UNKNOWN

FEED

F5 maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, geographic locations, and market conditions, as well as to reflect F5's differing products, industries, and lines of business. You will continuously hunt for areas and metrics to be added into monitoring systems for better operational visibility, incident response capability, availability, and forensics capability of the overall platform.

YEAR

F5 Inc

Sr. Security Engineer

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From our locations across the DC Metro area, Hampton, Virginia, and Huntsville, Alabama, we provide technological subject matter expertise, program management and business process knowledge as a trusted advisor in support of our Department of Defense and other Federal Agency customers. Technica Corporation is seeking a Senior Full Stack Software Engineer who will support the development of the FBI FDP system using a Postgres/Java/React technology stack.

Technica Corp

Full Stack Software Engineer, Senior

What your day-to-day will look like: Complete assigned tasks that include but are not limited to: painting, pressure washing, maintaining lighting system bulbs/ballasts, plumbing, HVAC systems, water treatment, locksmith work and general maintenance (as allowed by any licensing requirements). Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.

Jones Lang LaSalle Inc

Operating Engineer

Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. Jones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services.

Chief Engineer

Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Deloitte

Cloud Security Engineer (Secret Clearance)

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At least 5 years of experience with Tenable or comparable technologies in one or more of the following categories: Network Detection and Response (NDR), Extended Detection and Response (XDR), Endpoint Detection and Response (EDR), Network Security Monitoring (NSM), Security Information and Event Management (SIEM), User and Entity Behavior Analytics (UEBA), Security Orchestration, Automation, and Response (SOAR). Optiv + ClearShark is looking for a Tenable Cybersecurity Engineer is responsible for the design, deployment, configuration, integration, tuning, and operational support of Tenable capabilities across enterprise networks, endpoints, email, cloud, SaaS, identity, and other supported environments.

Optiv + ClearShark

Tenable Engineer - Secret | DC Metro

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FULL_TIME

From our locations across the DC Metro area, Hampton, Virginia, and Huntsville, Alabama, we provide technological subject matter expertise, program management and business process knowledge as a trusted advisor in support of our Department of Defense and other Federal Agency customers. Responsibilities: Technica Corporation is seeking a Senior Full Stack Software Engineer who will support the development of the FBI FDP system using a Postgres/Java/React technology stack.

Technica Corporation

Full-Stack Software Engineer, Senior

[AW]-iCims

Working fluency across the platform tech stack, enough to guide design decisions in each domain: embedded/space (C, POSIX, CAN bus, real-time OS); AI/ML (Python, ONNX, PyTorch, Isolation Forest, autoencoders); ground segment (Docker, Grafana, MQTT, Node.js); CI/CD and DevOps (GitHub Actions, automated security scanning, containerized deployments, Prometheus, Fluent Bit). This role holds final technical authority over what ships and release readiness, while defining and evolving the system architecture, including how the Deloitte product integrates into new spacecraft buses and mission profiles, so it remains scalable, coherent, and strategically aligned across a growing set of host platforms and customer programs.

Lead Technical Product Engineer

Scope of practice for engineers: For the purposes of this part, the term "practice of engineering" means the application of special knowledge of the mathematical, physical and engineering sciences and the methods of engineering analysis and design in the performance of services and creative work including consultation, investigation, expert technical testimony, evaluation, planning, design and design coordination of engineering works and systems, planning the use of land and water, performing engineering surveys and studies, and the review of construction for the purpose of monitoring compliance with drawings and specifications, in connection with any utilities, structures, buildings, machines, equipment, processes, work systems, projects, and industrial or consumer products, or equipment of a control systems, communications, mechanical, electrical, hydraulic, pneumatic, or thermal nature, that may involve safeguarding life, health, or property, and including such other professional services as may be necessary to the planning, progress, and completion of any engineering services. Reviews and interprets complex design drawings, plans, and specifications for proposed changes in existing facilities and for construction of new wastewater facilities; evaluates designs for functionality, cost-effectiveness, efficiency, and compliance with industry practices; performs detailed analysis to identify inadequacies, ambiguities, errors, and potential problems.

<p>DC Water provides retail water, sewer, and/or wastewater treatment services to millions of customers in DC, and parts of MD and VA. This includes more than 600,000 residents, 17.8 million annual visitors, and 700,000 people who are employed in the District of Columbia; the Blue Plains Advanced Wastewater Treatment Plant treats wastewater from jurisdictions in MD and VA, serving an additional 1.6 million people.
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If you want to work for an organization that recognizes its employees’ contributions, and committed to improving the community and the environment, we encourage you to join our team! </p>

DC Water and Sewer Authority

Process Engineer II - (26-Pe-812000-080)

Partnering with the strongest brands in hospitality, OTO owns and operates a portfolio of upscale select service, extended stay, and lifestyle hotels in key markets across the United States. OTO has been honored as Developer of the Year by major brand partners multiple times while also earning accolades for outstanding guest service, operational excellence, community service, and sales, marketing, and revenue success.

