Network Security Engineer Jobs

GuidePoint Security seeks a mid-level Network Security Engineer (U.S.-based, EST preferred) to consult, implement, and manage SASE and firewall solutions across enterprise customers.

Palo Alto Networks is hiring a Principal/Staff Software Engineer in Test to develop and operate test automation and performance validation for the Prisma Access cloud security platform.

Experienced network engineer needed to design, configure, and test ADNS/CANES tactical networking solutions for ship-to-shore communications in support of DoD programs.

Lead SFMTA’s Network Operations team to design, operate, and secure a scalable enterprise network that supports critical transit infrastructure across San Francisco.

Serco seeks a Junior Systems Engineer to provide hands-on systems, network, and simulation support for CAF DTC/DMON operations at Langley AFB in a classified DoD environment.

Lead development of Anduril Connect's SDWAN and radio integration to deliver advanced traffic shaping, link characterization, and plug-and-play connectivity for defense platforms.

Serco is hiring a cleared Systems Engineer to support CAF DTC interoperability, network troubleshooting, and secure system operations for DMON events at Langley AFB.

Anduril seeks a Security Engineer, Network to architect and implement network defensive controls across cloud, production, and corporate environments protecting critical defense infrastructure.

Senior Cloud Infrastructure Engineer role focused on secure AWS networking, automation, and enterprise security solutions for mission-critical, large-scale systems.

Experienced cloud networking engineer needed to lead secure, automated AWS networking and enterprise security implementations for mission-critical, large-scale environments.

Experienced Network Engineer needed to design, implement, and secure LAN/WAN/WLAN and hybrid cloud networks for enterprise clients while collaborating with sales and security teams.

EXPANSIA is seeking a Junior Network Engineer to manage and sustain LAN/VPN services for AF DCGS at Beale AFB, ensuring reliable, secure communications for ISR missions.

Lead and manage Infleqtion’s hybrid enterprise infrastructure — overseeing servers, networking, cloud platforms, backups, and security controls from our Louisville, CO office.

Experienced network engineering leader needed to design and implement a comprehensive wired and wireless network infrastructure for government customers while coordinating with stakeholders and vendors.

Senior systems software engineer needed to drive performance, reliability, and feature development for Corelight's Open NDR appliance platform and high-performance NIC ingest pipeline.

Peraton is hiring a seasoned Network Engineer to lead design, security, and operations for DoD networks with COMSEC responsibilities and an active TS clearance.

Lead local network implementation and operations for FUJIFILM’s new Holly Springs biomanufacturing site, working with Global IT to deliver a scalable, secure Cisco-based infrastructure.

Experienced pre-sales engineer needed to architect, demonstrate, and validate Palo Alto Networks security solutions for complex, enterprise customers in the Pittsburgh region.

HealthEquity seeks a Network Security Engineer to architect and operate Palo Alto, Azure, and Cisco-based defenses, drive automation, and strengthen cyber resiliency for our critical healthcare platforms.

Qualis LLC is hiring a Network Engineer to design, test, and analyze complex government networks in support of Sentinel developmental testing at Hill AFB.

Astor & Sanders is hiring an experienced Wireless Network Engineer to architect, configure, and secure enterprise Cisco wired and wireless networks for a government-focused, onsite role in Portsmouth, VA.

Astor & Sanders seeks a Senior Network Engineer to design, operate, and secure data center and enterprise networks onsite in Portsmouth, VA, requiring strong Cisco experience and an active Secret clearance.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

SpaceX is hiring a Senior Security Software Engineer to design and implement cryptographic and system-level security for Starlink’s global satellite network and infrastructure.

Mission Driven

Social Impact Driven

Passion for Exploration

Reward & Recognition

SpaceX seeks a seasoned Sr. Security Software Engineer to lead security architecture and implementation for Starlink’s satellites, terminals, and supporting infrastructure.

Sigma Defense is hiring an experienced ADNS Network Engineer to design, configure, test, and support ship-to-shore tactical IP networks for U.S. naval systems.

