Security Engineer Jobs in washington, dc

1 - 20 of 731 Jobs

Data Security EngineerJob Title - Data Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Arlington, Virginia, USA

Full-time

Data Security Engineer Key Role: Architect, deploy, and configure data security solutions across various clients for DoD, IC, and Civilian Federal clients. Create new architectures to meet client requirements adhering to Zero T rus t best practices and IC data header guidelines. Interface with key stakeholders, including agency personnel and internal delivery and engineering teams. Assist in building custom policy to ensure positive control of data across hybrid cloud environments. Basic Quali

Virtru Security EngineerJob Title - Virtru Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Arlington, Virginia, USA

Full-time

Virtru Security Engineer The Opportunity: As a Virtru Security Engineer you'll play a critical role in the world of zero t rus t. You will support the cyber architecture development, implementation, and sustainment across multiple networks of different classification levels. You'll interface with stakeholders and engineering teams to delve into the details and dependencies of critical processes and users' roles within them. You'll lead security compliance initiatives and automation of control

AWS Cloud Security Engineer Onsite Manassas VA In-Person InterviewJob Title - AWS Cloud Security Engineer Onsite Manassas VA In-Person Interview

SmoothStackCompany Name - SmoothStack

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Manassas, Virginia, USA

Contract, Third Party

AWA Cloud Security Engineer Role Onsite Manassas VA In-Person Interview

Palo Alto Network Security EngineerJob Title - Palo Alto Network Security Engineer

Tandym TechCompany Name - Tandym Tech

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Vienna, Virginia, USA

Contract

A top Fortune 50 financial institution is currently seeking a Network Security Engineer (specializing in Palo Alto) to support a major firewall rules validation and optimization project. This role offers the opportunity to work on enterprise-scale security initiatives involving on-premise and cloud infrastructure, integrating cutting-edge tools like FireMon, ServiceNow, and Illumio. About the Opportunity: Schedule: Monday to Friday (occasional after-hours/on-call support required) Assignment Le

Network Security EngineerJob Title - Network Security Engineer

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Washington, District of Columbia, USA

Full-time

A growing cyber security consulting firm is seeking a Network Security Engineer to join a highly collaborative cybersecurity team supporting enterprise-level infrastructure. This role is ideal for a seasoned network engineer with deep expertise in network security, threat mitigation, and incident response. You'll design and maintain secure network architectures, monitor for anomalies, and play a key role in strengthening the organization's overall security posture. This is a 6-month Contract-to-

Network Security EngineerJob Title - Network Security Engineer

Tri-Force Consulting Services IncCompany Name - Tri-Force Consulting Services Inc

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Annapolis, Maryland, USA

Third Party, Contract

Job Title:Network Security EngineerClient:Maryland Judiciary Information SystemsLocation:189 Harry S Truman Parkway, Annapolis, MD 21401. PLACE OF PERFORMANCE: Work shall be performed in a hybrid setting each week, Monday through Friday. SUMMARYThe AOC is seeking proposals from prospective Offerors to provide one (1) Network Security Engineer. The Network Security Engineer will actively participate in planning and coordinating the design, installation, and connectivity of computer and network sy

Lead Security EngineerJob Title - Lead Security Engineer

SAICCompany Name - SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2506810 Location: WASHINGTON, DC, US Date Posted: 2025-06-25 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: No Description SAIC seeks a Lead Security Engineer to assist the Department of Transportation's Cybersecurity mission by supporting the implementation of IPv6 networking capabilities by joining a dedicated team of cyb

Mid Security EngineerJob Title - Mid Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221415 Security Engineer, Mid The Opportunity: We are seeking an experienced Security Engineer to join our Security Operations Center ( SOC ) team. As a Security Engineer, you will provide technical expertise in securing enterprise systems, networks, and data, and will be instrumental in enhancing the agency's security posture in alignment with federal cybersecurity frameworks and compliance requirements. You will work closely with SOC analysts, incident resp ond ers, threat hunte

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos has a career opportunity for a Security Engineer to support the Air Force National Capital Region IT Services program. The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bolling (JBAB), and othe

Sr. Security EngineerJob Title - Sr. Security Engineer

Navigant ConsultingCompany Name - Navigant Consulting

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Washington, District of Columbia, USA

Full-time

Job Family: Systems Engineering Travel Required: None Clearance Required: Active Top Secret (TS) What You Will Do: Provides the expertise to conduct systems analysis, certification and accreditation, integration of secure products, security test and evaluation, and development of complex information systems to meet information system security requirements. A broad knowledge of the technical information systems security discipline is required. The candidate will be responsible for updating sy

Network Security EngineerJob Title - Network Security Engineer

TriosysIT Inc.Company Name - TriosysIT Inc.

