Senior Staff Software Engineer
Alarm.com Holdings
Tysons, VA · $180k–$205k a year · Posted September 11, 2026
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Where Tysons, VA ranks
Where Tysons, VA placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Cities with the most jobs that need no experience in the Mid-Atlantic4.3% · of 84
- #1Best cities for entry-level jobs that want AI skills in the Mid-Atlantic27% · of 62
- #1Best cities for entry-level jobs that want AI skills in the Southeast27% · of 77
- #1Best cities for AI-skill jobs in the Southeast20% · of 87
- #2Cities with the most jobs that need no experience in the Southeast4.3% · of 84
- #3Best cities for AI-skill jobs in the Mid-Atlantic20% · of 85
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
Senior Staff Software Engineer
Do you love tinkering with devices? Have you automated your own home? Do you love to mentor and collaborate with other engineers?
If the above holds true for you, then we would love to talk to you! Alarm.com is looking for a versatile Senior Staff Software Engineer to join our Platform team. We're doing work in smart home technology, video analytics, large scale data processing, and much more. You'll have the opportunity to work across a variety of technology domains and own projects from design to deployment.
We have a growing engineering department and we're looking for people that are excited to mentor and collaborate with more junior engineers. You will own projects and you must be able to communicate effectively and blend multiple business needs in your work.
As a Senior Staff Software Engineer, you'll work collaboratively within our Platform and Operations teams to drive technical discovery, design, and implementation of large-scale applications, products, and platforms.
DAY-TO-DAY RESPONSIBILITIES
Mentor groups of junior, senior, and lead engineers.
Develop software for a wide variety of platforms and technologies.
Lead design of major software components, systems, and features – act as an architect for the platform team.
Engage in the research, evaluation, and application of new technologies and methodologies to solve challenging problems.
Work closely with product owners and business stakeholders to execute strategies and roadmaps.
Work hard and be flexible: we have quick development cycles, evolving requirements, and lots of cross-team collaboration.
Become an expert on system architecture, functionality, and data flows as well as operations processes and tools.
Help support our core systems in production, including deployment and on-call support.
Assist in capacity planning, both in terms of cloud as well as physical capacity.
Assist in advising our database and overall data processing strategy.
Participate in on-call rotations, as well as deployment and maintenance windows as needed.
Provide support as subject matter expert for the technical and product domains.
Exercise good judgment. Know when to work quickly and when to build a robust solution.
Bring your ideas! We want our engineers to collaborate on product development, not blindly build to a spec.
Other duties as assigned.
WHAT DO YOU NEED?
Bachelor's in Computer Science, Computer Engineering, a related field or equivalent work experience
10+ years of professional software development experience
Experience leading and/or mentoring other engineers with a proven track record of developing people and solutions that are reusable by other engineers
Proven expertise in object-oriented programming skills; C# and .NET experience a plus
Software architecture experience
Experience with production support (SRE experience also a plus)
Extensive observability experience (Datadog, Grafana, Wavefront, etc) as well as runbook support
Significant database design and development experience (SQL server a plus, as well as cloud database technologies)
Capacity planning experience (ideally both in terms of physical as well as cloud infrastructure)
Superior analytical skills with a good problem-solving attitude
Ability to perform in a team environment
Independent thinker and problem solver
Expertise in object-oriented design and software lifecycles
Please note that sponsorship of new applicants for employment authorization, or any other immigration-related support, is not available for this position at this time.
WHY WORK FOR ALARM.COM ?
Collaborate with outstanding people: We hire only the best. Our standards are high and our employees enjoy working alongside other high achievers.
Make an immediate impact: New employees can expect to be given real responsibility for bringing new technologies to the marketplace. You are empowered to perform as soon as you join the Alarm.com team!
Gain well rounded experience: Alarm.com offers a diverse and dynamic environment where you will get the chance to work directly with executives and develop expertise across multiple areas of the business.
Community and Camaraderie: One of our core values is to 'Keep It Fun,' which to us means fostering a strong sense of community. Our culture is built on collaboration and connection, where we celebrate our successes and believe that a positive, engaging environment is key to doing our best work.
Alarm.com values working together and collaborating in person. Our employees work from the office 4 days a week .
COMPANY INFO
Alarm.com is the leading platform for intelligently connected properties. Millions of homeowners and businesses rely on Alarm.com 's technology to secure, monitor, and manage their environments from anywhere. Our comprehensive suite of solutions—including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness—is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. Alarm.com 's common stock is traded on Nasdaq under the ticker symbol ALRM. Alarm.com delivers serious security for serious people.
For more information, please visit www.alarm.com .
COMPANY BENEFITS
Our total rewards package is designed to support you holistically—in your health, your finances, and your life outside of work. The package includes medical plans with company subsidies, a Health Savings Account (HSA) with a company contribution, and a 401(k) with an employer match. We encourage a healthy work-life balance with paid vacation that increases with tenure, paid holidays, wellness time, and paid maternity and bonding leave. To complete the package, we also provide company-paid disability and life insurance, all within a collaborative and casual work environment.
Alarm.com is an Equal Opportunity Employer
In connection with your application, we collect information that identifies, reasonably relates to or describes you ("Personal Information"). The categories of Personal Information that we may collect include your name, government-issued identification number(s), email address, mailing address, other contact information, emergency contact information, employment history, educational history, criminal record, and demographic information. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies. By submitting your application, you acknowledge that we may retain some of the personal data that you provide in your application for our internal operations such as managing our recruitment system and ensuring that we comply with labor laws and regulations even after we have made our employment decision.
Notice To Third Party Agencies: Alarm.com understands the value of professional recruiting services. However, we are not accepting resumes from recruiters or employment agencies for this position. In the event we receive a resume or candidate referral for this position from a third-party recruiter or agency without a previously signed agreement, we reserve the right to pursue and hire those candidate(s) without any financial obligation to you. If you are interested in working with Alarm.com , please email your company information and standard agreement to RecruitingPartnerships@Alarm.com.
The base salary range of this opportunity is listed below and is determined within a range based on factors including qualifications, location and experience. This allows opportunity for growth and development within the role. The base salary offered is part of a total compensation package.
Base Salary Range $180,000 — $205,000 USD