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.
Qualifications: Ā· A Bachelorās Degree in an engineering discipline, Masterās degree highly desired Ā· At least 6 yearsā experience in Systems Engineering of Information Assurance systems/products Ā· Active US Government security clearance (DOD SECRET minimum) Ā· US Citizenship required Ā· Excellent verbal and written communications skills; works with others to coordinate efforts, influence and resolve cross-team issues and effectively communicate changes. o Exceptional security architecture development skills; specifically including the ability to make complex design trade-offs affecting system security o Experience negotiating security requirements with NSA Technical Evaluators.
Wilmington, DE30+ days ago
The ideal candidate will have strong experience in enterprise-scale software engineering, Agile delivery, and modern DevOps practices and a proven ability to coach teams, drive engineering excellence, and deliver resilient, secure applications. With delivery centers and offices across North America and India, we take pride in building long-term relationships and delivering excellence through innovation, collaboration, and integrity.
Philadelphia, PA1 day ago
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.
Philadelphia, PA1 day ago
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.
Philadelphia, PA1 day ago
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.
Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply. The Network Security Engineer will safeguard sensitive data and ensure continuous, secure access to the SaaS solutions for all staff across the nation.
- Network Security Architecture ā Design / Test / Implement Robust / Scalable Secure Network Solutions | Firewalls / Micro-Segmentation / Security Gateways Aligning with Cloud-First Strategy.
Philadelphia, PA20 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.
Conshohocken, PA30+ days ago
p>Primary Responsibilities: Designs, implements, and supports security controls for operational technology networks, industrial control systems, manufacturing systems, warehouse automation platforms, building management systems, and related connected environments.
Partners with network engineering, infrastructure, operations, facilities, manufacturing, warehouse automation, and cybersecurity teams to implement secure network designs, firewall policies, access controls, and remote access solutions for OT environments.
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.
King of Prussia, Pennsylvania30+ days ago
You will collaborate with software developers, systems engineers, and government stakeholders to navigate the Risk Management Framework (RMF) lifecycle and maintain the Authority to Operate (ATO) for complex cloud and on-premise environments. - RMF & ATO Management: Lead the end-to-end Risk Management Framework (RMF) process, managing NIST 800-53/171 control sets and coordinating with cybersecurity entities (SCA/DAO) to secure and maintain Authority to Operate (ATO).
Philadelphia, PA4 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>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.
This role requires deep hands-on expertise with Palo Alto Networks and Cisco firewall platforms, along with strong knowledge of network security principles, zero-trust architecture, VPN technologies, Cisco ISE, and SD-WAN security. What You'll Do:
As a Network Security Engineer at Customers Bank, you will be a key member of our IT Network team, responsible for designing, implementing, administering, and supporting our enterprise network security infrastructure.
Wilmington, DE30+ days ago
In this role, you will serve as a hands-on technical leader responsible for designing, engineering, and optimizing Cortex XSIAM to deliver high-fidelity detections, scalable automation, and rapid incident response. You'll have the opportunity to shape how security operations evolves, driving improvements in signal quality, automation maturity, and mean time to respond, while continuously expanding your technical depth in XSIAM, XQL, and advanced security analytics.
Wilmington, Delaware30+ days ago
li style="margin-left:0.5in">5 years experience in security systems, including firewalls, intrusion detection systems, endpoint protection systems, web application firewalls, vulnerability scanning software, privilege access management, data loss protection, log management, content filtering. Develop and engineer technical security solutions to mitigate risk and improve operational efficiency, with a strong focus on:- Privileged Access Management (vaulting, session management, justāinātime access, secrets management).
Philadelphia, PA30+ days ago
p>Responsibilities: - RMF & ATO Management: Lead the end-to-end Risk Management Framework (RMF) process, managing NIST 800-53/171 control sets and coordinating with cybersecurity entities (SCA/DAO) to secure and maintain Authority to Operate (ATO). You will collaborate with software developers, systems engineers, and government stakeholders to navigate the Risk Management Framework (RMF) lifecycle and maintain the Authority to Operate (ATO) for complex cloud and on-premise environments.
Newtown Square, PA30+ days ago
The SAP Security Engineer will design and implement a secure SAP authorization model aligned with DOE cybersecurity requirements. The role requires on-site engagement for security reviews, compliance validation, and audit readiness, with remote support for role configuration and documentation.
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.
At Check Point, our employees are redefining the security landscape by meeting our customers' real-time needs and providing our cutting-edge technologies and services to an ever-growing customer base. In addition to the base compensation, certain roles are eligible for additional compensation, including an annual bonus or sales incentive based on revenue or utilization, depending on the terms of the plan and the employee's role.
Philadelphia, NJ6 days ago
Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.
Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to:
- the individualās skill sets, experience and training;
- licensure and certification requirements;
- office location and other geographic considerations;
- other business and organizational needs.
- 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.
Philadelphia, Pennsylvania30+ days ago
The position requires, at a minimum, a Bachelorās degree in Computer Science, Computer Engineering, Software Engineering, Cybersecurity, or Information Security, or a foreign degree equivalent; a Bachelor's degree level grade point average (GPA) of at least 3.0 or acceptable foreign equivalent GPA; and a strong understanding of object oriented design concepts using C++, C#, or Java; Experience with GUI Development, Design Patterns, Database Architecture, and Network Programming; and Completion of academic coursework in or previous work experience with computer security concepts, including network security, software security, web security, and cryptography. Overview: Lutron Electronics Co., Inc. is seeking Product Security Engineers (multiple openings) for its office in Philadelphia, PA to build information security technology into Lutron lighting systems products and work with product development teams to drive cybersecurity initiatives.
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.
Philadelphia, PA20 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). Temple Health consists of Temple University Hospital (TUH), Fox Chase Cancer Center, TUH-Jeanes Campus, TUH-Episcopal Campus, TUH-Northeastern Campus, Temple Physicians, Inc., and Temple Transport Team.
Mount Laurel, NJ14 days ago
King of Prussia, PA6 days ago
p>As a Cyber Systems Security Engineer (CSSE) supporting the TTWCS program, you will: Perform periodic manual and automated STIG evaluations, tracking deltas across versions and platforms. Your ability to assess risks, develop secure designs, and validate solutions makes you a trusted partner in ensuring mission success.
Wilmington, DE30+ days ago
li>Working knowledge of cryptographic primitives and protocols relevant to digital asset custody, including Multi-Party Computation (MPC), threshold signatures (TSS), distributed key generation (DKG), elliptic curve cryptography (ECDSA, EdDSA), and HD wallet derivation paths (BIP-32/BIP-44). - Design, architect, and develop a production-grade digital asset custody & wallet orchestration platform by integrating with wallet infra platforms leveraging their APIs and SDKs for wallet provisioning, key management, and transaction orchestration.
Wilmington, DE30+ days ago
li>Strong diagnostic skills for network-level issues - comfortable using tools like Wireshark, OpenSSL CLI (s_client, s_server), keytool, and language-specific debuggers to trace TLS handshake failures and certificate issues. Design, maintain, and improve CI/CD pipelines for the library, including automated builds, multi-runtime test matrices, static analysis, dependency scanning, and artifact publishing across all supported language ecosystems (Maven/Gradle, PyPI, npm).