Network Security Engineer The Brixton Group, Inc.Network Security EngineerCharleston, SCRemoteThe successful candidate will drive critical issues to closure while improving reliability and user connectivity within a challenging network security ecosystem. Resolve production issues involving Palo Alto Networks, GlobalProtect, Zscaler, CrowdStrike, and Tanium platforms.
Systems & Network Security Engineer Lumos Networks Corp.Systems & Network Security EngineerCharleston, SC$116,025–$140,000 / yearPreferred Experience: Experience with asset discovery and logical asset managementSolid understanding of authentication and identity technologies (IAM, SSO, RADIUS, TACACS+, AD/LDAP/Kerberos)Experience with compliance frameworks, particularly NIST CSF, NIST 800-53, and/or ISO 27001Experience with administration of Splunk, Splunk ES or other SIEM platformsFamiliarity with Infrastructure as Code and automation tools (Terraform, Ansible, git)Familiarity with AWS, Microsoft Azure, and Office 365 security controls (e.g., IAM, PIM, Identity Governance, Azure Policies, Entra, Intune, DLP, IaaS)Familiarity with EDR/MDR/XDR platformsExperience with security incident responseStrong understanding of operating systems and command line administration at all levels. Strong understanding of TCP/IP networking protocols at all layers of the OSI stackUnderstanding of the HTTP protocol, Web Application Firewall (WAF) technologies, BurpSuite testing, and APIsUnderstanding of PKI, SSL/TLS, and cryptographic functionsExperience working in micro-segmented environmentsComfortable with regular expressions.
Sr Network Engineer Scientific Research CorporationSr Network EngineerNorth Charleston, South CarolinaFull timeExperience with advanced routing and enterprise network technologies such as BGP, OSPF, IS IS, MPLS, Segment Routing, EVPN/VXLAN, QoS, VPN, and high availability network architectures. Experience supporting formal change control, maintenance windows, installation readiness reviews, test events, and post implementation validation (PITCO, SOVT, Engineering Design Reviews, etc).
Principal Engineer, Core Network Wideopenwest NetworksPrincipal Engineer, Core NetworkCharleston, South CarolinaRemoteIn this highly impactful role, you will drive the evolution of next-generation networking technologies — including Segment Routing — while leveraging deep expertise in OSPF, ISIS, BGP, and MPLS to solve complex connectivity challenges at scale. As a Principal Engineer, you’ll play a critical role in shaping network strategy, ensuring stability and performance across enterprise-grade environments, and mentoring engineering talent to elevate the organization’s technical capabilities.
Network Engineer Scientific Research CorporationNetwork EngineerNorth Charleston, SCScientific Research Corporation is an advanced information technology and engineering company that provides innovative products and services to government and private industry, as well as independent institutions. Working as part of a team responsible for the design, installation, configuration, and maintenance of network/system devices and other associated components.
Network Engineer Science Applications International CorpNetwork EngineerSCRemote$120,001–$160,000 / yearConfigure and manage dynamic routing protocols (e.g., BGP, OSPF) and support backhaul technologies for communication systems like Land Mobile Radio (LMR). Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services.
Principal Engineer, Core Network WideOpenWestPrincipal Engineer, Core NetworkCharleston, South CarolinaRemoteIn this highly impactful role, you will drive the evolution of next-generation networking technologies — including Segment Routing — while leveraging deep expertise in OSPF, ISIS, BGP, and MPLS to solve complex connectivity challenges at scale. As a Principal Engineer, you’ll play a critical role in shaping network strategy, ensuring stability and performance across enterprise-grade environments, and mentoring engineering talent to elevate the organization’s technical capabilities.
Senior Network Engineer - Conus NexGen Data SystemsSenior Network Engineer - ConusCharleston, SCNexGen Data Systems is seeking a Senior Network Engineer to serve as key personnel and technical authority for CONUS region network operations, providing expert-level troubleshooting, technology evaluation, and strategic guidance for approximately 70+ MTF locations across continental United States. The scope of this project is to provide LAN/WLAN network sustainment and operations services to the MHS MTFs and related activities, including DHA headquarters and training locations, inside the continental United States.
NewNetwork Provisioning Engineer (Layer 2) Lumos Networks Corp.Network Provisioning Engineer (Layer 2)Charleston, SC$74,340–$87,000 / yearCollege degree in Engineering or a related field and 3-5 years professional level experience; or 6+ years professional level related Engineering/Technical experience; or an equivalent combination of education and professional level related Engineering/Technical experience. About Segra: Segra owns and operates a wide and dense fiber-optic infrastructure footprint that provides state-of-the-art connectivity, cybersecurity, voice, cloud and colocation solutions, all backed by industry-leading service and reliability.
