Network Architect Essnova Solutions, Inc.Network ArchitectWashington, DCMust have at least 9 years’ experience working with network infrastructure and cloud network technologies (i.e., Routing, Switching, Virtual Private Cloud (VPC), Virtual Network, NAT Gateways, VPN Gateways, Route53, DNS, Traffic Manager, Network Load Balancer, Application Gateway, Custom Route Tables, User Defined Routes, AWS Direct Connect and Azure ExpressRoute). Provide expertise with Azure and AWS cloud network technologies and equivalents such as Virtual Private Cloud (VPC), Virtual Network, NAT Gateways, VPN Gateways, Route53, DNS, Traffic Manager, Network Load Balancer, Application Gateway, Custom Route Tables, User Defined Routes, AWS Direct Connect and Azure ExpressRoute.
Firewall Engineer LeidosFirewall EngineerArlington, Virginia$92,300–$166,850 / yearAs part of this task order, Leidos will manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers.
Storage Systems Engineer - Secret Clearance PGTEKStorage Systems Engineer - Secret ClearanceFort Meade, MD$130,000–$160,000 / yearYou'll be responsible for maintaining highly available storage infrastructure, supporting mission-critical environments, and ensuring data protection through enterprise backup technologies. This role is ideal for an engineer with extensive experience managing enterprise storage environments, Storage Area Networks (SAN), and Backup & Recovery (BURA) solutions.
Principal Endpoint Security Systems Engineer LeidosPrincipal Endpoint Security Systems EngineerBethesda, Maryland$131,300–$237,350 / yearWorking in a hybrid cloud/on-prem mission environment the engineer will support integration of Linux and Windows hosted mission systems with the endpoint security product and maintaining the scan policies to ensure proper protection of mission systems from external threats. January 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Lead Infrastructure Engineer Shield Consulting SolutionsLead Infrastructure EngineerLaurel, MD$190,000–$200,000 / yearInstall, configure and support mobile cellular and wireless networks to include switches, routers, gateway or functional servers, to support requirements of the scope and scale consistent with campus or system wide networks. Design and implement storage solutions utilizing multiple NetApp clusters to replace current end of life storage systems.
Lead Infrastructure Engineer (Laurel, MD) Shield Consulting SolutionsLead Infrastructure Engineer (Laurel, MD)Laurel, MD$190,000–$200,000 / yearInstall, configure and support mobile cellular and wireless networks to include switches, routers, gateway or functional servers, to support requirements of the scope and scale consistent with campus or system wide networks. Design and implement storage solutions utilizing multiple NetApp clusters to replace current end of life storage systems.
Firewall Engineer Tetrad Digital Integrity LLCFirewall EngineerArlington, VAFull timeThe goal will be to manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers.
Lead Firewall Engineer LeidosLead Firewall EngineerWashington DC, District of ColumbiaJuly 29, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Through the J6 Penetration Handling, Incident, System Health (PHISH) support services task order on the GSM-O contract, we provide IT products, services and solutions to the Pentagon and other DoD offices and agencies for them to meet mission and business requirements.
INFORMATION SYSTEM SECURITY ENGINEER (Must have Active TS/SCI w/CI Poly Clearance) NorthHill TechnologyINFORMATION SYSTEM SECURITY ENGINEER (Must have Active TS/SCI w/CI Poly Clearance)Fairfax, VirginiaInformation Assurance (IA) and Information Security (InfoSec) experience working with Intelligence Community (IC) customers, which includes developing and reviewing security concept of operations, systems security plans, security control assessments, contingency plans, configuration management plans, incident response plans, plan of actions and milestones, risk management plans, vulnerability and compliance scanning, and/or vulnerability management plans. The candidate will contribute to the team’s successful Assessment and Authorization (A&A) process activities (ICD-503 RMF) and related documentation such as security concept of operations, systems security plans, security control assessments, contingency plans, configuration management plans, incident response plans, plan of actions and milestones, risk management plans, vulnerability and compliance scanning, and/or vulnerability management plans.
Senior Storage Systems Engineer (VMware)- 3649546 CTCSenior Storage Systems Engineer (VMware)- 3649546Manassas, VirginiaWith offices in Washington DC and San Diego, CA, CTC is a leading technology company providing lifecycle IT, data analytics, cloud managed hosting services, agile software development, DevOps, Test Automation, Cyber Security, and infrastructure solutions. Required Experience & Expertise in the following areas : In depth knowledge of network switching in Dell Blade systems and Firewall Management for Virtual Infrastructures.
