Network Engineer PeratonNetwork EngineerLaurel, Maryland$146,000–$234,000 / yearFull timeOur team provides full spectrum network connectivity including architecture, engineering, development, integration, deployment, configuration management, project management and network security services to the global enterprise, as well as systems and cloud engineering services for application modernization and transition of legacy applications into hybrid cloud platforms. Benefits: Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan.
Senior Network Engineer, Sovereign Operations, Public Sector GoogleSenior Network Engineer, Sovereign Operations, Public SectorReston, VAWe focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions. Team members have numerous opportunities for technical growth working with advanced networking protocols, container orchestration technologies, configuration management at scale, and incident triage and resolution.
Networking Security Engineer II CACI International IncNetworking Security Engineer IIColumbia, MD$120,800–$265,800 / 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. Bachelor's degree in Communications Engineering, Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Mathematics, or related disciple from an accredited college or university is required.
Linux Systems Network Engineer - HYBRID The Josef GroupLinux Systems Network Engineer - HYBRIDSterling, VirginiaLinux Systems and Network Administration: Proven ability to manage and troubleshoot Linux environments with a focus on secure and optimized network setups. The candidate must be able to work seamlessly within government spaces and independently prioritize tasks in a time-effective manner while reporting status updates to both internal program managers and government customers.
Senior Network Engineer Tyto Athene, LLCSenior Network EngineerWashington, Washington, DC$145,000–$165,000 / yearFull timeComponents, technologies, and protocols for which the candidate will be responsible for network operations include, but are not limited to: Cisco Routers: 800, ASR 1000 and Switches: 6500, Nexus 5000, 7000, 9500. Description: Quantum Sky is searching an experienced Senior Network Engineer to support a federal government client's network and system security and engineering efforts.
Network Engineer Level 5 Omm IT SolutionsNetwork Engineer Level 5Woodlawn, MarylandA Bachelorâs degree and 14+ years of relevant work experience with at least 5 years in engineering complex network systems; OR a Masterâs degree and 12 years of relevant work experience; OR a Ph. Configure and maintain Virtual Private Network (VPN), Network Admission Control (NAC), Cisco Identity Service Engine (ISE), Cisco NEXUS, Cisco ASR.
Network Engineer Staffed4UNetwork EngineerAnnapolis Junction, MarylandThe ideal candidate will bring deep experience supporting LAN, CAN, and WAN environments, along with the ability to design and maintain secure, high-performing network architectures that support mission operations. Implement network solutions supporting server requirements, including load balancing, VPNs, firewall contexts, traffic shaping, VoIP, GRE tunneling, IPSec, IP encryption, Media over IP, and NAT.
Network Engineer Level 4 Omm IT SolutionsNetwork Engineer Level 4Woodlawn, MarylandBachelorâs Degree in Information Systems/Computer Science or related field and 7 years of relevant work experience; OR Masterâs Degree and 5 year relevant work experience; OR 11 years of relevant work experience in lieu of a degree. Responsible for the design improvement, operation, and maintenance of the Network Admission Control (NAC) system for use on WLAN and Virtual Private Networking (VPN) access.
NewSenior Specialist, Network Plan Engineer L3Harris Technologies IncSenior Specialist, Network Plan EngineerHerndon, VA$102,000–$189,000 / yearThe Network Planning Engineer will work closely with cross-functional engineering team including software, integration, test, cybersecurity, and corporate IT teams to ensure reliable and secure operation of services and applications. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Senior Customer Engineer, National Security, Google Public Sector Google LLCSenior Customer Engineer, National Security, Google Public SectorReston, VAWe focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions. Own the technical relationship with partners, empowering them to drive a successful pilot or proof of concept, support partners drive toward customer acceptance of the technical proposal, leading to an agreement, and work with partners during the migration phase to assure they have all the tools necessary to deliver a successful deployment.
Senior Cloud Platform Security Engineer CoStar Group IncSenior Cloud Platform Security EngineerArlington, VACloud Security and Guardrails: Enforce security posture across AWS, GCP, and Azure through preventative controls (SCPs, organization policies, IAM guardrails) and detective controls (Wiz, native cloud security services). Our product platform security engineering group builds and operates centralized controls using infrastructure as code, scripting, and API integrations to scale security across all web applications in a consistent manner.
