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  • $77.6k - $176k

    Overview Job Number: R0230074 Endpoint Security Engineer Key Role Design, deploy, manage, and operationalize enterprise endpoint data protection controls as a Trellix Endpoint Data Loss Prevention (DLP) Engineer. Serve as the technical owner for Trellix EDR/DLP components... 
    Suggested
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Phase2 Technology

    Washington DC
    5 days ago
  • Overview Hoplite Solutions is seeking an experienced Endpoint Security Systems Engineer to join our Cyber Security Engineering team. The focus of this team member will be to design, deploy, maintain, and upgrade endpoint security capabilities, with opportunities for cross... 
    Suggested
    Temporary work

    Hoplite SolutionsTM

    Bethesda, MD
    4 days ago
  • $126.1k - $227.95k

    Leidos has a new and exciting opportunity a Principal Endpoint Security Systems Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission... 
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    Immediate start
    Flexible hours

    Via Logic LLC

    Bethesda, MD
    8 hours ago
  • $131.3k - $237.35k

    Description Leidos has an immediate need for a lead Endpoint Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security Engineer will need to be a self-starter with excellent analytical and problem-solving skills, flexibility... 
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    Immediate start
    Remote work

    Leidos

    Bethesda, MD
    2 days ago
  • A leading cybersecurity firm is seeking a Lead Endpoint Security Engineer to manage and optimize CrowdStrike implementations while overseeing incident responses and security initiatives. Applicants should have significant experience in cybersecurity, particularly with... 
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    Remote job

    Leidos

    Arlington, VA
    2 days ago
  •  ...GPO) SecDevOps program provides advanced security, development, and operations support to...  ...Corporation is seeking a Zero Trust Security Engineer - SME to serve as the subject matter...  ...systems. This role leads Defender for Endpoint deployment and configuration efforts, drives... 
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    For contractors
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    Local area
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    DecisionPoint Corporation

    Washington DC
    4 days ago
  • $69.55k - $125.73k

    Cyber Security Engineer The Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is...  ...network security devices, IDS/IPS, full packet capture, DLP, Endpoint (AV, DLP, Endpoint Detection & Response), and infrastructure... 
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    Leidos

    Bethesda, MD
    4 days ago
  •  ...is seeking to fill a Full-time position for a Cisco Network Security Engineer . Start to End Networks, LLC, Washington Technology Fast 5...  ...using Cisco security products and technologies to deliver endpoints authentication, endpoint Posture, endpoint Auto Remediation,... 
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    Full time
    For contractors
    Work experience placement
    Work at office

    iQuasar

    Arlington, VA
    2 days ago
  •  ...Job Description Sr. Network Security Engineer III (6373) Washington, DC As a Sr. Network Security Engineer III, you'll provide hands...  ...~ Hands-on experience with IDS and IPS solutions and endpoint configuration hardening in secure environments. ~ Experience... 
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    Immediate start

    CTN Solutions

    Washington DC
    2 days ago
  •  ...through autonomous and intelligent platforms. Security at Saronic is a force multiplier. We're seeking a Security Engineer on our Security Operations team with strong...  ...fidelity detection rules and analytic queries across endpoint, cloud, network, identity, and DLP telemetry... 
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    Permanent employment
    Temporary work
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    Saronic

    Washington DC
    1 day ago
  • $166k - $220k

     ...the military in months, not years. ABOUT THE TEAM Anduril’s Security Engineering team is looking for a security engineer to focus on building...  ...developing and implementing defensive controls around endpoint and SaaS applications Ability to work autonomously, take ownership... 
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    Full time
    Work experience placement

    Slope

    Washington DC
    5 days ago
  • $130k - $170k

     ...casual work environment. ZwillGen PLLC is looking for an IT Security Engineer who is ready to hit the ground running, hungry for a...  ...technologies, including firewalls, VPNs, SIEMs, IDS/IPS, and endpoint protection. Strong understanding of encryption technologies... 
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    Temporary work
    Casual work

    ZwillGen

    Washington DC
    3 days ago
  • Job Title: Sr. Network Security Engineer Location: Alexandria, VA - Hybrid Remote Eligibility: Candidate must be eligible to be employed...  ...wireless authentication. Test and deploy posture assessment for endpoints to ensure compliance with security policies. Troubleshoot... 
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    Remote work

    Arena Technical Resources, LLC (ATR)

    Alexandria, VA
    3 days ago
  •  ...and on the future of financial services. Your Role As the IT Security Engineer, you will work collaboratively with the IT Security team...  ...management, secure application coding, firewall rule management, endpoint detection and response tools, Anti‑Virus/Anti‑Malware tools,... 
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    Flexible hours
    Weekend work

    Medium

    Arlington, VA
    3 days ago
  • Information Systems Security Engineer (ISSE) - SME - Top Secret Clearance Date: Feb 2, 2026 Location: Washington, DC, US Company: NTT DATA...  ...with the configuration and management of tools such as SIEMs, endpoint protection, firewalls, and vulnerability scanners. Analyze... 
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    Remote work
    Flexible hours

    NTT DATA, Inc.

