Senior software engineer jobs in Ellicott City, MD - 7,526 jobs

A leading defense technology company is seeking a Corporate Software Engineering Director to shape the vision and execution of software engineering across the enterprise. This role requires extensive experience in software engineering management and systems engineering. Candidates must hold a Bachelor's or Master's degree in a STEM field and have a current secret-level security clearance. Duties include leading change management initiatives and developing a unified talent development framework. It is a full-time position based in McLean, Virginia. #J-18808-Ljbffr

A leading non-profit policy institute is seeking a Director of Technology & Innovation Policy to manage its tech policy portfolio. The ideal candidate will have over three years of experience in a relevant policy field and possess strong writing and research skills. Responsibilities include proactive research and effective communication of complex policy issues. A commitment to sensible policy solutions is essential. The position is based in Washington, DC and offers competitive benefits including health coverage and a retirement savings plan. #J-18808-Ljbffr

Analyze system requirements and concept of operations documents, acquisition plans, and system descriptions to develop evaluation and test plans and procedures, prepare for and conduct the data collection and analysis, and report status and results Support the development of Government test and evaluation documentation e.g., Test & Evaluation (T&E) Strategy, Test & Evaluation Master Plan, Event Test Plans, Test Readiness Assessments, and T&E Reports. Work with other test organizations to support T&E program integration Provide specialized T&E capabilities tailored to system functions, level, maturity, and performance areas Requirements Bachelor's degree and 10+ years of relevant experience. Must have an Active TS/SCI Clearance; willingness to obtain and maintain a CI Poly. Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, highly regarded IT consulting and management firm. ENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Our strong technical and management experts have been able to maintain a standard of excellence in their relationships while delivering innovative, scalable and collaborative infrastructure to our clients. Why ENS? Free Platinum-Level Medical/Dental/Vision coverage, 100% paid for by ENS 401k Contribution from Day 1 PTO + 11 Paid Federal Holidays Long & Short Term Disability Insurance Group Term Life Insurance Tuition, Certification & Professional Development Assistance Workers' Compensation Relocation Assistance #J-18808-Ljbffr

A leading agricultural firm located in Washington, D.C. is seeking a savvy Public Policy Manager. This role involves working closely with government officials and stakeholders on issues that affect the business. Candidates should have over 12 years of experience in public policy, strong analytical skills, and an understanding of the Congressional process. The compensation ranges from $156,800 to $196,000, plus an annual bonus. Benefits include health plans, 401(k) matching, parental leave, and generous PTO. #J-18808-Ljbffr

A private equity-backed technology company in Bethesda, MD is seeking a Head of FP&A. This role involves leading budgeting, forecasting, and reporting processes, demanding strong financial modeling and reporting skills. The ideal candidate will have over 15 years of FP&A experience, preferably in tech or SaaS industries, and will thrive in a small, fast-paced environment. Competitive salary of $175-225K plus incentive compensation based on experience. #J-18808-Ljbffr

A leading investment firm in Washington is seeking a strategic business partner to enhance growth in specific asset classes. The ideal candidate will support product planning, drive client engagement, and travel extensively within the market. This role demands strong investment knowledge, profound business acumen, and excellent client communication skills. The firm offers competitive compensation with a salary range of $190,000-$200,000 and a variety of benefits including hybrid working options and professional development support. #J-18808-Ljbffr

An engineering firm in Washington is seeking a Substation Physical Engineer with over 10 years of experience to join their Power Delivery team. This role requires proficiency in HV and MV Substation design, leadership skills, and the ability to work in a fast-paced environment. The base salary range is between $135,000 and $150,000, with eligibility for performance-based bonuses. Professional Engineering (P.E.) License is preferred or must be obtained within 12 months. #J-18808-Ljbffr

A proposal management firm is seeking a Senior Proposal Professional in Washington, D.C. The role involves leading the entire proposal lifecycle for government RFPs and ensuring compliance with submission standards. Candidates must have over 7 years of experience, exceptional attention to detail, and strong writing skills. The position offers a competitive compensation package in a collaborative work environment, where you will directly impact the company's growth. #J-18808-Ljbffr

