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51 ts sci jobs at 11 companies in Mesquite, TX

2w
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Senior Cyber Engineer (TS/SCI w/CI Poly Required)
Herndon or Washington or Richardson or Salt Lake City
$152k-$188k/yr HybridFull Time
Everfox
Everfox: Develops cybersecurity software for government and regulated industry networks
8+ YOEActive TS/SCI with CI poly, 8+ years cyber engineering experience, advanced Linux and scripting, procedural programming, networking knowledge, BS in CS or equivalent, DODI 8570 IAT I (SANS GSEC/CISSP preferred).
Linux, VMWare, HyperV, TCP/IP
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2w
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Senior Cyber Engineer (TS/SCI w/CI Poly Required)
Washington or Herndon or Richardson or Salt Lake City
$152k-$188k/yr FieldFull Time
Everfox
Everfox: Provides cybersecurity software and cross-domain solutions for regulated industries.
8+ YOEActive TS/SCI with CI Poly, 8+ years cyber engineering experience, advanced Linux and scripting, programming and networking expertise, BS in CS/CE/InfoSec or equivalent, DODI 8570 IAT Level I required; SANS GSEC/CISSP preferred.
Linux, Forcepoint, VMware, HyperV
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2mo
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CDS Application and Collaboration Specialist
Richardson, Texas, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOE5+ years in collaboration tools or enterprise platforms; university degree or equivalent; TS/SCI clearance; DoD TS/SCI; travel up to 15%; ITIL knowledge preferred.
SharePoint, Mattermost, Sentris, Email systems, ITIL
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1mo
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Security Specialist
Greenville, Texas, United States
$82k-$136k/yr OnsiteFull Time
Riverside Research
Riverside Research: Independent non-profit performing scientific research for national security.
5+ YOERequires TS/SCI clearance and counterintelligence polygraph, 5+ years related experience (or 3+ with MS, PhD may qualify), experience managing collateral/SCI/SAP security programs, and ability to safeguard classified information.
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2mo
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Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Offutt AFB or Rome or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years in application or software development; Node.js with Typescript, SQL/PostgreSQL, Redis, Elasticsearch; cross-functional collaboration; automated testing; TS/SCI with polygraph; Bachelor’s degree.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch
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1w
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Quantum Research Scientist
Bethesda or Fort Worth or Littleton or Louisville or Orlando
$109k-$193k/yr RemoteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
5+ YOEMaster's or PhD in physics/engineering/math, 5+ years quantum algorithm or quantum optical systems experience, TS/SCI clearance eligibility, strong technical writing and presentation skills.
Qiskit, Cirq, Braket, MATLAB/Simulink, LabVIEW, Mathcad
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2mo
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Application Developer, Mid
Washington or Belle Chasse or Buckley AFB or Camp Parks or Dayton or Devens or Fort Leavenworth or Fort Meade or Fort Sheridan or Fort Worth or Huntsville or Lackland AFB or MacDill AFB or Millington or Minneapolis or Norfolk or Offutt AFB or Orlando or Peterson AFB or Phoenix or Quantico or Reston or Rome or San Antonio or San Diego or Tampa or Yorktown
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOE6+ years in software development; Node.js with Typescript, SQL, PostgreSQL, Redis, Elasticsearch; TS/SCI with polygraph; Bachelor's degree; experience collaborating in cross-functional teams; automated testing experience.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, SharePoint, XML, VBAs, Oracle, MongoDB, Solr, OpenAI
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1mo
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Sr. Program Controls Analyst
Richardson, Texas, United States
$120k-$145k/yr OnsiteFull Time
Innovative Signal Analysis
Innovative Signal Analysis: Provider of real-time signal and image processing systems.
5+ YOEBachelor's in related field, 5+ years program controls/earned value/program finance experience, advanced Excel, strong analytical skills, TS/SCI clearance ability, attention to detail and deadlines.
Microsoft Excel
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2w
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Technical Director II - Adaptive Communications & Sensing (Hybrid)
Dallas or Fort Wayne or Hudson or Largo or Wayne
$164k-$279k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
12+ YOE10+ MgmtBachelor's degree and 12+ years related experience (10+ years technical leadership), active Top Secret clearance (TS/SCI required), experience developing technology roadmaps, customer engagement, and IP/IRAD management.
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3d
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Specialist, Systems Engineering (41462)
Greenville, Texas, United States
OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
4+ YOEBachelor's degree or equivalent with 4+ years experience (or grad degree 2+ years or 8 years experience in lieu). Requires OS troubleshooting (Windows/Linux), NETAPP, DOORS/JIRA, and CompTIA Security+; TS/SCI clearance.
ARDB, DOORS, LTS, EEST, SCMS, ESENTRY, Windows, Linux, NETAPP, JIRA
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3w
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Principal Software Engineer
Lone Tree or Plano or Englewood
$165k-$227k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
14+ YOEBachelor's in CS or related (Master's preferred), 14+ years software development experience, expert in C++, Java, or Python, extensive leadership experience, active Secret clearance required with ability to obtain Top Secret/TS-SCI.
C++, Java, Python, C, C#, HTML, Bash, RTOS, Open Mission System, Universal Command and Control Interface, Agile, Scrum, Waterfall, Spiral
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3w
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Forward Deployed Engineer - Implementation Focus
Washington or Raleigh or Durham or Chapel Hill or Denver or Colorado Springs or Dallas or Fort Worth
$120k-$160k/yr RemoteFull Time
Second Front Systems
Second Front Systems: Secure cloud hosting and automated compliance for government software.
TS/SCI eligible (or active/interim) and U.S. citizenship required; mid-to-senior technical experience with cloud (AWS/GCP/Azure), Linux, Kubernetes, Docker, Terraform, and customer-facing deployments; strong communication and problem-solving.
AWS, GCP, Azure, Talos Linux, Linux, Kubernetes, Docker, Helm, Istio, Git, GitLab, Terraform, GameWarden
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1mo
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Network Engineer, Lead - Cisco ISE / Firepower
Dallas, Texas, United States
$155k-$180k/yr OnsiteFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
8+ YOEU.S. citizen with active TS/SCI and SAP eligibility, 8+ years network engineering experience, strong hands-on Cisco ISE and Firepower/FMC experience, DoD 8140/8570 IAT II (e.g., Security+ CE, CySA+, SSCP), RMF/STIG and AAA/802.1X/VPN knowledge.
Cisco ISE, Cisco Firepower, Firepower Management Center (FMC), VMware, RMF, STIG, 802.1X
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