Forward Deployed Security Engineer OpenAI LLCForward Deployed Security EngineerWashington, DCFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. We're looking for motivated, tenacious, and curious people who will work closely with engineering teams to ensure our infrastructure deployments are highly secure against our adversaries.
Information System Security Engineer MarkonInformation System Security EngineerChantilly, Virginia$150,000–$180,000 / yearFull timeDevelop and maintain cybersecurity documentation supporting RMF and Assessment & Authorization (A&A) activities, including System Security Plans (SSPs), Security Assessment Reports (SARs), Plans of Action and Milestones (POA&Ms), risk assessments, and related artifacts. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Low Voltage Cabling Design Engineer, Network Infrastructure Design & Deployment Amazon.com IncLow Voltage Cabling Design Engineer, Network Infrastructure Design & DeploymentAlexandria, VAWe are currently expanding our Network Infrastructure Design & Deployment (NIDD) team within Amazon Dedicated Cloud (ADC) and are looking for a proven subject matter expert (SME) with experience in designing and planning copper and fiber network solutions, cabling pathways and vision to take AWS Data Centers to the next level. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
Forward Deployed Security Engineer OpenAIForward Deployed Security EngineerWashington, District of ColumbiaFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. We’re looking for motivated, tenacious, and curious people who will work closely with engineering teams to ensure our infrastructure deployments are highly secure against our adversaries.
Principal Information Security Engineer ClarityPrincipal Information Security EngineerFort Meade, MD$117,000–$292,000 / yearClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Maintain communication with project engineers on the implementation of security controls and policy enforcement turning Risk Management Framework security controls into technical requirements for delivery by software and platform engineers.
Security Engineer Acuity INCSecurity EngineerUNAVAILABLE, DCHave skill sets to perform computer incident response and remediation practices as outlined in NIST 800-61 (Computer Security Incident Handling Guide) and DHS 4300A Sensitive Systems Policy Handbook, Attachment F Incident Response. Provide hands-on technical subject matter expertise with respect to setting up and administering Fortify SSC, Fortify Security Assistant IDE Plugin, OWASP ZAP, and Audit Workbench.
Instrumentation and Controls Engineer - Network Communications Mpr Associates, Inc.Instrumentation and Controls Engineer - Network CommunicationsAlexandria, VirginiaDuties/Responsibilities: The I&C Engineer – Network Communications, is expected to have a broad range of skills, duties, and responsibilities, including: Provide technical experience and leadership in control system engineering, focusing on the design, implementation, programming/ configuration, commissioning, testing, and troubleshoot of Industrial Control Systems (ICS) with an emphasis on networked communication architectures. At least 5 years of directly related I&C experience working in a project/systems engineering role, including demonstrated experience with the following: Industrial Control Systems such as Distributed Control Systems (DCS) and/or Programmable Logic Controller (PLC) systems and control system devices, computers, communications, and networks.
Staff Security Engineer Alarmcom Holdings IncStaff Security EngineerTysons, VA$167,500–$180,500 / yearOur comprehensive suite of solutions-including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness-is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.
Senior Network Engineer ValidaTekSenior Network EngineerArlington, VirginiaOur commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. Maintain virus definitions, patch versions and Department of Defense (DoD) Security Technical Implementation Guides (STIG) levels on all network servers and workstations.
Network Engineer - Mid Guidehouse IncNetwork Engineer - MidWashington, DC$98,000–$163,000 / yearThis role requires a hands-on network engineering professional responsible for supporting enterprise network infrastructure, maintaining operational readiness, troubleshooting connectivity issues, and assisting with modernization initiatives across mission-critical environments. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Network Engineer - Senior Guidehouse IncNetwork Engineer - SeniorWashington, DC$98,000–$163,000 / yearThe ideal candidate combines deep networking expertise with operational experience supporting routed and switched environments, network security technologies, classified infrastructures, virtualization platforms, and modernization initiatives. This role requires a hands-on network engineering professional capable of designing, implementing, securing, and supporting enterprise network infrastructure that enables mission-critical operations across geographically distributed environments.
Network Engineer JCS Solutions LLCNetwork EngineerJoint Base Andrews, MD$105,000–$114,000 / yearThis individual will support daily network operations, incident response, infrastructure upgrades, vendor coordination, and cybersecurity initiatives while ensuring the availability and security of enterprise networks. The ideal candidate is a highly skilled network professional with expertise in Cisco technologies, network security, Layer 2 and Layer 3 networking, and DoD compliance requirements.
