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17 results for Senior Software Engineer in Gaithersburg, MD

Full Stack Senior Software Engineer

Herndon, VA
onsite
Permanent / Full Time
140000 - 145000 USD / Yearly
We are looking for an experienced Full Stack Senior Software Engineer to join a growing team in Reston, Virginia. This role is ideal for someone who enjoys creating robust, business-focused software solutions and can contribute across both front-end and back-end development. You will help build scalable applications, work with modern Microsoft technologies, and collaborate with cross-functional partners to deliver high-quality products. Responsibilities: • Design, develop, and enhance full-stack software solutions using C#, .NET, ASP.NET, JavaScript, and React.js. • Build reliable enterprise applications that emphasize scalability, maintainability, and strong overall performance. • Create data-centric features that connect effectively with databases, external APIs, and related service layers. • Partner with product managers and business stakeholders to translate business needs into practical technical solutions. • Contribute to application architecture decisions and support the adoption of cloud-based development approaches. • Write clean, well-structured code and participate in testing, troubleshooting, and ongoing system improvements.
2026-08-04T00:00:00Z

Sr. Software Engineer

Herndon, VA
onsite
Permanent / Full Time
140000 - 145000 USD / Yearly
We are looking for an experienced Sr. Software Engineer to join a real estate and property organization in Reston, Virginia. This role will help create and maintain enterprise-grade software solutions that support core business operations, with a strong emphasis on scalable architecture, reliable integrations, and modern application development. The ideal candidate brings deep experience across Microsoft Dynamics 365, backend engineering in C# and .NET, and front-end development using contemporary web technologies. Responsibilities: • Design and deliver enterprise software solutions that support business-critical functions and scale effectively as operational needs grow. • Develop, customize, and maintain Microsoft Dynamics 365 applications, ensuring they align with business requirements and integrate smoothly with connected platforms. • Build and support backend services and application components using C#, .NET, and ASP.NET with a focus on performance, stability, and maintainability. • Create responsive user-facing features using JavaScript and React.js to improve usability and overall application experience. • Implement integrations between Dynamics 365 and other enterprise systems to enable consistent data flow and streamlined processes. • Troubleshoot production issues, resolve defects, and optimize existing applications to improve reliability and efficiency. • Collaborate with cross-functional stakeholders to translate technical and operational needs into well-structured software solutions. • Contribute to application configuration, enhancement planning, and ongoing support for enterprise platforms throughout the software lifecycle.
2026-08-04T00:00:00Z

Senior Cloud & Infrastructure Engineer (Azure)

Bethesda, MD
onsite
Permanent / Full Time
150000 - 200000 USD / Yearly
OverviewWe are seeking a Senior Cloud & Infrastructure Engineer (Azure) to lead the design, implementation, and support of secure, scalable, and resilient cloud infrastructure environments. This role is ideal for a hands-on engineer with deep Microsoft Azure expertise and a strong background in production cloud operations, infrastructure reliability, and disaster recovery.The Senior Cloud & Infrastructure Engineer will play a key role in building and maintaining modern Azure environments, with a focus on networking, security, identity, backup, and recovery strategies. This individual will collaborate closely with cross-functional teams to ensure cloud platforms are optimized, secure, and aligned with business needs.Key Responsibilities<ul><li>Design, implement, and support Azure-based infrastructure solutions for production environments</li><li>Manage and optimize cloud infrastructure with a focus on performance, availability, scalability, and security</li><li>Support Azure networking, identity, and security configurations, including private and hybrid connectivity models</li><li>Maintain and enhance backup, recovery, and disaster recovery solutions across cloud infrastructure</li><li>Troubleshoot complex infrastructure and cloud-related issues in production environments</li><li>Partner with application, security, and operations teams to support modern platforms hosted in Azure</li><li>Contribute to infrastructure standards, architecture decisions, and operational best practices</li><li>Implement and support secure cloud designs that align with organizational compliance and security requirements</li><li>Develop and maintain infrastructure automation and repeatable deployment processes where applicable</li><li>Provide technical leadership and guidance on cloud infrastructure strategy and operational excellence</li></ul>
2026-07-23T00:00:00Z

