Information Systems Security Engineer Level 1 – AI/ML Project TS/SCI w Poly PeratonInformation Systems Security Engineer Level 1 – AI/ML Project TS/SCI w PolyLaurel, Maryland$135,000–$216,000 / yearFull timeApplies system security engineering expertise in one or more of the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning: incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. The Level 1 Information Systems Security Engineer (ISSE) shall possess the following capabilities: Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments.
Cloud Network Architect - Associate Ang SignalCloud Network Architect - AssociateWashington, District of ColumbiaJob description – Cloud Network Architect We are seeking a highly skilled and certified Cloud Network Architect with deep expertise in Amazon Web Services (AWS) and hands-on experience across multicloud environments (Azure, GCP, Oracle). The ideal candidate will have a strong background in designing, deploying, and managing secure, scalable cloud solutions, particularly within the U.S. Federal sector, including FISMA Moderate and High systems.
NewTier II Site Lead LeidosTier II Site LeadReston, VirginiaThe Digital Modernization Sector at Leidos has an opening for a Tier II Site Lead to support the customer’s computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; as well as, analyzing and organizing corresponding hardware and software combined solutions through network modeling. August 24, 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.
Cloud Automation Engineer ATR, LLCCloud Automation EngineerArlington, Virginia$125,000–$170,000 / yearFull timeThe ideal candidate will have a passion for automation, a deep understanding of Infrastructure as Code principles, and the ability to create repeatable, scalable processes that enable rapid and reliable cloud deployments. We are seeking a talented Cloud Automation Engineer to design, build, and maintain automated cloud infrastructure and deployment pipelines across AWS and Azure environments.
Journeyman Network Administrator Strategic Operational SolutionsJourneyman Network AdministratorArlington, VAFull timeMust possess an active DoD 8570/8140 IAT Level II certification at start date, such as:CompTIA Security+Cisco CCNAMicrosoft Windows Server CertificationOther DoD-approved IAT Level II certificationExperience designing, deploying, configuring, and troubleshooting enterprise network environments. The position requires onsite support in Arlington, VA.Description of DutiesPerform troubleshooting for classified and unclassified network connectivity, including VLANs, routing, switch ports, device reachability, IPv4/IPv6 connectivity, and overall network performance.
Enterprise Security Architect, Lead Booz Allen HamiltonEnterprise Security Architect, LeadMcLean, VirginiaWe are seeking an Enterprise Security Architect to design security solutions for clients with complex network, platform, and data-protection needs implementing solutions that withstand advanced cyber threats. In this role, you will apply risk modeling and secure design methodologies to develop tailored controls for client and industry exposures, then translate those designs into practical architectures for network and application deployments.
Software Engineer TS ParsonsSoftware Engineer TSCentreville, Virginia$63,600–$111,300 / yearIn this role, you’ll work directly with experts in Computer Network Defense (CND) and Computer Network Operations (CNO) to design and develop tools and systems that drive mission-critical operations into the future. Education : Bachelor’s degree in Computer Science, Information Sciences, or a related discipline (experience may be considered in lieu of a degree) and 0-2 years of professional related experience.
Cloud Security Architect, Mid Booz Allen HamiltonCloud Security Architect, MidChantilly, VirginiaOnsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Senior Cyber Security Security Engineer - Comply-To-Connect (C2c) CACI International Inc.Senior Cyber Security Security Engineer - Comply-To-Connect (C2c)Chantilly, VA$103,800–$218,100 / 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. This role centers on engineering and sustaining Comply‑to‑Connect (C2C) capabilities that protect critical enterprise systems, enhance visibility, and enable mission-focused decision making.
Senior Tech Lead, Network Automation Engineer Freddie MacSenior Tech Lead, Network Automation EngineerMclean, VA$161,000–$241,000 / yearYour Impact: Technical Leadership & Platform Enablement: Serve as a senior technical lead for network observability and automation enablement, guiding the design, optimization, and troubleshooting of enterprise Ansible and Jenkins workflows that support scalable, resilient infrastructure operations. Operational Stability & Support: Provide senior-level technical leadership for platform stability, security, and operational readiness, including troubleshooting complex failures, improving recoverability, and supporting highly available services.
