Systems Engineer L3 with Security Clearance

Systems Engineer L3 Full time | Jovian Concepts, LLC | United States Posted On 03/10/2026 Job Information Posting ID PF-SE-26-004 Industry Technology Number of Positions 1 Clearance Required Top Secret/SCI with Polygraph City Annapolis Junction State/Province Maryland Zip/Postal Code 20701 Job Description Jovian Concepts, LLC is seeking a Systems Engineer Level 3 for an exciting opportunity in the Annapolis Junction, MD area. At Jovian Concepts, our people drive our success. We're seeking talented professionals eager to deliver specialized, cutting-edge solutions that protect and support our nation's most critical national security missions. Click "Apply Now" and take the next step toward joining the Jovian Concepts team!

CLEARANCE REQUIREMENT: A current and active TS/SCI clearance with a Maryland (MD) polygraph is required for consideration. CCA candidates will not be considered for this position at this time. The Senior Systems Engineer leads the design, integration, testing, deployment, training, and sustainment of packet-based hardware and software systems utilizing Commercial Off-The-Shelf (COTS) and Government Off-The-Shelf (GOTS) products. This role drives end-to-end systems integration across hardware, software, and network components to ensure seamless interoperability, operational performance, and mission success.

Key Responsibilities

• Lead the design, integration, testing, deployment, training, and maintenance of packet-based hardware and software systems leveraging COTS and GOTS products.
• Direct end-to-end systems integration across hardware, software, and network components, ensuring interoperability, scalability, and performance optimization.
• Develop and execute system integration plans, validation and verification procedures, and deployment strategies to ensure operational readiness and requirements compliance.
• Develop, update, and maintain BASH and PERL scripts to automate initial system setup, configuration, and ongoing maintenance of core servers and clustered computing environments.
• Implement automation and process improvements to enhance system reliability, efficiency, and maintainability.
• Provide technical leadership, troubleshooting, and lifecycle sustainment support, including upgrades, patching, and performance tuning.
• Deliver training and technical guidance to administrators, operators, and cross-functional engineering teams while ensuring adherence to security and configuration management standards. ​ Requirements CLEARANCE REQUIREMENT: A current and active TS/SCI clearance with a Maryland (MD) polygraph is required for consideration. CCA candidates will not be considered for this position at this time. Qualifications
• Minimum of twenty (20) years of Systems Engineering experience on programs/contracts of similar scope, type, and complexity.
• Bachelor's degree in technical discipline related to Information Technology, Systems Engineering, Computer Science, or a related field. Five (5) additional years of Systems Engineering experience may be substituted in lieu of a degree Benefits In a recent employee survey, Jovian Concepts earned a 92% Overall Workplace Experience Score, and 100% of employees agreed that they would highly recommend working at Jovian Concepts to others. A comprehensive benefits package is one of the ways Jovian Concepts supports an exceptional work-life balance, and we remain committed to providing the best for the best! ​ Our benefits include:
• Great Healthcare Coverage: Three (3) healthcare options through CareFirst BlueChoice Advantage with 50% company-paid premiums. Tax-advantaged health savings account available with two options and up to 100% employer contribution. Dental + Vision: 50% employer-paid premiums for employees and family.
• Amazing Retirement Savings: 401K - 8% TOTAL CONTRIBUTION - 3% safe harbor - 5% annual profit share. Immediately vested on day one and no matching or additional employee contribution required!
• Generous Paid Time Off: 5 weeks PTO with no use it or lose it policy + 11 federal holidays + paid hours for company-required all-hands meetings + inclement weather leave
• Fantastic Education Assistance: Up-front tuition payment program, employees pursuing job related degrees and/or certifications could be eligible for full up-front funding depending on performance and job relevance.
• WE DON'T STOP THERE — ENJOY MANY MORE BENEFITS!
• Basic Life and AD&&D insurance, Long-Term and Short-Term Disability at no cost to eligible employees - Up to four (4) weeks paid parental leave - Birthdays and Jovian Concepts’ anniversary recognition and gifts - Annual merit increases - Loyalty bonus- Employee and family-friendly corporate events, including our annual Team Build event and Holiday Party extravaganza.

Disclaimer: Benefits offered by Jovian Concepts may vary based on work location, clearance level, eligibility, and other applicable criteria. Specific benefits, eligibility, and availability are not guaranteed and may differ from those generally described and are subject to change at the company's discretion. Jovian Concepts, LLC. is an

Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex, sexual preference, national origin, disability, status as a protected veteran, genetic information, or any other reason prohibited by law in employment. {{topMessage}} Job Details {{topMessage}} previous next {{message}} Step {{curStepInMandatorySecPrompt}}/{{totalNumOfStepsInMandatorySecPrompt}} For privacy and security purposes, please go through the following points and provide consent. Accept Decline