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  •  ...Directory DC design, Schema, OU design, AD replication topology, and DC backup/restore procedures Excellent working knowledge of DNS, GPO's, Message tracking and performance Ability to effectively communicate both orally and in writing with management and other technical... 
    Suggested
    Full time
    Weekend work

    Mapjects.com

    Washington DC
    14 hours ago
  • $110k - $140k

     ...migrations. • Monitor system performance, diagnose issues, and implement solutions to ensure high availability.• Manage Active Directory, DNS, DHCP, and related infrastructure services.• Provide advanced troubleshooting and support for Linux server environments (RHEL, Ubuntu... 
    Suggested

    Dunhill Professional Search

    Washington DC
    1 day ago
  •  ...individually. Maintain hardware inventory, lifecycle planning, and warranty tracking. Networking & Systems Troubleshoot Wi Fi, Ethernet, VPN, DNS, DHCP, VoIP, and printing issues. Collaborate with Systems and Network teams including, OCTO, during incidents and scheduled... 
    Suggested

    InstantServe

    Washington DC
    1 day ago
  • $130k - $150k

     ...networking components including VPCs, subnets, route tables, security groups, NACLs, internet gateways, NAT gateways, load balancers, VPN, DNS, and traffic flow configurations.Troubleshoot cloud infrastructure issues related to networking, compute, storage, access,... 
    Suggested
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours
    2 days per week

    American Chemical Society

    Washington DC
    2 days ago
  •  ...Linux server environments ~ Experience managing large ( ~1k seat) Windows and Mac workstation deployments ~ Experience managing DNS; Microsoft or Bind ~ Experience with acquiring and analyzing packet captures ~ Highly developed sense of integrity and commitment... 
    Suggested
    Remote job
    Full time

    Iboss

    Washington DC
    14 hours ago
  • $107.9k - $195.05k

     ...a Final Top Secret.• Experienced with the following Windows Server administration tools: WSUS, Group Policy, Active Directory, RDP, DNS, DHCP.• Mid-to-High Level RHEL troubleshooting.• Low-to-Mid Level Windows 11 and Windows Server 2022/2025 troubleshooting.• GOTS/COTS... 
    Suggested
    Full time
    Interim role
    Monday to Friday
    Flexible hours

    Leidos

    Washington DC
    2 days ago
  • $132k - $198k

     ...React, Angular, or Vue). ~ Cloud development (e.g., AWS, Azure, or GCP). ~ Data modeling and wrangling. ~ Networking basics (e.g., DNS, TCP/IP vs. UDP, socket communications, LDAP, Active Directory) ~ Database technologies (e.g., SQL, NoSQL, Graph DB, Vector DB). ~... 
    Suggested
    Full time
    Work experience placement
    Immediate start
    Relocation package

    Anduril Industries

    Washington DC
    14 hours ago
  •  ...enforce authentication at the network edge.Configure, manage, and troubleshoot routing, switching, and network services including VLANs, DNS, DHCP, and VPNs.Configure and maintain centralized logging and audit capabilities, forwarding logs to enterprise SIEM platforms in... 
    Suggested
    Permanent employment
    Full time
    Contract work
    Work at office
    Flexible hours

    Ho Chunk

    Washington DC
    4 days ago
  • $145k - $155k

     ...AD best practices and troubleshoot AD-related issues. Perform regular AD health checks and ensure system integrity. Administer DHCP, DNS, and file/directory permissions. Utilize PowerShell for automation, reporting, and system management. Manage folder and file share permissions... 
    Suggested
    Permanent employment
    Full time
    For contractors
    Work at office
    Local area
    Remote work

    Computer World Services (CWS)Corporation

    Washington DC
    4 days ago
  • $108.01k - $183.61k

     ...error handling, and logging. Deploy and manage Azure Virtual Desktop for remote access scenarios and specific user personas. Manage DNS-as-code for all agency platforms and services, including certificates and related configurations. Integrate platform logs, alerts, and... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Work at office
    Remote work

