Explore 3 senior python programmer jobs from 2 hiring companies in Middletown, DE, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Senior Python Programmer

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Senior Python Programmer Jobs

General Dynamics Information Technology

Lockheed Martin

TAP Engineering

Onsite

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:C/C++, Perl Programming, Python Software DevelopmentCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:CNO PROGRAMMER Transform technology into opportunity as a CNO Programmer at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career. MEANINGFUL WORK AND PERSONAL IMPACT As a CNO Programmer, you will create exciting and novel mission solutions in cyber related technologies and products. The work you’ll do at GDIT will be impactful to the mission. You will play a crucial role in providing custom software design and development. WHAT YOU’LL NEED TO SUCCEED Bring your engineering expertise along with a drive for innovation to GDIT. The CNO Programmer must have: ● Education: Bachelor’s degree from an accredited college or university in Computer Science, Electrical Engineering, Physics or related field is required. ● Experience: 10&#43; years of related experience ● Technical skills: Experience with C/C&#43;&#43; ● Security clearance level: TS/SCI w/Poly ● US citizenship required ● Role requirements:<ul><li>Experience with Assembly (Intel, Motorola, and/or PowerPC)</li><li>Experience in scripting/support languages such as Python, Perl</li><li>Familiarity with reverse engineer tools and techniques such as Ghidra, IDApro, GDB, or wireshark</li></ul> GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. ● Growth: AI-powered career tool that identifies career steps and learning opportunities ● Support: An internal mobility team focused on helping you achieve your career goals ● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off ● Community: Award-winning culture of innovation and a military-friendly workplace OWN YOUR OPPORTUNITY Explore a career in software development at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation.#MD_2026Alumni#IntelligenceEngineeredThe likely salary range for this position is $214,776 - $290,580. 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:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional 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 30,000 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<a href="https://www.gdit.com/tc" target="_blank">gdit.com/tc</a>.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

CNO Programmer

10+ years in software engineering with C/C++, Python/Perl; TS/SCI with Poly; US citizenship; experience with Assembly; reverse engineering tools.

