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This role blends engineering analysis, consulting, and collaboration, working alongside structural engineers, architects, and security specialists to assess risks and develop practical, high-performance protective design strategies for new and existing facilities. You will lead and contribute to blast, ballistics, and forced-entry hardening efforts across a wide range of project types – transit, education, commercial, and critical infrastructure – translating advanced technical analyses into clear, implementable solutions.

Thornton Tomasetti

Senior Blast Project Engineer

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Our current work shows the direction: self-service VPC connectivity, a Terraform delivery platform, container base images delivered as a managed product, and provisioning and policy capabilities exposed as APIs instead of runbooks. Zillow is honored to be recognized among the best workplaces in the U.S. Zillow was named one of FORTUNE 100 Best Companies to Work For® in 2026, and included on TIME’s America’s Best Companies 2026 list , reflecting our commitment to creating an innovative, inclusive, and engaging culture where employees are empowered to grow.

ZINC Zillow

Senior Software Development Engineer

Cloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console), Microsoft Azure. Depending on current team needs, responsibilities may include: identify and document system scope and objectives; design, code, test, debug, and document new programs; prepare detailed specifications; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers.

Software/Applications Architect/Developer/Engineer

Build secure CI/CD and software delivery pipelines: You will automate build, test, security scanning, artifact creation, and deployment, including SAST, DAST, secret scanning, dependency scanning, image scanning, STIG validation, and end-to-end testing. Turn our infrastructure into a portable, repeatable artifact: You will use Infrastructure-as-Code to make our environments reproducible, auditable, and portable across deployment targets while implementing applicable DISA STIG and NIST 800-53 controls.

Manifold Industries

Staff Platform Engineer

To apply for this position, you MUST provide a complete application package which includes: Your two (2) page RESUMEshowing all relevant work experience (paid and unpaid) including: duties performed; full name and address of each employer; start and end dates (month/day/year); work schedule (part-time, full-time, number of hours if intermittent); salary; and any completed education and training (program title, subject area, number of hours completed, and completion date). Related Curriculum -- Successful completion of a curriculum leading to a bachelors degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelors degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance.

YEAR

US Department of Energy

Supervisory Interdisciplinary Mechanical/Civil/Electrical/Electronics Engineer

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Develop and enhance server-side frameworks and modules for a web-based Learning Management System (LMS), including Java Servlets, JSPs, Tomcat integration, data parsing, and backend workflow logic. When program needs and funding align, you may also have opportunities to contribute to other Tactical Signature Guidance (TSG) systems-providing exposure to state-of-the-art technologies that directly support the development of advanced sonar tactical decision aids (TDAs).

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Software Engineer (Learning Management System - Mid-Level)

Our team works in a wide range of building types, from dense urban environments to rural settings, and focuses on Solar PV, Battery Energy Storage Systems (BESS), microgrids, and EV charging infrastructure - delivering innovative, reliable, and sustainable energy solutions tailored to each client's needs. The process diverts money already being spent on utilities and directs it into facility upgrades, covering scope development, design, bidding, construction management, commissioning, measurement and verification, and even ongoing energy management services.

Legence Corp

Solar Energy Engineer

You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.

Leidos Holdings Inc.

Software Engineer Ts/Sci Poly

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The Cortex XSIAM Engineer will serve as a subject-matter expert (SME) throughout the full platform lifecycle: from requirements gathering and architecture design through deployment, integration, and continuous optimization — driving measurable improvements in threat detection and incident response times for our government and commercial clients. Position Summary Celestial Innovations Group (CIG) is seeking a skilled Cortex XSIAM Security Engineer to deploy, configure, and operationalize Palo Alto Networks Cortex XSIAM for federal and enterprise clients.

Celestial Innovations Group

Cortex XSIAM Security Engineer

We are building a team of subject matter experts, each bringing deep manufacturing knowledge in a specific commodity - castings and weldings, precision machined parts, or avionics and electronics such as PCBA/circuit cards, sensors, communication modules, and line replaceable units. Partner with development engineering, product quality engineering, sourcing engineering, category management and program management to deliver predictable supply to development and production programs, and manage exceptions/containments/deviations for supplier technical performance, particularly in the development phases.

ANDURIL INDUSTRIES

Senior Supplier Quality Engineer, Intelligence Systems

They will manage all scripts and templates in GitHub utilizing git for version control, assist security with implementing security controls to ensure compliance, and actively monitor servers and infrastructure for issues while setting up and maintaining Jenkins pipelines. Determination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates.