Senior Director, Embedded Systems

Columbia, MD
onsite
Permanent / Full Time
200000 - 260000 USD / Yearly
We are looking for an experienced Senior Director, Embedded Systems to lead the strategy, design, and delivery of advanced hardware platforms in Columbia, Maryland. This role will guide engineering teams through the full product lifecycle, from concept development and architecture definition to validation and production readiness. The ideal candidate brings deep technical expertise in embedded computing and a strong leadership background in highly regulated environments such as aerospace or defense. Responsibilities: • Lead embedded hardware engineering efforts from early concept planning through integration, qualification, and release to production. • Direct and develop multidisciplinary engineering teams, setting technical priorities and aligning execution with business and program goals. • Define system architectures for rugged embedded platforms that incorporate processors, accelerators, programmable logic, and high-speed connectivity. • Oversee design reviews, verification planning, and test strategies to ensure performance, reliability, and compliance requirements are achieved. • Collaborate with internal stakeholders, customers, and external partners to translate mission needs into practical technical solutions. • Guide the creation and review of technical documentation such as interface definitions, architecture packages, wiring information, and detailed specifications. • Support laboratory evaluation and automated test initiatives by promoting effective use of simulation tools, instrumentation, and validation methodologies. • Drive continuous improvement across development practices, including configuration management, software tool usage, and cross-functional engineering coordination.
2026-08-04T00:00:00Z

Systems Engineer

Baltimore, MD
onsite
Permanent / Full Time
80000 - 100000 USD / Yearly
We are looking for a Systems Engineer to support and enhance a mixed infrastructure environment in Baltimore, Maryland. This role focuses on maintaining stable server operations, strengthening security and access controls, and contributing to cloud-connected solutions across on-premises and Microsoft platforms. The ideal candidate brings hands-on experience with Windows-based systems administration, a strong understanding of core infrastructure services, and a practical approach to reliability and continuous improvement. Responsibilities: • Oversee daily administration of Windows and Linux servers to ensure dependable performance, availability, and system health. • Manage core identity and policy services, including Active Directory and Group Policy, while maintaining secure and consistent access controls. • Support and maintain virtual infrastructure across platforms such as VMware and Hyper-V to meet operational and business needs. • Provide technical support for Azure and Microsoft 365 environments, helping maintain connectivity and functionality across hybrid systems. • Contribute to cloud adoption efforts by assisting with hybrid deployments and migration-related infrastructure tasks. • Monitor server performance, patch compliance, and overall platform reliability, taking action to resolve issues before they impact users. • Handle complex troubleshooting for escalated server and infrastructure incidents, identifying root causes and restoring service efficiently. • Strengthen operational resilience by improving automation, backup procedures, and disaster recovery readiness. • Keep technical documentation current and establish configuration standards that promote consistency, security, and scalability.
2026-07-28T00:00:00Z

Machine Learning Engineer

Herndon, VA
onsite
Temporary / Contract
70 - 75 USD / Hourly
Machine Learning EngineerPay: $70-75/hr, available solely on W2 BasisConsultant I (Contractor)Work Location: Reston, VA (4x onsite)Engagement Type: 34 Week Contract, Potential for Extension or ConversionPosition OverviewWe are seeking a Machine Learning Engineer to support the design, development, and optimization of machine learning solutions for real‑world applications. This role focuses on model development, data pipeline construction, and performance evaluation within a collaborative engineering environment.Key Responsibilities<ul><li>Design, build, train, and evaluate machine learning and deep learning models for production and analytical use cases</li><li>Develop and maintain scalable data pipelines for data collection, cleaning, transformation, and ingestion</li><li>Conduct experiments and analyze performance metrics such as accuracy, recall, and AUC</li><li>Optimize models for performance, speed, reliability, and scalability</li><li>Collaborate with cross‑functional teams to support data‑driven solutions</li></ul>
2026-07-28T00:00:00Z

Cloud Engineer

Herndon, VA
onsite
Permanent / Full Time
150000 - 185000 USD / Yearly
We are looking for a Cloud Engineer to help create resilient, modern cloud solutions that support large-scale, event-driven workloads in Northern, Virginia. This position combines technical architecture, hands-on engineering, and close collaboration with stakeholders to deliver secure, high-performing systems. The role is ideal for someone who can balance strategic thinking with practical execution while guiding teams and strengthening client partnerships. Responsibilities:• Create and refine cloud-native, serverless solutions designed to support high-throughput data processing and event-based applications.• Work directly with stakeholders to understand operational goals, identify limitations, and recommend effective technical approaches.• Provide technical guidance to decision-makers by evaluating options, outlining risks, and helping resolve complex engineering issues.• Build trusted relationships with clients and contribute to team growth through mentorship, collaboration, and technical leadership.• Remain actively involved in delivery by participating in architecture reviews, overseeing implementation quality, and developing prototypes when needed.• Investigate production issues and optimize system reliability, scalability, and overall performance across cloud environments.
2026-08-04T00:00:00Z

