Top Secret/sci Clearance Jobs

This Manager 2 Aeronautical Engineering role within Northrop Grumman's Aeronautics Systems division focuses on materials, processes, and design for revolutionary aerospace programs. The position combines hands-on technical leadership with functional management of approximately 15 direct reports. Key responsibilities include developing material selection strategies, overseeing structural composite designs, coordinating cross-functional implementation, and driving continuous improvement in manufacturing processes. The role appeals to candidates seeking to work on historic technological advancements in a culture that values intellectual curiosity and innovation. While the position requires an active Top Secret clearance and is based on-site in El Segundo or Palmdale, California, it offers the opportunity to shape the future of flight with a pioneering team.

This full-time Senior Technical Advisor role supports the Transportation Security Administration's Intelligence and Analysis office within CACI's Finance and Accounting division. The position focuses on enhancing vetting and adjudication operations through strategic technical guidance and process optimization. Key responsibilities include analyzing complex workflows to recommend system improvements, developing detailed Standard Operating Procedures and training materials, and collaborating with cross-functional teams to ensure data quality and compliance. The role offers the appeal of contributing directly to national transportation security within a culture that values integrity, innovation, and continuous growth. It provides flexibility through a unique time-off benefit and access to robust learning resources. The position is based in Annapolis Junction, MD; Colorado Springs, CO; or Springfield, VA, with up to 10% travel required within the continental United States.

This full-time Budget Analyst role provides financial and budgetary support across all phases of the Planning, Programming, Budgeting, and Execution process within a Department of Defense environment. The position involves developing budget justifications, maintaining project serials in specialized management portals, and conducting variance analyses to support decision-making for multiple resource sponsors. Key responsibilities include ensuring timely funding execution and preparing detailed financial reports for government stakeholders. The role appeals to professionals seeking to apply their expertise in a mission-critical setting with opportunities for professional growth. Candidates must possess an active Top Secret/SCI clearance and five to seven years of relevant experience. The position offers a comprehensive benefits package including health insurance, retirement matching, and paid time off.

This full-time Technical Trainer or Principal Technical Trainer role is based in Tampa, Florida, within Northrop Grumman's Mission Systems division. The position requires an active Top Secret/SCI clearance and involves collaborating with subject matter experts to design and deliver training for complex cyber systems. Key responsibilities include developing instructional materials such as videos and guides, creating assessments to measure learning effectiveness, and utilizing video editing tools to produce high-quality technical content. The role offers the opportunity to work on revolutionary defense technologies in a culture that values intellectual curiosity and innovation. While the position is on-site with approximately 10% travel, it provides a supportive environment for professional growth, comprehensive benefits, and the chance to contribute to national security missions.

This Senior Manager role within Northrop Grumman Space Systems focuses on driving strategic capture efforts for the Launch and Exploration Division. The position involves leading cross-functional teams to develop competitive capture strategies, formulate win themes, and manage full-cycle acquisition processes for large-scale government opportunities. Key responsibilities include analyzing market trends, cultivating stakeholder relationships, and utilizing CRM tools to enhance win probability. The role offers the appeal of working on revolutionary space systems that impact global history, fostering a culture of intellectual curiosity and innovation. Candidates must maintain an active Top Secret/SCI clearance and be prepared for 50% travel, with the position preferably based in Chandler, Arizona, while considering candidates from other campuses.

This senior IT Systems Engineer role supports Lockheed Martin's aerospace and defense programs at hybrid locations in Texas or California. The position involves managing isolated DoD cloud environments, performing systems administration on Linux and Windows platforms, and handling infrastructure modernization and compliance. Key responsibilities include applying security patches, optimizing performance, and utilizing automation tools like Ansible and PowerShell. The role appeals to professionals seeking to work on complex, purpose-driven technology challenges within a collaborative culture that values integrity and innovation. The hybrid work arrangement offers flexibility by combining remote duties with on-site presence, while the company provides comprehensive career development opportunities and a supportive environment for diverse talent.