CNO Analyst / Programmer Level 3 Software | Hanover, MD | Full Time Position: CNO Analyst / Programmer Level 3 Location: Hanover, MD Category: Software Engineering Schedule: Standard Day Shift, Monday&#8211;Friday Clearance Requirement: Active TS/SCI with Polygraph (required) Experience Requirement: Principal-Level (8&#8211;16 years) Compensation Range: $175,000 &#8211; $196,000 (based on experience)<div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Position Overview We are seeking a CNO Analyst / Programmer Level 3 to lead the design, development, and delivery of advanced software tools and capabilities in a mission-focused environment. This role is ideal for a senior technical leader with deep expertise in low-level programming, network protocols, and complex system integration. The CNO Analyst / Programmer will play a key role in architecting and developing end-to-end data flows, guiding technical direction, and leading the development of innovative solutions. This position requires strong leadership, the ability to work independently, and collaboration across engineering teams to deliver high-impact capabilities.<div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Key Responsibilities<ul style="margin-bottom:11px;"><li style="margin-bottom:11px;">Lead the design, development, and implementation of custom software tools and capabilities</li><li style="margin-bottom:11px;">Architect and develop end-to-end data flows and tasking within complex software systems</li><li style="margin-bottom:11px;">Develop applications across Windows, UNIX/Linux, and embedded or mobile environments</li><li style="margin-bottom:11px;">Write and maintain code in languages such as Assembly, C, C++, Java, Perl, or Python</li><li style="margin-bottom:11px;">Provide technical leadership and direction across software development efforts</li><li style="margin-bottom:11px;">Lead and participate in design reviews, code reviews, and software readiness activities</li><li style="margin-bottom:11px;">Perform advanced debugging, testing, and validation of complex software systems</li><li style="margin-bottom:11px;">Develop and present technical documentation and briefings</li><li style="margin-bottom:11px;">Collaborate with cross-functional teams to integrate and optimize system performance</li><li style="margin-bottom:11px;">Drive the development of new solutions that meet evolving technical and mission requirements</li></ul><div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Required Qualifications<ul style="margin-bottom:11px;"><li style="margin-bottom:11px;">Active TS/SCI clearance with Polygraph</li><li style="margin-bottom:11px;">Bachelor&#8217;s degree in Computer Science, Information Systems, Network Engineering, or a related field<ul style="list-style-type:circle;"><li style="margin-bottom:11px;">OR 16 years of relevant experience in lieu of a degree</li></ul></li><li style="margin-bottom:11px;">12+ years of experience in software engineering or development roles<ul style="list-style-type:circle;"><li style="margin-bottom:11px;">OR 10+ years with a Master&#8217;s degree</li><li style="margin-bottom:11px;">OR 8+ years with a Doctorate</li></ul></li><li style="margin-bottom:11px;">Expert-level experience with one or more programming languages such as C, C++, Java, Python, Assembly, or similar</li><li style="margin-bottom:11px;">Strong experience with network socket programming and packet-level development</li><li style="margin-bottom:11px;">Deep understanding of IP, TCP, and application-level protocols</li><li style="margin-bottom:11px;">Experience developing applications in Windows (.NET/Visual Studio) and/or Unix/Linux environments</li><li style="margin-bottom:11px;">Proven ability to lead technical efforts and guide development teams</li><li style="margin-bottom:11px;">Strong problem-solving, analytical, and communication skills</li></ul><div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Preferred Qualifications<ul style="margin-bottom:11px;"><li style="margin-bottom:11px;">Experience with low-level or embedded system development</li><li style="margin-bottom:11px;">Strong background in secure software development practices</li><li style="margin-bottom:11px;">Experience developing and integrating complex, large-scale systems</li><li style="margin-bottom:11px;">Experience mentoring and leading junior engineers</li><li style="margin-bottom:11px;">Ability to communicate complex technical concepts to diverse audiences</li></ul><div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Benefits Overview TAP Engineering offers a comprehensive and competitive benefits package, including:<ul style="margin-bottom:11px;"><li style="margin-bottom:11px;">Paid Time Off: 15&#8211;25 days annually based on tenure, plus 11 paid holidays (never use-or-lose)</li><li style="margin-bottom:11px;">Retirement: Up to 15% employer contribution to a 401(k) through match and profit sharing</li><li style="margin-bottom:11px;">Medical Coverage: Free medical insurance for employees, with optional buy-up plans for dependents</li><li style="margin-bottom:11px;">Dental &amp; Vision: Employer-paid plans with optional enhancements</li><li style="margin-bottom:11px;">Insurance Coverage: Employer-paid life insurance, AD&amp;D, short-term disability, and long-term disability</li><li style="margin-bottom:11px;">Flexible Spending Accounts: Healthcare and dependent care FSAs</li><li style="margin-bottom:11px;">Tuition Reimbursement: Up to $36,000 per year for approved coursework</li><li style="margin-bottom:11px;">Additional Benefits: Employee Assistance Program, wellness incentives, discount programs, virtual care, prescription savings, and travel support</li><li style="margin-bottom:11px;">Performance-Based Rewards: Merit increases, performance bonuses, and referral bonuses</li></ul><div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Clearance Requirement This position requires an active TS/SCI security clearance with Polygraph. Clearance processing and maintenance will be conducted in accordance with U.S. Government requirements.<div align="center" style="text-align:center;margin-bottom:11px;"><hr align="center" size="2" width="100%"></div>Additional Information By submitting your resume for this position, you acknowledge and agree that application materials may be shared with affiliated teams or programs for consideration for other available opportunities. TAP Engineering is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other status protected by law

CNO Analyst / Programmer Level 3

Analyst / Programmer Level 3

Active TS/SCI with Poly; bachelor’s in CS/IS/Network Engineering or 16 years of relevant experience in lieu; 12+ years software engineering; expert in C/C++, Java, Python, or Assembly; network socket programming; Windows/Unix/Linux; strong leadership and communication.

