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Senior Jobs in Clifton, MD

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Senior Computer Systems Engineer Leidos

Silver Spring, MD

$131,300–$237,350 / year

This may include decomposing features into workable stories, prioritizing or reprioritizing items in the backlog for upcoming sprints, refining acceptance criteria and complexity estimates or removing tickets that are no longer relevant. Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer , to play a critical role with design, engineering, development and deployment of software supporting the DIA-NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP).

15 days ago

Senior Information System Security Officer Leidos

Annapolis Junction, Maryland

The selected candidate will act as an ISSO for a large software development program which includes software maintenance and development, IT support (Network/Workstation/Server), systems integration and life cycle support, enterprise application development, network engineering, and information systems security (ISS). Provide support for Information Assurance Vulnerability Alerts (IAVAs) management (initiating IAVA responses and system security scans, completing remediation, extending IAVA patches and security updates to designated sites, etc.).

30+ days ago

Software Integrator & Administrator, Senior Booz Allen Hamilton Inc.

Aberdeen Proving Ground, MD

$86,900–$198,000 / year

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Ability to work with CI/CD concepts and tools, such as Azure DevOps, GitLab, or Jenkins for building and deploying infrastructure, and with PowerShell and Bash, including Infrastructure as Code (IaC) to streamline provisioning, configuration, and deployment processes.

30+ days ago

Senior Director, Long-Range Research Initiative & Applied Science Strategies Fox Point Recruitment LLC

Washington D.C., DC

$212,000–$254,000 / year

The successful candidate will collaborate with senior leadership, scientific experts, government agencies, and international organizations to guide research priorities, evaluate emerging scientific trends, and promote evidence-based decision-making on a national and global scale. This role is designed for a scientific leader passionate about advancing high-impact research initiatives, influencing science-based policy, and shaping long-term strategies related to chemical safety, regulatory science, and applied research.

30+ days ago

Senior AI Security Software Engineer Carnegie Mellon University

Arlington, VA

Artificial Intelligence Security Software Engineers at the SEI use software and machine learning engineering practices, data processing, and data analytics to help our researchers solve AI security challenges. BS in computer science, machine learning, cybersecurity, statistics, or related discipline with ten (10) years of experience; OR MS in the same fields with eight (8) years of experience; OR PhD in the same fields with five (5) years of experience.

16 days ago

Administrative Specialist, Senior Booz Allen Hamilton

Usa, Maryland

$69,400–$158,000 / year

Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

30+ days ago

Mergers And Acquisitions Senior Associate AES Corporation

Arlington, VA

$113,000–$141,525 / year

The Mergers and Acquisitions team oversees AES's growth through mergers, divestitures, partnerships, restructurings, and acquisitions by assessing and executing potential transactions in conjunction with local business leaders in AES markets. Responsibilities: Lead several work streams for live transactions, including development of the financial model, creation of the confidential information memorandum (for divestitures/partnerships), coordination of the Q&A process, management of external consultants, and negotiation of parts of the transaction documentation.

30+ days ago

Senior Software Engineer - Secret stanleyreid

Columbia, Maryland

$182,000–$240,000 / year

Qualified Senior SME should have the below skills: Demonstrated SME-level mastery across the full stack: React (modern JavaScript/TypeScript), Python backend development with FastAPI and/or Django, AWS, and containerized deployment with Docker and Kubernetes. In this role you will serve as the authoritative technical SME across frontend, backend, and cloud/DevOps domains, providing expert guidance on architecture, design patterns, and technology selection.

30+ days ago

Senior Tutor - SAT + ACT Full Test TPAPT

Washington, DC

Remote

$50–$60 / year
Quick Apply

The Association of Test Preparation, Admissions, and Private Tutoring (TPAPT) is searching for skilled and dedicated Senior Tutors to provide comprehensive test prep for the SAT and ACT. Our ideal candidates are passionate educators who are eager to foster academic success in students preparing for college entrance exams.

30+ days ago

Senior Assistant Golf Professional Congressional Country Club

Bethesda, MD

Full time
Quick Apply

Our championship legacy continues with an exciting lineup of future events, including:2027 KPMG Women's Championship2029 PGA Professional Championship2031 PGA Championship2033 KitchenAid Senior PGA Championship2037 Ryder CupWith Andrew Green's transformation of the Blue Course, an 8,000-square-foot Golf Performance Center, and a nationally recognized golf operation, Congressional provides an exceptional environment for golf professionals looking to grow their careers at the highest level. The Senior Assistant Golf Professional will work closely with Golf Operations leadership and gain experience across tournament operations, merchandising, instruction, financial management, team development, Member relations, and major championship operations.

30+ days ago

SENIOR ATTORNEY Government of Florida

WASHINGTON, DC

$75,128.08–$92,400.10 / year

The General Counsel's office also represents the agency in garnishment proceedings, advises department staff and provides legal representation regarding subpoenas, litigates public records requests, and responds to requests generated by the Capital Collateral Regional Counsel. Under the direction of Secretary Richard Comerford, the Florida Department of Corrections (FDC) is the 3rd largest state prison system in the country with a budget of 2.9 billion, approximately 90,000 inmates incarcerated and another 149,000 offenders on active community supervision.