This full-time Systems Security Analyst role is based on-site at Lackland AFB in San Antonio, Texas, within the Government Services team of World Wide Technology. The position requires an active Top Secret/SCI clearance and focuses on analyzing and maintaining security systems for federal and defense clients. Key responsibilities include assessing security controls, implementing measures to mitigate vulnerabilities, documenting security operations, and providing strategic cybersecurity recommendations to leadership. The role appeals to professionals seeking to work on mission-critical systems within a globally recognized organization known for its collaborative culture and commitment to innovation. The position offers access to comprehensive benefits, professional development opportunities, and a supportive environment dedicated to creating a great place to work.

This on-site Computer Operations Support Analyst role is based in Colorado Springs and supports critical space domain awareness and defense initiatives for federal customers. The position involves daily monitoring and maintenance of systems in a 24x7 environment, providing first-level technical support for hardware and software issues, and documenting operational events for leadership. Candidates must hold an active Top Secret SCI clearance and relevant DoD 8140 certifications. The role appeals to professionals seeking to contribute to national security missions within a reputable technology services firm. I2X Technologies emphasizes long-term growth, development opportunities, and a collaborative culture for those dedicated to making a real-world impact in the space and cyber sectors.

This full-time Unified Communications Administrator Level 3 role supports a Department of Defense client in Suitland, Maryland, requiring a Top Secret/SCI clearance. The position involves leading a team of engineers to design, develop, and administer Cisco-based UC systems, including Call Manager and meeting servers. Key responsibilities include managing legacy system re-engineering projects, ensuring compliance with DoD security standards, and providing subject matter expertise to stakeholders. The role offers up to 10% local travel and combines technical leadership with project management duties. The position is appealing due to CACI's culture of integrity and trust, which emphasizes national security missions and continuous professional growth. Employees benefit from flexible time off, robust learning resources, and a collaborative environment dedicated to advancing critical national missions.

This full-time AI Customer Engineer role within Google Cloud's National Security team focuses on supporting federal public sector customers with cloud-native and generative AI solutions. The position requires an active Top Secret/SCI clearance and involves partnering with sales teams to design architectures, lead proofs of concept, and resolve technical objections for government agencies. Key responsibilities include modernizing legacy infrastructure, demonstrating AI capabilities in air-gapped environments, and guiding customers through digital transformation roadmaps. The role appeals to professionals seeking to apply their expertise in a mission-driven environment where they can shape the future of national security technology. It offers the opportunity to work with cutting-edge AI tools while building long-term relationships with high-impact government clients.

This on-site Embedded Software Engineer role in San Diego supports Northrop Grumman's Aeronautics Systems team in developing mission-critical flight software. The position involves participating in the full software development lifecycle, designing real-time systems, and collaborating within Agile Scrum teams to integrate and test code using C, C++, and Python. The role appeals to candidates seeking to work on revolutionary aerospace technologies that impact global security and history. Key requirements include an active Top Secret clearance and a willingness to travel up to 25% of the time. The environment fosters intellectual curiosity and offers the opportunity to work alongside multi-disciplinary teams on high-impact projects.

This full-time Business Systems Analyst role supports the Department of Defense by maintaining and enhancing a critical COTS Financial and Acquisition System. The position involves collaborating with end users to troubleshoot system errors, performing root cause analysis, and documenting solutions. Key responsibilities include developing test scenarios, validating application functionality, and configuring system settings to meet customer requirements. The role offers a chance to contribute to national security missions within a culture that values integrity and continuous professional growth. Candidates must hold a Top Secret/SCI clearance and be willing to work onsite at a secure facility. The position provides access to robust learning resources and flexible time off benefits to support career development and work-life balance.

