Network Engineer 3 (TG) Northrop Grumman CorpNetwork Engineer 3 (TG)Annapolis Junction, MD$169,000–$265,600 / yearImplement specific network solutions to support server requirements to include load-balancing, VPN''s, firewall contexts, Traffic Shaping Voice over IP (VoIP), GRE Tunneling, IP Security (IPSec), IP Encryption, Media over IP (MolP), and network address translation (NAT) where appropriate. Performs engineering analysis of telecommunications alternatives in support of strategic modernization efforts and telecommunications enhancement design for medium and large-scale telecommunication infrastructures.
Network Engineer Abile Group, Inc.Network EngineerSpringfield, VirginiaWith significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities. Abile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005.
Senior Network Engineer Abile Group, Inc.Senior Network EngineerQuantico, VirginiaAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.
Sr. Network Engineer NewGen TechnologiesSr. Network EngineerLorton, VirginiaFamiliarity with network hardware and software, including routers, switches, load balancers, and network operating systems (e.g., Cisco, Juniper), as well as Azure networking components like virtual networks, subnets, VPN gateways, and Azure ExpressRoute. As a Network Engineer , you will be responsible for providing senior-level support for their network infrastructure, with a focus on LAN/WAN designs, configurations, management, and Azure networking.
Network Engineer MUST NOW HAVE TS/SCI CLEARANCE Select Search AssociatesNetwork Engineer MUST NOW HAVE TS/SCI CLEARANCELorton, VirginiaFamiliarity with network hardware and software, including routers, switches, load balancers, and network operating systems (e.g., Cisco, Juniper), as well as Azure networking components like virtual networks, subnets, VPN gateways, and Azure ExpressRoute. As a Network Engineer, you will be responsible for providing senior-level support for our network infrastructure, with a focus on LAN/WAN designs, configurations, management, and Azure networking.
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 Design Engineer - Access NewGen TechnologiesNetwork Design Engineer - AccessChantilly, VirginiaNewGen Technologies has an opening for a Design Engineer (Access) to support the customer’s various WAN and LAN networks, in providing network design, upgrades and config support to the architecture team; act as subject matter expert in WAN and LAN technologies and vendors; support customer’s intra- and inter- net and other data communications systems or segments of networked system; and by Providing tiered support as required. Experience using complex network analysis tools to identify and correct problems in the network while maintaining logs and records associated with reported problems or situations.
Cloud Security Architect Revolutional, LLCCloud Security ArchitectWashington, DCRemote$180,000–$210,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. Minimum of 10 years of Information Security experience, of which at least 5 years are Cybersecurity and Cloud Security experience at a large Government agency comparable in size/scope to GSA, IRS, DoD, or VA.
Software Engineer (SharePoint / Full Stack Developer) Staffed4USoftware Engineer (SharePoint / Full Stack Developer)Herndon, VirginiaYou'll work alongside experienced engineers using modern cloud technologies, Agile methodologies, DevSecOps practices, and enterprise collaboration tools while developing secure applications that directly support national security missions. We are seeking an experienced Software Engineer to support the full software development lifecycle for mission-critical enterprise applications supporting the Intelligence Community.
Cybersecurity IAM Architect - Staff Engineer OneMain (Formerly Springleaf & OneMain Financials).Cybersecurity IAM Architect - Staff EngineerBaltimore, MDDefine secure design patterns for AI agent identities, non-human identities, workload identities, service accounts, API access, secrets, delegated authority, and agent-to-tool interactions. Strong understanding of LLMs, AI, and GenAI solutions, including agentic AI, MCP/tool hardening, non-human identity governance, agent-to-tool authorization, delegated access, and auditability of agent actions.
Staff DevOps Engineer Ad HocStaff DevOps EngineerMc Lean, VARemote$130,000–$150,000 / yearWe partner with these agencies to build new capabilities, deliver products, establish data as a strategic asset for informed decision-making, modernize legacy systems, and build the digital service infrastructure necessary to scale their mission impact. You will partner closely with software engineers, architects, security engineers, and program leadership to automate software delivery, improve system reliability, and drive operational excellence through modern DevSecOps practices.