A leading construction firm is seeking a Senior Structural Technical Manager in Baltimore, MD. The role requires overseeing the engineering team, implementing industry standards, and providing mentorship to team members. The ideal candidate will have 15 years of experience in structural engineering and strong leadership skills. Proficient knowledge of CAD software and project management is essential for success in this position. Competitive compensation and opportunities for professional growth are offered. #J-18808-Ljbffr

A leading engineering firm in Herndon, Virginia is seeking a Drainage and Stormwater Senior Technical Manager. The role involves managing multiple drainage and stormwater design projects while mentoring junior staff. The ideal candidate will have over 10 years of experience in civil engineering and a Professional Engineer license. Competitive compensation and an opportunity for growth are offered in this globally recognized firm. #J-18808-Ljbffr

AEITS, Inc., a GTSC company, is growing its team! Seeking a CNO Software Developer Associate to support our customer in the Fort Meade, MD area. . Mission: As an Associate CNO Software Developer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. You'll work in a collaborative environment focused on solving complex technical challenges in support of our customer's most critical missions. Responsibilities: Design and develop new hardware- or software-based CNO capabilities. Assists with the design, development, documentation, testing, and debugging of applications software and systems. Apply knowledge of security concepts and network technologies. Ensure software engineering standards are consistently met. Minimum Qualifications High School Diploma and 4+ years of technical work experience, or BS Degree in a technical discipline. Experience in Python or C/C++ programming. Experience with troubleshooting and debugging complex systems. Essential Skillset Understanding of CNO development concepts. Experience with networking (TCP/IP) and socket-level programming. Experience in software analysis or reverse engineering. Familiarity with unit testing frameworks and practices. Understanding of assembly programming concepts. Familiarity with Atlassian tools such as JIRA, Confluence, and Crucible. Security Clearance Requirements Active TS/SCI with polygraph. Physical Requirements Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery. Travel Less than 10% travel may occur. BENEFITS - Full-time Employees 401K with employer contribution. Fully vested at 1 year anniversary. Five (5) weeks comprehensive annual leave (25 workdays). Additional leave can be earned in lieu of overtime. 11 Paid Federal Government Holidays. Up to $5,000 annually for individually tailored education / training program. All education plans must be pre-approved by Advantage Engineering management. Life Insurance at 1x annual salary with employee option to purchase additional coverage for self and dependents. Short-term and long-term disability. We contribute a generous portion towards the cost of monthly medical plans for any of the three medical, 1 dental and 1 vision plan provided by CareFirst. All employees are eligible to earn generous incentives and performance bonuses. AEITS, a GTSC company, is proud to be an equal opportunity employer, committed to recruiting, hiring, and promoting qualified people of all backgrounds, regardless of sex, race, color, creed, national origin, religion, age, marital status, pregnancy, physical, mental or sensory disability; sexual orientation; gender identity or any other basis protected by federal, state or local law. Learn more about your EEO rights as an applicant. GTSC is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. If you have a disability and require assistance with our online application process, please tell us how we can help by contacting us at Note: This accessibility is intended for individuals requiring accommodation and should not be used to check the status of your application. Inquiries not specific to requesting accommodation will be discarded. GTSC participates in the E-Verify program in all locations as required by law. Learn more about the E-Verify program.