Senior Accountant

Arlington, VA
onsite
Permanent / Full Time
100000 - 120000 USD / Yearly
Our client, a very well capitalized, private equity backed company that is in high acquisition mode with a number of current nationwide targets, is recruiting for a new Senior Accountant to join their world class team. This is a ground floor opportunity for a talented Senior Accountant to take their career to the next level quickly with a great amount of career runway as this company rapidly builds their finance team and overall infrastructure. This newly created Senior Accountant position will report to a tenured Senior Manager and support the corporate team with the close for multiple entities and related financial reporting. You will support their ongoing and active acquisition integrations. Duties for this exciting Senior Accountant position will include the following: <ul><li>Act as a key contributor to the month end and year end accounting close as well as three statement financial reporting for multiple acquired entities acting as their “Controller”</li><li>Review and prepare journal entries including monthly accruals, adjusting entries and complex entries to support complex transactions. </li><li>Perform monthly balance sheet reconciliations for accounts assigned and related account schedules </li><li>Act as a key liaison to the outside accounting firm regarding the external audit process and provide supporting schedules and requested information to support the year end external audit and quarterly reviews </li><li>Review and develop key accounting processes as continued analysis of internal controls with recommendations to strengthen them </li><li>As a part of a team, project manage upcoming system implementations and related technology projects </li><li>Effectively coordinate between operations teams and the corporate accounting team to maintain information flow and hit reporting deadlines</li><li>Perform ad hoc projects for senior management as assigned.</li></ul>Your base pay will depend on your skills, experience and training, knowledge, licensure and certifications, and other business and organizational needs. Our client offers medical benefits as part of their overall compensation package in addition to other robust benefits including strong bonus potential Please submit your resume in confidence to Raj Khanna, Senior Vice President at Robert Half for immediate consideration for this or one of our other active career opportunities in the Washington Metro area.
2026-07-28T00:00:00Z

Senior Accountant

Arlington, VA
onsite
Permanent / Full Time
115000 - 130000 USD / Yearly
We are looking for a detail-oriented Sr. Accountant to join a growing financial services organization in Arlington, Virginia. This role supports alternative investment vehicles and related entities through core accounting, reporting, and financial analysis activities. The ideal candidate brings strong knowledge of U.S. accounting practices, thrives in a fast-moving environment, and uses technology effectively to improve accuracy and efficiency. Responsibilities: • Build a thorough understanding of the firm's private investment offerings, including fund terms, fee methodologies, and performance-related calculations. • Oversee accounting records for funds and affiliated entities by coordinating with fund administrators and ensuring transactions are recorded accurately and completely. • Prepare financial analyses, projections, and custom reporting to support business needs and leadership decision-making. • Address information requests from current and prospective investors with clear, accurate, and timely responses. • Draft financial statements and examine supporting schedules in preparation for the annual U.S. audit process. • Partner with external tax advisors to support yearly tax return preparation and required filings. • Review investor-specific provisions, side arrangements, and contractual terms to help ensure ongoing compliance. • Contribute to process enhancements, internal controls, and other operational priorities as business needs evolve.
2026-07-27T00:00:00Z

Senior Accountant

Washington, DC
onsite
Permanent / Full Time
90000 - 110000 USD / Yearly
My client is a company within the real estate industry looking for a Senior Accountant to fill the role in their Washington, DC office. The ideal Senior Accountant for this role will be responsible for assisting the accounting team with the day-to-day operations and ensuring the financial statements are reported accurately. The responsibilities for the Senior Accountant will include preparing monthly and quarterly financial statements, assisting with invoicing, posting various journal entries, reconciling the balance sheet accounts, accounting for WIP, fixed assets and other depreciable assets, along with collaborating with the team to achieve goals. This organization has room for growth and offers good benefits; including medical and dental benefits. Daily responsibilities of the Senior Accountant include: · Prepare financial statements.· Assist with month-end close process.· Reconcile various balance sheet accounts.· Post journal entries.· Assist with other ad hoc duties.
2026-07-31T00:00:00Z