Cisco ISE Network Engineer CDW CorpCisco ISE Network EngineerMcLean, VA$140,000–$155,000 / yearDetermines specifications for and manages the cost analysis, purchase, testing, installation, support, and quality assurance review of network communications, including LAN/MAN/WAN systems and platforms. Duties may include providing specifications and detailed schematics for network architecture; providing information for hardware and software selection; and tools for the most efficient solution to meet business needs, including present and future capacity requirements.
Network Engineer Applied Network SolutionsNetwork EngineerChantilly, VA$100,000–$200,000 / yearRequired qualifications include the following: Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2. Experience specific to network engineering to include Tier III or higher network operations and/or network design and implementation. Develop secure network designs including configurations that align with Defense Information Security Agency (DISA) Security Technical Implementation Guides (STIGs) and enterprise policies.
Sr. Network Engineer Applied Network SolutionsSr. Network EngineerChantilly, VA$100,000–$200,000 / yearMust be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2. Experience specific to network engineering to include Tier III or higher network operations and/or network design and implementation. Use our private test lab to evaluate new technologies and capabilities, test proposed changes to production networks, and recreate troubleshooting scenarios to support the production enterprise network.
Senior Network Engineer - DHA Ne&S ASRC Federal Holding CompanySenior Network Engineer - DHA Ne&Sarlington, VAIdentifies and resolves larger, more complex LAN/WLAN/WAN network problems and issues, researches network-level problems using network management tools and is responsible for providing high-level installation, configuration, documentation, management and troubleshooting of LAN/WLAN/WAN communication equipment for all DHA networked facilities. Advises and consults with government staff, agencies and other contractor representatives involved with LAN/WLAN/WAN design, network implementation, network deployment, and network management to ensure the LAN/WLAN/WAN adequately supports the MHS mission and provides optimal performance.
Cleared Network Engineer PeratonCleared Network EngineerChantilly, Virginia$135,000–$216,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan . Associates degree in Engineering or Computer Technology and 10 + years of experience; OR Bachelor’s degree in Engineering or Computer Technology and 8 + years of network engineering experience; OR Master’s Degree and 6 + years of network engineering experience.
NewSr. Security Engineer INSPYR SolutionsSr. Security EngineerFulton, MD$68–$75 / hourInformation collected and processed through your application with INSPYR Solutions (including any job applications you choose to submit) is subject to INSPYR Solutions’ Privacy Policy and INSPYR Solutions’ AI and Automated Employment Decision Tool Policy: https://www.inspyrsolutions.com/policies/ . Relevant certifications (e.g., Security+, CEH, GCIA, GCIH, Azure Security Engineer, AWS Security Specialty, Certified Kubernetes Security Specialist (CKS) or Certified Kubernetes Administrator (CKA)).
Lead Security Engineer Ardent Management ConsultingLead Security EngineerRockville, MDOur teams support the federal government's most critical national security and defense priorities, helping protect the nation, strengthen resilience, and advance the technologies and capabilities that keep America secure. Position Description: Ardent is seeking a Lead Security Engineer to provide technical leadership in designing, implementing, and maintaining secure systems across enterprise environments.
Lead Security Engineer ArdentMCLead Security EngineerRockville, MDOur teams support the federal government's most critical national security and defense priorities, helping protect the nation, strengthen resilience, and advance the technologies and capabilities that keep America secure. Position Description: Ardent is seeking a Lead Security Engineer to provide technical leadership in designing, implementing, and maintaining secure systems across enterprise environments.
(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly) TopClearedRecruiting(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly)Chantilly, VirginiaCoordinating with various contractor and staff personnel to obtain the A&A content, as well as working with various customer security organizations to navigate the customers A&A process in order to achieve Authority to Develop (ATD), Interim Authority to Operation (IATT), as well as Authority to Operate (ATO). Basic knowledge is helpful, but not required for the following general topics: Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management, and Security Development and Operations (SecDevOps).
Infrastructure Security Engineer SpaceXAIInfrastructure Security EngineerWashington, DC$100,000–$258,000 / yearThis role focuses on securing critical infrastructure across multi-cloud and hybrid environments, with work that may span platforms such as SpaceXAI, X Social, X Money and related systems. Experience with observability and security operations tooling (e.g., Prometheus, Grafana, CloudWatch, Karma; SIEM platforms such as Wazuh).