We have a client in Reston, VA, seeking a Lead Azure Cloud Engineer to play a pivotal role in designing, implementing, and optimizing their Azure cloud infrastructure. In this strategic position, you'll collaborate with enterprise technology leaders and cross-functional teams-development, operations, and security-to build a secure, scalable, and high-performing cloud environment. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. 4+ years of experience as an Azure Cloud Engineer or similar role. Strong knowledge of Azure service models (Serverless, IaaS, PaaS, SaaS). Expertise in cloud security, compliance, and cost optimization. Azure certifications (minimum: Azure Administrator). Excellent problem-solving, troubleshooting, and collaboration skills. What You'll Do: Architect and manage scalable, secure Azure solutions across multiple environments. Ensure availability, performance, and security of all Azure resources. Develop and maintain Infrastructure as Code (IaC) using Terraform, Bicep, or ARM templates. Deploy and configure hybrid solutions integrating on-premises and cloud environments. Monitor and optimize infrastructure for cost efficiency and reliability. Troubleshoot and resolve complex system issues escalated from support or design phases. Stay ahead of emerging Azure technologies and best practices to drive innovation. Maintain comprehensive documentation-requirements, architecture diagrams, design specs, and test plans. Bonus: Experience with M365, Intune, PP&C, UEM, and IAM is highly valued. About Us: Endurance IT Services provides Managed IT Services, Cybersecurity Solutions, and IT Consulting to help businesses stay secure and productive. We also offer IT Staffing for Direct-Hire, Contract-to-Hire, and Contract roles, plus internal full-time positions. Note: Some opportunities may not be exclusive and can change as we work with clients but our goal is always to help candidates find the right job.

A consulting firm is looking for a Senior Consultant for its engineering team. This role involves planning and developing infrastructure projects, with a strong focus on software solutions and documentation. Candidates should possess a B.A. or B.S. in computer science and at least four years of software engineering experience. The position offers a salary range of $75,000 to $100,000 annually, based in Washington, D.C. #J-18808-Ljbffr

Staffing Pros, a division of VETS Inc., is recruiting for a full-time Lead Cybersecurity Engineer onsite in Arlington, VA and Beltsville, MD. An Active Secret clearance is required for this role. located in Arlington, VA and Beltsville, MD. Responsibilities: Lead the design, integration, and deployment of cybersecurity tools across enterprise environments. Perform system builds, configurations, and security hardening for new and existing technologies. Integrate cybersecurity tools (e.g., Tenable, Splunk, endpoint protection) into existing infrastructure and workflows. Develop, test, and maintain Terraform code to automate secure infrastructure provisioning in Azure and on-prem environments. Collaborate with network, infrastructure, and operations teams to ensure seamless transition of engineered solutions into O&M. Support vulnerability management processes, including scanning, reporting, and remediation integration. Participate in system integration testing, validation, and deployment to ensure secure configurations and compliance. Provide engineering support and documentation, including detailed architecture diagrams, configuration baselines, and technical procedures. Monitor emerging cybersecurity technologies and recommend innovative solutions to strengthen enterprise security posture. Qualifications: Required Qualifications: Bachelor's degree and minimum of 9 years of relevant experience required; 7 years with a Master's, 4 years with a PhD. An additional 4 years will be considered in lieu of the degree requirement. To be considered for this position, applicants must either currently hold one of the professional certifications listed below or obtain one prior to their start date. Continued certification is required as a condition of employment. CASP+ CE, CCNA Cyber Ops, CCNA-Security, CCNP Security, CEH, CFR, CISA, CISSP (or Associate), Cloud+, CySA+, GCED, GCIA, GCIH, GICSP, SCYBER, VCA DCV, PPDA, Agile IC, SNOW App Dev. Demonstrated experience in: Cybersecurity engineering, tool integration, and system hardening. System integration, testing, and enterprise deployment of cybersecurity tools and controls. Infrastructure as Code (IaC) concepts, specifically using Terraform. Supporting and securing cloud environments, especially Microsoft Azure. Strong understanding of network protocols, hybrid environments, and troubleshooting across distributed systems. Familiarity with NIST 800-53, RMF, and FISMA compliance frameworks. U.S. citizenship required. An active Secret security clearance. The ability to obtain a final Top Secret security clearance. Preferred Qualifications: Experience automating and securing Azure cloud infrastructure using Terraform or similar IaC tools. Expertise with enterprise cybersecurity tools (e.g., Tenable, Splunk, CrowdStrike, Palo Alto). Proficiency in Python, Bash, or PowerShell scripting for automation and tool integration. Hands-on experience leading or mentoring teams in an Agile or SAFe environment. Excellent analytical, documentation, and communication skills. EEO Statement Staffing Pros a division of VETS-inc is an Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities. The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.