    ICF

    Washington DC
    1 day ago
  • $121.6k - $152k

     ...functional teams to support mission-critical applications.Duties and Responsibilities:Solid understanding of networking protocols (TCP/IP, DNS, VPN, etc.).Experience with virtualization technologies (VMware, Hyper-V, etc.).Expertise in shell scripting (Bash, Python, etc.)... 
    Suggested

    DMI Mobile Enterprise Solutions

    Washington DC
    2 days ago
  • $130k - $216k

     ...services, and virtualized platforms across distributed environments.Configure, administer, and troubleshoot Active Directory, Group Policy, DNS, DHCP, and core infrastructure services.Perform system upgrades, infrastructure modernization, patch management, vulnerability... 
    Suggested
    Full time
    Flexible hours

    Guidehouse

    Washington DC
    2 days ago
  • $108.01k - $183.61k

     ...collaboration platform configuration Experience managing Exchange Online mail flow, including transport rules, anti-phishing configuration, and DNS record management Relevant certifications such as Microsoft 365 Certified: Administrator Expert, Microsoft 365 Certified: Teams... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Work at office
    Remote work

    ICF

    Washington DC
    1 day ago
  • $107.9k - $195.05k

     ...Cloud+, EC-Council CEH, CND, CHFI, GIAC GICSP, and ISC2 SSCP)Technical Proficiency: Expert knowledge of networking protocols (TCP/IP, DNS, and common security elements like IDS/IPS and next-gen firewalls.Data Analysis: Direct experience analyzing complex packet captures... 
    Suggested
    Full time
    Summer work
    Casual work
    Remote work
    Shift work
    Night shift
    Rotating shift

    Leidos

    Washington DC
    4 days ago
  • $112k - $179k

     ...and CI/CD tools such as GitLab CI, Jenkins, GitHub Actions, and/or Azure DevOps.Strong understanding of networking concepts including DNS, VPNs, load balancing, routing, firewalls, and virtual networking.Experience with Linux and Windows Server administration.Knowledge... 
    Suggested
    Contract work
    Shift work

    Peraton Corporation

    Washington DC
    2 days ago
  • $130k - $216k

     ...Experience supporting hybrid, secured, restricted, or enclave environments.Strong knowledge of Linux, Windows, enterprise networking, DNS, firewalls, proxies, identity federation, load balancing, monitoring, encryption, backup, and recovery.Excellent written and verbal... 
    Full time
    Flexible hours

    Guidehouse

    Washington DC
    3 days ago
  • $77.6k - $176k

     ...Enterprise Linux or CentOS Experience managing virtual machines and VMware ESXi Knowledge of Linux firewalls, networking configuration, and DNS Active TS/SCI clearance; willingness to take a polygraph exam Bachelor's degree in an IT field and 5+ years of experience with... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Washington DC
    14 hours ago
  •  ...-based access, and integration with enterprise identity services.Manage and support routing, switching, and network services (VLANs, DNS, DHCP, VPNs) with secure, standards-aligned configurations.Secure and manage public-facing and perimeter infrastructure including firewalls... 
    Permanent employment
    Full time
    Contract work
    Work at office
    Remote work
    Flexible hours

    Ho Chunk

    Washington DC
    4 days ago
  •  ...enterprise network infrastructure across core, distribution, access, and edge environments, including routing, switching, VLANs, VPNs, DNS/DHCP, firewall management, and performance optimization.Experience applying NIST SP 800-53 and NIST SP 800-207 concepts to network... 
    Full time
    Contract work
    For contractors
    Work at office
    Local area

    Computer Technologies Consultants (CTC)

    Washington DC
    2 days ago
  • $99k - $225k

     ...implementing, configuring, and maintaining all aspects of Cisco VoIP network infrastructure, including racking and cabling, DHCP, VPN, DNS, IP reservation, and Network Security 8+ years of experience maintaining and managing Cisco Unified Communications Manager (UCM),... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Washington DC
    14 hours ago
  • $128k - $151k

