 per year

Applied Researcher 5 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

•

Today

Applied Researcher 5 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building

Full-time

Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI)

McLean, Virginia

•

Today

Applied Researcher 4 (AI Foundations, LLM Core and Agentic AI) At Capital One, we are creating trustworthy and reliable AI systems, changing banking for good. For years, Capital One has been leading the industry in using machine learning to create real-time, intelligent, automated customer experiences. From informing customers about unusual charges to answering their questions in real time, our applications of AI & ML are bringing humanity and simplicity to banking. We are committed to building

Full-time

Open Source jobs in Alexandria, VA, USA