Showing page 5 of 112 (Total listings: 2223)

Network Performance Engineer with Security Clearance

Agensys Corporation ✓ Verified
Direct Apply
Federal Heights, Adams County
Jun 12, 2026

Agensys is seeking an experienced Network Performance Engineer with deep expertise in Netscout technologies to join its Denver-based infrastructure team. This role is critical to maintaining the health and performance of the enterprise network while designing and implementing advanced dashboards that provide real-time visibility into network performance. Key Responsibilities: * Monitor, support, and troubleshoot enterprise network infrastructure using Netscout nGeniusONE and InfiniStream * Serv…

Principal Network Engineer with Security Clearance

Abacus Technology Corporation ✓ Verified
Direct Apply
Montgomery, Montgomery County
Jul 2, 2026

Overview Abacus Technology is seeking a Principal Network Engineer to provide technical infrastructure support for the Air Force Intranet Control (AFINC) III Support program at Maxwell AFB/Gunter Annex. This is a full-time position. Responsibilities * Analyze and simulate network traffic to aide in problem resolution or to test updated configurations in virtual or physical lab environments. * Design, implement, and troubleshoot the most complex enterprise network solutions and/or issues. * Deve…

Network Engineer

ApTask ✓ Verified
Direct Apply
Phoenix, Maricopa County
Jul 14, 2026

Requirements: Position Overview: We are seeking an experienced Network Engineer to join our team. The ideal candidate will have strong expertise in enterprise networking technologies and a proven track record designing, implementing, and maintaining complex network infrastructures. Key Responsibilities: Design, deploy, and manage enterprise network solutions utilizing Arista, routing/switching, Nokia, and Palo Alto technologies Troubleshoot and resolve network performance issues and outages Col…

Sr. Firewall Engineer

GDH ✓ Verified
Direct Apply
Bloomfield, Allegheny County
Jul 9, 2026

We are seeking a skilled Senior Firewall Engineer to lead critical firewall migration projects, optimize security infrastructure, and ensure seamless network operations in a dynamic, enterprise environment. Key Responsibilities: Lead the planning and execution of enterprise Palo Alto firewall migrations, ensuring minimal disruption and maximum security. Migrate firewall policies, rules, and configurations to new infrastructure, maintaining connectivity and security standards. Validate firewall …

Sr Cisco Collaboration Engineer (Administrator CUCM)

Intone Networks Inc. ✓ Verified
Direct Apply
US
Jul 20, 2026

Job Title: Senior Cisco Collaboration Engineer Location: Remote (Up to 24 hours/week) Duration: 6–12 Months Job Summary We are seeking a Senior Cisco Collaboration Engineer to provide administration, operational support, and troubleshooting for a large-scale Cisco Unified Communications environment. The consultant will support CUCM, Unity Connection, IM & Presence, Expressway, CUBE, SIP trunks, voice gateways, and Cisco endpoints while ensuring reliable voice and collaboration services in a mis…

Network Engineer with Security Clearance

Kavaliro ✓ Verified
Direct Apply
Jbphh, Honolulu
May 25, 2026

Email me directly at if you are a confident Network Engineer with a CCNP and TS/SCI. Kavaliro is seeking a skilled Network Engineer to design, implement, and manage complex enterprise networks in a security-focused environment. The ideal candidate will be a mid-career to senior-level professional with strong problem-solving abilities, exceptional communication skills, and a collaborative approach to working within cross-functional technical teams. Responsibilities: • Design, configure, and main…

Network Infrastructure Architect with Security Clearance

Softek International Inc ✓ Verified
Direct Apply
Rosslyn, Arlington County
Jun 15, 2026

Softek Inc. is seeking an experienced Network Infrastructure Architect to provide strategic architectural leadership for the DHS Enterprise Engineering Division (EED), supporting comprehensive HSEN capabilities and services. This role requires deep expertise in LAN/WAN, enterprise wireless networking, network security engineering, collaboration tools, cloud hosting, and advanced communication services. The Architect will drive the consolidation and standardization of DHS’s diverse communication…

Network Architect with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
Direct Apply
Fort George G Meade, Anne Arundel County
May 25, 2026

Job Description • Must be cleared at TS/SCI Full-Scope poly level. • Certifications (minimum one): CCNA, CCNP, CCIE, CCDP, JNCIS-ENT, JNCIS-SP, JNCIS-DevOps, RCNI, ECP • Ability to lead complex, large-scale network projects from initiation and planning through execution and closing. • 10 years combined experience with: networking, firewalls, best practices / standards, security / STIG requirements, design life cycle and documentation • In-depth experience and understanding of L3 protocols to in…

4377 Network Engineer with Security Clearance

Procession Systems ✓ Verified
Direct Apply
Triangle, Prince William County
May 25, 2026

OVERVIEW: We are seeking an experienced Network Engineer that has expertise in network design, architecture, and operations to work as part of a collaborative, multi-discipline team in support of the US Government providing expertise in the field of network engineering. This is a full-time position located onsite with our customer near Quantico, VA. Remote work is unavailable at this time. GENERAL DUTIES: * Designing and implementing Local and Wide Area Networks (LAN/WAN) * Conveying technical …

Telecom Project Manager at Denver, CO

HS Solutions ✓ Verified
Direct Apply
Colorado, US
Mar 30, 2026

Job Title: Telecom Project Manager Location: Denver, CO Years of Experience: 15 Years Job Summary: We are seeking a highly skilled PM with extensive experience in 5G Core Deployment and Testing. The ideal candidate will possess a deep understanding of network engineering principles and practices, with a strong focus on the latest 5G technologies. This role requires a proactive individual who can lead projects, collaborate with cross functional teams, and ensure the successful deployment and tes…

