- Leidos (Norfolk, VA)
- …Server 2019 and 2022. + Regularly perform maintenance on Microsoft Domain Controllers, DNS , DHCP, and GPOs. + Regularly perform maintenance and upgrades on VMware ... Horizon VDI environment. + Plan and coordinate end point connected devices management, upgrades, enhancements. + Coordinate system image builds IAW planned projects and initiatives and prepare deployment to production. + Perform as SME in virtual system… more
- Koniag Government Services (Chantilly, VA)
- …is a plus. + High-level understanding of Active Directory, AD security, TCP/IP, DNS , Load balancers, Firewall, and SMTP. + AWS RDS and cloud fundamentals are ... plus. **Office Location and Travel:** + Remote work; Travel is not anticipated **Our Equal Employment Opportunity Policy** The company is an equal opportunity employer. The company shall not discriminate against any employee or applicant because of race,… more
- ManTech (Chantilly, VA)
- …and Windows Server 2016/2019, to include Active Directory, Domain Controllers, DNS , GPO's, PKI, DHCP, VMware v8, Backup Architectures, Storage Management, and ... Auditing. **Responsibilities include, but not limited to:** + Lead and supervise a team of system administrators (Windows/Linux/VMWare) and IT support staff. + Design, implement, and maintain VMware vSphere environments, including vCenter, ESXi hosts, and… more
- Oracle (Richmond, VA)
- …Grafana or Kibana + **Networking Elements:** subnets, route tables, gateways, DNS , load balancers, firewalls, VPNs + **Cloud Networking:** VPCs, VCNs, WAN ... connectivity, Fastconnect (OCI), ExpressRoute (Azure), Direct Connect (AWS), Cloud Interconnect (GCP) + **Hybrid Security:** OCI Vault (Oracle), Key Vault (Azure), KMS (AWS/GCP), and cross-cloud identity (OCI IAM, Azure AD, AWS IAM, Google Workspaces) +… more
- Palo Alto Networks (Reston, VA)
- …Remote Access VPN solutions and tunneling protocols (IPSEC, GRE, PKI & SSL/TLS, DNS , DHCP) + Knowledge of SD-WAN Architectures is preferred + Experience with ... Multi-factor Authentication Protocols (2FA, RADIUS, LDAP, AD, CAC cards, tokens etc.) + Working knowledge of Security services (IDS/IPS, Firewalls etc.) + Virtualization experience (AWS, Azure, VMWare, OpenStack) + Experience with Windows, Linux, and Mac OS is… more
- ManTech (Norfolk, VA)
- …LVM, and the operation and updating of Red Hat Satellite. + Manage DNS and DHCP services across Windows and Linux environments, including familiarity with Active ... Directory. + Support virtual Linux systems using VMWare ESXi and assist with the maintenance of backup systems. + Ensure strict compliance with security policies while authoring Standard Operating Procedures (SOPs) for IT systems and processes. + Ability to… more
- Cognizant (Richmond, VA)
- …+ Strong knowledge of cloud networking concepts such as VNets, load balancers, and DNS + Familiarity with scripting and automation languages such as Python, Bash, or ... PowerShell + Ability to diagnose and resolve complex cloud infrastructure and application issues + Strong communication and collaboration skills. At Cognizant, we're eager to meet people who believe in our mission and can make an impact in various ways! We… more
- BAE Systems (Falls Church, VA)
- …management (Sectigo, DigiCert, GoDaddy) + GoDaddy domain registration and DNS fundamentals + Experience using **ServiceNow** for incident/change/request workflows + ... Familiarity with **CMMC, NIST, or similar compliance frameworks** + Experience supporting **Windows Hello for Business, smart card logon, or certificate-based authentication** + Experience with Azure Key Vault + Experience modernizing or automating legacy PKI… more
- Leidos (Ashburn, VA)
- …switching, firewalls, proxies, load balancers. + Working knowledge of common (HTTP, DNS , SMB, etc) networking protocols + Familiarity with operation of both Windows ... and Linux based systems. + Proficient with scripting languages such as Python or PowerShell + Familiarity with Splunk Search Processing Language (SPL) and/or Elastic Domain Specific Language (DSL) **Clearance:** + All Department of Homeland Security CBP SOC… more
- CACI International (Hampton, VA)
- …+ Advanced knowledge and understanding of Windows Server, Active Directory, DHCP, DNS and WSUS/SCCP. + Advanced knowledge of Microsoft Windows and Linux software ... applications and other applications as required. + Experience as an ISSO managing systems approved to process classified information including working knowledge of the National Industrial Security Program Operating Manual (NISPOM), Intelligence Community… more