- CGI Technologies and Solutions, Inc. (Lebanon, VA)
- …. Experience in Intrusion Detection or Prevention Systems . Knowledge of: TCP / IP , computer networking, routing and switching . Experience in Linux/UNIX ... highly valued . Knowledge of: Strong Authentication, End Point Security, Internet Policy Enforcement, Firewalls, Web Content Filtering, Database Activity Monitoring… more
- ENS Solutions (Reston, VA)
- …tools, and investigation platforms. + Solid understanding of core network protocols ( TCP / IP , TLS, DNS, HTTP/S, NetFlow/IPFIX, etc.) + Active TS/SCI clearance; ... willingness to take a polygraph exam + Associate's degree and 5+ years of experience supporting IT projects and activities, Bachelor's degree and 3+ years of experience supporting IT projects and activities, or Master's degree and 1+ year of experience… more
- ManTech (Chantilly, VA)
- …+ Knowledge of Windows and Linux systems, general operating system security practices, TCP / IP networking, 802.1x, and network security concepts + IAT Level II ... certification (GSEC, Security+, SSCP, or CCNA-Security) or ability to obtain within 6 months of hire **Preferred Qualifications:** + Experience implementing and using complex software products involving multiple integrated components + Real-time,… more
- Oracle (Richmond, VA)
- …of distributed systems fundamentals Working familiarity with networking protocols ( TCP / IP , HTTP) and standard network architectures Disclaimer: **Certain ... US customer or client-facing roles may be required to comply with applicable requirements, such as immunization and occupational health mandates.** **Range and benefit information provided in this posting are specific to the stated locations only** US: Hiring… more
- ManTech (Chantilly, VA)
- …+ Strong understanding of Windows and Linux systems, operating system security principles, TCP / IP networking, 802.1x, and core network security concepts. + Must ... possess an IAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security) or be able to obtain one within 6 months of hire. **Preferred Qualifications:** + Experience implementing and maintaining complex software systems involving multiple components. +… more
- Clark Construction Group, LLC (Mclean, VA)
- …and digital forensics principles + Expert-level knowledge of networking protocols ( TCP / IP ), operating systems (Windows, Linux), and network/host-based security ... technologies + Demonstrated experience managing and optimizing a SIEM platform (eg, Splunk, Microsoft Sentinel) and EDR solutions. + Exceptional written and verbal communication skills, including the ability to present complex technical findings to executive… more
- ManTech (Chantilly, VA)
- …+ Knowledge of Windows and Linux systems, general operating system security practices, TCP / IP networking, 802.1x, and network security concepts + An active IAT ... Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or the ability to obtain one within six months of hire **Preferred Qualifications:** + Experience implementing and using complex software products that involve multiple components + Real-time,… more
- ENS Solutions (Reston, VA)
- …Strong background in packet analysis, PCAP management, DPI technologies, and network protocols ( TCP / IP , DNS, TLS, HTTP, etc.). + Familiarity with Suricata, Zeek, ... or other packet/flow analysis platforms. + Experience engineering within a Zero Trust Architecture (ZTA), including segmentation, continuous verification, and identity-centric access. + Proficiency with Linux systems administration, containers, and distributed… more
- ENS Solutions (Reston, VA)
- …+ 2+ years of experience with network security (firewalls, routing, segmentation models, TCP / IP ). + 2+ years of experience developing and deploying solutions for ... highly regulated mission-critical environments (finance, healthcare, federal, or energy). + 1+ year experience with infrastructure automation tools (Ansible, Terraform, or similar). + 1+ year experience with REST APIs, scripting (Python, Bash, PowerShell), or… more
- Oracle (Richmond, VA)
- …architects, principals, product, and program managers + Working knowledge of networking ( TCP / IP , HTTP) and standard network architectures + Solid understanding ... of databases, NoSQL, storage, and distributed persistence + Hands-on experience integrating, and operating LLMs and agent-based architectures in production (tool use/orchestration, retrieval, safety/guardrails) Preferred qualifications + Distributed data… more