     ...troubleshoot issues, and enhance performance.Networking & Load Balancing: Configure and optimize Azure Virtual Networks (VNets), Azure DNS, Azure Load Balancer, Application Gateway, and ExpressRoute for secure and scalable connectivity.Hybrid Cloud & Migration: Support... 
    Full time
    Local area

    MetroStar Systems

    Washington DC
    2 days ago
  •  ...initiatives and operational excellence.Technical SkillsHands-on experience with one or more of the following: •HSS •HLR (including SDM) •STP •DNS/ENUM •Number Portability (NP) •DRA •Signaling Firewall •Centralized Routing EngineKnowledge of at least two of the following... 

    MBR Partners

    Washington DC
    4 days ago
  • $148.5k - $223.9k

     ...connected hardware environments.You have foundational knowledge of networking concepts relevant to connected hardware — including TCP/IP, DNS, DHCP, VLANs, and Power over Ethernet — and a demonstrated track record of turning ambiguous operational problems into scalable,... 
    Full time

    Salesforce

    Washington DC
    2 days ago
  •  ...micro-segmentation, least-privilege access, and identity-aware network access mechanisms.Experience with routing, switching, VLANs, DNS, DHCP, VPNs, 802.1X, firewalls, remote access solutions, edge devices, and network security services.Experience integrating network environments... 
    Full time
    Contract work
    For contractors
    Work at office
    Local area
    Remote work

    Computer Technologies Consultants (CTC)

    Washington DC
    2 days ago
  • $131.3k - $237.35k

     ...Entra ID, hybrid identity, and cloud migration projects.Deep knowledge of Windows Server operating systems (2016/2019/2022), AD DS, DNS, DHCP, PKI, and certificate services.Proven experience with Azure services: Azure Virtual Machines, Azure AD Domain Services, Azure Arc... 
    Full time

    Leidos

    Washington DC
    1 day ago
  • $105.52k - $115k

     ...detection/prevention systems.Solid technical expertise in operating systems (Unix/Linux, Windows, macOS), internet applications (email, web, DNS/DHCP, TCP/IP), desktop software, antivirus tools), encryption technologies (SSL, TLS, IPsec), and networking hardware and software.In... 
    Full time
    Work at office
    Local area
    Remote work
    Monday to Friday
    Night shift
    Afternoon shift

    American University

    Washington DC
    3 days ago
  •  ...manage host-based firewalls (firewalld, iptables/nftables) on Linux systemsTroubleshoot TCP/IP networking issues including routing, DNS, DHCP, VLAN segmentationInterface with network engineers on firewall rule changes and ACLsQualifications:Education: Bachelor's degree... 
    Temporary work

    Kroll

    Washington DC
    2 days ago
  •  ...timely and accurate documentation of guests/resident's charts. Complete Incident Reports and report to Director of Nursing Services (DNS). Review, update, and notate in the electronic health record to learn and document pertinent resident and community information.... 
    Daily paid
    Local area
    Immediate start

    Sunrise Senior Living

    Washington DC
    4 days ago
  • $77.8k - $121.5k

     ...Microsoft and open-source environment. In-depth knowledge of Windows domain infrastructure, especially Active Directory, Group Policy, and DNS, including installation, configuration, performance tuning, and troubleshooting. Experience with cloud platforms, especially... 
    Permanent employment
    Temporary work
    Work at office

    (EDO) Entertainment Data Oracle, Inc.

    Washington DC
    4 days ago
  • $110k - $130k

     ...Configure, optimize, and maintain critical enterprise services including Active Directory (AD), Group Policy, Identity Management/LDAP, DNS, DHCP, repository servers, and patch deployment systems Administer virtualized environments using Hyer-V and VMware. Develop and... 
    Full time
    Temporary work
    Work at office
    Monday to Friday
    Flexible hours
    Shift work

    Metrea

    Washington DC
    3 days ago