• Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …Splunk Administration knowledge and skills + Securing and monitoring enterprise level Cisco network, VOIP, and VTC devices + Administering, securing and monitoring ... and Linux network infrastructures Desired Experience and Qualifications: + Certified Information Systems Security Professional (CISSP) Certification(s). + … more
    Assertive Professionals (07/10/25)
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  • Sr Principal Network Engineer

    Northrop Grumman (Fairfax, VA)
    …enhance capabilities of the network. Candidates are required to be Security+ certified and have an adjudicated full-scope polygraph at time of employment. Candidates ... full-scope polygraph at time of application.** + Candidates are required to be Security+ certified . + Candidates are required to travel a minimum of 20%. + The… more
    Northrop Grumman (06/19/25)
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  • Executive AV Support Specialist

    Leidos (Reston, VA)
    …executives or corporate conference centers + Experience with Crestron Flex, Polycom, Cisco , QSC, or Biamp systems + AVIXA CTS, Crestron, or Microsoft Teams ... stay composed under pressure + Experience in hotel, hospitality, or IACC- certified conference centers **Additional Information** + Occasional travel may be required… more
    Leidos (08/09/25)
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  • Network Security Technical Engineer

    Highmark Health (Richmond, VA)
    …In-depth knowledge of firewalls - VPN Tunnels/Remote Access (Palo Alto, Cisco ASA/Firepower), load balancers (F5 LTM/GTM, Citrix Netscalers SDX/VPX, Cloudflare), ... (eg, PCNSE, CompTIA Security+, CISSP) + Cloud certifications (eg, AWS Certified Networking Specialist, Azure Network Engineer Associate) are increasingly valuable.… more
    Highmark Health (08/09/25)
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  • Sr. Active Directory Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …Key Infrastructure (PKI) systems and certificates. REQUIRED QUALIFICATIONS: 1. Microsoft Certified Solutions Expert (MCSE) 1. 5+years of experience with BS degree ... directory synchronization tools such as Azure Active Directory Connect, Cisco Directory Synchronization, or others. PREFERRED QUALIFICATIONS: 1. Experience migrating… more
    Arena Technical Resources, LLC (08/08/25)
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  • Systems Administrator - Staff

    Amentum (Warrenton, VA)
    Certified : Windows Server Hybrid Administrator Associate + CompTIA Network+ or Cisco CCNA for foundational networking knowledge \#javelin #externalreferral ... Amentum is seeking a **System Administrator** to join our team of passionate individuals in **Warrenton, VA** . In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission.… more
    Amentum (08/08/25)
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  • Senior Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …or GIAC Security Essentials Certification (GSEC); or Systems Security Certified Practioner (SSCP) Desired Qualifications: + Experience engineering or administering ... a variety of IT devices, applications, and technologies (ex: Cisco , Nutanix, VMware, Splunk, Trellix, Ivanti, ACAS, Rapid7, etc.) + Understanding of ServiceNow… more
    V2X (08/07/25)
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  • Active Directory Engineer

    System One (Springfield, VA)
    …Public Key Infrastructure (PKI) systems and certificates. REQUIRED QUALIFICATIONS: + Microsoft Certified Solutions Expert (MCSE) + 5+years of experience with a BS ... directory synchronization tools such as Azure Active Directory Connect, Cisco Directory Synchronization, or others. PREFERRED QUALIFICATIONS: + Experience migrating… more
    System One (08/03/25)
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  • System Engineer / IT Manager

    Serco (Herndon, VA)
    …two (2) years related to the job description listed above. + Active Certified Information Systems Security Professional (CISSP) Certification or in the process of ... methods and Earned Value Management + LINUX operating system experience and CISCO Networking experience + Cloud applications: AWS and Azure. + Corporate… more
    Serco (07/29/25)
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  • Senior Systems Engineer - Cybersecurity

    M. C. Dean (Vienna, VA)
    …DNS, DHCP, SNMP, Syslog, etc. + Knowledge of specific network equipment (eg Cisco , Palo Alto, Juniper) and working experience with routing, switching, and firewall ... Technology, or a Related Engineering Discipline + Certification: + Microsoft Certified Professional / Systems Sngineer certification is strongly desired + Security+… more
    M. C. Dean (07/15/25)
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