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Job Responsibilities to include: Provide innovative thought and practical engineering application by leveraging agile software lifecycle management practices to assist the Program Management Office with solution engineering, program planning and mission integration of delivered capabilities and data flows. Engage with other systems engineers directly supporting programs to enhance cross-program integration, track solution delivery progress and assist in developing digital work products.

YEAR

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.

Science Applications International Corp

Enterprise Integration Engineer

This position requires an engineer capable of modernizing enterprise wireless infrastructure, integrating centralized management platforms, improving network resiliency, and implementing secure wireless access across distributed environments. Significant hands-on experience engineering, implementing, and supporting enterprise Aruba wireless infrastructure, including controllers, access points, and centralized management platforms.

Leidos Holdings Inc

Principal Network Access Control (NAC) Engineer

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Working closely with software engineers, Cloud Systems Owners, systems engineers, cybersecurity personnel, Product Owners, solution architects, and technical leadership, you will help ensure software is developed, validated, and deployed rapidly while meeting the operational, security, and compliance requirements of mission-critical FAA applications. This work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments.

Senior DevSecOps Engineer

Provide expert systems engineering and integration (SE&I) support to NNSA weapons modernization programs through technical analyses including systems architecture, technology development planning, organizational effectiveness studies, risk assessments, and lifecycle acquisition program reviews to enhance efficiencies and support decision-making. Building on The Aerospace Corporation's reputation as a trusted, impartial advisor with integrity and dedication to mission success, the Civil Systems Group (CSG) combines deep technical expertise with market-leading innovation to help our customers solve complex systems engineering and integration challenges.

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

NNSA Defense Programs Engineer

Roles and Responsibilities: Provide SETA support to government program managers, offering independent technical assessments, engineering oversight, and acquisition support for space and counterspace programs. This role delivers independent systems engineering oversight, ensuring that government interests are protected throughout the design, development, integration, and sustainment of mission‑critical space systems.

<p>When you become part of the When you become part of the KBR team, your opportunities are endless. As a leading global technology, engineering, procurement and construction company serving the hydrocarbons and government services industries. For decades it has been the company that customers turn to for their most challenging assignments.
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With operations in 40 countries, KBR has more than 25,000 people delivering services to customers in over 70 countries. Together they represent an unmatched reservoir of talent and experience in a wide range of markets.
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Whatever the assignment, no matter how complex or demanding, KBR can marshal resources across every product line to respond quickly and effectively to changing markets and customer needs.
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Whether it's providing the technology and consulting know-how to develop our customers' valuable assets; designing and constructing the infrastructure and facilities to develop energy resources in some of the world's more remote and challenging locations; providing support and services for men and women of their countries' armed forces; or navigating the intricacies of undertaking major projects in geopolitically or culturally sensitive environments, our clients depend on KBR because they know that <b>We Deliver.</b>
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Join us and you'll be part of a dynamic, elite team of professionals who understand what it takes to get a job done and has the experience, knowledge and determination to succeed.”</p>

SR Systems Engineer (Seta)

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FULL_TIME

Required Technical Skills and Knowledge : Expert-level, hands-on expertise in managing the full Cisco Meraki suite (MX Security Appliances, MS Switches, MR Access Points). Demonstrated mastery of Microsoft Azure networking, including VNets, subnets, peering, NSGs, Azure Firewall, VPN Gateway configuration, and ExpressRoute/Direct Connect.

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<p>iQuasar is a technology services company based out of greater Washington, D.C. that has been in the business for more than a decade. We are experienced in working with Federal, State, and Local Governments as well as Commercial customers. Our employees and contractors have served customers like the Federal Reserve Board, United States Patent and Trade Office (USPTO), Comcast Cable, Frontier Wireless, T-Mobile, IBM, Departments of Transportation & Treasury, and Commonwealths of VA & PA, among many others.</p>
<p>We have strong capabilities in Program/ Project Management, Application & System Development/Administration, Help Desk, Cloud, Business Process Design, and Cybersecurity. We are an authorized Microsoft, Amazon Web Services, and Google partner. We provide Information Technology services to our broad customer base and proposal development and recruitment process outsourcing services to our government contractor customers.</p>
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IQUASAR LLC

Lead Network & Cloud Engineer/SME

You will work collaboratively with cross-functional teams to ensure system reliability, security, and optimal performance while mentoring junior engineering staff and driving continuous improvement initiatives. Our diverse workforce of 15,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

NCS Pte Ltd

Senior Systems Engineer [RHEL]

Configure and develop directly in customer sandboxes and production - using Data 360 configuration, SQL, Apex, Flow, Python, the REST Query API, the Interaction SDK, Salesforce DX, CLI, Git, Data Kits, and deployment tooling as required - following security, change-management, and release controls. Design, build, and maintain the AI data integration layer - RAG (Retrieval-Augmented Generation), vector databases, search indexes, and knowledge bases - that grounds Agentforce solutions in accurate, real-time enterprise data.

Salesforce Inc

Forward Deployed Engineer (FDE) - Data 360

Engineer and support AWS services, including but not limited to: Amazon EC2, Amazon S3, Amazon VPC, AWS Identity and Access Management (IAM), Amazon RDS, AWS Lambda, Amazon CloudWatch, AWS Backup, Amazon ECS / AWS Fargate, AWS Developer Services (CodePipeline, CodeBuild, and related services). The Cloud Engineer will be responsible for designing, implementing, maintaining, securing, and optimizing enterprise cloud infrastructure within Amazon Web Services (AWS) environments supporting ONR's mission-critical information technology operations.