Storage Systems Engineer - Secret clearance PGTEKStorage Systems Engineer - Secret clearanceFort Meade, MD$130,000–$160,000You'll be responsible for maintaining highly available storage infrastructure, supporting mission-critical environments, and ensuring data protection through enterprise backup technologies. This role is ideal for an engineer with extensive experience managing enterprise storage environments, Storage Area Networks (SAN), and Backup & Recovery (BURA) solutions.
DevOps Engineer- CI Poly - $200K+ stanleyreidDevOps Engineer- CI Poly - $200K+Fairfax, VirginiaVirtualization, CephFS, IBM GPFS, SANS, HP and IBS storage, Gluster, Docker, Kubernetes, CI/CD pipelines, Puppet, Chef, Bash, Csh, Perl, Python, Ruby and all sorts of Cloud technologies (not just AWS). the tech stack here is large and complex: thousands of servers in a world-wide distributed environment, RedHat, CentOS, Juniper and CISCO networks.
NewVMware System Engineer (TS/SCI with Full Scope Polygraph) Macpower Digital Assets Edge Private LimitedVMware System Engineer (TS/SCI with Full Scope Polygraph)Annapolis Junction, MD$140,000–$190,000 / yearThe ideal candidate is a Maryland resident holding an active Top Secret/SCI Clearance with Full Scope Polygraph , with proven expertise in VMware vCenter and system administration , and hands-on experience with Cisco switches, VPNs, VLANs, and server deployment . Position Description: The VMware Engineer will lead architectural design, system migration, and administration of VMware environments, ensuring secure, optimized, and scalable operations .
Senior Security Operations Engineer Tri -Force Consulting ServicesSenior Security Operations EngineerWashington, WashingtonManage enterprise log management and security monitoring platforms, ensuring collection, normalization, retention, and analysis of security-relevant telemetry across servers, endpoints, applications, cloud platforms, and network devices. The Senior Security Operations Engineer is responsible for architecting, implementing, configuring, administering, tuning, and operationally managing enterprise cybersecurity technologies within complex production environments.
ETS Senior Storage Systems Engineer- 3622925 CTCETS Senior Storage Systems Engineer- 3622925Manassas, VirginiaWith offices in Washington DC and San Diego, CA, CTC is a leading technology company providing lifecycle IT, data analytics, cloud managed hosting services, agile software development, DevOps, Test Automation, Cyber Security, and infrastructure solutions. Required Experience & Expertise in the following areas : In depth knowledge of network switching in Dell Blade systems and Firewall Management for Virtual Infrastructures.
Senior Storage Systems Engineer- 3649536 CTCSenior Storage Systems Engineer- 3649536Manassas, VirginiaCoordinate with client Management, staff, Project Managers, vendors, clients, customers, senior staff, information systems professionals, and non-technical users to support project execution, customer service, status reporting, and effective oral and written communication. Expert knowledge of Microsoft File NAS, including managing, modifying, applying, and troubleshooting share permissions, Windows NTFS folder and file permissions, ACLs, and access for Active Directory groups and users.
Forescout Engineer - Active Ts/Sci With CI Poly ENS Solutions, LLCForescout Engineer - Active Ts/Sci With CI PolyWashington, DCENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Experience with network engineering, including physical or logical such as installation and activation of ports, configuration of switches, and LANS, VLANS, and network FW, or appliances or network administration services such as Active Directory, Guests LANS, and domain management.
Suricata Engineer - Active Ts/Sci With CI Poly ENS Solutions, LLCSuricata Engineer - Active Ts/Sci With CI PolyReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities or 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.
Platform Infrastructure Engineer NCyberPlatform Infrastructure EngineerColumbia, Maryland$116,587–$154,200 / yearFull timeYou'll work closely with software engineers, network engineers, security engineers, and technical leadership to deliver reliable, scalable infrastructure while helping modernize our architecture toward cloud-native and hybrid-cloud environments. Overview: Ncyber is seeking a Platform Infrastructure Engineer to design, build, automate, and maintain the infrastructure that powers mission-critical software systems supporting the National Security Community.
Unified Communications Engineer PeratonUnified Communications EngineerWashington, D.C.$135,000–$216,000 / yearFull timeThe ideal candidate will possess deep expertise in secure voice, video teleconferencing (VTC), VoSIP, H.323/SIP architectures, and classified communications environments supporting national security missions. The successful candidate will collaborate closely with cybersecurity, TEMPEST, TAPS, facilities, and Intelligence Community working groups to ensure communications systems meet all operational, technical, and security compliance requirements.