ReqID: NEW000203 **Joining Arup** At Arup, you belong to an extraordinary collective - one that encourages individuality to thrive. Our strength comes from how we respect, share, and connect our diverse experiences, perspectives, and ideas. You will have the opportunity to do socially useful work that has meaning - to Arup, to your career, to our members, and to the clients and communities we serve. We are currently seeking a Senior Plumbing Engineer to join us in one of our east offices, in New York, New Jersey, Boston, or DC to work on design plumbing and fire protection systems including domestic cold-water systems, domestic hot water systems, specialty water systems, sanitary drainage and vent systems, storm drainage systems, natural gas distribution systems, medical gas and/or laboratory gas systems, grease waste systems, acid waste and vent systems, other special plumbing systems, and fire suppression systems. This role supports a broad range of building types, with opportunities to contribute to technically complex and mission-critical facilities. **The Opportunity** - Design plumbing and fire protection systems for buildings and structures across a variety of market sectors. - Prepare drawings detailing system designs, including plumbing schedules, floor plans, enlarged plans, details, and riser diagrams. - Prepare sketches and narratives for SD packages; develop Revit drawings for DD deliverables and construction documents. - Perform system design calculations, code analysis, and maintain accurate design records. - Select and specify equipment for use in building systems. - Prepare written reports describing proposed systems and design alternatives. - Develop project-specific specifications tailored to client and project needs. - Coordinate work with engineers and designers across multiple disciplines. - Attend meetings and communicate with clients to establish requirements and resolve design issues. - Incorporate sustainable and resilient design strategies based on client and project needs. - Support construction administration activities, including site visits, review of submittals and RFIs, troubleshooting construction issues, and preparation of site observation reports. - Mentor junior plumbing engineers and designers. - Coordinate with city officials and Fire Marshal offices as required for project delivery. **Is This Role Right for You?** - Bachelor's degree in mechanical, architectural, civil, or environmental engineering. - Minimum 8 years of experience in the design and specification of plumbing and fire protection systems. - Familiarity with relevant codes and standards, including UPC, IPC, IBC, ASPE standards, LEED Water Efficiency, TDSHS, FGI, and NFPA. - Experience designing a variety of building types, which may include offices, hotels, hospitals, laboratories, high-rise buildings, and other technically complex facilities. - Proficiency in Revit for developing design drawings and 3D models of plumbing and piping systems preferred. - Ability to deliver high-quality work within established schedules and budgets. - Strong communication skills and ability to work effectively in a collaborative, team-based environment. - Excellent planning, organization, and time-management skills in a fast-paced setting. - Highly motivated, proactive, and willing to take on new challenges. - Working knowledge of Bluebeam, Excel, Word, and Navisworks. **Other / Preferred Qualifications** - Experience supporting mission-critical or data center facilities, including familiarity with reliability, redundancy, resilience, and operational continuity considerations, is preferred. - Professional Engineering (PE) license preferred, or ASPE CPD (Certified in Plumbing Design) in the U.S. - Strong foundation in plumbing engineering fundamentals. - Certifications in Medical Gas Design. - LEED AP or WELL accreditation. Please note that all applicants must apply directly via the job portal. If this role is not quite what you are looking for, but you are interested in other opportunities for a future with purpose, please sign up to our Talent Community is where you will be kept up to date with roles suitable for you to shape a better world. **What we offer you** At Arup, we care about each member's success, so we can grow together. Guided by our values, we provide an attractive total reward package that recognizes the contribution of each of our members to our shared success. As well as competitive, fair and equitable pay, we offer a career in which all of our members can belong, grow and thrive - through benefits that support health and wellbeing, a wide range of learning opportunities and many possibilities to have an impact through the work they do We are owned in trust on behalf of our members, giving us the freedom, with personal responsibility, to set our own direction and choose work that aligns with our purpose and adds to Arup's legacy. Our members collaborate on ambitious projects to deliver remarkable outcomes for our clients and communities. Profit Share is a key part of our reward, enabling members to share in the results of our collective efforts. **Benefits at Work -** At Arup, we have a comprehensive and valuable benefits program that works for our employees and their families while keeping costs low. These benefits provide health and welfare security for you as well as paid time off for rest and renewal. As a member of Arup, everyone shares in our success through a global profit share scheme (payments are dependent on the firm's financial performance). Our Global Profit Share Plan (paid bi-annually) provides an opportunity for you to share in the success of the Firm. As a valued employee of Arup, you can also choose to participate in our 401(k) plan with up to 10% company match to help you save for your future. **Flexible Working** - We believe that flexible arrangements create a more inclusive way of working that supports our diversity and the wellbeing of our people. Options for alternative schedules and the ability to work outside of the office for a portion of your workweek are available. **NY/NJ Hiring Range -** The good faith base salary hiring range for this job if performed in NY/NJ is $122,500 - $148,450 per year. This range is commensurate with experience, educational background, and skill level. Benefits are not included in the base salary. Please note hiring ranges for candidates performing work outside of NY/NJ will differ. **Different People, Shared Values** Arup is an equal opportunity employer that actively promotes and nurtures a diverse and inclusive workforce. We welcome applications from individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, marital status, disability, neurotype or mental health, race or ethnicity, faith or belief, sexual orientation, socioeconomic background, and whether you're pregnant or on family leave. We are an open environment that embraces diverse experiences, perspectives, and ideas - this drives our excellence. Guided by our values and alignment with the UN Sustainable Development Goals, we create and contribute to equitable spaces and systems, while cultivating a sense of belonging for all. Our internal employee networks support our inclusive culture: from race, ethnicity and cross-cultural working to gender equity and LGBTQ+ and disability inclusion - we aim to create a space for you to express yourself and make a positive difference. Discover more about life at Arup at *************************************** **Our Application Process** We will be reviewing our candidates for this position on a rolling basis. Once you have applied you will be evaluated and potentially moved on to the next round, at which point a member of the talent resourcing team will reach out to you directly. Arup is an equal opportunity employer. All qualified applicants will receive consideration without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, spouse of a protected veteran, or disability. Stay safe online. Recruitment fraud is on the rise, and Arup's name, logo, and branding have been used in fraudulent job advertisements. Arup will never ask for bank information as part of our recruitment process. **\#LI-AR2** **DC 2025** EOE-Protected Veterans/Disability

