April 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
This role focuses on building and operating scalable, high-quality data infrastructure that powers agentic AI systems, including LLM-based agents, multi-agent workflows, and tool-using AI systems. • Architect and build scalable, secure, and observable data infrastructure to power LLM-based agents, multi-agent systems, and tool-using AI workflows.
p>• Collaborate with Technical Program Managers, Product Managers, and Go-To-Market teams in order to implement, verify, and iterate on the issues & requests coming from our customers. The team’s goal is to automate security analysts workflows by providing them with reliable, intuitive, and delightful agentic products that give them back time in their day.
p>• Design and implement core components of the SMTP relay harness, including Mail Transfer Agent (MTA) infrastructure, scalability, IP management, encryption, and DMARC support, working from conception through production operation. • Contribute to technical design discussions on how the relay integrates with existing inline products (outbound DLP, behavioral outbound, misdirected email), helping define the architecture of the broader Mail Flow platform.
p>• Be a guardian of data quality: You’ll ensure our datasets stay accurate and performant by using our observability tools to monitor quality and joining a weekly triage rotation to resolve data issues as they arise. Recent platform improvements the team has driven include launching a data catalog, introducing data observability, and implementing a medallion architecture to ensure our data is reliable, accurate, and accessible.
As a Software Engineer focused on building systems for Detection’s Model Platform, you will be responsible for making feature development at Abnormal a fast, responsive, stable, and confident experience for our ML and Data Science team. The Detection Division is focused on building the world’s most advanced technology for identifying and stopping email and cloud-based attacks that were previously undetectable and help make the world a safer place.
Middletown Township, NJ20 days ago
CONSIDERED EXPERIENCE INCLUDES: Field Service Mechanic Tech Maintenance Technician Engineer Install Repair Calibrate Maintain Extrusion Blow Molding Injection Blow Molding or Injection Stretch Blow Molding Equipment Extruders Injection Molder Blow Molders Screw Plasticizers Screw Rotating Motors Guide Rails Moving Platens Heater Bands Hydraulic Pumping Systems Pneumatic systems Die Heads Dies Molds Mold Clamps Cold and Hot Cutters Blow Pins Control Panels Instrumentation Motion Controllers Motors Actuators Sensors Pumps Valves Gearboxes Cooling Fans Heating Bands #DiedreMoire #JobSearch #JobHunt #JobOpening #Hiring #Job #Jobs #Careers #Employment #jobposting #fieldservicejobs #technicianjobs #MaintenanceMechanicJobs #PlasticJobs #BlowMoldingJobs. Field Service Mechanic Tech Maintenance Technician Engineer Install Repair Calibrate Maintain Extrusion Blow Molding Injection Blow Molding or Injection Stretch Blow Molding Equipment Extruders Injection Molder Blow Molders Screw Plasticizers Screw Rotating Motors Guide Rails Moving Platens Heater Bands Hydraulic Pumping Systems Pneumatic systems Die Heads Dies Molds Mold Clamps Cold and Hot Cutters Blow Pins Control Panels Instrumentation Motion Controllers Motors Actuators Sensors Pumps Valves Gearboxes Cooling Fans Heating Bands _.
Troubleshoot and perform repairs on all types of equipment (e.g., pump and motor replacement), plumbing (e.g., plunge toilets and unclog drains), electrical equipment including lamps, air conditioners, HVAC equipment, cosmetic items, extension cords, vacuum cleaners, internet devices, replace electrical switches and outlets, and program TV's. Display proficiency in at least three of the following categories, above average skills in three more of the following categories and basic skills in the remaining categories: air conditioning and refrigeration, electrical, mechanical, plumbing, pneumatic/electronic systems and controls, carpentry and finish skills, kitchen equipment, vehicles, energy conservation, and/or general building management.
