IT Security Engineer Jobs in Fairfax, VA

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4,101 - 4,120 of 8,285 Jobs

Release Train Engineer

Deloitte

•

McLean, Virginia, USA

Full-time

Are you looking to make an immediate impact where you can help our clients solve their business challenges? Deloitte's Core Business Operations (CBO) portfolio operates at the center of our client's business. By joining our team, you could help C-suite and program leaders transform their organization and accelerate mission execution through emerging and disruptive technologies, innovative business models, retooled program operations and industry-driven solutions. Work you'll do Deloitte is look
Posted 60+ days ago | Updated 7 hours ago

Space Systems Engineer - Integration (TS/SCI) (DODF5)

QinetiQ US

•

Remote or Chantilly, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 13 days ago | Updated 9 hours ago

Talent Management Systems Engineer

Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0202274 Talent Management Systems Engineer Key Role: Provide strategic and tactical advice and develop learning solutions on learning te chn ology systems, including learning management systems ( LMS ) and Cloud-based te chn ologies, to support evolving training requirements and initiatives. Apply specific functional, working, or general industry knowledge. Develop and contribute to solutions to a variety of problems of moderate scope and complexity, as needed. Work independently w
Posted 60+ days ago | Updated 9 hours ago

Civil/Mechanical Engineer Intern - Summer 2025

SPARTA, Inc. dba Cobham Analytic Solutions

•

Washington, District of Columbia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with intelligent, diverse people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Civil or Mechanical Engineer I
Posted 60+ days ago | Updated 14 days ago

SailPoint Engineer- 2-3 days on site Arlington, VA

Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

SailPoint Engineer As a SailPoint Engineer, you will be responsible for maintaining and improving existing IdentityIQ software solutions. Your role will involve developing and configuring code for various components of the IdentityIQ platform, leveraging your expertise in XML, Java, BeanShell, and related technologies. The company is located in Arlington, VA and will be a hybrid model of 2-3 days on site a week. What You Will Be Doing: Maintain and enhance existing IdentityIQ software solutions
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Posted 48 days ago | Updated 4 hours ago

Sr. Software Engineer-3471

Comcast Corp

•

Reston, Virginia, USA

Full-time

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary Job Description DUTIES: Provide technical leadership in designing and developing new so
Posted 1 day ago | Updated 9 hours ago

SME SecDevOps Engineer

Peraton

•

Chantilly, Virginia, USA

Full-time

Responsibilities Collaborate with development teams to automate and streamline deployment pipelines.Design and develop infrastructure as code (IaC) using python, Kubernetes, and ansible.Maintain and enhance CI/CD processes using GitLab, Jenkins, and other standard SecDevOps tools to ensure smooth code development, integration and delivery.Monitor and troubleshoot system performance, ensuring high availability and efficient resource utilization.Ensure security best practices are integrated into
Posted 13 days ago | Updated 9 hours ago

Senior SecDevOps Engineer

Peraton

•

Chantilly, Virginia, USA

Full-time

Responsibilities Collaborate with development teams to automate and streamline deployment pipelines.Design and develop infrastructure as code (IaC) using python, Kubernetes, and ansible.Maintain and enhance CI/CD processes using GitLab, Jenkins, and other standard SecDevOps tools to ensure smooth code development, integration and delivery.Monitor and troubleshoot system performance, ensuring high availability and efficient resource utilization.Ensure security best practices are integrated into
Posted 13 days ago | Updated 9 hours ago

SecDevOps Engineer

Peraton

•

Chantilly, Virginia, USA

Full-time

Responsibilities Collaborate with development teams to automate and streamline deployment pipelines.Design and develop infrastructure as code (IaC) using python, Kubernetes, and ansible.Maintain and enhance CI/CD processes using GitLab, Jenkins, and other standard SecDevOps tools to ensure smooth code development, integration and delivery.Monitor and troubleshoot system performance, ensuring high availability and efficient resource utilization.Ensure security best practices are integrated into
Posted 13 days ago | Updated 9 hours ago

Expert SecDevOps Engineer

Peraton

•

Chantilly, Virginia, USA

Full-time

Responsibilities Collaborate with development teams to automate and streamline deployment pipelines.Design and develop infrastructure as code (IaC) using python, Kubernetes, and ansible.Maintain and enhance CI/CD processes using GitLab, Jenkins, and other standard SecDevOps tools to ensure smooth code development, integration and delivery.Monitor and troubleshoot system performance, ensuring high availability and efficient resource utilization.Ensure security best practices are integrated into
Posted 13 days ago | Updated 9 hours ago