30+ days ago

Operations Researcher, Senior Booz Allen Hamilton

Usa, Maryland

$69,400–$158,000 / year

In this role, you’ll use your passion for analytics and statistics to devise modeling and measuring techniques utilizing mathematics, statistical methods, engineering methods, operational mathematics techniques such as linear programming, simulation, task automation, and other principles and laws of scientific and economic disciplines. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

30+ days ago

Senior Linux Systems Administrator / Systems Engineer (Day, Night or Weekend Shift - TS/SCI with Polygraph required) Red Alpha

Annapolis Junction, Maryland

$175,000–$225,000 / year

Our total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. Our approach in determining final salaries takes into consideration a number of factors such as education, certifications, total years of relevant professional experience, actual level of expertise, and the responsibilities of the role itself.

30+ days ago

Sr Hospitalist Clinical Reviewer - Remote YO AI Labs

Maryland

Remote

We are seeking experienced Senior Hospitalist Clinical Reviewers to support a high-impact project focused on inpatient clinical quality, documentation accuracy, and medical review . In this role, you will apply your hospitalist expertise and clinical judgment to evaluate inpatient cases, identify complex or ambiguous clinical scenarios, and provide clear, well-reasoned feedback.

30+ days ago

Security Assessment & Authorization (SA&A) Analyst, Sr (Job 1457) DLH

Bethesda, Maryland

$135,000–$150,000 / year

Our experts in public health, performance evaluation, and health operations solve the complex problems faced by civilian and military customers alike by leveraging advanced tools – including digital transformation, artificial intelligence, data analytics, cloud enablement, modeling, and simulation, and more. Security Assessment & Authorization Analyst is responsible for developing and maintaining Authority to Operate (ATO) security packages and authorization documentation and working across the Risk Management Framework (RMF) lifecycle for assigned systems.

30+ days ago

Senior Artificial Intelligence (AI) Engineer (SWE-3) Leidos

Odenton, Maryland

The candidate must be highly proficient with modern version control and model/code management using Git, GitLab, Hugging Face, Bailo (or similar), and demonstrate a proven track record of driving AI solutions from concept through governed production deployment in sensitive, mission-focused environments. The role requires hands-on expertise with analytic development environments and cloud-native platforms (e.g., GMLearn, Container Yard, AWS SageMaker, AWS EKS), as well as strong agile delivery skills using Scrum or Kanban and tools such as Jira and Confluence.

30+ days ago

Senior Software Engineer (Java/NiFi), to 290k - FS Poly stanleyreid

Annapolis Junction, Maryland

Apply online at https://careers.stanleyreid.com/ or contact our MD team for more info: mwhitford@stanleyreid.com, asmith@stanleyreid.com. Education: Bachelor’s degree in Computer Science or a related discipline (4 additional years of SWE experience may be substituted for a degree).

30+ days ago

Senior Director of Channel Sales, AI cybersecurity, Remote Planet Green Search

Baltimore, Maryland

Remote

Our solution automates data loss prevention (DLP) and insider risk management (IRM) in modern environments, protecting sensitive unstructured data across endpoints, SaaS applications, email, cloud storage, GenAI tools, and more. This is an ideal role for a proven channel leader who has successfully built and scaled partner programs at high-growth cybersecurity or SaaS companies and thrives in a fast-paced, entrepreneurial startup environment.

30+ days ago

Senior Test Engineer - 25k Sign on Bonus Leidos

Columbia, Maryland

Collaborate with stakeholders to plan, estimate, and break down work for migrating the current in-house test harness from legacy Robot Framework to a modern alternative (e.g., Robot Framework AIO or Microsoft Playwright). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

17 days ago

Sr. Association Manager - Member Finance & Invoicing Etherio Group

District of Columbia

As a senior association manager in this finance-focused role, this person will engage with members on a variety of issues, support the cost allocation and invoicing process, manage large data mapping projects, support financial statement presentation, and perform financial data analysis. Whether you work in one of our offices or virtually, we're committed to supporting your learning and growth by providing opportunities for partnerships, experiences and connections that will accelerate your own success.

30+ days ago

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Senior Jobs in Clifton, MD

Senior Computer Systems Engineer Leidos

Senior Information System Security Officer Leidos

Software Integrator & Administrator, Senior Booz Allen Hamilton Inc.

Senior Director, Long-Range Research Initiative & Applied Science Strategies Fox Point Recruitment LLC

Senior AI Security Software Engineer Carnegie Mellon University

Administrative Specialist, Senior Booz Allen Hamilton

Mergers And Acquisitions Senior Associate AES Corporation

Senior Software Engineer - Secret stanleyreid

Senior Tutor - SAT + ACT Full Test TPAPT

Senior Assistant Golf Professional Congressional Country Club

SENIOR ATTORNEY Government of Florida

Operations Researcher, Senior Booz Allen Hamilton

Senior Linux Systems Administrator / Systems Engineer (Day, Night or Weekend Shift - TS/SCI with Polygraph required) Red Alpha

Sr Hospitalist Clinical Reviewer - Remote YO AI Labs

Security Assessment & Authorization (SA&A) Analyst, Sr (Job 1457) DLH

Senior Artificial Intelligence (AI) Engineer (SWE-3) Leidos

Senior Software Engineer (Java/NiFi), to 290k - FS Poly stanleyreid

Senior Director of Channel Sales, AI cybersecurity, Remote Planet Green Search

Senior Test Engineer - 25k Sign on Bonus Leidos

Sr. Association Manager - Member Finance & Invoicing Etherio Group

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