Troubleshoot and perform repairs on all types of equipment (e.g., pump and motor replacement), plumbing (e.g., plunge toilets and unclog drains), electrical equipment including lamps, air conditioners, HVAC equipment, cosmetic items, extension cords, vacuum cleaners, internet devices, replace electrical switches and outlets, and program TV's. Display proficiency in at least three of the following categories, above average skills in three more of the following categories and basic skills in the remaining categories: air conditioning and refrigeration, electrical, mechanical, plumbing, pneumatic/electronic systems and controls, carpentry and finish skills, kitchen equipment, vehicles, energy conservation, and/or general building management.
Troubleshoot and perform repairs on all types of equipment (e.g., pump and motor replacement), plumbing (e.g., plunge toilets and unclog drains), electrical equipment including lamps, air conditioners, HVAC equipment, cosmetic items, extension cords, vacuum cleaners, internet devices, replace electrical switches and outlets, and program TV's. Display proficiency in at least three of the following categories, above average skills in three more of the following categories and basic skills in the remaining categories: air conditioning and refrigeration, electrical, mechanical, plumbing, pneumatic/electronic systems and controls, carpentry and finish skills, kitchen equipment, vehicles, energy conservation, and/or general building management.
ul>Learn to design, build, and manage AI agents (using platforms such as Kindo.ai, n8n, and Claude/Anthropic APIs) that automate routine network security operations including policy reviews, firewall rule audits, segmentation gap analysis, and anomaly triage.
Requirements:
7+ years of progressive experience in network security engineering, with hands-on work in firewall management, network segmentation, VPN/ZTNA, and intrusion detection/prevention.
Edison, New Jersey30+ days ago
li>3+ years of hands-on experience designing and implementing Cisco ASA and Cisco FTD firewall environments or any third-party firewalls such as Palo Alto/Fortinet/Checkpoint experience with limited Cisco Firewall experience. The Network Security Engineer will join the US Solutions Delivery team, implementing and supporting enterprise firewall and network security solutions across customer environments.
Branchburg, NJ30+ days ago
Experience with a variety of leading SQL and NoSQL technologies, UNIX or Linux systems engineering expertise with a variety of variants, and security tools including Firewalls, VPNs, IDS/IPS, DDoS mitigation, and encryption for data in transit (e.g., IPsec, or TLS) and at rest. In this role, you will be critical in advancing our security posture through real-time Threat Monitoring & Detection using SIEM tools like Splunk, leading Incident Response efforts during a breach, and managing the continuous Vulnerability Management lifecycle across networks and applications.
Philadelphia, PA19 days ago
A working knowledge of Cisco network environment along with the ability to support a wide range of infrastructure technologies including Cisco routing and switching, WAN/LAN, VoIP, Unified Communications, enterprise, border and optimization management architectures/systems (VMWare, NetApp, AD, Citrix and Net Scalers). '',''Pennsylvania-Philadelphia'',''Pennsylvania-Philadelphia'',''Information Technology'',''Information Technology'',''Full-time'',''Full-time'',''Day Job'',''Day Job'',''Regular'',''Regular'',''false'',''404185'',''404185'',''true'',''404185'',''false'',''Submission for the position: Sr Network Security Engineer - (Job Number: 262814)'',''false'',''404185'',''false'',''true''.
- Design and implement security solutions using protocols such as BGP, VxLAN, SD-WAN, SDN, EVPN, IS-IS, MPLS, LDP, and Segment Routing.
Preferred:
- Familiarity with Wireless LAN Controllers, Arista Velo Cloud, Arista Cloud Vision, and RADIUS.
p>Architect, implement, and maintain secure network solutions, including firewalls (FortiGate/Palo Alto), F5 BigIP, Cisco ISE, Meraki, monitoring tools, and ZTNA‑aligned configurations, from planning through post‑implementation validation. Working within the framework of the security program for TAH, they will facilitate accurate documentation of the network environment, accurate reporting from the network devices and secure solutions to networking challenges posed through business activity.
