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Arlington, Virginia

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Today

Koniag Management Solutions, LLC a Koniag Government Services company, is seeking a Mid-level Engineer with a TS/SCI security clearance to support KMS and our government customer at the Pentagon, Arlington, VA.This position is for a Future New Business Opportunity. We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more. Essent

Full-time

USD 130,000.00 per year

Mid-Level Cloud Engineer (5244) (Cleared & On-site)

Washington, District of Columbia

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Today

SMX is seeking a Mid-Level Cloud Architect to support a federal law enforcement HR data analytics program. This role is responsible for designing, implementing, and maintaining secure cloud-based solutions that enable data analytics, reporting, and application modernization. The ideal candidate has strong AWS experience and a proven background delivering cloud solutions in secure environments. This is a full-time position requiring on-site work four days per week at a client location in Washingt

Full-time

USD 114,600.00 - 192,500.00 per year

Mid Level Software Engineer, Full Stack and Generative AI

Rockville, Maryland

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Today

Software Guidance & Assistance, Inc., (SGA), is searching for a Mid Level Software Engineer, Full Stack and Generative AI for a CONTRACT assignment with one of our premier Regulatory clients in Rockville, MD. Responsibilities : Full Stack Development Design and develop scalable full stack applications with Angular frontends and microservices-based backends Build performant, secure RESTful and GraphQL APIs using modern backend frameworks (Java/Spring Boot, Python/FastAPI) Develop responsive,

Contract

USD 70.00 - 83.00 per hour

Mid Level Software Engineer, Full Stack and Generative AI

Rockville, Maryland

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Today

Contract

USD 70.00 - 83.00 per hour

Mid-Level Oracle Database Engineer (Secret clearance required)

Washington, District of Columbia

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Today

Description At MetaPhase, we believe Quirky is Cool and being authentic is the only way to be! We take the work we do very seriously and do a lot of important mission-focused work for our clients. We are individuals with different passions and strengths who take as much joy in the work we do as from those we work with. Today, we have a team that is invested in creating new solutions that lean forward, challenge the status quo, but also reflect our intimate knowledge of our customers' business.

Easy Apply

Full-time

Junior/Mid-Level Software Engineer

Chantilly, Virginia

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Today

Job ID: 2612147 Location: Chantilly, VA, US Date Posted: 2026-05-04 Category: Software Subcategory: SW 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 an immediate opening for a Software Engineer to maintain, upgrade, and develop as necessary a custom software solution critical to the daily execution of our customer's mission. The sof

Full-time

Mid-Level Systems Engineer

Tysons, Virginia

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Today

The Systems Engineer is responsible the applications infrastructure across all networks. Technical support to make application security compliant. Responsible for tech precepts implementation and contractually responsible to be on call 24/7. Responsibilities System Design & Implementation: Design, install, configure, and test operating systems, application software, and system management tools Monitoring & Maintenance: Proactively monitor system performance, identify bottlenecks, and implement

Full-time

Mid-level Full Stack Software Engineer

Herndon, Virginia

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Today

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. This position requires a

Full-time

USD 125,000.00 - 145,000.00 per year

Mid-Level SQL Engineer

Gaithersburg, Maryland

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Today

If you've been building your skills in SQL, data engineering fundamentals, and mission-driven development, and you're ready for work that actually moves the needle, this is the kind of opportunity cleared engineers pursue when they want to grow while making real impact. If you take pride in your craft, enjoy solving meaningful data problems, and want your work to support a mission with visibility at senior levels, you'll thrive here. We're hiring a SQL Engineer to support a high-visibility, dat

Full-time

USD 87,100.00 - 157,450.00 per year

Mid-Level Backend Software Engineer

Gaithersburg, Maryland

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Today

If you've been building your skills in backend development, object-oriented programming, and mission-driven engineering, and you're ready for work that actually moves the needle, this is the kind of opportunity cleared engineers pursue when they want to grow while making real impact. If you take pride in your craft, enjoy solving meaningful technical problems, and want your work to support a mission with visibility at senior levels, you'll thrive here. We're hiring a Backend Software Engineer t

Full-time

USD 87,100.00 - 157,450.00 per year

Mid-Level Software Engineer

Columbia, Maryland

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Today

elay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Mid-Level Software Engineer to join our intel team. This role offers the opportunity to contribute to a fast-paced development environment focused on delivering tools that help users turn complex data into actionable intelligence. The project centers on building, improving, and maintaining features within content presentation tool

Full-time

USD 70,000.00 per year

Mid-Level Software Engineer

Remote or Columbia, Maryland

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Today

An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance. Are you a Mid-Level Software Engineer who is ready for a new challenge that will launch your career to the next level? Tired of being treated like a company drone?Tired of promised adventures during the hiring phase, then dropped off on a remote contract and never seen or heard from the mothership again?Our engineers were certainly tired o

Full-time

USD 115,000.00 - 190,000.00 per year

Mid-level C++ Software Engineer

Manassas, Virginia

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Today

Basic Qualifications Requires a Bachelor's degree in Computer Engineering, Software Engineering, Computer Science, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred. CLEARANCE REQUIREMENTS:: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investiga

Full-time

USD 118,570.00 - 131,539.00 per year

Mid-Level Software Engineer

Remote or Annapolis, Maryland

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Today

Full-time

USD 115,000.00 - 190,000.00 per year

Mid-Level Software Engineer (Partial Telework)

Remote or Linthicum Heights, Maryland

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Today

Full-time

USD 115,000.00 - 190,000.00 per year

Mid-Level Software Engineer (Partial Telework)

Remote or Annapolis, Maryland

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Today

Full-time

USD 115,000.00 - 190,000.00 per year

Mid-level Software Engineer (Transportation/Computer Vision)

McLean, Virginia

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Today

Join us in improving and shaping the future of the smart mobility with a group of intelligent, motivated, and dedicated individuals! Leidos operates the Federal Highway Administration's (FHWA) Saxton Transportation Operations Laboratory (STOL), a US Department of Transportation (USDOT) onsite R&D lab located at the Turner Fairbank Highway Research Center. STOL's focus is on improving transportation system operations to achieve USDOT's safety, mobility, sustainability and equity goals. STOL spea

Full-time

USD 95,000.00 - 120,000.00 per year

Mission Critical Electrical Engineer - Mid-Level

Fairfax, Virginia

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Today

At Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been in business for 110 years and we are known for our quality work and quality employees. This is your chance to join our team - help us to design the infrastructure and buildings that improve the world! We are seeking a highly skilled Mission Critical Professional Electrical Engineer to join our dynamic team responsible for the design and analysis of high-reliability electrical systems supporting miss

Full-time

Application Developer - Mid Level

Washington, District of Columbia

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Today

Overview BigBear.ai is seeking a Mid-Level Application Developer to support the Defense Intelligence Agency (DIA). This position will be based out of Washington, D.C. and will offer remote flexibility. You will be joining our amazing BigBear.ai team to provide development for legacy and existing systems whether it's building out new features, enhancements, or bug fixes and adding features that will allow our successor system to integrate with older legacy systems so that both systems can co-ex

Full-time

Mid-Level Software Engineer ? Remote

Remote

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Today

Overview Outlier is committed to improving the intelligence & safety of AI models. Owned and operated by Scale AI, we've recently been featured in Forbes for partnering experts with top AI labs to provide the high quality data for LLMs. We believe AI can only perform as well as the data it's trained on. That's why we work with contributors from all over the world, who help improve AI models by providing expert human feedback. This data has led to AI advancements for the world's leading AI labs a

Full-time

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