OTO Development LLC

Assistant Chief Engineer

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. You will sit at the intersection of design engineering, procurement, quality and manufacturing, and you will be the one who turns a set of CAD assemblies and engineering intentions into an executable, auditable, buildable structure.

Helsing

Configuration & BOM Engineer

You will design and operate cloud infrastructure, deploy and maintain shared services like GitLab, Artifactory, and CI/CD pipelines, and build internal tooling that accelerates software delivery across the organization. You will also enable product teams with their own isolated environments — provisioning cloud accounts, standing up EKS clusters, databases, and the automation to make it all self-service and efficient.

Software Engineer, Platform Engineering

You will navigate complex Technology Security and Foreign Disclosure (TSFD) pipelines, the Low Observable/Counter-Low Observable Tri-Services Committee (LO/CLO TSC), and Anti-Tamper (AT) frameworks to enable Foreign Military Sales (FMS) and Direct Commercial Sales (DCS). To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.

ANDURIL INDUSTRIES

Senior Systems Engineer, Technology Release

Minimum Skill Sets of Qualified Candidates: Bachelor's degree in Electrical Engineering and no less than seven (7) years of design experience in development of work packages, in-service modifications, detail design drawings and analysis, implementation of ABS and military specifications and requirements, 3D modeling, and/or ship system integration. Responsibilities: As an Electrical Engineer you will, support the PMS 300/325 Ship Design Management team, providing SME expertise for technical and engineering efforts on the assigned Hull (e.g T-AGOS, T-AO, T-ATS, NGLS, T-ARC, Service Craft ).

Sayres Defense

Electrical Engineer

Talent Acquisition

ActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security and IT Managed Services. Installation: Install and maintain structured cabling in a datacenter environment including Cat 5, Cat 6 and Fiber optic network cabling, including termination of Fiber and Copper.

ActioNet Inc

Data Center Hardware & Cabling Engineer

As a Staff Back-End Engineer, you will be tasked with building backend infrastructure for our AI security product, focused on monitoring AI assets, assessing risks, and delivering actionable insights. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity.

SentinelOne

Staff Backend Engineer - Prompt Security (Node.js / TypeScript)

GreenHouseAPI

Enhance and maintain CI/CD and DevOps scripts and processes including AI-integrated solutions for failure analysis, security and compliance to facilitate faster development, quicker error detection and resilient deployments. July 2, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

DevOps Engineer

IRecruitee

Think of the role as device automation engineering: we build software that interacts with all kinds of network-connected devices, from printers and cameras to door controllers and industrial control systems. Strong network protocol analysis skills: interpreting traffic captures, reconstructing device behavior, working out undocumented or vendor-specific protocols, and turning what you find into patterns and fingerprints (regex and the like).

Dragos Inc

Senior Device Engineer

As a Senior Systems Engineer supporting the Department of Energy (DOE), you will act as a trusted technical advisor to national laboratories, research institutions, and federal integrators-guiding customers through architecture design, evaluation, and deployment of VAST's data platform for mission-critical workloads. Designed from the ground up to make AI simple to deploy and manage, VAST takes the cost and complexity out of deploying enterprise and AI infrastructure across data center, edge, and cloud.

Vast Data Inc

Senior Systems Engineer - Federal (CIV)

This role sits at the intersection of cybersecurity GRC, vendor management, and sales enablement: you will act as a security-minded presales engineer for the sales team, develop enough depth in the SpaceXSI technical environment to accurately complete customer vendor security questionnaires, join customer meetings as the security and compliance subject matter expert, and help operate third-party risk and vendor management processes. The ideal candidate brings a cybersecurity and GRC perspective - fluent in how AI LLMs, CI/CD pipelines, identity and access management, DevOps, DevSecOps, Kubernetes, and IT/AI governance actually work in production - and can translate that understanding into clear, credible answers for enterprise buyers without slowing deals or overstating our posture.

Protection Engineer Jobs in District of Columbia

Sr. Security Engineer F5 Inc

Full Stack Software Engineer, Senior Technica Corp

Operating Engineer Jones Lang LaSalle Inc

Chief Engineer Jones Lang LaSalle Inc

Cloud Security Engineer (Secret Clearance) Deloitte

Tenable Engineer - Secret | DC Metro Optiv + ClearShark

Full-Stack Software Engineer, Senior Technica Corporation

Lead Technical Product Engineer Deloitte

Process Engineer II - (26-Pe-812000-080) DC Water and Sewer Authority

Assistant Chief Engineer OTO Development LLC

Configuration & BOM Engineer Helsing

Software Engineer, Platform Engineering Helsing

Senior Systems Engineer, Technology Release ANDURIL INDUSTRIES

Electrical Engineer Sayres Defense

Data Center Hardware & Cabling Engineer ActioNet Inc

Staff Backend Engineer - Prompt Security (Node.js / TypeScript) SentinelOne

DevOps Engineer Leidos

Senior Device Engineer Dragos Inc

Senior Systems Engineer - Federal (CIV) Vast Data Inc

Security Engineer - GRC Sales Twitter

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