System integration testing jobs in District of Columbia

ETS Principal Engineer - Core Banking Foundation Services (API Engineering)

Hybrid in Vienna, Virginia

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Today

Overview Navy Federal Credit Union currently does not provide sponsorship for this role. Applicants must be authorized to work in the United States without the need for current or future sponsorship. Join Navy Federal's Core Banking Foundation Services team as an ETS Principal Engineer, helping design, modernize, and scale the integration and API capabilities that enable the enterprise core banking ecosystem. This role is ideal for an experienced engineer who brings deep expertise in API enginee

Sponsored

Full-time

$128,300-$187,500 per year

IT System Integration Team Manager

Sterling, Virginia

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Today

Job ID: 2617116 Location: Sterling, VA, US Date Posted: 2026-09-22 Category: Information Technology Subcategory: IT Sys Integration Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_HYBRID Description SAIC is currently seeking a motivated, career and customer-oriented IT System Integration Team Manager to join our team. This will be a hybrid-remote role, r

Full-time

USD 120,001.00 - 160,000.00 per year

Lead, System Integration Engineering (IPTL / LSE)

Ashburn, Virginia

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

USD 122,000.00 - 227,000.00 per year

Senior System Integration & Test Engineer

Washington, District of Columbia

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Today

Senior System Integration & Test Engineer Competitive Salary $145,000-175,000 per year Signing Bonus Equity Relocation Assistance Hybrid | Huntsville, AL | Full-Time | 9/80 Schedule This isn't another defense contractor job. Join a mission-focused engineering team integrating and testing complex RF-, embedded-, hardware-, and software-intensive systems for national defense. This senior-level individual-contributor role is centered on hands-on system integration, verification, validation, an

Full-time

USD 145,000.00 - 175,000.00 per year

System Integration Engineer

Sterling, Virginia

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Today

Job Title: System Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local Anticipated Posting End: 9/21/2027 The Opportunity: We are seeking a highly motivated Systems Engineer who excels at solving complex problems, integrating systems, and designing intelligent software-enabled solutions that improve mission outcomes. This role requires someone w

Full-time

USD 82,100.00 - 172,400.00 per year

System Integration and Test Engineer

Lanham, Maryland

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Today

AST SpaceMobile is building the first and only global cellular broadband network in space to operate directly with standard, unmodified mobile devices based on our extensive IP and patent portfolio and designed for both commercial and government applications. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by today's five billion mobile subscribers and finally bring broadband to the billions who remain unconnected. Position Overview We are seeking a

Full-time

Senior Engineer - CIWS (Job ID:4494)

Arlington, Virginia

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Today

Senior Engineer - CIWS Contingent upon Customer Approval Purpose: Valkyrie Enterprises has an immediate need for a Senior Engineer- CIWS to provide senior-level engineering support to the Close-In Weapon System (CIWS) program. The Senior Engineer will provide technical expertise in weapon system design, engineering analysis, and review of Original Equipment Manufacturer (OEM) designs. This role is in Arlington, VA. Job Description: Provide senior-level engineering and technical support for CI

Full-time

USD 118,000.00 - 123,000.00 per year

Integration Engineer

Arlington, Virginia

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Today

The Integration Engineer will perform the software integration activities required for the WDP System. This person will focus on ensuring that all disparate software components-including infrastructure, data services, and user interfaces-work together seamlessly as a complete system. This person will design and execute integration tests and troubleshoot complex issues that arise between components across the various system environments. This person will develop and maintain integration strategie

Full-time

USD 107,000.00 - 220,000.00 per year

Integration and Test Engineer

Manassas, Virginia

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Today

Integration and Test Engineer Gromelski and Associates, Inc. (GAI) partners with prime contractors to provide professional services. Key service areas include Engineering Design and Documentation; Software Development and Testing; System Integration, Testing and Evaluation; Lab Management and Field Installation; Integrated Logistics Support, Training Development and Delivery, Multimedia Support, and Technical System Support. Integration and Test Engineer Job Description: Performs test and integ

Full-time

USD 75,000.00 - 135,000.00 per year

Senior Maritime Engineer/Secret Clearance

Washington, District of Columbia

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Today

Mahalo for your interest in this role! Please see the full position description below and click Start Your Application when ready. Senior Maritime Engineer Salary Range - $110,000 to $175,000 Location - Approved locations for this role - Port Hueneme, CA, Norfolk, VA Washington, DC, Newport, RI, San Diego, CA, Philadelphia, PA, Dahlgren, VA, Keyport, WA Panama City, FL, Newport News, VA Clearance - A successful candidate must have an active "Secret" clearance to be considered. Benefits - Best-in

Full-time

USD 110,000.00 - 175,000.00 per year

Operating Engineer II (B) (Readvertisement)

Falls Church, Virginia

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Today

Summary Provides technical maintenance and repair in high schools for Fairfax County Public Schools' owned mechanical and electrical equipment with major responsibility for heating, ventilation, and air-conditioning (HVAC) systems. Qualifications Required Any combination of education and experience equivalent to graduation from high school or possession of a General Equivalency Diploma (GED) certificate.Three (3) years of experience in the operation, maintenance, and repair of HVAC, electrica