    Washington DC
    1 day ago
  •  ...Government Services company, is seeking an experienced Cloud Security Engineer with a TS/SCI clearance to support EHS and our government...  ...Prevention (DLP), Web Application Firewalls (WAF), Threat Intel, Endpoint Security Experience with Infrastructure as a Service (... 
    Work experience placement
    Local area
    Flexible hours

    Koniag

    Washington DC
    8 hours ago
  •  ...tools to automate configuration of a large number of network security devices distributed across multiple data centers  Propose...  ...computer science, information systems, telecommunications, or an engineering focused field  ~ Must have an Active TS/SCI and willing to... 
    Temporary work
    Relocation package

    Enssolutions

    Washington DC
    4 days ago
  • $121.2k - $154.3k

     ...Data Security Engineer Category: Cyber Security Main location: United States, District of Columbia, Washington Position ID...  ...across multiple sources (SharePoint, Exchange, OneDrive, Teams, endpoints) . Excellent communication skills with the ability to... 
    Full time
    Local area
    Immediate start

    CGI

    Washington DC
    8 hours ago
  •  ...providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink...  ...is accomplished through a combination of specialized security engineering, the deployment of cutting-edge technologies, forward-thinking... 
    Remote work

    Framework Ventures

    Washington DC
    2 days ago
  • Overview Tier One Technologies is seeking a Sr. Cloud Security Engineer to support our direct US Government client. This contract-to-hire...  ...); Microsoft Security and Compliance Center; Microsoft Endpoint Manager (Intune); multi-factor authentication (MFA); web content... 
    Remote job
    Contract work

    A.C. Coy

    Arlington, VA
    3 days ago
  • $107.9k - $195.05k

     ...maintain our vulnerability management program using the Nucleus Security platform. The ideal candidate will be responsible for the day-...  ...where possible to improve efficiency using the Nucleus automation engine or scripting (Python, Shell). Threat Research: Research and... 

    Leidos

    Bethesda, MD
    3 days ago
  • Edge Security Engineer Job Description 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... 
    Full time

    CoStar Group, Inc.

    Arlington, VA
    1 day ago
  • Responsibilities & Qualifications RESPONSIBILITIES The Lead Security Engineer position leads cybersecurity operations, ensuring the Department of Transportation infrastructure meets federal security standards and actively mitigates threats. Manage vulnerability scanning... 
    Full time
    Contract work
    Temporary work
    Work at office
    Monday to Friday
    Weekend work
    Day shift
    Afternoon shift

    TekSynap

    Washington DC
    3 days ago
  • Security Engineer Location: Washington, D.C (On-site M-F at JBAB) Duration: Full Time Clearance: Security Clearance: TS/SCI + required and able to receive PSD/Yankee White, or Active Yankee White Clearance Company Description Our Client is a top-rated cyber security firm... 
    Full time

    SCOUT Solutions

    Washington DC
    3 days ago
  • $140k - $190k

    About Method Security Method Security is dedicated to reshaping cybersecurity in an era where AI-driven threats are growing rapidly. Our...  ...the future of cybersecurity. Role Overview As a Security Engineer at Method Security, you will be instrumental in expanding the capabilities... 
    Shift work

    Method Security

    Washington DC
    1 day ago
  • $77.6k - $176k

    Job Number: R0219984 Virtru Security Engineer The Opportunity: As a Virtru Security Engineer you'll play a critical role in the world of zero trust. You will support the cyber architecture development, implementation, and sustainment across multiple networks of different... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Phase2 Technology

    Arlington, VA
    1 day ago
  • A leading real estate information firm in Arlington, Virginia, seeks an Edge Security Engineer. Responsibilities include configuring WAF policies, implementing bot protection, and analyzing traffic patterns. Candidates should have a Bachelor's degree and 1-3 years of relevant... 

    CoStar Group, Inc.

    Arlington, VA
    1 day ago
  • $100k - $150k

     ...recommendations. These agents help businesses streamline operations, improve decision-making, and also empower government entities to enhance security, intelligence, and operational efficiency Position Description This position is responsible for integrating Accrete products into... 
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    Accrete

    Alexandria, VA
    3 days ago
  • A consulting company for national security seeks an Operational Test and Evaluation Engineer in Virginia. The role involves designing and evaluating tests for technologies ensuring the security of U.S. borders. Requires a Bachelor’s degree and 3+ years of relevant experience... 

    Systems Planning and Analysis, Inc.

    Alexandria, VA
    8 hours ago
  • $60 - $68 per hour

    Overview Novacoast Staffing is currently assisting a financial government institution in its search for an experienced Firewall Security Engineer that is experienced in Palo Alto Firewalls for a contract role that is expected to go a minimum of 2 years with option to... 
    Hourly pay
    Contract work
    Immediate start

    Novacoast

    Washington DC
    3 days ago