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Washington, District of Columbia, USA

Contract, Third Party

Duties & Responsibilities:a. Ability to monitor and analyze data traffic patterns within the OCFO network infrastructure;b. Identify network problems and recommend improvements to ensure optimal performance;c. Ability to improve network quality regarding any degradation;d. Ability to enhance security and knowledge of the latest security threats, worms and malware and advise on how to deter them;e. Ability to ensure reliability and stability of the work through the above actions;f. Configure rout

Lead Security EngineerJob Title - Lead Security Engineer

Apex SystemsCompany Name - Apex Systems

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Washington, District of Columbia, USA

Full-time

Job#: 2077304 Job Description: Apex Systems is seeking a Lead Security Engineer to support the Department of Transportation in Washington DC. If interested, email your resume. Position: Lead Security Engineer Location: 1200 New Jersey Ave SE Washington DC USA 20590 3x onsite, 2x remote Hours: Regular business hours Compensation: $120k-$128k Job Type: Contract to hire Clearance: Must obtain DOT public trust clearance The Lead Security Engineer will assist the Department of Transportation's Cybers

Lead Security EngineerJob Title - Lead Security Engineer

Eliassen GroupCompany Name - Eliassen Group

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Washington, District of Columbia, USA

Contract

Description: We are looking for a Lead Security Engineer to support a F500 client in the Washington, DC metro area. Location: Washington, DC Pay Rate: $60-$70/hr. W2 This is a contract-to-hire opportunity. Applicants must be willing and able to work on a W2 basis and convert to FTE following contract duration. For our W2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Responsibilities: Key Techni

Lead Security EngineerJob Title - Lead Security Engineer

Computer Merchant, Ltd., TheCompany Name - Computer Merchant, Ltd., The

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Washington, District of Columbia, USA

Full-time

JOB TITLE: LEAD SECURITY ENGINEER JOB LOCATION: WASHINGTON, DC WAGE RANGE*: 65.00-69.00 PER HOUR JOB NUMBER: SAIJP00038080 REQUIRED EXPERIENCE: . Bachelor's degree in Computer Science, Information Security, or a related field. A master's degree is a plus 2. Certified Information Systems Security Professional (CISSP), Certified IPv6 Security Expert (CISE), or equivalent certifications preferred. 3. Proficiency in network security tools and technologies, such as intrusion detection/preventio

Tenable Security EngineerJob Title - Tenable Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0221395 Tenable Security Engineer Key Role: Join the Security Operations Center (SOC) team as a Tenable Security Engineer. I mplement and optimize enterprise vulnerability management solutions using Tenable.sc, Nessus, and other components of the Tenable ecosystem. I ntegrate Tenable with other enterprise security platforms and ensure that the vulnerability management program supports continuous monitoring, compliance, and risk reduction objectives . D eploy, configure, and optimize

Senior Systems Security EngineerJob Title - Senior Systems Security Engineer

SAICCompany Name - SAIC

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Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

AI Security EngineerJob Title - AI Security Engineer

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Washington, District of Columbia, USA

Full-time

Job Title: Security Engineer - AI Red Teaming & Threat Analytics Location: Washington, DC (Hybrid - 3 Days Onsite) Type: 6-Month Contract-to-Hire Clearance: Must be eligible for Public Trust Overview: Our client is seeking a Security Engineer with a strong background in AI security, red teaming, and adversarial testing. This role focuses on securing enterprise LLM platforms such as Copilot, Azure OpenAI, and AWS Bedrock by identifying vulnerabilities, mitigating misuse, and implementing robu

Offensive Security EngineerJob Title - Offensive Security Engineer

Costar GroupCompany Name - Costar Group

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Arlington, Virginia, USA

Full-time

Offensive Security Engineer Job Description Offensive Security Engineer Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the w

Network Security EngineerJob Title - Network Security Engineer

Accenture LLPCompany Name - Accenture LLP

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Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Network Security EngineerJob Title - Network Security Engineer

TECKNOMIC LLCCompany Name - TECKNOMIC LLC

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Washington, District of Columbia, USA

Full-time

This is a full-time position with Tecknomic and the project is with the Office of the Chief Financial Officer (OCFO). This is a hybrid role (onsite 3 days per week). Please note, in order to apply for this position, you must be able to provide proof of Covid-19 vaccination. This role closes on 7/11/2025. Candidates must be local to the DMV area for this hybrid (3 days weekly onsite) role. Senior Network Security Engineer II supports the ongoing design, implementation, operation and security of