UNKNOWN

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Network Engineer will work within the Network Security Implementation and Sustainment (NSIS) Services section to provide assistance in all aspects of network management from network design through implementation, maintenance, and upgrading of existing networks. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>. 
 
 We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

Senior Network Engineer

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Whether you're early in your career or leading network architecture and engineering efforts, we're looking for Network Engineers at all levels who enjoy solving complex problems and keeping systems running at peak performance. You'll support and enhance network infrastructure across design, implementation, and operations—ensuring secure, reliable connectivity in high-stakes environments.

Adaptic

Network Engineer (All Levels)

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Responsibilities: of the Full Scope Poly Network Engineer include: Design, configure, and maintain routing and switching infrastructure. Support and optimize all networks Provide technical guidance and best practices to enhance network performance and reliability.

YEAR

Zp Group Llc

Network Engineer Full Scope Poly - 173570

Pay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications. Implement and manage network security measures, including firewall rules, access controls, and security protocols to protect data.

Verite Group, Inc.

Network Engineer 3

Network Engineer Full Scope Poly - 1735 - 177431

Peraton Labs is seeking a poly cleared Senior Network Security Engineer (SDN / Multi-Enclave) to provide senior technical leadership for the secure design, implementation, and sustainment of network and system architectures across multiple enclaves, including environments with different data protection and classification requirements. Minimum of 12 years of experience as a Network Security Engineer (or related role) supporting DoD/IC programs, and a Bachelor's in Computer Science, Cybersecurity Engineering, System Engineering, Network Engineering or related discipline.

Peraton Inc

Senior Network Security Engineer (SDN / Multi Enclave)

Excellent problem-solving and documentation skills Our client offers a highly competitive and comprehensive benefits package designed to support your personal and professional growth, while promoting a healthy work-life balance. Network Engineer –TS/SCI with POLY Location: Annapolis Junction, MD Clearance: TS/SCI with Poly Experience: 12+ years | BS Degree Required | Cisco CCNP Preferred.

TalentOps

Network Engineer - TS/SCI POLY

FULL_TIME

What you will do: Monitor & Optimize Networks: Oversee the customer’s Risk Management Framework and related networks to ensure optimal performance and security. Contribute to Agile Development: Participate in agile activities, including release planning, sprint planning, and retrospectives, to incorporate lessons learned into engineering processes.

Bigbear.ai

Senior Network Engineer with Poly

[AW]-iCims

The ideal candidate brings deep expertise in Cisco and Fortinet technologies , extensive experience operating within classified networks , and a proven track record of implementing and maintaining systems in compliance with Risk Management Framework (RMF) , DoD STIG and Cross Domain / Comply-to-Connect (C2C) requirements. Astrion has an exciting opportunity for a highly experienced Senior Network Engineer to design, implement, secure, and maintain mission-critical network infrastructures supporting Department of Defense/Department of War (DoD/DoW) environments.

We are the transformative evolution of two prominent government services firms, ERC and Oasis Systems, each bringing with them a rich legacy of dedicated service to our nation’s Defense and Federal communities.
The company brings together 2,800 employees focused on Cybersecurity, Digital Solutions, Mission Support, and Systems Engineering serving customers in more than 36 states across the U.S. with Centers of Excellence in Washington DC, Huntsville, AL and Burlington, MA.
Our resources, deep expertise, and adaptable solutions will enable us to scale and expand development and engineering capabilities for Defense and Federal communities.

Astrion

Sr. Network Engineer

Produce real-time monitoring logs, incident tickets, and alarm responses; routing validation reports, signaling analysis outputs, and incident triage documentation; shift handover summaries and partner-coordination records; RCA inputs and recurring-issue tracking reports; updated SOPs, playbooks, troubleshooting guides, and operational runbooks; and service quality dashboards and periodic operational health summaries. By diagnosing faults, validating service paths, and responding to alarms across commercial and beta services, this role ensures compliant service flows and minimizes customer-impacting disruptions, playing a critical role in 24/7 operational continuity and rapid incident response.

AST & Science LLC

RAN Wireless NOC Engineer

Capabilities: Performs tasks in IT and telecommunications projects in at least (1) one of the following areas: Windows or Linux server system administration (e.g., 2K3, 2K8, various Linux flavors), integrating GOTS/COTS/open-source solutions, virtualization technology experience (e.g., VMWare, Zen, Citrix, KVM), networking and TCP/IP protocols (e.g., CISCO, Juniper), storage technologies (e.g., SAN, NAS, Fiber Channel, iSCSI, NFS), remote access (e.g., Juniper SSL VPN), or other IT infrastructure technologies. multi-purpose hosting, virtualized environments, big data analytic systems, cloud environments, real-time systems, business management information systems, logging and monitoring systems, hardware, active directory, Linux/Unix- Windows- or OSx-based, storage area networks (SAN), LAN and WAN networking, and other infrastructure-related components) based upon documented requirements.