Middletown, New Jersey18 days ago
li>Deep understanding of Layer 2 concepts, configuration, and troubleshooting; spanning tree, root bridge, BPDU, designated ports, root ports, trunk and access ports, rapid spanning tree, ieee, MST, VLAN, Layer 2 extension, CDP, LLDP, MAC address, CAM and TCAM table, DHCP snooping. Responsibilities:- Routing protocols EIGRP, OSPF, and BGP; configuring, troubleshooting, typical show commands to research issues.
Branchburg, NJ30+ days ago
Serving as a technical lead, the Network Security Engineer is responsible for executing security programs, addressing intricate challenges, and collaborating with cross-functional partners to collect data and shield the network from potential threats. Deep expertise in core network architecture and advanced cybersecurity defense mechanisms, with a comprehensive understanding of the security lifecycle across Core, Edge, and Access networks.
To help spot these scams, remember that during our formal recruitment process, L3Harris will NOT (1) ask you for money; (2) offer to send you a check before doing any work; (3) require you to provide sensitive personal information early in the process or sensitive information about your previous employer; (4) send you emails from free commercial services (e.g. Develops Concepts of Operations (CONOPS), decomposing and synthesizing security requirements, verifying security features, supporting security architecture development and analysis, and assisting with design and security test planning and execution.
p>Preferred Skills: Python PowerShell Terraform SD-WAN Cisco Umbrella Cisco Secure Connect Cisco SASE Datadog NetFlow Confluence BMC Remedy Broadcom Spectrum SSL/TLS Certificate Management Governance Tools - Tufin SecureChange and SecureTrack Packet Brokers - Gigamon. We believe that associates do their best when they feel safe, understood, and valued, and we work diligently and collaboratively to ensure Broadridge is a company-and ultimately a community-that recognizes and celebrates everyone's unique perspective.
Philadelphia, PA3 days ago
li>3+ years of experience with Cisco Identity Services Engine (ISE) 802.1X Network Access Control (NAC), guest lifecycle management, profiling policies, TrustSec segmentation, and Cisco Firepower capabilities including intrusion prevention system (IPS), malware protection, Uniform Resource Locator (URL) filtering, Domain Name System (DNS)-based security, Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption, and cloud firewall deployments in Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP). 5+ years of experience designing, deploying, and managing Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC) in enterprise environments, including physical appliances, virtual instances, and cloud-delivered Firewall Management Center (cdFMC).
li>1+ years of experience designing, deploying, and managing Zscaler Cloud Connector, including deployment within cloud environments (AWS, Azure, and/or GCP), workload-to-internet and workload-to-workload traffic inspection, and integration with cloud-native networking constructs (e.g., VPCs, VNets, Transit Gateways). 5+ years of hands-on experience designing, deploying, and managing Zscaler Private Access (ZPA), including application segment configuration, access policies, connector deployment, and zero trust network access (ZTNA) architectures replacing legacy VPN infrastructure.
li>Build and administer core network and systems security controls, including: Next Gen firewalls, ZTNA - Zero Trust Network Architecture, intrusion detection and prevention, anti-malware, application whitelisting, host intrusion prevention, endpoint detection and response (EDR), vulnerability scanners, content monitoring/filtering, and security monitoring (SIEM). This role is responsible for managing the controls that protect the organization''s computer networks, systems, and data from cyberattacks, working closely with IT teams to identify, assess, and mitigate security risks, and supporting incident response to contain the damage from security incidents and prevent future attacks.
Own DLP platform integration and strategy across cloud, endpoint, SaaS, and emerging AI environments, driving scalable, automated data protection that reduces risk and enables secure innovation. At Citizens, we are committed to fostering an inclusive culture that enables all colleagues to bring their best selves to work every day and everyone is expected to be treated with respect and professionalism.
Fort Washington, PA30+ days ago
NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. We are one of the world''s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services.