The Informatics Applications Group Inc

Cloud Engineer

DoD 8570 compliance with IASAE Level 2. 12 years of experience as an ISSE on programs and contracts of similar scope, type, and complexity, to include recent experience within the last 5 years with cybersecurity principles and technology, including access/control, authorization, identification and authentication, PKI, and network and enterprise security architecture. TAP Engineering is seeking an Information Systems Security Engineer (ISSE) to help deliver enhanced HPC capabilities across multi-vendor HPC servers, HPC clusters, and specialized processing environments.

TAP Engineering

Information Systems Security Engineer II (ISSE)

partner JazzHR

We are seeking a career-driven Water/Wastewater Hydraulic Modeler to join a rapidly growing civil engineering consultancy specializing in water and wastewater infrastructure. The selected candidate will collaborate with a team of engineers on sanitary sewer collection system and potable water distribution modeling projects throughout the Mid-Atlantic region.

Project Engineer II Hydraulic Modeler

A key part of the role involves supporting the secure movement and processing of data—from front-end applications through back-end services and downstream systems—while maintaining the security, reliability, and compliance required in sensitive environments. If you enjoy solving complex infrastructure and security challenges and working alongside multidisciplinary engineering teams, this role offers an opportunity to apply that expertise to systems where performance and security matter.

Mount Indie

Senior Systems Engineer

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HOUR

We are seeking a talented and enthusiastic Spring Boot UI Developer who will be responsible for designing, developing, and maintaining user interfaces for an enterprise-level application using modern front-end technologies alongside a robust Spring Boot backend. This role requires a strong understanding of UI/UX principles, server-side development, Java, Spring Boot, RESTful APIs, and modern JavaScript frameworks to ensure seamless integration and a high-quality user experience.

Wyetech

Software Engineer L2 (Potential Telework)

The base salary offered to the successful candidate will be determined by a variety of factors including relevant experience, qualifications, education, skill level, interview performance, and the level and scope of the position. Please do not submit personal data revealing racial or ethnic origin, political opinions, religious or philosophical beliefs, trade union membership, data concerning your health, or data concerning your sexual orientation.

Helsing GmbH

Senior Power Electronics Engineer

The successful candidate will collaborate with systems engineers, government stakeholders, technical subject matter experts, and integrated test teams to coordinate testing activities, identify performance risks, evaluate system capabilities, and provide accurate reporting of test results. Compensation will vary dependent upon factors including but not limited to: Government contract rates; education; relevant prior work experience, knowledge, skills, and competencies; certifications; and geographic location.

Test Engineer (TE) Skill Level 1

components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new Capabilities: (U) Analyze user requirements to derive software design and performance requirements. Compensation will vary dependent upon factors including but not limited to: Government contract rates; education; relevant prior work experience, knowledge, skills, and competencies; certifications, and geographic location.

Software Engineer 2

The successful candidate will work within a highly collaborative engineering team responsible for developing scalable Java and Angular applications, maintaining RESTful APIs, optimizing MariaDB database interactions, and supporting continuous integration and delivery processes. This position offers the opportunity to develop, maintain, and enhance a Java Spring Boot application that processes terabytes of operational data each week while contributing to the modernization of the platform through containerization, Kubernetes deployment, and modern software engineering practices.

Software Engineer (SWE) Skill Level 2

Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-Shelf (COTS)/Government Off-the-Shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.

Software Engineer Skill Level 2

The ideal candidate will possess strong technical troubleshooting and communication skills, experience with enterprise network technologies, and the ability to independently evaluate technical challenges and recommend effective engineering solutions. Develop and deliver engineering work products associated with technical process areas, including stakeholder requirements, requirements analysis, architectural design, implementation, integration, verification, transition, validation, operation, maintenance, and disposal.

System Engineer (SE) Skill Level 3

The successful candidate will work directly with corporate dataflow teams, capabilities teams, and mission partners to maintain backend processing operations, support system deployments and upgrades, troubleshoot dataflow anomalies, and maintain awareness of operational collection capabilities. The Systems Engineer will support the monitoring, optimization, troubleshooting, and maintenance of data flows to and from collection systems while helping ensure operational mission systems continue to deliver accurate and properly formatted DNI and DNR data to analysts and other stakeholders throughout the enterprise.

Protection Engineer Jobs in Arlington, VA

Enterprise Integration Engineer Science Applications International Corp

Principal Network Access Control (NAC) Engineer Leidos Holdings Inc

Senior DevSecOps Engineer Leidos Holdings Inc

NNSA Defense Programs Engineer The Aerospace Corp

SR Systems Engineer (Seta) KBR

Lead Network & Cloud Engineer/SME IQUASAR LLC

Senior Systems Engineer [RHEL] NCS Pte Ltd

Forward Deployed Engineer (FDE) - Data 360 Salesforce Inc

Cloud Engineer The Informatics Applications Group Inc

Information Systems Security Engineer II (ISSE) TAP Engineering

Project Engineer II Hydraulic Modeler FCD

Senior Systems Engineer Mount Indie

Software Engineer L2 (Potential Telework) Wyetech

Senior Power Electronics Engineer Helsing GmbH

Test Engineer (TE) Skill Level 1 Wyetech

Software Engineer 2 Wyetech

Software Engineer (SWE) Skill Level 2 Wyetech

Software Engineer Skill Level 2 Wyetech

System Engineer (SE) Skill Level 3 Wyetech

System Engineer L2 Wyetech

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