Network Engineer Level 3 WOOD Federal SolutionsNetwork Engineer Level 3Ft. Meade, MD$175,000–$225,000 / yearIn lieu of a Master’s degree a Bachelor’s degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years relevant professional experience providing Network Engineering support may be substituted for a total of 12 years. Required Education & Years of Experience: A Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university and ten (10) years of relevant professional experience providing Network Engineering support and training commensurate with network engineering curriculum.
Network Engineer (NE 0) (Government) AT&T IncNetwork Engineer (NE 0) (Government)Columbia, MD$52,200–$85,600 / yearIn this role, you will play a vital part in keeping our customers' network infrastructure secure, reliable, and efficient-supporting both day-to-day operations and exciting new projects. Project Support: Provide hands-on support for network upgrade projects and initiatives, ensuring smooth implementation and minimal disruption to operations.
Tier III Network Engineer - Expert (Government) AT&T IncTier III Network Engineer - Expert (Government)Mclean, VA$89,200–$198,358 / yearSupports an organization's local area network (LAN), wide area network (WAN), customer networks, Intranet and Internet and other data communications systems or a segment of a network system. This can be a High School degree and 12 years of work history OR an Associate's and 10 years, a Bachelors' and 8 years, a Masters and 6 years or a PhD and 4 years of work history.
Sr. Network Engineer Themis InsightSr. Network EngineerFort Meade, MDThis positions also develops algorithms used in modules or incorporated into models associated with the research and development of technologies and systems involving one or more of the following areas: traditional circuit switched networks; data networks; access technologies; wireless systems; the media to carry such services; the protocols required for the completion of transport and services; operation of networks; management of network resources; provisioning of resources; traffic and/or performance modeling of such networks. In lieu of a Master's degree a Bachelor's degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years relevant professional experience providing Network Engineering support may be substituted for a total of 12 years.
Senior Aruba Network Engineer KNZ Solutions IncSenior Aruba Network EngineerMcLean, VA (DC Metro Area), VAFull timeKNZ Solutions is seeking a highly skilled Senior Aruba Network Engineer with strong experience designing, implementing, and supporting enterprise network environments built on HPE Aruba networking technologies, with a particular focus on Aruba ClearPass. The ideal candidate will possess deep technical expertise across wired and wireless networking, network access control (NAC), authentication services, segmentation, and enterprise network architecture.
Senior Application Security Engineer SGA Inc.Senior Application Security EngineerRockville, MD$87–$90 / hourThis role involves in evaluating security vulnerabilities, security tools, implementing security solutions, and leveraging latest solutions to secure code review capabilities. The main function of senior application security engineer is to plan, coordinate and implement application security practices in each phase of software development life cycle though testing, remediation support, tool evaluation, etc.
DHS Information Systems Security Engineer OneZero SolutionsDHS Information Systems Security EngineerWashington, DCFull timeOneZero Solutions is on contract to provide division-wide support for Federal Information Security Modernization Act (FISMA) compliance, execution of the Risk Management Framework (RMF) process to achieve and maintain Authority to Operate (ATO) security authorizations, and deliver cyber security compliance for DHS operational mission systems. We are looking for personnel to support our DHS customer in achieving its mission of providing division-wide cyber security support for operational mission systems and assisting programs as they navigate the ATO process.
IT & Cyber Security Engineer LaserShipIT & Cyber Security EngineerWashington, DCRemote$125,600–$157,000 / yearThe Must-Haves: Bachelor's degree or equivalent experience8+ years of relevant experience in cybersecurity, information security, IT security, or a related fieldKnowledge of compliance and regulatory frameworksExperience with penetration testing and security assessmentsExperience implementing and maintaining security policies, procedures, and controls. Founded in 1986, OnTrac has evolved into the leading provider of same-day and next-day delivery services in the U.S. for premier e-commerce and product-supply businesses, including five of the largest retailers in the U.S. Location: Remote - This position may be performed remotely in states where the company is authorized to employ individuals.