This Technical Integration and Data Management Subject Matter Expert role supports Special Operations Command Pacific by ensuring seamless data synchronization across enterprise systems. The position leads the transition from legacy platforms to MAVEN Smart Systems while guiding staff through the full Operations, Activities, and Investments lifecycle. Key responsibilities include managing the Tech Integration Working Group, establishing data governance rules, and creating dynamic visualizations to drive command decision-making. The role appeals to professionals seeking to impact national security missions within a collaborative environment that values technical expertise and continuous learning. Candidates must hold a DoD Top Secret/SCI clearance and possess strong system-agnostic data management skills.

This full-time Senior Engineer role at Lumen focuses on system integration and capacity planning for federal government and commercial fiber optic networks. The position involves managing Layer 1, 2, and 3 network infrastructure, including optical capacity, MPLS Segment Routing, and equipment lifecycle tracking. Key responsibilities include designing network upgrades, creating cost models, updating technical route maps, and collaborating directly with government clients and vendors to ensure secure service delivery. The role appeals to candidates seeking to shape critical national infrastructure within a culture built on teamwork and transparency. It offers the opportunity to work with advanced technologies like zero trust architecture and requires an active Top Secret/SCI clearance. The position is based in Virginia and supports a mission to digitally connect the world securely and efficiently.

This full-time Technical Contracts Specialist role supports the Federal Solutions team by partnering with Government Contracting Officers to manage complex defense and security contracts. Key responsibilities include reviewing contract financials, burn rates, and invoices, as well as initiating Statements of Work and managing acquisition schedules and milestones. The position requires validating requirements and analyzing white papers to ensure mission success. The role appeals to candidates seeking a collaborative, innovative culture that values agility and personal growth within a close-knit team. While the position demands an active Top Secret SCI clearance with polygraph, it offers flexible work schedules and comprehensive benefits designed to support employee wellbeing.

This full-time AWS Cloud Engineer Lead role within the Information Technology department focuses on designing and managing secure cloud solutions for a classified environment. The position requires an active TS/SCI clearance and involves developing cloud strategies, architecting scalable AWS and EKS environments, and leading application migrations. Key responsibilities include ensuring security compliance, optimizing performance and costs, and mentoring team members on cloud best practices. The role offers a unique opportunity to contribute to national security missions within a culture of integrity and trust. Employees benefit from flexible time off, robust learning resources, and a collaborative atmosphere that supports continuous professional growth. The position is primarily on-site with up to 10% local travel required.

This full-time Network Field Engineer role supports mission-critical programs within CACI's Engineering and Technical Support division. The position involves deploying, installing, and maintaining complex telecommunications systems, servers, routers, and network infrastructure across remote field sites. Key responsibilities include evaluating installation sites, managing on-site teams, troubleshooting connectivity issues, and providing technical guidance to junior engineers. The role appeals to professionals seeking a culture of integrity and continuous growth within a high-performing team dedicated to national security. It offers significant autonomy, flexible time off, and access to robust learning resources. The position requires up to 25 percent travel within the Continental US and demands a Top Secret/SCI clearance with Polygraph.

This senior-level Systems Engineer role supports a U.S. Government customer's computer network operations organization within a Woman Owned Small Business. The position focuses on providing systems engineering and project management expertise, specifically analyzing AI and ML architecture designs and coordinating enterprise deployments. Key responsibilities include managing agile development processes using tools like Jira and Confluence, defining sustainable engineering processes, and documenting lessons learned. The role appeals to candidates seeking career growth through tuition assistance and professional development opportunities within a collaborative environment. While the position requires a Top Secret SCI clearance with polygraph, it offers a comprehensive benefits package including health coverage and retirement plans. The work arrangement involves supporting federal operations in a fast-paced setting.

This Senior Security Specialist role supports the Science and Technology Directorate's Office of Space and Counterspace as a Contractor Program Security Officer. The position involves reviewing and maintaining physical security documentation, conducting facility inspections including TSCM compliance checks, and developing standard operating procedures. Key duties also include training personnel on access control, secure transport, and Special Access Program requirements. The role appeals to candidates seeking to work on high-level government security initiatives with a focus on SCIF accreditations and SAP execution. The position is based in Reston, Virginia, and requires a Top Secret/SCI clearance with CI Poly.