Itezz

Infrastructure Engineer 2

Experience with one or more of the following: Extron, Skype for Business, Microsoft Teams Room Systems, Cisco Video Conferencing, Attribute-Based Access Controls, Haivision, Session Boarder Controllers, Mass Notification, Land Mobile Radio. In this role you'll function as part of a team providing full lifecycle (site surveys, design, installation, and system troubleshooting/maintenance/upgrades) Unified Communications support to include architecture and engineering services, project management, and support services for current and future UC capabilities.

Quantum Sky

Senior Audio-Visual/Multimedia Engineer

Design and integrate deployable SATCOM systems incorporating antennas, feeds, low-noise block downconverters (LNBs), block upconverters (BUCs), amplifiers, modems, waveguides, RF cabling, networking equipment, compute platforms, and mission-processing equipment. Knowledge of satellite communications architecture and RF signal chains, including antennas, feeds, LNBs, BUCs, high-power amplifiers, modems, waveguides, RF cabling, connectors, filters, splitters, and related test equipment.

CACI International Inc.

Systems Engineer

Additional responsibilities encompass low voltage power distribution, emergency and standby power systems, lighting controls and automation, short circuit and load flow studies, telecommunications and data infrastructure, security and access control systems, construction administration and field support, detailed cost analyses and material take-offs for electrical systems, as well as facility condition assessments and capital asset management planning for electrical infrastructure. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Salas O'Brien Engineers Inc

Junior Electrical Engineer

Parsons is seeking a highly motivated Systems Engineer / Administrator to support a critical customer mission while working alongside experts in iOS development, vulnerability research, reverse engineering, and related technical disciplines. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace.

Parsons is a technology-driven engineering services firm with more than 70 years of experience in the engineering, construction, technical, and professional services industries. The corporation is a leader in many diversified markets with a focus on infrastructure, defense, security, and construction. Parsons delivers design/design-build, program/construction management, systems design/engineering, cyber/converged security, and other professional services packaged in innovative alternative delivery methods to federal, regional, and local government agencies, as well as to private industrial customers worldwide.

Parsons

Systems Engineer/Administrator - TS/SCI w/ Poly

Position Overview: The Tactical Network Engineer provides hands-on engineering and technical support for Army tactical communications systems, ensuring reliable integration and operation across complex network environments. Troubleshooting & Operational Support: Perform Tier 1/2 diagnostics and fault isolation across tactical network systems; resolve issues or coordinate escalation for complex engineering challenges.

NETSEA Technologies

NS-Tactical Network Engineer

This job opens for applications on October 22, 2026, and will accept applicants for at least 30 days.

Network Engineer - TS/SCI FSP

This role will focus on maintaining secure, high-performance enterprise networks, diagnosing network performance issues, implementing improvements, and providing technical leadership for network operations and security. The ideal candidate will bring deep hands-on experience with Cisco routing, switching, firewalls, VPNs, intrusion detection/prevention systems, and enterprise-level backbone networks.

Senior Network Engineer- AI Focus

As part of the infrastructure team, you will play a key role in designing, implementing, maintaining, and troubleshooting secure and scalable networks across classified and high-performance computing (HPC) environments. This role supports complex computing environments, involving high-speed data transport, system interconnectivity, and integration of advanced technologies in support of real-world mission success.

Network Engineer - TS/SCI with Poly

Ability to troubleshoot network issues and failures and follow best practices and troubleshooting methodology to quickly assess current situations, find solutions, and implement changes to correct and/or update network topologies to ensure stability and functionality. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.

Telecommunications Engineer Jobs in Maryland

Senior Network Engineer CACI

Network Engineer (All Levels) Adaptic

Network Engineer Full Scope Poly - 173570 Zp Group Llc

Network Engineer 3 Verite Group, Inc.

Network Engineer Full Scope Poly - 1735 - 177431 Zp Group Llc

Senior Network Security Engineer (SDN / Multi Enclave) Peraton Inc

Network Engineer - TS/SCI POLY TalentOps

Senior Network Engineer with Poly Bigbear.ai

Sr. Network Engineer Astrion

RAN Wireless NOC Engineer AST & Science LLC

Infrastructure Engineer 2 Itezz

Senior Audio-Visual/Multimedia Engineer Quantum Sky

Systems Engineer CACI International Inc.

Junior Electrical Engineer Salas O'Brien Engineers Inc

Systems Engineer/Administrator - TS/SCI w/ Poly Parsons

NS-Tactical Network Engineer NETSEA Technologies

Network Engineer - TS/SCI FSP Zp Group Llc

Senior Network Engineer- AI Focus TalentOps

Network Engineer - TS/SCI with Poly TalentOps

Network Engineer - TS/SCI w/Poly GD Information Technology

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