Senior Network Security Engineer

Ignite IT - Innovation & Technology

Senior Network Security Engineer designing and implementing network security services for the U.S. Census Bureau.

Posted 6/5/2026full-timeRemote • Maryland • 🇺🇸 United StatesSeniorWebsite

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Hard Skills

network security engineeringfirewall engineeringVPN servicesenterprise firewall solutionsCisco firewall technologiesPalo Alto Networks technologiesnetwork access controlcloud security controlsTCP/IPvulnerability remediation

Soft Skills

communication skillscollaboration skillstechnical documentationincident response coordinationpolicy complianceproblem-solvingrisk assessmentstakeholder engagementorganizational skillstechnical explanation

Tools & Technologies

Cisco FTD/FMCPalo Alto NGFWAWSAzureCloudflareRSA SecurIDSIEMSOC/NOCNetFlowDDoS

Certifications & Qualifications

Public Trustsecurity/privacy training

Industry Keywords

hybrid-cloudedge securityMFANATIDS/IPSchange managementconfiguration managementrelease managementincident managementaudit evidence

Tech Stack

Tools & technologies

AWSAzureCloudCyber SecurityDNSFirewallsTCP/IP

About the role

Key responsibilities & impact

Supports the U.S. Census Bureau by designing, implementing, operating, troubleshooting, and improving enterprise network security services across on-premises, hybrid-cloud, and cloud-connected environments.
Focuses on firewall engineering, VPN and remote access services, RSA SecurID or equivalent MFA/token services, content filtering, network access control, edge security services, monitoring and logging integration, vulnerability remediation, security documentation, and policy compliance for TCO-managed systems.
Serves as a senior technical resource for secure network architecture, operations support, incident response coordination, and compliance support.
Designs, configures, administers, maintains, and troubleshoots enterprise firewall solutions, including Cisco and Palo Alto platforms.
Administers VPN services including remote access VPN, site-to-site VPN, client/clientless access, partner connectivity, mobile device access, and cloud connectivity.
Supports network access control services, including NAC policy administration, endpoint posture or 802.1X controls, identity-aware access policies, and integrations with firewalls, wireless, LAN, and identity management systems.
Implements and manages network security controls across AWS, Azure, and hybrid environments.
Reviews logs, alerts, vulnerability notices, and vendor advisories; recommends and implements improvements to reduce risk.

Requirements

What you’ll need

7+ years of experience in network security engineering, network infrastructure, cybersecurity infrastructure, or a closely related role.
5+ years of hands-on experience designing, implementing, administering, and troubleshooting enterprise firewall platforms in production environments.
Hands-on experience with Cisco firewall technologies such as Cisco FTD/FMC, ASA, AnyConnect/Secure Client, or equivalent Cisco security platforms.
Hands-on experience with Palo Alto Networks technologies such as NGFW, Panorama, GlobalProtect, App-ID/User-ID, security profiles, and policy optimization.
Experience with firewall policy design, NAT, segmentation, remote access VPN, site-to-site VPN, IDS/IPS integrations, high availability, logging, and operational troubleshooting.
Working knowledge of Cloudflare or equivalent DNS, DDoS, WAF, CDN, Zero Trust, or edge security platforms.
Experience with VPN services, secure remote access, RSA SecurID or equivalent MFA/two-factor authentication services, hardware and software token support, directory integration, partner tunnels, cloud tunnels, and cloud connectivity troubleshooting.
Experience supporting MFA server operations, including software updates, patching, certificate/configuration changes, backups, log review, monitoring, vulnerability remediation, and vendor/support escalation.
Working knowledge of TCP/IP, DNS, DHCP, IPAM, BGP, routing, subnetting, TLS/certificates, VPN protocols, packet capture, NetFlow/traffic analysis, and common network diagnostic tools.
Experience supporting network security in AWS and/or Azure environments.
Experience integrating network security controls with enterprise monitoring, logging, SIEM, SOC/NOC, or incident response workflows.
Experience working within formal change management, configuration management, release management, incident management, and vulnerability remediation processes.
Ability to develop clear technical documentation, diagrams, SOPs, runbooks, implementation plans, rollback plans, status updates, and audit evidence.
Strong communication and collaboration skills, including the ability to explain technical risk, operational impact, and recommended actions to technical and non-technical stakeholders.
Ability to obtain and maintain a Public Trust / Background Investigation and complete required DOC/Census security processing, security/privacy training, and non-disclosure requirements.

Benefits

Comp & perks

401(k)
401(k) matching
Dental insurance
Flexible schedule
Flexible spending account
Health insurance
Health savings account
Life insurance
Paid time off
Professional development assistance
Referral program
Retirement plan
Tuition reimbursement
Vision insurance