Radiant Logic Engineer - TS/SCI with CI POLY ENS Solutions, LLCRadiant Logic Engineer - TS/SCI with CI POLYReston, VASince 2014, ENS Solutions has been a trusted partner for the Department of Defense (DoD) and Intelligence Community (IC), providing innovative solutions in the core competency areas of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, Systems Engineering, Program/Project Management and IT support. As a Systems Engineer supporting the Government, you will be trusted with supporting an enterprise - wide Identity, Credential, and Access Management (ICAM) implementation effort, as well as Identity Access Management (IAM) solutions and systems to facilitate User Life-Cycle Management.
Hybrid Cloud Engineer ECLAROHybrid Cloud EngineerWashington DC, DC$130,000–$140,000 / yearCloud Operations & Reliability: Experience designing highly available systems using Azure-native tools for monitoring, backup, disaster recovery, and cost optimization. Virtualization & Core Infrastructure: Deep expertise in VMware (vSphere, ESXi, NSX, vCenter, SRM) and enterprise compute, storage, networking, and Active Directory.
Cyber Engineer - Identity Management Lead GuidehouseCyber Engineer - Identity Management LeadArlington, VirginiaA career in an integrated team of developers and consultants provides the opportunity to grow and contribute to our clients' business issues every day, applying a collection of security spectrum capabilities, including security strategy and governance, IT risk, security technologies, and cybercrime and breach response. Must bring deep expertise in ICAM /IAM principles, with hands-on experience on industry-leading security platforms, and a strong understanding of emerging trends and government-driven maturity frameworks (CISA Zero Trust Maturity Model(s) and DoD Zero Trust Strategy).
NewSIEM Administrator/Engineer Science Applications International CorpSIEM Administrator/EngineerWashington, DC$80,001–$120,000 / yearConfigure, manage, and troubleshoot enterprise log ingestion pipelines, including syslog, Windows Event Collection/Forwarding, Splunk forwarders, Elastic agents, network and security devices, applications, databases, cloud services, and APIs. Strong Linux command-line skills and working knowledge of Windows/Linux systems, networking, and common protocols such as TCP/IP, DNS, HTTP/HTTPS, TLS, and syslog.
Windows Systems Engineer VTGWindows Systems EngineerHerndon, VirginiaFull timeOverview: We are seeking an experienced Windows Systems Engineer to support a mission-focused enterprise environment, responsible for designing, implementing, and maintaining Windows-based infrastructure and enterprise cybersecurity platforms, including Trellix security solutions. • Experience with Trellix Endpoint Security (ENS), ePolicy Orchestrator (ePO), Endpoint Detection and Response (EDR), Threat Intelligence Exchange (TIE), and Data Exchange Layer (DXL).
High Speed Guard Engineer CACIHigh Speed Guard EngineerSpringfield, VirginiaOur TCS team delivers innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at multiple locations worldwide to support the NGA mission. Our TCS team provides innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of transport and cybersecurity IT services on multiple networks and security domains, at multiple locations worldwide to support the NGA mission.
High Speed Guard Engineer Valiant Solutions, LLCHigh Speed Guard EngineerSpringfield, VirginiaFull timeBy submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as, personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. 5000, Washington Technology’s Fast 50, and Washington Business Journal’s Best Places to Work in the D.C. area, Valiant Solutions prides itself on providing its employees with great benefits and career development opportunities.
Dev(Sec)Ops Developer/Engineer CSIDev(Sec)Ops Developer/EngineerReston, VirginiaCloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console), Microsoft Azure. Certifications: We prefer one or more of the following certifications: AWS Cloud certifications (e.g., AWS Certified Cloud Practitioner, AWS Certified SysOps Administrator, AWS Certified DevOps Engineer, AWS Certified Big Data, AWS Solutions Architect); Microsoft Azure certifications; Professional Cloud Solutions Architect.
Software/Applications Architect/Developer/Engineer CSISoftware/Applications Architect/Developer/EngineerChantilly, VirginiaCloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console), Microsoft Azure. Depending on current team needs, responsibilities may include: identify and document system scope and objectives; design, code, test, debug, and document new programs; prepare detailed specifications; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers.