- IronMountain Solutions, Inc. (Arlington, VA)
- 501165 Senior Engineer for Joint Command and...TOP SECRET clearance with eligibility for Sensitive Compartmentalized Information ( SCI ) and ... Full Time Relocation: Negotiable IronMountain Solutions, Inc. is seeking aSenior Engineer for Joint Command and Control.Potential to Telecommute: Work locations are… more
- V2X (Springfield, VA)
- …are hiring a great opportunity for an Senior Systems Engineer - Database Engineer SQL Server - active TS / SCI clearance. This position will be based ... position will require US Citizenship and an active DoD TS / SCI clearance with the ability to obtain...to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Engineer - Database, or Database … more
- Applied Research Associates, Inc. (Alexandria, VA)
- …Research Associates, Inc. (ARA) has an outstanding opportunity for an exceptional ** Senior Systems Engineer ** to support on-going research and development ... passion for engineering the world? Join us as a Senior Systems Engineer and become a key...years of experience in solving DoD engineering/science problems + TS clearance with eligibility for SCI based… more
- Applied Research Associates, Inc. (Alexandria, VA)
- …Research Associates, Inc. (ARA) has an outstanding opportunity for an exceptional Senior Geotechnical Engineer to support on-going research and development ... passion for engineering the world? Join us as a Senior Geotechnical Engineer and become a key...years of experience in solving DoD engineering/science problems + TS clearance with eligibility for SCI based… more
- Competitive Range Solutions, LLC (Arlington, VA)
- …(CIPs). Qualifications/Experience: Active TS / SCI Clearance 2+ years as senior or lead engineer in planning, designing, and building software-defined ... environment. Competitive Range Solutions requires the expertise of a talented and experienced Senior Network Engineer to assist in the direction and management… more
- CACI International (Sterling, VA)
- Senior Software Engineer - TS / SCI with Poly Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... Posting End: 9/29/2025 **The Opportunity:** We're looking for a TS / SCI with Poly cleared talented Senior Software Engineer to join our innovative team… more
- The Metamorphosis Group (Chantilly, VA)
- Senior Systems Engineer , TS / SCI &FSP Chantilly, VA . Government/Military Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate ... opening for a Senior Systems Engineer , to act in a...facing missions. MUST BE US CITIZEN MUST HAVE ACTIVE TS / SCI with FSP US Veterans Preferred Qualifications… more
- CACI International (Chantilly, VA)
- Senior Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of ... Continental US * * * **The Opportunity:** As a Senior Systems Engineer , you will be responsible..._Required:_ + US Citizenship is required along with active TS / SCI security clearance + Bachelor's degree in… more
- SAIC (Chantilly, VA)
- …mission excellence on programs of national importance. SAIC is seeking a ** Senior Systems Engineer Requirements Manager** to oversee all mission partner ... and develop an implementation plan along with other project leads. The ** Senior Systems Engineer Requirements Manager** will offer technical leadership and… more
- ManTech (Reston, VA)
- ManTech seeks a motivated, career and customer-oriented ** Senior Network Engineer ** to join our team in **Reston, VA.** This is an onsite position. The ** ... Senior Network Engineer ** will work with Network...if required **Clearance Requirements:** + Must have an active/current TS / SCI w/ polygraph **Physical Requirements:** + Must… more
- General Dynamics Information Technology (Langley AFB, VA)
- …RQ199231 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** ... issues on a cross-functional, fast paced team. The Network Engineer Senior , your role is to ensure...of five (5) years' network engineering experience. + Active TS / SCI clearance + Bachelor's Degree- may substitute… more
- Microsoft Corporation (Reston, VA)
- Come get in on the ground floor of PLx! We are seeking a ** Senior Software Engineer ** to join our team! PLx (Protection Level X) is a managed service designed to ... provides the isolation, security and compliance required for the sensitive mission workloads. Our diversity of knowledge and experience...specialized security screenings: + Candidates must have an **active** TS / SCI and be willing to upgrade to… more
- SOS International LLC (Reston, VA)
- …teams. Preferred Qualifications Top Secret Security Clearance with SCI eligibility Experience as a Site Reliability Engineer (SRE). Experience with ... Overview SOSi is seeking a Senior Data Engineer to assist the...Secret Security Clearance Significant experience as a Data Engineer or in an advanced analytical role. Extensive experience… more
- SAIC (Quantico, VA)
- …The Air Force and Combatant Commands Business Group of SAIC is seeking a Senior Firewall Engineer to support a transformational infrastructure program for DCSA. ... mission under a single IT environment (ie, One IT). **This position requires an active TS clearance with SCI eligibility and must be in the Quantico, VA area… more
- KBR (Chantilly, VA)
- Title: Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... the future of space defense. KBR is seeking a Senior Software Engineer to join our team....Perform other duties as assigned Minimum Qualifications: + Active TS // SCI with Polygraph + Bachelor's degree in… more
- KBR (Chantilly, VA)
- Title: Senior Software Engineer KBR is seeking a Senior Software Engineer to join our team. The candidate will leverage their extensive software ... Perform other duties as assigned Minimum Qualifications: + Active TS // SCI with CI Polygraph + Bachelor's degree...Supervisory experience for a team of engineers + DevOps Engineer (with >10 years of experience in configuration control,… more
- ManTech (Reston, VA)
- **ManTech** seeks a motivated, career and customer-oriented ** Senior Network Engineer ** to join our team in **Reston, VA** location. This is an **onsite** ... if required **Clearance Requirements:** + Must possess an active/current TS / SCI w/ polygraph. **Physical Requirements:** + Must...+ Must be able to communicate, converse, and exchange information with peers and senior personnel +… more
- KBR (Reston, VA)
- …Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility Desired: + Master ... Title: Senior Software Engineer /AFSIM Modeler Belong. Connect....identity or expression, age, national origin, veteran status, genetic information , union status and/or beliefs, or any other characteristic… more
- Microsoft Corporation (Reston, VA)
- …have an **active** US Government Top Secret Clearance with access to Sensitive Compartmented Information ( SCI ) based on a Single Scope Background ... Microsoft has an exciting opportunity for a ** Senior Software Engineer ** in the Cloud+Artificial...requirements. You will be asked to provide clearance verification information prior to an offer of employment. + **Microsoft… more
- KBR (Springfield, VA)
- Title: Senior Photogrammetric Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... KBR is seeking a highly motivated and career-oriented Photogrammetric Engineer to join our team in Springfield, VA. Responsibilities...analysis and reporting. Required Skills and Experience: + Active TS / SCI with polygraph + BS degree in… more