Senior Accountant

Rockville, MD
onsite
Permanent / Full Time
95000 - 110000 USD / Yearly
Our client is a rapidly growing, well capitalized world leader in their sector, is recruiting for their new Senior Accountant. This visible and challenging position will provide hands on financial reporting, technical accounting and audit support as the company moves forward with cutting edge new energy projects. This role will clearly allow you to add your signature on the organization as the company’s reach expands. Reporting to a talented Controller who is known to be a strong mentor, core responsibilities for this Senior Accountant will be to: • Prepare financial statements that adhere to Generally Accepted Accounting Principles (GAAP).• Oversee financial activities including general ledger maintenance, cost accounting, budgeting, and financial analysis.• Manage the monthly accounting close process and prepare detailed fund partnership reports.• Collaborate across teams such as Finance, Asset Management, Legal, and Transactions to ensure accurate reporting and compliance.• Conduct reconciliations and maintain proper documentation within financial accounting systems.• Support external audit processes by providing necessary documentation and responding to inquiries.• Apply knowledge of GAAP accounting topics, including fixed assets, leases, asset retirement obligations, taxes, and debt.• Recommend and implement improvements to systems, policies, and procedures for enhanced accuracy and efficiency.• Support the exciting new systems implementation that is in process. Your base pay will depend on your skills, experience, certifications and other business needs. The client offers strong overall benefits as part of their compensation package including medical benefits. Please submit your resume in confidence to Raj Khanna, Senior Vice President, Robert Half for immediate consideration for this or one of our many current openings in the Washington, DC Metro area.
2026-08-07T00:00:00Z

Senior Accountant

Fairfax, VA
onsite
Permanent / Full Time
90000 - 110000 USD / Yearly
Our client, a private equity backed and quickly growing government contractor in the technology sector, is looking for an experienced Senior Accountant to join their team in Fairfax, Virginia. There is a solid runway for career growth and development given all of their recent positive developments including potential acquisitions. In this Senior Accountant role, you will play a vital part in supporting their financial close and accurate GAAP financial reporting. In this exciting new role, you will support an established leadership team and: <ul><li>Perform general ledger reconciliations, month end closing journal entries and ensure compliance with GAAP</li><li>Assist leadership with contract revenue recognition in accordance with ASC 606</li><li>Conduct monthly reconciliations of general ledger accounts to ensure timely and accurate financial closings.</li><li>Prepare monthly, quarterly, and annual financial statements in accordance with applicable standards.</li><li>Lead month-end and year-end closing processes, including preparing journal entries and accruals.</li><li>Monitor and ensure accurate revenue recognition based on government contract terms and accounting standards (FAR and CAS)</li><li>Apply and oversee indirect cost rates in line with provisional billing rates and incurred cost submissions.</li><li>Assist in preparing incurred cost submissions and year-end audit workpapers.</li><li>Ensure compliance with relevant tax laws, internal controls, and organizational policies.</li><li>Collaborate on the development and implementation of new financial processes to enhance operational efficiency.</li><li>Special projects as required by leadership</li></ul>Your base pay will depend on your skills, experience and training, knowledge, licensure and certifications, and other business and organizational needs. Our client offers medical benefits as part of their overall compensation package in addition to other robust benefits. Please respond in confidence to Raj Khanna, Senior Vice President at Robert Half for immediate consideration for this fast-moving opportunity or one of our other immediateopenings in the Washington, DC Metro area.
2026-08-07T00:00:00Z

Senior Accountant

Arlington, VA
onsite
Permanent / Full Time
100000 - 125000 USD / Yearly
Our client is a rapidly growing and well financed global company in the emerging energy sector. They are recruiting for a Senior Accountant to join their world class team. This is a ground floor opportunity for a talented Senior Accountant to take their career to the next level quickly with a great amount of career runway as this company rapidly builds their finance team and overall infrastructure. This exciting Senior Accountant position will report to a tenured Director and provide accounting support at the corporate level for their cutting edge new global level projects. Duties for this this exciting Senior Accountant role will include the following: · Work closely with the corporate accounting team and be a key contributor to the month end and year end accounting close as well as financial reporting· Prepare journal entries including monthly accruals, adjusting entries and complex entries to support complex transactions.· Perform monthly balance sheet reconciliations for accounts assigned and related account schedules· Assist with the external audit process and provide supporting schedules and requested information to support the year end external audit and quarterly reviews· Support management with the development of key accounting processes as well as design of internal controls· As a part of a team, assist with system implementations and related technology projects· Work effectively between project operations teams and the corporate accounting team to maintain information flow and hit reporting deadlines· Perform ad hoc projects for management as assigned. Our client offers fully paid medical insurance as part of their overall compensation package in addition to other robust benefits. Please submit your resume in confidence to Raj Khanna, Senior Vice President at Robert Half or directly via LinkedIn for immediate consideration for this or one of our other active career opportunities in the Washington Metro area.
2026-08-07T00:00:00Z

