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  • Cyber Security Systems Engineer - Expert

    $149.6k - $254.32k

     ...support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense,...  ...customer. This program will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure... 
    Suggested
    Full time
    For contractors
    Interim role
    Local area
    Remote work
    Flexible hours

    BAE Systems USA

    Hamilton, VA
    6 days ago

  • Cybersecurity Engineer II (Onsite - Sterling, VA) Secret Clearance required

    $75.8k - $144.2k

     ...Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.? U.S. citizenship...  ...strong expertise in Risk Management Framework (RMF) compliance, network architecture, operating system administration, and... 
    Suggested
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    RTX

    Hamilton, VA
    6 hours ago

  • Cloud Cyber Engineer

    $63.3k - $129.7k

     ...5/31/2026 The Opportunity: CACI/BITS is seeking a Cyber Security Engineer to support our Makalu contract. If you are interested...  ...will understand software development, system administration, networking, and security and be able to take a holistic systems level approach... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Hamilton, VA
    3 days ago

  • Cyber Security Engineer

     ...continue to grow, Altagrove is actively recruiting for a Cyber Security Engineer to join our energetic and entrepreneurial team that is...  ...including malware, ransomware, and insider threats. Monitor networks and systems, identify vulnerabilities, and anticipate potential... 
    Suggested
    Work at office

    Altagrove LLC

    Leesburg, VA
    12 days ago

  • Cyber Network Forensic Analyst II

     ...assist with the restoration of services. Nightwing is seeking a Network Forensics Analyst to support this critical customer mission....  ...network topology and device configurations identifying critical security concerns and providing security best practice recommendations;... 
    Suggested
    Contract work
    Immediate start

    Nightwing

    Hamilton, VA
    3 days ago

  • Systems Integrator

     ...responding to mechanical, electrical, fire protection, telecom, and security systems. develops and implements the configuration management...  ...Skills: Strong understanding of hardware, software, and network technologies. Problem-solving: Ability to identify and resolve... 
    Suggested
    Contract work

    Nightwing

    Hamilton, VA
    5 days ago

  • Cyber Network Defense Analyst III

     ...commercial markets. The DHS's Hunt and Incident Response Team (HIRT) secures the Nation's cyber and communications infrastructure. HIRT...  ...investigation and resolution using host-based, cloud-based and network-based cybersecurity analysis capabilities. Team personnel... 
    Suggested
    For contractors
    Immediate start
    Remote work

    Nightwing

    Hamilton, VA
    3 days ago

  • Cyber Threat Hunt Lead

     ...to support a potential project with the Department of Homeland Security. The Threat Hunt Lead will build and guide a proactive threat hunting...  ...in proactively searching for malicious activity across CBP networks that evades traditional security solutions. This role requires... 
    Suggested
    Temporary work

    Gritter Francona

    Ashburn, VA
    2 days ago

  • Cybersecurity Manager

    $50 - $78 per hour

     ...We are seeking a qualified Cybersecurity Manager to serve as the Chief Cyber Security Engineer. This individual will act as the technical authority for securing all aspects of the network architecture. The position involves designing and implementing cybersecurity solutions... 
    Suggested
    Hourly pay
    Contract work

    Apex Systems

    Chantilly, Loudoun County, VA
    3 days ago

  • Senior Cyber Security Engineer

     ...with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence...  ...administration, general operating system security practices, TCP/IP networking, and network security concepts. ~ Knowledge of Certification... 
    Suggested
    Work at office
    Local area

    ManTech International Corporation

    Chantilly, Loudoun County, VA
    1 day ago

  • Network Firewall Engineer

    $120.8k - $265.8k

     ...Job Title: Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to...  ...infrastructure. The ideal candidate will work closely with the network security team to ensure the effective operation and security of our... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Local area
    Immediate start
    Flexible hours

    CACI International

    Hamilton, VA
    5 days ago

  • Cyber Security Engineer

     ...Cyber Security Engineer Security Clearance: TS/SCI with Fullscope Polygraph required Seeking a Cyber Security Engineer to support...  ...Windows, and virtual platforms Demonstrated experience performing network security analysis Demonstrated experience analyzing network... 
    Suggested
    Temporary work
    Flexible hours

    Apogee Integration

    Chantilly, Loudoun County, VA
    4 days ago

  • Cloud/DevOps Engineer.

     ...Azure, Google Cloud). Infrastructure-as-Code (IaC): Proficiency with tools like Terraform, Ansible, or CloudFormation. Networking and Security: Strong understanding of networking, security, and cloud architecture principles. Problem-Solving: Excellent analytical... 
    Suggested
    Contract work

    Nightwing

    Hamilton, VA
    6 hours ago

  • SOC Cybersecurity Analyst

     ...SOC Cybersecurity Analyst represents the entry point into the Security Operations Center. SOC Cybersecurity Analyst will perform basic...  ...Information Technology security related certifications like: CompTIA A+, Network+, Security+, Linux, Cisco CCNA, Microsoft Certified Azure... 
    Suggested
    Temporary work
    Part time
    Work experience placement
    Work at office
    Work from home
    Shift work
    3 days per week

    Verizon

    Ashburn, VA
    1 day ago

  • Network Engineer- Tier 3

    $120.8k - $265.8k

     ...Job Title: Network Engineer- Tier 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start...  ...(Cisco, Juniper, etc.) ~ Strong understanding of network security principles and best practices ~ Proficiency in network monitoring... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Local area
    Immediate start
    Flexible hours