Post Quantum Cryptography Engineer Booz Allen Hamilton Inc.Post Quantum Cryptography EngineerWashington, DC$77,600–$176,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Security Architect (Northern Virginia) - Mid-Atlantic region GuidePoint SecuritySecurity Architect (Northern Virginia) - Mid-Atlantic regionReston, VAProven experience with cyber security technologies including Zero Trust architectures, Data Security solutions, NAC solutions, Palo Alto Networks, Cisco Security solutions, Check Point, CrowdStrike, Splunk, and AWS/Azure/GCP, Cloud Security solutions, Previous cyber-security presales engineering experience is a must. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation’s top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk.
Security Architect (Northern Virginia) - Mid-Atlantic Region GuidePoint SecuritySecurity Architect (Northern Virginia) - Mid-Atlantic RegionReston, VAPreferred Experience: Proven experience with cyber security technologies including Zero Trust architectures, Data Security solutions, NAC solutions, Palo Alto Networks, Cisco Security solutions, Check Point, CrowdStrike, Splunk, and AWS/Azure/GCP, Cloud Security solutions, Previous cyber-security presales engineering experience is a must. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk.
Cloud Automation Engineer Dutch Ridge Consulting GroupCloud Automation EngineerArlington, VAFull timeDRCG offers expertise in Systems Integration (SI), Information Technology (IT) solutioning, Program Management, Risk Management, Business Process Reengineering (BPR), Requirements Engineering, Workflow Solutioning, and Business Consulting Services. Cloud Automation Engineer Company OverviewDutch Ridge Consulting Group, LLC (DRCG) is an ISO 9001:2015, Small Business Administration (SBA) Certified Service-Disabled Veteran-Owned Small Business (SDVOSB).
NewF5 Systems Engineer – TS/SCI w/Polygraph General Dynamics Information TechnologyF5 Systems Engineer – TS/SCI w/PolygraphSterling, VirginiaTo 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. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
Cloud Security Engineer GuidePoint SecurityCloud Security EngineerReston, VABy taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation’s top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. With more than 800 vetted technology vendor partnerships and deep practitioner expertise across every major cybersecurity domain, GuidePoint serves more than half of the U.S. Government’s cabinet-level agencies across Civilian, DoD, and Intelligence Community segments, as well as Federal System Integrators and major defense prime contractors.
LEAD IT SYSTEMS ENGINEER - PUB SEC Lumen Technologies IncLEAD IT SYSTEMS ENGINEER - PUB SECHerndon, VA$145,456–$193,940 / yearIPV4/IPv6 management protocols, Filter Based Forwarding (FBF) Multi-Hop Bidirectional Forwarding Detection (MBFD) Ethernet Operation, Firewalls including Access Control List (ACL), Operation Administration and Maintenance (OAM) Protocol and Network Management with 802.1Q and VRRP/HSRP Certificate Authority Server, ACE/SecureID Server, TACACS+, RADIUS, FTP/SFTP/TFTP, SSH, NTP, SNMP. Network Engineer, Network Administrator with expertise in Layer 2 and Layer 3 protocols and technologies: IS-IS, BGP/MP-BGP (multi AS) and MPLS routing protocols, Resource Reservation Protocol (RSVP), Label Distribution Protocol (LDP), MPLS Layer-2/Layer-3 Virtual Private Network (VPN), OSPF, Multicast, etc.
Information System Security Officer (Remote) A.C. CoyInformation System Security Officer (Remote)Falls Church, VirginiaRemoteResponsibilities: Serve as the Subject Matter Expert (SME) for the Assessment and Authorization (A&A) process, providing strategic guidance to stakeholders, business units, and cross-functional teams while mentoring new A&A personnel and ensuring consistent implementation of security authorization requirements and best practices. Demonstrated proficiency in successfully evaluating and supporting documentation, validation, and accreditation processes necessary to assure that new and existing information technology (IT) systems meet the organization's information assurance (IA) and security requirements.
Information System Security Officer, Mid Booz Allen Hamilton IncInformation System Security Officer, MidArlington, VA$62,000–$141,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Conduct hands-on validation and verification of system security hardening, vulnerability management and analysis, and audit log review by applying technical expertise and specific functional, working, and general industry knowledge to ensure system requirements are secured.