Security Designer HDR, Inc.Security DesignerCharleston, SCIn the role of Security Designer, we'll count on you to: The Telecommunications/Security Specialist will be expected to complete a variety of project tasks including but not limited to the following: Produce floor plans, device layouts, riser diagrams, details, and system schematics for telecommunications, access control, video surveillance, intrusion detection, and perimeter protection. Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute.
Junior Security Engineer MaximusJunior Security EngineerCharleston, SCRemoteFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. - Perform basic containment activities, including access changes, application removal, configuration updates, and allow/block list management following established procedures.
Network Infrastructure Engineer Scientific Research CorporationNetwork Infrastructure EngineerNorth Charleston, SCUnderstanding of Data Center Infrastructure, including hot aisle/cold aisle environments, cable ladders, rack installation, and cable managementKnowledge of fiber and copper test equipment, such as Visual Fault Locator (VFL), Fiber Optic Power Meters, CAT5E/CAT6 testers, OTDR, and T-BERD. Coordinating with remote COMSEC custodians to ensure the correct Keymat is ordered ahead of installation, working with local COMSEC custodians to send out appropriate COMSEC device to site.
Network Specialists NexGen Data SystemsNetwork SpecialistsCharleston, SCNexGen Data Systems is seeking a Network Specialists to provide daily on-site network operations support at assigned MTF location, ensuring network infrastructure availability, resolving Tier 0 incidents, and serving as primary 24/7 point of contact for network-related issues. The scope of this project is to provide LAN/WLAN network sustainment and operations services to the MHS MTFs and related activities, including DHA headquarters and training locations, inside the continental United States.
Cyber Security Analyst I Scientific Research CorporationCyber Security Analyst INorth Charleston, South CarolinaFull timePerforming cybersecurity testing, analysis, and reporting by conducting the following: Assured Compliance Assessment Solution (ACAS) scans, Security Technical Implementation Guide (STIG) checks, port scanning, application code review, Risk Management Framework (RMF) control review, and Plan of Action and Milestone (POAM). Supporting the Information System Security Manager (ISSM) and Cybersecurity Lead in meeting all RMF documentation, process, policy, risk assessment, testing, and continuous monitoring requirements per the NIST SP-800 series.
Lead Security Engineer - Remote MaximusLead Security Engineer - RemoteCharleston, SCRemoteFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. If you require assistance at any stage of the employment process-including accessing job postings, completing assessments, or participating in interviews,-please contact People Operations at applicantaccom@maximus.com .
NewRed Team Security Engineer II Millennium CorporationRed Team Security Engineer IICharleston, South Carolina$120,000–$146,000 / yearThis partnership strengthens our ability to deliver results by expanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring our customers continue to receive best-in-class cybersecurity support. Business Development: Assist with Business Development activities as required to support Millennium's strategic business objectives, which may include but not limited to participation in technical interviews, creation of technical documentation, general proposal writing support and proposal color reviews.
Cyber Security Engineer CACICyber Security EngineerNorth Charleston, South CarolinaPay 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. Responsibilities: Translate Risk Management Framework (RMF) categorization results and applicable security control baselines into implementable and testable system security requirements allocated across hardware, software, and networks.
Cyber Security Engineer CACI International Inc.Cyber Security EngineerNorth Charleston, SC$78,000–$163,800 / yearPay 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. Responsibilities: Translate Risk Management Framework (RMF) categorization results and applicable security control baselines into implementable and testable system security requirements allocated across hardware, software, and networks.
Cyber Security Engineer - Ts/Sci Clearance | Charleston, SC Cambridge International SystemsCyber Security Engineer - Ts/Sci Clearance | Charleston, SCCharleston, SCAs a Cyber Security Engineer, you will play a critical role in in monitoring, analyzing, and detecting cyber events and incidents within information systems and networks, that serve U.S. government missions at the Cambridge Customer Site. Support integrated cyber defense operations aligned with organizational risk management frameworks; maintain security tools to enable continuous monitoring and RMF/NIST authorization activities.
Information System Security Specialist II Goldbelt, Inc.Information System Security Specialist IICharleston, South CarolinaFull timeThree (3) years of experience in developing public, private, hydrid, or multi-Cloud Computing solutions within a Software as a Service, Platform as a Service, and/or Infrastructure as a Service platform to enable data, servers, networks, storage, development tools, and/or applications through a cloud computing environment. The Specialist, Information System Security II performs intermediate-level cybersecurity engineering and compliance activities supporting cloud, virtualization, and enterprise modernization initiatives within the DHA CIMPLE environment.