This mid-level security technician role supports a federal government client at USSPACECOM Headquarters in Colorado Springs. The position focuses on managing access to Sensitive Compartmented Information and serving as a Controlled Access Program specialist to protect vital national defense assets. Key responsibilities include conducting security briefings, processing clearance requests, performing facility audits, and implementing protocols to prevent unauthorized disclosure. The role appeals to candidates seeking to contribute to national security within a collaborative environment that offers comprehensive healthcare, a retirement plan with no vesting schedule, and opportunities for professional growth through training and tuition reimbursement. A Top Secret/SCI clearance is required for this on-site position.

The Government Programs Specialist role at PsiQuantum supports the delivery of high-priority, and occasionally classified, quantum computing projects for U.S. and international government agencies. The position involves managing complex research and development contracts, leading cross-functional teams through proposal and negotiation phases, and ensuring strict compliance with federal regulations and accounting standards. Key responsibilities include serving as a primary point of contact for government customers, mitigating program risks, and coordinating with internal departments like Legal and Security to maintain operational integrity. This opportunity appeals to professionals seeking to contribute to the development of utility-scale quantum systems that will transform industries such as energy and pharmaceuticals. The role offers a dynamic environment within a mission-driven team focused on building the first fault-tolerant quantum computers, with work arrangements centered on the company's facilities in Chicago and Brisbane.

This senior data analyst role supports a federal agency client by delivering advanced analytics, Management Information System operations, and performance measurement services. The position involves leading statistical analyses of investigative outcomes, building predictive models for case prioritization, and developing automated Tableau dashboards for executive reporting. Key responsibilities also include designing ETL pipelines for interagency data integration, conducting network analysis to identify criminal enterprise patterns, and mentoring junior team members. The role offers a collaborative environment with 100% paid medical benefits and opportunities to work on high-impact national security initiatives. While the position is contingent on contract award, it provides a chance to apply expert skills in Python, R, and SQL within a mission-driven organization.

This senior requirements analyst role within Parsons' Federal Solutions team supports USCYBERCOM as a SETA contractor. The position involves developing tracking methods for program acquisition strategies, conducting functional needs assessments for cyber capabilities, and applying advanced business analytics to identify budget and process inefficiencies. Key responsibilities include monitoring financial data, preparing status presentations for decision-making, and managing knowledge activities for cyber portfolios. The role offers the opportunity to work closely with government customers in a fast-paced environment while contributing to national security missions. The position is part of a culture that values agility and growth, offering flexible work schedules and comprehensive benefits to support employee wellbeing.

This senior data scientist role at Booz Allen involves leading data science initiatives to solve complex global challenges across private and public sectors using IoT, machine learning, and artificial intelligence. Key responsibilities include performing data exploration and mining with Python, R, or SQL, developing predictive models for activity-based intelligence, and guiding teams to translate disparate data into actionable client insights. The position offers the appeal of working on high-impact projects ranging from fraud detection to national intelligence within a people-first culture that values collaboration. While the work arrangement varies by project, opportunities exist for remote, hybrid, or onsite engagement, often requiring a Top Secret clearance.

This Security Engineer II role within JPMorganChase Enterprise Technology focuses on delivering secure software solutions for internal clients using Python, Terraform, and AWS. The position involves executing standard security solutions according to playbooks, writing secure code, and utilizing specialized tools to analyze threat data and identify vulnerabilities. The role also includes supporting continuity training and fostering a culture of diversity and inclusion. This opportunity appeals to candidates seeking to grow their skills in an agile environment while working with modern cloud infrastructure and emerging AI technologies. The position is based in Seattle and offers a collaborative team setting with access to comprehensive benefits and professional development resources.