Senior Software Engineer III w/Top Secret Clearance
TekSynap
Responsibilities & Qualifications We are seeking a Senior Software Engineer to join our team supporting the FBI Required Qualifications Experience 4+ years of experience with software development Experience in exploit development or malware reverse engineering Experience with using industry standard analysis tools including disassemblers, decompilers, debuggers, VMs, and hex editors Experience with penetration testing Experience with software and firmware code assembly, disassembly, reverse engineering, software debuggers, and diagnostic tools Knowledge of TCP/IP and data network protocols Experience with establishing, maintaining, and using small networks Education Bachelor's Degree or work equivalent experience Clearance Top Secret Clearance Responsibilities Perform reverse engineering and vulnerability research services. Leverage analysis tools including disassemblers, decompilers, and debuggers. Research and understand adversaries’ tactics, techniques, and procedures to enable the success of mission owners. Use vulnerability analysis, exploitation, and defensive process experience to execute offensive cyber operations that inform critical security missions. Apply leading‑edge principles, theories, and technologies and contribute to the development of new cyber operations concepts and tradecraft. Competencies Establish Focus Change Management Develop Others Oral Communication Written Communication Interpersonal Awareness Build Relationships Analytical Thinking Conceptual Thinking Strategic Thinking Technical Expertise Initiative Foster Innovation Results Oriented Teamwork Customer Service Work Environment Location: Washington, D.C. Type of environment: Office Noise level: Medium Work schedule: Schedule is day shift Monday – Friday. May be requested to work evenings and weekends to meet program and contract needs. Amount of Travel: 10% Work Authorization / Security Clearance U.S. Citizen Top Secret Clearance Physical Demands The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to use hands to handle, feel, touch; reach with hands and arms; talk and hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus. Benefits We offer our full‑time employees a competitive benefits package to include health, dental, vision, 401(k), life insurance, short‑term and long‑term disability plans, vacation time, and holidays. Notes TekSynap is a drug‑free workplace. We reserve the right to conduct drug testing in accordance with federal, state, and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment. Equal Employment Opportunity In order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, sexual orientation, gender identity, protected veteran status, national origin, disability, age, genetic information, or any other characteristic protected by law (referred to as “protected status”). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company‑sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment. TekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers, including individuals with disabilities. #J-18808-Ljbffr TekSynap
$150k - $185k
...Amount of Travel: 10% WORK AUTHORIZATION/SECURITY CLEARANCE U.S. Citizen Top Secret Clearance WAGE INFORMATION Target salary... ...notice Responsibilities We are seeking a Senior Software Engineer to join our team supporting the FBI REQUIRED...Secret clearanceSeniorFull timeContract workTemporary workWork at officeLocal areaMonday to FridayWeekend workDay shiftAfternoon shift- Senior Software Engineer - Top Secret/SCI w/Poly Job Locations: US-MD-Laurel Requisition ID: 2026-165845 Responsibilities... ...(e.g., Docker). Rotating Tier III On-Call Support required, along... ...Qualifications Active TS/SCI security clearance with polygraph is required....SeniorWork at officeRemote work
- ...Washington, DC is seeking skilled Help Desk Tier II & III technicians. The role requires 3-5 years of experience along with an Active Top Secret clearance and the ability to lift up to 50lbs. Install hardware and software across various environments, diagnose and resolve...Secret clearanceSeniorRemote work
- ...technology firm in Washington, D.C. is searching for a Senior Software Engineer to support the FBI. The ideal candidate will have over 4... ...including exploit development and malware reverse engineering. Top Secret Clearance is required. The position involves reverse engineering,...Secret clearanceSeniorWork at office
- A cybersecurity solutions provider is seeking a Senior Software Engineer to support the FBI in Washington, D.C. The role requires over... ...’s Degree or equivalent experience and hold a Top Secret Security Clearance. The position offers a competitive benefits package and...Secret clearanceSenior
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ECS is seeking a cleared Senior Software Developer to design and support secure applications for classified programs in Washington, DC. The ideal candidate must have an active Top Secret clearance and at least 8 years of software development experience in various programming...Secret clearanceSenior- Koniag Services, Inc. is seeking a Senior Software Engineer with a Top-Secret security clearance to support government customers in Washington, DC. The ideal candidate will work in an AWS cloud environment, utilizing cutting-edge technologies and collaborating with both...Secret clearanceSeniorFor contractors
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- ...Job Description Job Description Software Engineer (Senior) *12+ yrs experience with Top Secret Clearance Overall Assignment Description: Develop and manage the source code to support Geopolitical Entities, Names, and Codes (GENC) standard Content Management...Secret clearanceSeniorFor contractorsWork experience placement
$130.69k - $222.17k
...award. The Work ICF is seeking an experienced and driven Software Security Engineer to lead and oversee mission‑critical initiatives in... ...external partners. What You Will Bring With You Active Top Secret clearance. Proven experience (8+ years) in application security,...Secret clearanceSeniorFull timeContract workLive inWork at officeImmediate startRemote work$130k - $150k
