System Integration Engineer III - TS/SCI Poly On-Site
SSATI (Sensible Solutions and Technology), Inc.
SSATI is seeking a System Integration Engineer Level 3 with active TS/SCI clearance with Polygraph to join the Hanover, MD area team. You will perform system admin, installation, testing, and integration across Linux/Windows environments, with a focus on field deployments and sustainment. The role requires a Bachelor's in Electrical Engineering or Computer Science and 12 years of related experience (Master's can substitute for two years). #J-18808-Ljbffr SSATI (Sensible Solutions and Technology), Inc.
- GCI, Inc. is seeking a Sr Principal Network Engineer (TS/SCI with Poly) to support on-site operations in the United States. The role involves designing and... ...requires hands-on administration of Windows and Linux systems, patch management, backups, #J-18808-Ljbffr GCIWebsite
- GRVTY is seeking a Software Developer (Systems Software) in Chantilly, VA to join a high-visibility project as a lead on the team. This role demands an active TS/SCI with Poly clearance and proven leadership in delivering technical solutions on complex web-based applications...Suggested
$164.38k - $274.52k
...Systems Engineer SME (TS/SCI with Poly Required) Job Category : IT Infrastructure and Operations Requisition... ...: August 21, 2026 Full-Time On-site Salary Range : $164,382.40 USD to... ....40 USD GCI embodies excellence, integrity and professionalism. The employees...WebsiteFull timeWork experience placement$125k - $145k
...application process. Security Admin - TS/SCI CI Poly Chantilly, VA, US 7 days ago Requisition... ...maintenance of facility access control entry systems, to include visitor control Perform... ...functions as directed by the contractor site lead and/or the Senior Security...WebsiteFor contractorsWork at office- ## Sr. Splunk Engineer - TS/SCI with CI Poly | Chantilly, VAApplylocations: Alexandria, Virginia: Columbia, Maryland: Washington, District of Columbiatime... ...developing custom playbooks for various stakeholders, integrating with other security tools, and enhancing the overall...SuggestedWork experience placementLocal areaRemote workWork from home
- ...heavy web development with Java/JavaScript/Python, cloud services, and robust testing. This on-site role in Chantilly requires a TS/SCI clearance with polygraph and a strong systems design background. Responsibilities include software design, testing, documentation, and...Website
- Shield Consulting Solutions, Inc. seeks a Sr. Software Engineer in Annapolis Junction, MD, with active TS/SCI w/Polygraph. This on-site role focuses on extracting value from data using ML and analytics, leading teams, and selecting development processes in coordination...Website
- Software Integration Engineer Location: Chantilly, VA Clearance: TS, SCI/Poly eligible Certifications: SEC+ certification or DoD 8570 IAT Level II certification, or... ...days of start Level: T2 Responsibilities: Perform system integration and experience integrating services...Work experience placement
$119.5k - $275k
...: Senior Technical Escalation Engineer (Federal Networking - Switching... ...VA (Onsite) Clearance:Active TS/SCI Required Citizenship:U.S. Citizenship... ...logs, protocol behavior, and system diagnostics to isolate complex... ...of hire Comfortable being on-site 5 days a week in Herndon, VA...WebsiteWork experience placement$155k - $200k
Position: Full Stack Engineer - Sr Location: Aurora, CO Clearance: TS/SCI with Counter-Intelligence Polygraph Lead the Design and Delivery of Scalable Full-... ...discipline (e.g., Statistics, Mathematics, Programming, or Systems Engineering). In lieu of a Bachelor’s degree, two (2...Full time- CACI International Inc. is seeking a DevOps Engineer in Annapolis Junction, MD to implement and support IT systems across UNIX and Windows environments. The role requires a TS/SCI with polygraph and extensive experience in configuration management, scripting, and containerized...
- Zachary Piper Solutions is seeking a Senior Splunk Engineer to support a cybersecurity program focused on enterprise... ...monitoring, threat detection, and incident response. This on-site role in Newington, VA requires a TS/SCI clearance and deep expertise with Splunk environments...Website
$175k
...Bethesda, MD is seeking a Software Engineer (Level 4 - Full Performance)... ...to deliver critical systems and automation for the intelligence... ...community. The role requires a TS/SCI clearance with a polygraph and... ...with core hours 9am-4pm and on-site work in Bethesda. #J-18808-Ljbffr...Website- ...infrastructure support for the Air Force Intranet Control III (AFINC III) program at Maxwell AFB/Gunter Annex. This is a full-time, on-site role. The candidate should have 7+ years in... ..., and document workloads for audits, with TS/SCI clearance required or eligibility. #J-18808-...WebsiteFull time
- ...Information Technology Consultants, LLC is seeking a Software Integration Engineer to perform system integration, troubleshoot issues, and support... ...infrastructure in Chantilly, VA. The role requires TS clearance with SCI eligibility, a DoD 8570 IAT II certification or...
- ...interfaces with React, Vite, and MUI, back-end services with Node/Express and PostgreSQL, and integrate shared tooling with TypeScript in both corporate and classified environments. This role requires an active TS/SCI clearance with CI Poly, U.S. #J-18808-Ljbffr Sphinx
- ...architectures across CSPs and provide connectivity, security, and migration guidance for legacy systems into hybrid cloud environments. Applicants must hold an active TS/SCI with polygraph and IAT Level 2 (Security+), with deep experience in networking, datacenters, and...
- ...Applied Scientist - TS/... ...Clearance at the TS/SCI level with CI polygraph... ...demonstrate an integrated analytical capability... ...learning engineers, software developers... ...rules, and emergent system dynamics*... ...ability to obtain CI Poly.* 12+ years of... ...able to work on-site in Herndon, Va.*...Website
- ## Data Scientist (TS/SCI)Applylocations:... ...and demonstrate an integrated analytical capability... ...* Feature engineering* Statistical modeling... ...) within existing systems and workflows.* Collaborate... ...to obtain CI Poly.* 6 years of... ...be able to work on-site in Herndon, Va, as...Website
$107.9k - $195.05k
...talented team is at the forefront in Security Engineering, Computer Network Operations (CNO),... ...&M) items. Collaborate with Information System Security Officers (ISSOs) to validate... ...as PL/SQL. Clearance Required: Must have TS/SCI with Polygraph. Preferred Qualifications...Immediate startFlexible hours$148k - $171k
Overview Senior DevOps Engineer Springfield, VA or St. Louis, MO Active TS (SCI eligibility) clearance... ...eligibility to obtain a CI poly At Bcore, our strength... ...solutions, DevSecOps, systems engineering, software... ...optimize service deployments Integrate with enterprise...- Akina Inc. is seeking a Senior Full Stack Developer with TS/SCI clearance for Fort Meade, MD / OPS1. The role demands strong data visualization, modeling, and network analytics capabilities and leadership of small cross-functional teams. You will develop web-based applications...
- ...reports in a classified environment. You will work with HR SMEs, data engineers, and developers to produce insights and interactive dashboards, with on-site work five days a week at JBAB and a requirement for active TS/SCI clearance #J-18808-Ljbffr LMI Government ConsultingWebsite
- ...active DoD 8140-aligned certifications and U.S. Citizenship, with TS/SCI eligibility on day one. The position emphasizes configuring and... ...response, and SOP documentation within JWAC-networks. On-site work and clearance requirements apply. #J-18808-Ljbffr Innovative...Website
- Altamira Technologies Corporation seeks a Mission Integrator to support software systems in a defense-related environment. You will collaborate with software developers to interpret mission needs and translate them into usable software solutions, while engaging with customers...
- ...intelligence analyst to perform advanced all-source investigations and advise senior stakeholders. The role requires on-site work at Quantico and an active TS/SCI clearance, with a strong foundation in cyber operations and complex analytic production. The ideal candidate will...Website
- Cornerstone Defense LLC in Herndon, VA seeks an experienced Full Stack Developer to design, develop, and deploy sophisticated enterprise computing infrastructure, including web applications, APIs, and cloud services. The role requires a senior candidate with 11+ years of...
- Twenty Technologies is seeking an experienced Data Engineer to build and operate data integrations at a government site in Northern Virginia. You will own production... ...full-time with travel to Arlington and requires an active TS/SCI clearance. #J-18808-Ljbffr Twenty Inc.WebsiteFull time
- Itezz Inc. is seeking a Level 3 Telecommunications Network Engineer to support federal contracts in the United States. The role requires a TS/SCI clearance with polygraph and includes leading large-scale network initiatives, refining requirements with cross-functional...
- VTG is seeking a Data Scientist III in Chantilly, VA to independently analyze data and... .... The ideal candidate holds a TS/SCI with Poly, a relevant bachelor’s degree, and 10+ years... ...and SQL skills. This is a full-time on-site role. #J-18808-Ljbffr Vosper Thornycroft...WebsiteFull time
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