Palo Alto Networks is hiring a Solutions Consultant 2 in Orlando to provide pre-sales technical leadership, design cross-platform security solutions, and drive customer adoption of PANW technologies.

Palo Alto Networks is hiring a Principal Escalation Engineer in Charlotte to lead critical technical escalations, liaise with executive customers, and resolve complex network and security incidents.

Palo Alto Networks is hiring a Channel Systems Engineer 2 to lead partner technical enablement and pre-sales engagement for US-focused India-based GSIs, driving solution architecture, training, and partner success.

Serco is sourcing cleared and eligible U.S. candidates across DevSecOps, cybersecurity, systems engineering, software, test, and analysis disciplines to support a pending SATCOM ground system modernization program in Orlando and other locations.

CGS seeks a seasoned Network Engineer to assess, enhance, and maintain large-scale wired and wireless network environments supporting NPS operations.

Lead and grow a district Solutions Consulting team to deliver technical strategy, solution design, and customer value realization for Palo Alto Networks' cybersecurity platform.

NETGEAR is hiring a Senior Systems Engineer to lead pre-sales architecture, RF planning, and secure cloud-managed enterprise networking deployments for East Coast customers.

Experienced network administrator needed to manage and secure Layer 2/3 enterprise networks and DoD-regulated environments at White Sands Missile Range.

Arthur Grand is hiring an onsite Network / Email Security Engineer to secure and maintain email systems and network infrastructure for a long-term contract engagement in Frisco, TX (or Auburn Hills, MI).

Experienced network security professional needed to administer and secure campus networking infrastructure and monitor systems for intrusion across wired, wireless, and access-control environments.

Tyto Athene is hiring a Network Engineer at Fort Meade to design, deploy, and secure enterprise network infrastructure in support of a DoD migration to a single service provider.

Extreme Networks seeks a Sr. SLED Systems Engineer based in Tennessee to provide pre-sales technical leadership, design secure networking solutions, and lead customer proofs-of-concept across the public sector.

Cloudflare is hiring a Senior Solutions Engineer to drive technical pre-sales for enterprise customers, delivering demos, POCs, and solution designs that map business problems to Cloudflare’s CDN and security portfolio.

NYPD is hiring a Level II Certified IT Administrator (LAN/WAN) to configure and maintain Palo Alto firewall deployments and strengthen enterprise WAN security at 1 Police Plaza.

Experienced systems engineering leader needed to apply MBSE methods and oversee acquisition program engineering for DoD-focused projects at MAXISIQ.

AIR Communities is hiring a Senior IT Security & Network Engineer to architect and secure network and infrastructure across its corporate office and multifamily properties.

CGS is hiring a Network Engineer to design, implement, and maintain a secure, scalable wired and wireless network infrastructure for government clients.

Senior network engineering role supporting development and deployment of resilient, decentralized classified networks for national security customers with on-site responsibilities in Arlington, VA.

Lead the architecture and hands-on development of cloud-native network management and security automation solutions at Palo Alto Networks' Santa Clara campus.

Peraton is hiring a Strategic Technical Campaign Lead to architect and operationalize enterprise autonomous cyber capabilities that advance national security missions.

Palo Alto Networks is hiring a Solutions Consultant to provide technical leadership, design cross‑platform security solutions, and drive customer adoption and value realization across enterprise accounts.

Experienced pre-sales technical leader needed to architect and demonstrate Palo Alto Networks security solutions for SLED customers, driving adoption and value realization.

Senior Customer Solutions Engineer supporting Enterprise customers from Cloudflare’s Austin team, providing deep technical guidance on networking, security, and performance to maximize customer value.

Interclypse seeks an on-site Information Systems Security Engineer in Maryland to secure and architect mission-critical, multi-enclave systems for government and DoD customers.

Experienced network and security engineer needed to design and deliver complex Comcast Business solutions for government and education customers across the Houston market.