Senior Cloud & Security Engineer UnacastSenior Cloud & Security EngineerAshburn, VARemote$130,000–$170,000 / yearAs AI tools become embedded in engineering workflows, this role will support Unacast's responsible adoption of AI by helping define approved tools, appropriate use of company and customer data, and guardrails to protect against data leakage, prompt injection, and other AI- specific risks. Educate engineering and non-technical teams on safe AI practices, including prompt hygiene, awareness of prompt injection and data exfiltration risks, and secure use of agentic tools perform actions within company systems.
Corporate Infrastructure & Security Engineer Blue EnergyCorporate Infrastructure & Security EngineerChevy Chase, MarylandWe also pair natural gas with nuclear at our sites, so customers can start receiving power from gas turbines right away and then switch over to clean nuclear power once it comes online - getting energy to the grid faster while nuclear is being built. Instead of constructing each plant on-site from scratch - a process that takes 10-15 years and is too expensive and unpredictable to finance - we build our plants like ships: in a factory, on an assembly line, then transport and assemble them at the site.
Sovereign Cloud Security Engineer Expert SAP SESovereign Cloud Security Engineer ExpertReston, VAOriginally known for leadership in enterprise resource planning (ERP) software, SAP has evolved to become a market leader in end-to-end business application software and related services for database, analytics, intelligent technologies, and experience management. You will be engaging with existing infrastructure and product experts to help build up a globally distributed team of highly motivated individuals responsible for the secure deployment, upgrade and lifecycle management of the Sovereign Cloud non-production security infrastructure.
5G Cyber Security Engineer (Active TS/SCI Clearance) NANA Regional Corporation Inc5G Cyber Security Engineer (Active TS/SCI Clearance)Fort Meade, MD$140,000–$150,000 / yearPrevents the compromise of privileged account credentials from cyberattacks, promote credential hygiene and cybersecurity best practices, while ensuring systems/services comply with DoD cybersecurity requirements. For our government customers, Compass Point delivers a broad range of skilled IT services, including data-centric services, software development, IT infrastructure modernization, managed IT services, and more.
Cyber Security Engineer SME Abacus TechnologyCyber Security Engineer SMEWashington, Washington, DCDevelop automation scripts for security monitoring and incident response tasks using tools like Terraform, Ansible, or cloud-native automation tools and implement and maintain security tools and technologies that enhance the overall security posture such as Prisma Cloud CSPM (Cloud Security Posture Management) platform. Experience in assisting responses to external audits, penetration tests, vulnerability assessments, recommending and coordinating application fixes, patch management, risk assessments, and implementing security procedures in the event of a security breach.
Mid-Level Cloud Security Engineer Ennoble FirstMid-Level Cloud Security EngineerReston, VA$125,000–$155,000 / yearIn this role, you will help ensure cloud environments meet Information Assurance (IA) and cybersecurity requirements while assisting with security architecture, Risk Management Framework (RMF) implementation, cloud security engineering, and continuous improvement initiatives. 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+ years of experience supporting IT projects and activities.
Information Systems Security Engineer / ISSE (HPC) AMERICAN SYSTEMSInformation Systems Security Engineer / ISSE (HPC)Arlington, VirginiaFull timeOverview: AMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support RHEL and Windows systems in a High Performance Computing (HPC) environment in Arlington, VA . Responsibilities: As an Information Systems Security Engineer (ISSE) at AMERICAN SYSTEMS, you will: Design and implement enterprise-level security architectures for RHEL systems in a High Performance Computing (HPC) SAP environment .
Cybersecurity/Network Engineer J5 ConsultingCybersecurity/Network EngineerChantilly, VAComply with the Customer’s Risk Management (i.e., cyber security) Framework to ensure that the program addresses and mitigates vulnerabilities and risks identified throughout the lifecycle of the project. It also includes developing updated guidance for online operations and identifying new technologies for potential integration into the Customer’s technology and systems baseline.
Network Engineer- WAN (Sr. Consultant level) Visa Technology and Operations LLCNetwork Engineer- WAN (Sr. Consultant level)Ashburn, VA$152,200–$243,700 / yearDegree in Math, Science, Engineering, or Computer Science, Information Systems or related field OR Bachelor’s degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum two (2) years of experience in a directly related field OR minimum four (4) years of directly related experience. This role plans, designs, and implements networked systems, manages configurations, supports and troubleshoots network problems, and coordinates with vendors for installation of routers, bridges, concentrators, and switches.