Senior Accountant

Bethesda, MD
onsite
Temporary / Contract
35 - 45 USD / Hourly
A large government contractor is seeking a senior accountant.Some of their general responsibilities include:<ul><li>Preparing financial statements</li><li>Maintaining and reconciling accounts</li><li>Preparing and filing tax returns</li><li>Assisting with budgeting and forecasting</li><li>Ensuring all accounting tasks and financial records comply with generally accepted accounting principles</li></ul>
2026-07-24T00:00:00Z

Senior Accountant

Alexandria, VA
onsite
Permanent / Full Time
90000 - 105000 USD / Yearly
My client has an exciting opportunity for someone looking for a role as a Senior Accountant in their Alexandria VA office. They are within the real estate investment industry and the ideal person selected for the Senior Accountant position should have an accounting real estate background. This person will be responsible for assisting with the accounting operations for the company and will report to the Controller. The duties will consist of supporting the month-end close process, posting various journal entries; including intercompany activity, reconciling various accounts, producing financial reports, assisting with budgeting and forecasting and ensuring the company remains in compliance with US GAAP. This organization offers excellent benefits; including medical, in addition to great work life balance. Daily responsibilities of the Senior Accountant include: · Property and asset management.· Assist with month-end close process.· Prepare various budgets and schedules.· Assist with property tax and other filings.· Reconcile general ledger accounts.· Ensure company is in compliance.
2026-07-28T00:00:00Z

Senior Tax Manager

Columbia, MD
onsite
Permanent / Full Time
140000 - 172000 USD / Yearly
We are looking for an experienced corporate tax leader to join our client's accounting organization near Columbia, MD on a hybrid basis. This role offers broad ownership across income tax, indirect tax, compliance, provision work, and strategic advisory activities within a dynamic environment. The ideal candidate will combine strong technical knowledge with sound judgment, process improvement skills, and the ability to partner effectively across finance and operational teams. Responsibilities:• Lead the preparation, review, and timely submission of U.S. federal and state corporate income tax filings, including estimated payments and extension requirements.• Oversee tax provision activities under ASC 740, including supporting analyses, assumptions, journal entries, account reconciliations, and related financial statement disclosures.• Coordinate responses to tax authority notices and support federal and state examinations by gathering documentation, preparing workpapers, and assisting with audit resolution.• Direct oversight of state and local indirect tax compliance, including sales and use tax filings, audit support, and management of inquiries across multiple jurisdictions.• Monitor real and personal property tax obligations, ensuring reporting, payments, and audit activity are handled accurately and on schedule.• Evaluate the tax impact of business transactions such as restructurings, intercompany activity, and new initiatives, and recommend practical approaches to reduce risk and improve tax efficiency.• Partner with external advisors and internal stakeholders to pursue tax planning opportunities, including credits, incentives, and other cash tax savings strategies.• Maintain and enhance tax technology, documentation, and internal control procedures, while supporting testing and implementation work tied to system upgrades such as D365.• Provide guidance and informal training to finance and accounting colleagues, while mentoring members of the tax team and strengthening cross-functional collaboration.• Drive process improvements that increase the accuracy, efficiency, and scalability of tax operations and governance practices.
2026-07-16T00:00:00Z

FIPS 140 Security Engineer

Columbia, MD
onsite
Temporary / Contract
60.77 - 60.77 USD / Hourly
We are looking for a FIPS 140 Security Engineer to join the client’s Accredited Testing & Evaluation team supporting cybersecurity initiatives critical to national defense. This role focuses on evaluating, testing, and validating cryptographic products and security solutions against FIPS 140 and NIST standards. The role will perform security assessments, entropy analysis, vulnerability testing, cryptographic validation activities, and technical reporting within a hands-on laboratory environment supporting secure communications technologies.The ideal candidate will have experience with cryptographic technologies, FIPS 140 validation processes, entropy assessments, scripting, and security testing methodologies. Key Responsibilities:· Support FIPS 140 validation and security evaluation projects for cryptographic products and systems.· Perform security architecture reviews, product design analysis, and system-level security assessments.· Conduct cryptographic and Public Key Infrastructure (PKI) testing.· Analyze entropy sources in accordance with NIST SP 800-90B requirements and evaluate SP 800-90C random bit generator constructions.· Perform statistical and heuristic analysis of noise datasets.· Create and review Entropy Assessment Reports (EAR) and Public Use Documents (PUD).· Prepare and submit Entropy Source Validation (ESV) packages through the NIST ESVTS platform.· Conduct vulnerability assessments, logical security analysis, and physical security testing.· Review source code and develop scripts or tools to automate testing activities.· Build testing environments, execute test plans, document findings, and produce technical reports.· Evaluate products against applicable security standards and technology-type requirements.
2026-07-14T00:00:00Z