ECS is seeking a cleared Senior Software Programmer to work in Washington, DC. The role involves designing, developing, and maintaining... ...years of experience in software development and an active Top Secret clearance. The position offers a competitive salary range of $130,00...Secret clearanceSenior- Cayuse Holdings is looking for a Senior Full Stack Developer based in Washington, D.C. This role involves designing... ...candidate will have 8+ years of experience in software development and an active Top Secret clearance, excelling in a collaborative Agile environment....Secret clearanceSenior
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Cayuse is seeking a Senior Full Stack Developer to provide full-stack design and development in a secure environment... .... This position requires a minimum of 8 years in software development and an active Top Secret clearance. The role emphasizes collaboration and Agile...Secret clearanceSenior- 6AM City, LLC is seeking a motivated Senior Cloud Solutions Engineer for Bolling Air Force Base in Washington, DC. This role requires an active DoD Top Secret security clearance with SCI eligibility and involves designing and managing cloud infrastructure. The ideal candidate...Secret clearanceSeniorFull time
- Applied Information Sciences seeks a Senior Software Engineer specializing as a Power Platform Engineer to support a critical federal customer... ..., primarily onsite with potential hybrid work and a Top Secret clearance requirement. You will collaborate with business analysts...Secret clearanceSenior
$177.2k - $216.6k
Cydecor is looking for a Senior Software Engineer to support the Naval Sea Systems Command (NAVSEA). The candidate will develop and enhance software for naval applications, participating in design and code reviews while ensuring cybersecurity standards are met. Applicants...Secret clearanceSenior$200k - $235k
Amentum is seeking a Senior Technical Advisor to provide support for the U.S. Department of Energy in Washington, D.C. The role... ...in highly technical fields. Applicants must have an active Top Secret clearance and at least 20 years of experience. Compensation ranges from...Secret clearanceSenior- Koniag Services, Inc. is looking for a Senior .Net Full-Stack Developer with a Top-Secret security clearance in Washington, DC. This role involves designing, developing... ...candidate should have extensive experience in software development, including application design,...Secret clearanceSenior
- ...candidate will have over 5 years of experience in Power Platform development, a Bachelor's degree in a relevant field, and a Top Secret Security Clearance. Join us in driving digital transformation within government agencies. #J-18808-Ljbffr Navitas Business Consulting, Inc...Secret clearanceSeniorRemote job
- ...seeking a Personnel Security Specialist III in Washington, D.C. This role involves managing... ...background investigations and security clearances for federal and contractor employees.... ...or Federal Law Enforcement, alongside a Top Secret clearance. Join our mission-driven...Secret clearanceSeniorFor contractors
$146k - $234k
...nodes over the world. The team provides Software and System Engineering, Software and System Development and... ...of product goals as defined by top management, definition of project strategy... ...Qualifications Active/Current Top-Secret Clearance Bachelor’s degree with eight (8+)...Secret clearanceSenior- Zachary Piper Solutions seeks a Tier III Network Engineer on-site in Washington, D.C. to support a DOE/NNSA OCIO contract. The role requires... ...networks, perform troubleshooting, and document progress. A Top Secret clearance is required. #J-18808-Ljbffr Zachary Piper SolutionsSecret clearanceSeniorContract work
$130k - $150k
Everforth ECS is seeking a cleared Senior Software Programmer (Top Secret Cleared) to work in Washington, DC... ...Required Skills Active Top Secret clearance with SCI eligibility; TS/SCI preferred... ...skills with developers, systems engineers, cybersecurity teams and mission stakeholders...Secret clearanceSeniorWork at officeLocal area- Job Description TITLE: Senior Cloud Solutions Engineer LOCATION: Washington, DC; Bolling Air Force Base CLEARANCE: Active DoD Top Secret with SCI eligibility EMPLOYMENT TYPE: Full-time,... ...preventive measures. Understand the software development lifecycle. Provided...Secret clearanceSeniorFull time
$185k - $230k
Seneca Resources Company, LLC is seeking a Senior Site Reliability Engineer (SRE) III in Washington, DC to join a high-performing engineering team... ...solutions. This full-time role requires active Top Secret clearance and excellent skills in Kubernetes and incident response...Secret clearanceSeniorFull timeRelocation package- ...in Washington, DC, is seeking a Cyber Intelligence Analyst III to oversee cyber threat intelligence activities. The role involves... ...relevant certifications. This full-time position requires a Top Secret/SCI clearance and offers occasional remote work options. Join SOSi, a...Secret clearanceSeniorFull timeCasual workRemote workWorldwide
- Deliver simple solutions to complex problems as an AI/ML Software Engineer Senior at GDIT. Here, you’ll tailor cutting‑edge solutions... ...NEED TO SUCCEED: The position requires an active Top Secret/SCI with Polygraph clearance BS/BA in Software Engineering, Science,...Secret clearanceSenior
$220k - $350k
...enabling human life on Mars. SR. AI ENGINEER, SPECIAL PROGRAMS - TOP SECRET CLEARANCE Sr. AI engineers work directly... ..., and design and build AI-powered software for government or enterprise use cases... ...(aka green card holder), (iii) refugee under 8 U.S.C. 1157, or (...Secret clearanceSeniorPermanent employmentTemporary workFor contractorsShift workWeekend work$115k - $155k
...Systems, or related computer science technical degree. Clearance Top Secret Security w/ SCI Eligibility Responsibilities Support national security... ...identifies key issues/ problems. Collaborate with the software developers and DevOps team on the context of the project,...Secret clearanceSeniorFull timeContract workTemporary workWork at officeLocal areaRemote workMonday to FridayWeekend workDay shiftAfternoon shift- ...profile meets required standards. The ideal candidate will have over 10 years of experience in security operations, a BA/BS degree, and an active Top Secret clearance with SCI eligibility. The role offers flexible scheduling and comprehensive benefits. #J-18808-Ljbffr...Secret clearanceSeniorFlexible hours
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