A leading aerospace and defense company is seeking a full-time Corporate Software Engineering Director 1 to shape vision and strategy at the corporate level. The role involves establishing a centralized Software Engineering function, leading the Software Engineering Council, and partnering with sector leaders to enhance talent development. The qualified candidate should have a strong background in software engineering and management, with at least 12 years of experience and a current DOD Secret clearance required. This position is located in the continental U.S. near a Northrop Grumman facility. #J-18808-Ljbffr

A leading construction firm is seeking a Senior Structural Technical Manager in Baltimore, MD, to oversee technical development and team training. The ideal candidate will manage engineering processes, ensure compliance with industry standards, and promote innovation. A minimum of fifteen years in structural engineering is required, along with strong leadership and communication skills. This role offers a dynamic work environment with opportunities for professional growth. #J-18808-Ljbffr

A consulting firm in Washington, D.C. is seeking an experienced Senior Consultant for their engineering department. The role involves planning and developing infrastructure projects, ensuring compliance with regulations, and offering analytical support to clients. Ideal candidates will have a B.A. or B.S. in computer science, experience in software engineering, and strong general programming skills. The position offers a competitive salary ranging from $75,000 to $100,000 annually. #J-18808-Ljbffr

A leading financial services company based in Bethesda, Maryland is seeking an experienced accounting professional to partner with senior leadership and external auditors. The candidate will be responsible for GAAP analyses, quarterly and annual financial reporting, and have a strong command of US GAAP and SEC regulations. The role requires a CPA and 3-7+ years of experience in public accounting. Strong project management and interpersonal skills are essential in this self-motivated position. #J-18808-Ljbffr