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Network Security Engineer
Chantilly, Virginia, United States
$176k-$282k/yr OnsiteFull Time
3+ YOEActive TS/SCI with polygraph; 8 yrs (BS), 6 yrs (MS), or 3 yrs (PhD) experience; proficiency with Linux (Debian, Kali, CentOS, Ubuntu), networking, packet analysis (Wireshark, TCPdump), scripting (bash, Perl, Python), vSphere, and network security tools.
Linux, Debian, Kali, CentOS, Ubuntu, Wireshark, TCPdump, Metasploit, netcat, nmap, bash, Perl, Python, vSphere, SQL
2w
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Network Engineer
Sterling, Virginia, United States
$135k-$155k/yr HybridFull Time
4+ YOE4+ years network engineering experience designing and operating secure multi-cloud networks (AWS/GCP), BGP/OSPF, DNS, cloud interconnects, federal compliance (FedRAMP/CMMC/NIST 800-53), and infrastructure-as-code automation.
AWS, GCP, BGP, OSPF, Direct Connect, Transit Gateway, VPC peering, PrivateLink, Cloud Interconnect, Equinix, Route53, Cloud DNS, DNSSEC, Terraform, CloudFormation
3w
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Senior Network Engineer
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
10+ YOEMinimum 10 years relevant experience; Bachelor's or Master's in a STEM field; meet DoDD 8140 (Security+ CE); experience with geographically dispersed classified/unclassified networks, SDN (Cisco preferred), Citrix, AWS/Azure; strong documentation and engineering skills; ability to obtain Top Secret/SCI with polygraph.
Citrix, AWS, Microsoft Azure, Cisco
1mo
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Senior Cloud Network Engineer
Manassas, Virginia, United States
$101k-$188k/yr OnsiteFull Time
5+ YOE5+ years in cloud networking/platform engineering with hands-on AWS networking (VPC, subnets, routing, NAT, gateways, load balancing), Infrastructure-as-Code (Terraform, CloudFormation), Linux, Git, network security, and participation in on-call rotations. Must be eligible to work in the US without sponsorship.
AWS Landing Zone, VPC, AWS Transit Gateway, AWS Direct Connect, AWS Network Firewall, AWS WAF, AWS Shield, Terraform, CloudFormation, CI/CD, Linux, Git
1w
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Network Engineer
Arcola, Virginia, United States
OnsiteFull Time
3+ YOEActive U.S. government secret clearance,3+ years network engineering experience, hands-on Cisco infrastructure, routing (EIGRP,BGP), IPSec VPN, DISA STIGs familiarity, CompTIA Security+ (DoD 8570/8140 IAT II).
Cisco, EIGRP, BGP, IPSec, DISA STIGs, AWS, Azure
1mo
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Senior Network Engineer
Fairfax or Ashburn
$140k-$180k/yr HybridFull Time
8+ YOEBachelor's in CS or related, US citizenship with ability to obtain Public Trust, 8+ years network engineering, 4+ years DHS/CBP and enterprise experience with F5/Juniper/Cisco, ITIL and DHS standards knowledge, CCNP/JNCIS/F5/Security+.
F5 Networks, Juniper JUNOS, Cisco IOS, Splunk, Solarwinds, Wireshark, Websense, MRTG, NMAP, Redhat Ansible, VMWare vSphere, Nexus 7000, ASA, TACACS+, Radius, NX-OS, MPLS, BGP, GRE, IPSec, OSPF
3w
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Sr. Network Engineer (TS/SCI w/ CI Poly required)
Sterling, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI with CI Poly, Security+ CE or higher, 10+ years network engineering experience, bachelor’s/master’s in STEM, Cisco SD-WAN and multi-vendor routing/switching/firewall experience.
Cisco, Cisco SD-WAN, Software Defined Networking (SDN), AWS, Microsoft Azure, Citrix, Windows, Linux
2w
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Network Engineer QA/QC
Chantilly, Virginia, United States
$130k-$150k/yr OnsiteFull Time
10+ YOESecret clearance, DoD 8140 Level II (Security+ CE, CCNA-Security, CySA+, CND), 10+ years experience, knowledge of RMF and STIGs, network performance monitoring, RCCA, NDT methods, and documentation.
Risk Management Framework (RMF), STIGs, ISO 9001, IATF 16949
2mo
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Network Engineer Sr
Ashburn, Virginia, United States
OnsiteFull Time
5+ YOE5-7 years networking experience; DoD 8570.01-M Baseline for IAT Level III (CISSP, CASP+); CCNA/CCNP; Cisco IOS, routing/switching; DoD security tooling (HBSS, ACAS, eMASS); active DoD Secret Clearance or ability to obtain; US citizenship.
Cisco IOS, HBSS, ACAS, eMASS, DoD vulnerability management
2w
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Network Engineer – Firewall & Load Balancing
Ashburn or Springfield or Orlando
$104k-$166k/yr OnsiteFull Time
5+ YOEU.S. citizen able to obtain CBP Public Trust,5+ years enterprise network/security experience with F5, Palo Alto, Cisco FTD; knowledge of TCP/IP, VPNs, VLANs, network monitoring and security controls.
