Cryptographic Systems Engineer - TS/SCI with Polygraph
$162.04k - $219.23kGeneral Dynamics Information Technology
Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Amazon Web Services (AWS), Cryptography, Technical Support Certifications: None Experience: 10 + years of related experience US Citizenship Required: Yes Job Description: Seize your opportunity to make a personal impact as a Systems Engineer supporting an information technology enterprise. At GDIT, people are our differentiator. As a Systems Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Engineer joining our team. WHAT YOU’LL NEED TO SUCCEED: Experience: 10+ years Required skills: Demonstrated experience with in-depth knowledge of General Dynamics crypto devices such as the E-100, FLEX, Micro, Nano, TL-10G, TL-1g, and next generation crypto devices, including their configuration, operation, and maintenance. Demonstrated experience designing, implementing, and troubleshooting complex cryptographic systems. Demonstrated experience with technical knowledge of cryptographic principles, protocols, and technologies, including those related to General Dynamics crypto devices. Demonstrated experience troubleshooting complex technical issues related to General Dynamics crypto devices and developing effective solutions. Demonstrated experience with cryptographic protocols and standards, such as those related to encryption, decryption, and key management. Demonstrated experience providing technical guidance and support to stakeholders, including written training documentation. Demonstrated experience working collaboratively with cross-functional teams, including engineers, technicians, and other stakeholders, to achieve project goals and objectives. Demonstrated experience with GEM crypto manager(s) software. Demonstrated experience providing technical guidance and support to stakeholders, including actively training personnel. Security clearance level: TS/SCI with Polygraph Desired skills: Demonstrated experience with cloud computing platforms such as AWS, Azure, and Google Cloud. Demonstrated experience and knowledge of DevOps practices and tools Demonstrated experience with technical knowledge of cryptographic principles, protocols, and technologies, including those related to General Dynamics crypto devices. Demonstrated experience and familiarity with Sponsor networks and devices, including both new and legacy systems, to ensure seamless integration and support. Demonstrated experience with troubleshooting and problem-solving skills to troubleshoot complex technical issues related to General Dynamics crypto devices and develop effective solutions. Demonstrated experience with agile project management methodologies to work effectively in a team environment. Demonstrated experience with effective communication skills, both written and verbal, to effectively convey complex technical information to various stakeholders, including technical and non-technical personnel. Demonstrated experience and ability to work in a matrix environment. This includes being able to navigate multiple stakeholders, priorities, and timelines. Location: Herndon, VA (On Customer Site) US Citizenship Required GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays #WeAreGDIT #JET #GDITEnhanced2026 #VA_2026Alumni The likely salary range for this position is $162,037 - $219,227. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: Less than 10% Telecommuting Options: Onsite Work Location: USA VA Herndon Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. 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. To 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. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Join our 26,000 everyday heroes. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. For more information about GDIT's Privacy Policy, click here:
$162.04k - $219.23k
...Possess: Top Secret SCI + Polygraph Clearance Level... ...personal impact as a Systems Engineer supporting an... ...Demonstrated experience with in-depth knowledge of... ...troubleshooting complex cryptographic systems. Demonstrated... ...clearance level: TS/SCI with Polygraph...SuggestedTemporary workImmediate startRemote workWorldwideFlexible hours$162.04k - $219.23k
...Systems Engineer Seize your opportunity to make a personal impact... ...Demonstrated experience with in-depth knowledge of General... ...and troubleshooting complex cryptographic systems. Demonstrated... ...Security clearance level: TS/SCI with Polygraph Desired skills: Demonstrated...SuggestedTemporary workRemote workFlexible hours$162.04k - $219.23k
...Possess: Top Secret SCI + Polygraph Clearance Level... ...personal impact as a Systems Engineer supporting an information... ...experience with in-depth knowledge of... ...troubleshooting complex cryptographic systems. Demonstrated... ...Security clearance level: TS/SCI with Polygraph...SuggestedFull timeTemporary workPart timeImmediate startRemote workWorldwideFlexible hours$187k - $253k
...Possess: Top Secret SCI + Polygraph Clearance Level... ...Data Science and Data Engineering Job Qualifications:... ...Model (LLM) Fine-Tuning, Systems Engineering... ...forward-thinking engineer with experience in frontier... ...Security clearance level: TS/SCI with Polygraph...SuggestedContract workTemporary workImmediate startRemote workWorldwideFlexible hours- ...Enterprise Account Software Systems Engineer Clearance Level: Top Secret w/ Polygragh Location: Herndon, VA, (Hybrid /... ...required by customer) Clearance : Must possess an active TS/SCI with a Polygraph We're a fast-growing AI company building products that...Suggested
$164.9k - $223.1k
...Systems Engineer Seize your opportunity to make a personal impact as a Systems Engineer... ...requirements, managing program reviews, working with 3rd party vendors, generating test... .... Security clearance level: TS/SCI with Polygraph Desired skills: Experience...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hours$114.11k - $203.11k
...Expert Systems Engineer - TS/SCI with Polygraph Required Job Locations US-VA-McLean Job ID 2026-13796 # of Openings 1 Category Intelligence Benefit Type Salaried High Fringe/Full-Time Overview LMI currently...Full timeContract workLocal area- ...Lead System Engineer We are seeking a dynamic and motivated Lead System Engineer to provide... ...This role blends technical expertise with strategic execution, aligning service... ...8570 certification Clearance: Active TS/SCI with Polygraph The successful candidate will have at...