<p>SWIFT is a member-owned cooperative that provides the communications platform, products and services to connect more than 10,800 banking organisations, securities institutions and corporate customers in over 200 countries and territories. SWIFT enables its users to exchange automated, standardized financial information securely and reliably, thereby lowering costs, reducing operational risk and eliminating operational inefficiencies. SWIFT also brings the financial community together to work collaboratively to shape market practice, define standards and debate issues of mutual interest. SWIFT is headquartered in Belgium and has over 24 offices worldwide. In 2014 SWIFT processed more than 5.6 billion FIN messages.
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Swift

DevOps Engineer

Senior DevOps Engineer

We help Fortune 1000 companies, aerospace and defense organizations, and government agencies automate complex processes like RFP creation and knowledge management. We are seeking a Senior Full Stack Engineer (50% backend / 50% frontend, or someone who is flexible with the split) to help design, build, and scale our generative AI-powered enterprise web applications.

Rohirrim

Senior Full Stack Engineer

Senior AWS Cloud Engineer

As Myriad360''s Junior AI & Automation Engineer, you will report to the AI & Automation Lead and work alongside the AI & Automation Engineer to build, test, and support AI-powered applications and workflow automations across the organization. You are a curious, hands-on early-career engineer who enjoys learning new technologies and using AI, automation, and software to solve practical business problems.

Myriad Supply Co LLC

Junior AI and Automation Engineer

BASIC QUALIFICATIONS: Bachelor's degree in computer science, computer engineering, computer security, or a similar field, and 5+ years of professional experience in cybersecurity for active production systems; OR 7+ years of experience in cybersecurity for active production systems. ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State.

Space Exploration Technologies Corp

Sr. Cybersecurity Engineer Starshield

The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems-enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Where pay ranges are indicated, please note that a successful candidate's exact pay will be determined based relevant job-related factors, including any of the following: candidate's experience, skills, and qualifications, as well as geographic and market considerations.

Data Engineer

Experience with nonlinear programming (non-linear programming), direct methods, gradient-based optimization, parameter optimization, genetic algorithms, evolutionary algorithms, heuristic optimization methods, indirect methods, and/or calculus of variations. Graduate level course work, research and/or experience in one or more of the following areas: orbital mechanics, astrodynamics, ascent trajectory modeling, hypersonic flight simulation, optimal control, flight mechanics, and/or trajectory modeling and simulation.

The Aerospace Corporation is a national nonprofit corporation that operates a federally funded research and development center and has more than 4,600 employees. With major locations in Chantilly, Virginia; El Segundo, California; Albuquerque, New Mexico; and Colorado Springs, Colorado, Aerospace addresses complex problems across the space enterprise and other areas of national and international significance through agility, innovation, and objective technical leadership. For more information, visit www.aerospace.org.

The Aerospace Corp

Flight Dynamics Engineer

Today, the firm employs more than 1,100 people in 3 regional offices, and its clients represent a diverse range of market sectors, including Biopharmaceutical, Education, Healthcare, Food & Beverage, Commercial, Industrial and Data Center facilities. Where pay ranges are indicated, please note that a successful candidate's exact pay will be determined based relevant job-related factors, including any of the following: candidate's experience, skills, and qualifications, as well as geographic and market considerations.

Project Engineer

You will work closely with a multi-disciplinary team of engineers, architects, developers, software integrators, and system administrators on the following key tasks: Deploy, triage and maintain a production big data pipeline built on Kubernetes, Elasticsearch, and Kafka. Leidos is looking for our next TS/SCI cleared Senior DevOps Software Engineer to join a high energy team building and deploying a cutting edge technology stack in support of the DIA NDOC (National Digital Exploitation and OSINT Center) DOMEX Technology Platform (DTP).

Build Engineer Jobs in Arlington, VA

Senior Blast Project Engineer Thornton Tomasetti

Senior Software Development Engineer ZINC Zillow

Software/Applications Architect/Developer/Engineer CSI

Staff Platform Engineer Manifold Industries

Supervisory Interdisciplinary Mechanical/Civil/Electrical/Electronics Engineer US Department of Energy

Software Engineer (Learning Management System - Mid-Level) Leidos Holdings Inc

Solar Energy Engineer Legence Corp

Software Engineer Ts/Sci Poly Leidos Holdings Inc.

Cortex XSIAM Security Engineer Celestial Innovations Group

Senior Supplier Quality Engineer, Intelligence Systems ANDURIL INDUSTRIES

DevOps Engineer Swift

Senior DevOps Engineer Swift

Senior Full Stack Engineer Rohirrim

Senior AWS Cloud Engineer Swift

Junior AI and Automation Engineer Myriad Supply Co LLC

Sr. Cybersecurity Engineer Starshield Space Exploration Technologies Corp

Data Engineer Legence Corp

Flight Dynamics Engineer The Aerospace Corp

Project Engineer Legence Corp

Senior DevOps Engineer Leidos Holdings Inc

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