F5 BIG-IP, Local Traffic Manager (LTM), Global Traffic Manager (GTM), Palo Alto Networks Next Generation Firewalls, Palo Alto Panorama, Cisco Firepower Threat Defense (FTD), Firepower Management Center (FMC), SolarWinds, PRTG, Splunk, Wireshark, Palo Alto Prisma SD-WAN, Cisco Viptela, AWS, Azure, Python, Ansible, Terraform, ServiceNow, Remedy, Cisco ASA, DISA STIGs, NIST 800-53
2w
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Engineer Network Systems, Principal
Waynesboro or Edinburg or Winchester or Harrisonburg or Roanoke or Reston or Richmond
$89k-$119k/yr OnsiteFull Time
7+ YOE7+ years network management experience; expertise with Cisco technologies, BGP/OSPF/EIGRP, VLAN/STP, Cisco IOS; strong network design, security, and wireless skills; HS required, bachelor preferred.
Cisco, TCP/IP, BGP, OSPF, EIGRP, VLANs, STP, Cisco IOS, IPS
3w
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Engineer III, Security Engineer
Basking Ridge or Alpharetta or Ashburn or Irving or Cary or Temple Terrace
$81k-$155k/yr HybridFull Time
3+ YOEBachelor's or 3+ years relevant experience; networks, 4G/5G or virtualization (OpenStack,Kubernetes); scripting (Bash,Python); strong analytical and communication skills.
OpenStack, Kubernetes, Bash, Python, Splunk
3w
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Engineer III, Security Engineer
Cary or Hilliard or Alpharetta or Irving or Ashburn or Branchburg
$81k-$155k/yr HybridFull Time
3+ YOEBachelor's degree or 3+ years network security experience; deep TCP/IP and routing knowledge; hands-on network device and NetFlow analysis; scripting/automation; Splunk and SIEM familiarity; strong communication and incident ownership.
Splunk, Claude Code, Python, Microsoft PowerShell, Perl, Elasticsearch, CrowdStrike, NETSCOUT OCI, Unix, Linux
2mo
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Information Security Engineer
Arlington or Sterling
OnsiteFull Time
5+ YOEU.S. Citizenship; TS/SCI clearance; 5+ years info security; AWS security; SIEM; FedRAMP/NIST; cloud security; strong network and vulnerability know-how.
AWS EC2, AWS S3, AWS VPC, CloudTrail, CloudWatch, AWS Security Hub, Nmap, Nessus, Splunk, Linux/Unix, STIG, ATO, SOC, Vulnerability management, IAM, DevSecOps
2mo
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Network Infrastructure Engineer I, Amazon Dedicated Cloud (NIDD)
Culpeper, Virginia, United States
OnsiteFull Time
3+ YOE3+ years data center engineering/operations experience, TS/SCI security clearance with polygraph (active), knowledge of network design and cabling, Microsoft Office and Remedy experience, strong communication and troubleshooting skills.
Remedy, Microsoft Outlook, Microsoft Word, Microsoft Excel
4d
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Principal Security Engineer (Palo Alto Strata Cloud)
Vienna or Pensacola or Winchester
$132k-$206k/yr HybridFull Time
10+ YOE10+ years cybersecurity engineering experience; 5+ years with Palo Alto Strata Cloud Manager/Panorama; 3+ years tuning network sensors; Bachelor's in CS/IT or equivalent; experience with cloud, proxies, IDS/IPS, and network security.
Palo Alto Strata Cloud Manager, Panorama, Prisma Access, Splunk, PowerShell, Python, Azure, IDS, IPS, CASB, SASE, SD-WAN, PKI, SSL, SSH, HTTPS
2mo
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Cyber Security Systems Engineer - Expert
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
11+ YOEMust be able to obtain Top Secret/SCI with polygraph, 11+ years' experience in cyber/ISSE work, familiarity with RMF/ICD 503 A&A processes, documentation of SSP/POA&M and other A&A artifacts, and ability to work across complex network/cloud environments.
Greenlight, RoadRunner, Rapid 7, WebInspect, App Detective, Splunk, AWS, Microsoft Azure, VDI, VMWare, Microsoft Office365, Microsoft Excel
3w
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Project Engineer III
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years engineering low-voltage systems experience; advanced CAD proficiency; deep knowledge of security, access control, fire alarm, AV, and networked systems; strong leadership and communication skills.
CAD
6d
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Post Quantum Cryptography Engineer
Ashburn, Virginia, United States
$78k-$176k/yr OnsiteFull Time
Experience in post-quantum cryptography, software development or network engineering, programming in Python/Rust/C++, knowledge of PKI and secure protocols, ability to produce technical documentation and obtain security eligibility.
Python, Rust, C++, Linux, Windows
5d
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Senior Platform Engineer-TS Required
Sterling or Reston
HybridFull Time
5+ YOEDesign, build, secure, automate, and operate virtualization, networking, endpoint hardening, IaC, and observability for a high-assurance environment; active TS/SCI required.
Proxmox VE, KVM/QEMU, VMware ESXi, Terraform, Ansible, Packer, Python, Bash, AWS, GCP, Azure, Git, SIEM
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