Senior Network Engineer - Local Permanent Residents Only

Stone Search ✓ Verified
Direct Apply
Mansfield, Bristol County
Jun 25, 2026

We are seeking an experienced Senior Network Engineer to design, implement, support, and optimize enterprise network infrastructure across voice, data, LAN, WAN, and wireless environments. This role will lead the evaluation and deployment of emerging technologies while providing advanced engineering, operational support, and troubleshooting across Cisco, Extreme, HP, and cloud-based networking platforms. Key Responsibilities Network Architecture & Engineering Strategic Planning & Infrastructure…

Enterprise Architect W/Secret Clearance with Security Clearance

TekSynap ✓ Verified
Direct Apply
Fort Belvoir, Fairfax County
May 25, 2026

Responsibilities & Qualifications We are seeking a Enterprise Architect. REQUIRED QUALIFICATIONS Experience * Eight (8) Years relevant experience Including experience with Enterprise Infrastructure and Firewalls * Demonstrated experience supporting government agencies, customers, or contracts within federal environments. This includes the Intelligence Community (IC), Department of Defense (DoD), Federal Civil agencies, and military organizations. Prior experience supporting the same or similar …

Network Engineer III with Security Clearance

Global Enterprise Services, LLC ✓ Verified
Direct Apply
Scott Air Force Base, Saint Clair County
May 25, 2026

Overview of position: The work is on-site at Scott AFB. Shall provide network analysis and design services to engineer, evaluate, and recommend new technologies to meet requirements and optimize network/system performance. A Secret clearance and be a US citizen to be considered for the position. Responsibilities: · Responsible for enterprise network designs, solutions, installation, configuration, operations, and maintenance of a variety of network equipment and architectures. (i.e. Network ana…

4319 Network Engineer with Security Clearance

Procession Systems ✓ Verified
Direct Apply
Chantilly, Fairfax County
May 25, 2026

OVERVIEW: We are seeking a Senior level Network Engineer to design, install, maintain, and evaluate network and communications systems. This role will gather user network requirements, produce clear technical documentation, and support a multi-enclave environment that enables secure access to data across the network infrastructure. GENERAL DUTIES: * Design, install, maintain, and evaluate network systems and communications systems * Gather user network requirements utilizing multiple methodolog…

Sr Network Engineer/ Architect

Kaygen Inc ✓ Verified
Direct Apply
Costa Mesa, Orange County
Jul 24, 2026

Title: Network Engineer / Network Architect Location: Orange County, CA/ Santa Ana, CA Duration: 12 Months Plus Position Summary: Design, implement, and support resilient, secure, and highly available enterprise communication networks that support mission-critical operations in a 24x7 environment. The role focuses on ensuring reliable connectivity, network performance, and infrastructure availability for complex operational facilities. Key Responsibilities: • Design, deploy, and maintain enterp…

Sr Cloud Network Engineer Enterprise Network & Azure Connectivity

GDH ✓ Verified
Direct Apply
Bloomfield, Allegheny County
Jul 9, 2026

We are seeking a Senior Cloud Network Engineer , where you will play a pivotal role in supporting and modernizing enterprise network infrastructure across on-premises and Azure platforms. With a focus on enterprise-grade connectivity, this role offers an exciting opportunity to shape our cloud networking strategy and enhance system performance. Key Responsibilities: Design, Support, and Troubleshoot : Manage enterprise network infrastructure, including on-premises and Azure environments, ensuri…

Sr. Data Center Network Engineer

GDH ✓ Verified
Direct Apply
Bloomfield, Allegheny County
Jul 9, 2026

Role Summary This position involves managing enterprise networking infrastructure with a focus on routing and switching within data center environments. The role requires coordination with cross-functional teams to support migration, decommissioning, and validation of network systems. Candidates will be responsible for executing complex network changes and ensuring system integrity during infrastructure transitions. Responsibilities Plan and execute enterprise data center decommissioning activi…

Network Subject Matter Expert - Intermediate with Security Clearance

TekSynap ✓ Verified
Direct Apply
North Springfield, Fairfax County
Jul 13, 2026

RESPONSIBILITIES The Subject Matter Expert - Intermediate performs a variety of network engineering task including but not limited to the below. With minimal direction, provides support, analysis and research into exceptionally complex problems, and processes relating to the subject matter. Serves as technical expert on executive-level project teams providing technical direction, interpretation and alternatives. Thinks independently and demonstrates exceptional written and oral communications s…

Chief Enterprise Architect with Security Clearance

DNI Delaware Nation Industries ✓ Verified
Direct Apply
Washington, D.C., US
Jul 26, 2026

Description Strategic Architecture & Vision * Translate complex business objectives into scalable, resilient, and future-ready enterprise network architectures. * Define target-state architecture and long-term technical roadmaps for routing, switching, data center, AI and machine learning, and cloud-native integrations. * Drive innovation across the Cisco ecosystem to ensure alignment between physical on-premises networks and software-defined overlay architectures. Technical Governance & Standa…

Manager of Solutions Architecture

CBTS ✓ Verified
Direct Apply
Toronto, Jefferson County
Jul 21, 2026

About the Role OnX is looking for a Manager of Solutions Architecture to join our Central Region team. In this role, you will lead and manage a team of Senior Solutions Architects while serving as the technical authority behind complex, vendor-agnostic solutions that help our clients solve real business challenges. You will work closely with Account Executives, clients, and cross-functional teams to design, scope, and deliver scalable outcomes across networking, security, collaboration, data ce…

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