Full-time

USD 62,432.00 - 108,022.00 per year

Systems Engineer

Arlington, Virginia

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Today

The Systems Engineer will conduct comprehensive systems engineering activities to support the WDP platform. This person will translate customer requirements into detailed system designs, develop and analyze system alternatives to recommend optimal solutions, and define user roles and personas to establish appropriate system access controls. This person will create and maintain system models, diagrams, and technical documentation throughout the development lifecycle. This person will perform trad

Full-time

USD 97,000.00 - 181,000.00 per year

Solution Engineer

Arlington, Virginia

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Today

The Solution Engineer will lead technical requirement gathering and solutioning for customer use cases. This person will provision tools, resources, and ensure alignment with customer needs. This person will lead the customer use case intake process, working with customers to understand their requirements and objectives. This person will coordinate with technical teams to develop solutions for customer needs, ensuring proposed solutions are feasible and align with the WDP System's capabilities.

Full-time

USD 85,000.00 - 184,000.00 per year

Chief Engineer

Arlington, Virginia

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Today

The Chief Engineer will oversee all systems engineering and design activities required to engineer and implement the WDP System. This person will prepare, maintain, and execute the System Engineering Plan (SEP), which governs all architecture and engineering aspects of the program. This person will coordinate between various engineering teams, translate customer requirements into system designs, and represent the engineering team in the Engineering Control Board (ECB) to support major program mi

Full-time

USD 97,000.00 - 181,000.00 per year

IT Specialist (SYSANALYSIS/APPSW)

Alexandria, Virginia

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Today

Summary We need your expertise! Our mission here in the Trademark Product Delivery Branches is to promote the use of new technology, innovative solutions, and experience design practices across business product delivery teams. In the Trademark Product Delivery Branches, you can work with product teams by performing defined portions of systems analysis, building application software, testing, documentation, automation, implementation, and operational support work for USPTO business products and

Full-time

Principal Mechanical Engineer

Arlington, Virginia

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Today

Overview The Principal Mechanical Engineer position is a full-time exempt position. The Principal Mechanical Engineer will be responsible for performing and leading the development of mechanical designs and/or drawings, structural analysis, thermal analysis, and support of manufacturing and hardware integration for an advanced, high-speed flight vehicle. The individual will report to a Program Manger Responsibilities Serve as a technical lead of a mechanical engineering design teamPerform/Lead

Full-time

Senior Maritime Engineer - Part-time - Secret clearance

Washington, District of Columbia

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Today

Mahalo for your interest in this role! Please see the full position description below and click Start Your Application when ready. Senior Maritime Engineer Part Time pay Range - $52.88 to 84.13 depending on experience and interview with leadership team Part-Time - 15-20 hrs a week Location - Approved locations for this role - Port Hueneme, CA, Norfolk, VA Washington, DC, Newport, RI, San Diego, CA, Philadelphia, PA, Dahlgren, VA, Keyport, WA Panama City, FL, Newport News, VA Clearance - A succes

Part-time

USD 52.88 - 84.13 per hour

Software Tester / QA Engineer

Arlington, Virginia

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Today

The Software Tester/QA Engineer will ensure the quality of all WDP System software by developing and executing comprehensive test plans and test cases. This person will coordinate with the government to validate that testing is sufficient to meet all requirements and conduct various levels of testing, including unit, integration, and system testing across multiple environments. This person will identify, document, and track software defects through to resolution. This person will design and impl

Full-time

USD 99,000.00 - 174,000.00 per year

Chief Engineer

Arlington, Virginia

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Today

Taxable Entity ALUTIIQ SOLUTIONS LLC Job Title Chief Engineer Location VA Arlington USDOS FOMS - Arlington, VA 22204 US (Primary) Category Science Technology Engineering and Mathematics Job Type Full-time Typical Pay/Range TBD Education Bachelor's Degree Travel Up to 25% Security Clearance Required Secret POSITION OVERVIEW AND PRIMARY DUTIES AND RESPONSIBILITIES (ESSENTIAL FUNCTIONS): The Chief Operating Engineer is responsible for overseeing the safe and efficient operation,

Full-time

Appian Software Integrator / Low Code Developer

Bethesda, Maryland

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Today

Requisition ID: 4781Standard Title: Required Security Clearance: Top Secret/SCILocation: Bethesda, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking an Appian Software Integrator / Low Code Developer to support mission-focused software integration and development efforts. The role involves collaboration with systems engineers, software engineers, architects, and operations teams to develop backend and fronte

Full-time

Mechanical Engineering Internship - Facilities Design

Chantilly, Virginia

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Today

INSPIRED.COMMITTED.CONNECTED. These are the qualities of our workand of the people who do it. If these qualities are part of your life, too, you'll want to explore a career at EKFox. As part of our creative, can-do team, you'll have the chance to realize your full potential through a wide range of challenging engineering assignments. You can take pride in helping us to design for future generations, working to enrich America's securityat home and abroadand spearheading exciting new directions in

Full-time

System integration testing jobs in Washington, DC, USA