<div><h3>Security Clearance</h3><div>TS/SCI w/Poly SP</div><h3>Shift</h3><div>First </div><h3>Direct/Indirect</h3><div>Direct </div><h3>Business Area</h3><div>Rotary and Mission Systems </div><h3>Department</h3><div>L26EJF:COE Cyber F </div><h3>Relocation/Housing Stipend Available</h3><div>Possible</div><h3>Job Code/Title</h3><div>E1294:Embedded S/W Engineer Stf </div><h3>Job Class</h3><div>Cyber Security</div><h3>Job Category</h3><div>Experienced Professional</div><h3>Program</h3><div>TG</div><h3>Req Type</h3><div>Task Order/IDIQ</div><h3>Job Description</h3><div>This position may be eligible for up to a $25K sign on bonus for external hires! What We’re Doing: Lockheed Martin, Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life. You’ll develop innovative offensive cyber capabilities that help protect the nation and the world. <a href="https://www.lockheedmartin.com/en-us/capabilities/cyber.html">Cyber | Lockheed Martin</a> Who we are: Ready to make a real impact in the world of cybersecurity? Join Lockheed Martin Cyber & Intelligence's Offensive Cyber community and be at the forefront of securing some of the most advanced systems and networks out there. Our team doesn't just do penetration testing - we create the techniques, tools, and exploits used in world-class offensive cyber operations and defense. The Work: A CNO (Computer Network Operations) offensive cyber professional can be described as a "cyber warrior," harnessing their expertise in computer systems and networks to disrupt and disable adversary capabilities. Alternatively, they can be referred to as a "digital operator," skillfully navigating the virtual battlefield to achieve strategic objectives. They can also be characterized as "cyber operatives," leveraging their knowledge of cybersecurity and computer networks to conduct operations and gather critical intelligence. We are hiring for a variety of roles including vulnerability analysts, exploit developers, hardware/software reverse engineers, offensive cyber tool developers, embedded developers, and cyber researchers. We want your expertise in traditional computing (Windows/Linux/MacOS), mobile technology (Android/iOS), wireless technology, IoT, ICS/SCADA, enterprise technologies, and special-purpose embedded and real-time systems. Come join a company with incredible breadth and depth in the nature of programs and technologies we support that will never leave you bored or looking for your next assignment. Why Join Us: Your Health, Your Wealth, Your Life Our flexible schedules, competitive pay and comprehensive benefits enable you to live a healthy, fulfilling life at and outside of work. <a href="https://www.lockheedmartin.com/en-us/careers/why-lm.html#benefits">Learn more about Lockheed Martin’s competitive and comprehensive benefits package.</a> We support our employees, so they can support our mission. This position is participating in our External Referral Program. If you know somebody who may be a fit, click <a href="https://www.lockheedmartinjobs.com/external-referral-program">here</a> to submit a referral. If your referral is hired, you'll receive a $3000 payment! code-extrefer #OneLMHotJobs #RMSTG2026</div><h3>Basic Qualifications</h3><div>• Must possess active US security clearance with a polygraph • 8+ years overall experience • Bachelor of Science in Math, Science, Engineering, Statistics, Engineering Management, or related discipline. May substitute an additional four years' experience in lieu of a Bachelor's Degree. Masters degree may substitute for additional 2 years of experience • Experience programming in Assembly, C, C++ or Python • Experience with Offensive Cyber Tools and Techniques</div><h3>Desired skills</h3><div>• 6+ years desired of USG Offensive Cyber experience. • Experience using network sockets programming including developing packet-level programs, expert packet-level understanding of IP, TCP, and application-level protocols</div><h3>State</h3><div>Maryland </div><h3>Virtual</h3><div>no</div><h3>City</h3><div>Hanover</div><h3>Zip</h3><div>21076</div><h3>EEO</h3><div>Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.</div><h3>*</h3><div>At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on <a href="https://www.lockheedmartinjobs.com/">Lockheed Martin Jobs</a>, and apply for roles that align with your qualifications.</div><h3>City, State</h3><div>Hanover-MD </div><h3>Other Important Information</h3><div>By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.</div><h3>Ability to work remotely</h3><div>Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.</div><h3>Work Schedule Information</h3><div>Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.</div><h3>Work Schedule</h3><div>9x80 every other Friday off </div><h3>Select the Telework classification for this position</h3><div>Employee will work on-site full-time </div><h3>National Pay Statement</h3><div>Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $113,900 - $200,905. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year. This position is incentive plan eligible.</div><h3>Premium Pay Statement</h3><div>Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $131,000 - $227,125. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. This position is incentive plan eligible.</div></div>

Offensive Cyber Analyst / Programmer 2

Active US security clearance with polygraph; 8+ years; BS in Math/Science/Engineering/Statistics/Engineering Management; programming in Assembly/C/C++/Python; experience with offensive cyber tools and techniques.

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Senior Python Programmer Jobs in Middletown, DE, US

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