$162.04k - $219.23k
...Possess: Top Secret SCI + Polygraph Clearance Level Must Be... ...Skills: Complex Systems, DevOps, Software Systems Engineering Certifications: None... ...hands-on Systems Engineer with deep, practical... ...Security Clearance: TS/SCI with Polygraph US...Contract workTemporary workWork experience placementImmediate startRemote workWorldwideFlexible hours- ...Systems Engineer We are seeking a hands-on Systems Engineer with deep, practical experience across infrastructure, platforms, cloud, and application ecosystems... ...core hours, 9am - 3pm Security Clearance: TS/SCI with Polygraph US Citizenship Required GDIT IS YOUR...Contract workWork experience placement
$140k - $190k
...About the job Systems Engineer (MBSE / Integration) - TS/SCI Systems Engineer (MBSE / Integration) - TS/SCI... ...documentation Collaborate with stakeholders to ensure mission alignment... ...Preferred: CI or FS Polygraph Experience with: DoDAF or other...Immediate start$162.04k - $219.23k
...Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to... ...opportunity to make a personal impact as a Systems Engineer at GDIT. At GDIT, people are our... ...System Requirements, including meetings with business stakeholders, Business Process...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hours$128.04k - $173.23k
...F5 Engineer GDIT is your place. Make it your own by discovering new... ...Proposes and implements system enhancements that improves the... ...new features Collaborates with different technology towers to... ...What you'll need: ~ Active TS/SCI clearance and ability to obtain...Work experience placementLocal areaRemote work$119.87k - $162.18k
...Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to... ...opportunity to make a personal impact as a Systems Engineer supporting an information technology... ...: Demonstrated experience with server technologies, MVS (multiple virtual...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hours$107.74k - $179.94k
...Systems Engineer Senior (TS/SCI with Poly Required) Job Category: IT Infrastructure and Operations Full-Time On-site Salary Range: $10... ...US Citizen and requires an active/current TS/SCI with Polygraph clearance. Equal Opportunity Employer / Individuals...Full timeWork experience placement$119.87k - $162.18k
...Regular Clearance Level: Top Secret SCI + Polygraph Public Trust/Other Required: None Job... ...opportunity to make a personal impact as a Systems Engineer supporting an information technology... ...Skills Demonstrated experience with server technologies, MVS (multiple virtual...Work experience placement- ...opportunity to make a personal impact as a Systems Engineer supporting an information technology... ...work depends on a Systems Engineer with Network experience joining our team.... .... Security clearance level: TS/SCI with Polygraph Desired skills: Bachelor’s Degree...Work experience placement
$164.38k - $214.92k
...Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be... ...Job Family: Software Engineering Job Qualifications:... ...to existing software. Works with technical staff to understand... ...Rails) as well as big data systems. RESPONSIBILITIES:...Temporary workImmediate startRemote workWorldwideFlexible hours- ...Systems Engineer SME (TS/SCI with Poly Required) GCI embodies excellence, integrity and professionalism. The employees supporting our customers... ...a US Citizen and requires an active/current TS/SCI with Polygraph clearance. Equal Opportunity Employer / Individuals...Work experience placement
- ...Location: Chantilly, VA Clearance: TS/SCI Full Scope Polygraph (active) Onsite: 100% Onsite... ...Introduction: The customer is seeking a systems engineer to support planning for future... ...technical requirements. • Work with technical and analytical counterparts...Full timeImmediate start
$329k
...Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Job Description Summary... ...licensing for High Performance Computing (HPC) engineering tools. Coordinate with DevOps and System Security teams for tool deployment....- ...Systems Engineer TS/SCI FSP Department: Government Customer- Herndon Location: Herndon, VA ACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITION Systems Engineer: Enterprise System Engineer serve to maintain a strong awareness...For contractors
- ...Systems Engineer (TS/SCI) Reston, VA, USA Full-time Clearance: Top Secret/SCI Job Description As a Site Reliability Engineer on our team, you'll work with the DoD on the development of more robust systems by building resilient infrastructure. You'll analyze...Full time
- ...in McLean, VA is looking for a High-Performance Computing Engineer to design, implement, and maintain advanced computing... ...computing, and high-speed networking, alongside an active TS/SCI clearance with polygraph. A Bachelor's Degree in Computer Science or related field...
- ...while shaping what's next for your engineering career. Meaningful work and personal... ...to deliver scalable and reliable systems. Collaborate with customer and mission partners to define... ...Security clearance level: TS/SCI with Polygraph Location: Herndon, VA (potential...
- ...Senior Software Developer, TS/SCI with Full Scope Polygraph Required, Herndon, VA The Senior Software Developer must have an active TS/SCI... ...leader experienced in Software Automation development and engineering, programming, and automation solutions in complex enterprise...
$153k - $207k
...Possess: Top Secret SCI + Polygraph Clearance Level Must Be... ...Job Family: Software Engineering Job Qualifications:... ...deliver scalable and reliable systems Collaborate with customer and mission partners... ...clearance level: TS/SCI with Polygraph Location...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hours$150k - $225k
...through cutting-edge cloud engineering solutions. Our dedicated Cloud... ...is to empower organizations with robust, secure, scalable... ...transition to a new, modern system architecture. What you bring... ...a team environment. A TS/SCI with Polygraph security clearance. For...Summer holidayImmediate start$174.25k - $235.75k
...Possess: Top Secret SCI + Polygraph Clearance Level... ...capabilities provide the client with necessary timeliness,... ...both existing and new systems. Additionally, they... .... HOW A DATA ENGINEER ETL WILL MAKE AN IMPACT... ...team building skills ~ TS/SCI with Polygraph...Temporary workImmediate startRemote workWorldwideFlexible hours- ...Expert Systems Engineer – TS/SCI FSP ACTIVE TS/SCI CLEARANCE WITH FULL SCOPE POLY REQUIRED TO BE CONSIDERED FOR THIS POSITION Position Overview Provide senior-level Systems Engineering and SETA support to complex Government mission and acquisition efforts. Support...
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