Electrical Engineer

Leidos

•

Bethesda, Maryland, USA

Full-time

Description Join our pioneering team at Leidos' High Fidelity Simulation Business Area, where we lead the charge in creating cutting-edge System of Systems solutions for the US Navy's simulation, training, and analysis needs. Picture yourself at the forefront of innovation, crafting the most advanced and game-changing trainers that redefine the US Navy's capabilities. As part of our dynamic, collaborative, and ethical team, your role will be pivotal, leaving a lasting impact on the US Navy's ope
Posted 5 days ago | Updated 1 hour ago

2025 Summer Associate Program, IT Strategy Consulting (Spring 2026 MPA and MPP Graduates)

Gartner

•

Remote or Arlington, Virginia, USA

Full-time

About Gartner Consulting: Gartner's Consulting business is an extension of Gartner's industry-leading IT Research. From CIOs to leaders in business and government, we help Gartner clients across enterprises translate insights into transformational actions and achieve their mission-critical priorities. Leveraging the breadth of Gartner's resources, Consulting is growing rapidly, with unlimited potential to continue expanding our client base. Technology Strategy Consulting. We help the C-Suite mak
Posted 60+ days ago | Updated 13 days ago

Software Engineer TS/SCI w/ poly

General Dynamics

•

Herndon, Virginia, USA

Full-time

Responsibilities for this Position Location: USA VA Herndon - 13857 Mclearen Road (VAS091) Full Part/Time: Full time Job Req: RQ185098 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Suitability: Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Application Development, Data Processing, Software Development Certifications: E
Posted 26 days ago | Updated 12 days ago

Software Engineer

Arete

•

Falls Church, Virginia, USA

Full-time

At Aret, we are on the forefront of utilizing innovative solutions, with great minds from all backgrounds, to help solve the nation's most complex security challenges. We strive for an inclusive, collaborative team environment that approaches differences as opportunities for innovation and excellence. As an employee-owned company, we foster an atmosphere that propels diverse career opportunities and professional growth. Discover your future with us. As a Software Engineer at Arete, you are respo
Posted 8 days ago | Updated 2 hours ago

Electrical Engineer

Leidos

•

Bethesda, Maryland, USA

Full-time

Join our pioneering team at Leidos' High Fidelity Simulation Business Area, where we lead the charge in creating cutting-edge System of Systems solutions for the US Navy's simulation, training, and analysis needs. Picture yourself at the forefront of innovation, crafting the most advanced and game-changing trainers that redefine the US Navy's capabilities. As part of our dynamic, collaborative, and ethical team, your role will be pivotal, leaving a lasting impact on the US Navy's operations. Th
Posted 1 day ago | Updated 9 hours ago

Systems Admin Sr Prin

BAE Systems

•

Springfield, Virginia, USA

Full-time

Job Description The selected applicant will lead a team of system administrators who provide physical, virtual and cloud based server and workstation infrastructure and application software support to functional testers within the Integration Test and Image Quality Office. The candidate will interface with users and customer leadership on a daily basis to engineer, advise and implement information system processing requirements within the customer operational test environment. The candidate mus
Posted 12 days ago | Updated 4 days ago

Junior-Level HUMINT-Enabling Instructor

DarkStar Intelligence LLC

•

Washington, District of Columbia, USA

Full-time

Job DescriptionJob DescriptionJunior-Level HUMINT-Enabling Instructor Position Summary DarkStar Intelligence is seeking a Junior-Level HUMINT-Enabling Instructor to join our team in Washington, DC. This full-time, on-site role requires U.S. citizenship and an active TS/SCI clearance with CI Polygraph. We are looking for an individual with significant experience in designing, developing, and delivering training programs focused on Counterintelligence (CI) and Human Intelligence (HUMINT). The pos
Posted 3 days ago | Updated 6 hours ago

Sr. Software Engineer-6302

Comcast Corp

•

Reston, Virginia, USA

Full-time

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we're making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world. Job Summary Job Description DUTIES: Provide technical leadership in designing and developing new so
Posted 1 day ago | Updated 9 hours ago

Technical Specialist 3 - Washington, DC

MC Dean, Inc

•

Washington, District of Columbia, USA

Full-time

Your Future at M.C. Dean We're seeking people driven to excellence and inspired to have a meaningful impact powering, automating, integrating, and securing the world's most critical infrastructure and facilities. This translates into fulfilling opportunities for employees driven to excel in a meaningful career. As an employee at M.C. Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver th
Posted 20 days ago | Updated 5 hours ago

Senior RF Systems Engineer

Amphib Digital LLC

•

Vienna, Virginia, USA

Full-time

Job DescriptionJob DescriptionUse your electrical engineering background to support Defense and government C5ISR operational initiatives! We're actively seeking an expert Radio Frequency (RF) engineer for one of our customers, a trailblazer in spectrum sharing development for the Defense Department and other government agencies. This is a role that will entail full-spectrum participation in the research, design, development, and building of RF systems. Come to work every day in a bright, positi
Posted 49 days ago | Updated 7 hours ago