    CACI International

    Hamilton, VA
    1 day ago

  • Enterprise Network DNS IPAM Engineer

    $120.8k - $265.8k

     ...Job Title: Enterprise Network DNS IPAM Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance...  ...infrastructure. You will work closely with IT teams to ensure efficient and secure management of network services. Responsibilities: Plan,... 
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International

    Hamilton, VA
    1 day ago

  • Cyber Threat Intelligence Lead

     ...with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies...  ...ensuring continuous, compliant contract delivery for 24x7x365 network, cyber, and cloud services. Responsibilities include but are... 
    Contract work
    Work experience placement
    Work at office
    Local area

    ManTech International Corporation

    Ashburn, VA
    1 day ago

  • Network Engineer - Telephony Systems

     ...Network Engineer (Telephony Systems) TS/SCI Full Scope Poly Dulles, VA We are seeking a Network Engineer with a background...  ...concepts Experience with networking and network security technologies Experience implementing customer IT and Cyber... 

    thejosefgroup.com

    Sterling, VA
    1 day ago

  • Cyber Security Engineer

    $75.2k - $158.1k

     ...Job Title: Cyber Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to...  ...will understand software development, system administration, networking, and security and be able to take a holistic systems level approach... 
    Full time
    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    CACI International

    Sterling, VA
    3 days ago

  • Cyber Threat Hunt Lead - Clearance Required

     ...mission systems and business platforms. We leverage leading-edge secure systems and software development, backed by industry-leading...  ...identify, analyze, and mitigate advanced threats across enterprise networks. This role provides technical leadership, operational oversight... 
    Temporary work
    Monday to Friday

    Cydecor

    Ashburn, VA
    1 day ago

  • Cyber Defense Forensics Lead - Clearance Required

     ...mission systems and business platforms. We leverage leading-edge secure systems and software development, backed by industry-leading...  ...analysis and timely incident containment Conduct host-based and network-based forensic analysis to identify malicious activity, root... 
    Temporary work
    Monday to Friday

    Cydecor

    Ashburn, VA
    2 days ago

  • Cyber Threat Intelligence Lead

     ...solutions, tested leadership, and trusted results to enable national security missions worldwide. Job Description **This position is...  ...in the last two (2) years that includes host-based and network based security monitoring using cybersecurity capabilities.... 
    Contract work
    Work at office
    Worldwide
    Monday to Friday
    Weekend work
    Afternoon shift

    SOSi

    Ashburn, VA
    2 days ago

  • Technical Lead-Network Architect

    $131.8k - $290k

     ...Job Title: Technical Lead-Network Architect Job Category: Information Technology Time Type: Full time Minimum Clearance Required...  ...architecture strategy, ensuring scalability, performance, and security of our network systems, and driving innovation in our network... 
    Full time
    Contract work
    Work experience placement
    Local area
    Immediate start
    Flexible hours

    CACI International

    Hamilton, VA
    1 day ago

  • Technical Lead of Security Operations

     ...off Vision insurance OVERVIEW: As the Technical Lead for Security Operations, you are the primary architect of SILTT’s global...  ...Partner with the IT Division to audit the technical hygiene of our networked security systems, ensuring firmware is updated and access logs... 
    Temporary work
    Local area
    Remote work
    Work from home
    Worldwide
    Flexible hours

    Siltt LLC

    Leesburg, VA
    6 hours ago

  • Network Engineer (REMOTE)

     ...Solutions, LLC, a Koniag Government Services company, is seeking a Network Engineer to support KDS and our government customer. This...  ...identifying configurations, analyzing traffic patterns, and reviewing security measures. Based on the assessment, the engineer will design a... 
    Local area
    Remote work
    Flexible hours

    Koniag Government Services

    Chantilly, Loudoun County, VA
    3 days ago

  • Senior Principal Cyber Security Engineer

     ...with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies...  ...system architecture and design documentation, including network diagrams for cyber defense capabilities. Collaborating with... 
    Work at office
    Local area

    ManTech International Corporation

    Chantilly, Loudoun County, VA
    1 day ago

  • Senior Information Systems Security Engineer (ISSE) TS/SCI

     ...Senior ISSE The Senior Information Systems Security Engineer provides support to the customer in the area of Cyber Security. Daily...  ...identification of projects' security requirements Participates in network design reviews and security testing for the customer's networks... 

    TENICA

    Chantilly, Loudoun County, VA
    13 hours ago

  • Information Systems Security Engineer

     ...Information Systems Security Engineer The Information Systems Security Engineer (ISSE) provides support to the customer in the area...  ...identification of projects' security requirement Participate in network design reviews and security testing for the customer's networks... 

    TENICA

    Chantilly, Loudoun County, VA
    13 hours ago

  • Senior Splunk Cyber Security Engineer

    $175k

    ManTech International is seeking a Senior Splunk Cyber Security Engineer to join our innovative Information Technology and Cybersecurity...  ...highly skilled engineer, with extensive experience in Splunk, network security, and cyber threat analytics. At ManTech, we foster a culture... 

    ManTech International

    Chantilly, Loudoun County, VA
    a month ago

  • Cyber Intelligence Lead

     ...with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies...  ..., 24/7/365 security services supporting an expansive network across LANs, WANs, and advanced Cloud-based infrastructures. This... 
    Work experience placement
    Work at office
    Local area

    ManTech

    Chantilly, Loudoun County, VA
    13 hours ago