Senior Platform Engineer: Lead Architect & Mentor

Alarm Com; Tysons (VA); On-site; USD 180,000 - 205,000; Full time

Job summary

Alarm.com is seeking a Senior Staff Software Engineer to join our Platform team in Tysons, VA. You will own projects from design to deployment and collaborate with Platform and Operations teams on large-scale applications. You will mentor junior engineers, drive technical discovery, and influence roadmaps while balancing business needs.

Strong OO design, C#/.NET, and observability experience are valued. The role involves on-call rotations, capacity planning, and tackling problems in smart home

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or related field or equivalent experience.
• 10+ years of professional software development experience.
• Experience leading/mentoring other engineers with a track record of reusable solutions.
• Proven expertise in object-oriented programming; C# and .NET experience a plus.
• Software architecture experience.
• Experience with production support (SRE experience a plus).
• Extensive observability experience (Datadog, Grafana, Wavefront) and runbook support.
• Significant database design and development experience (SQL Server and cloud DBs).
• Capacity planning experience (physical and cloud).
• Strong analytical and teamwork skills; autonomous problem solver.

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 research, evaluation, and application of new technologies to solve challenges.
• Work with product owners and stakeholders to execute strategies and roadmaps.
• Participate in on-call rotations and maintenance windows as needed.
• Provide subject matter expertise for technical and product domains.
• Assist in capacity planning for cloud and physical infrastructure.

Skills

Leadership mentoring

Object-oriented design

C#/.NET

Software architecture

Production support/SRE

Observability

SQL/Cloud databases

Capacity planning

Team collaboration

Communication

Education

Bachelor's in CS/CE or related field

Tools

Datadog

Grafana

Wavefront

Job description

Alarm.com is seeking a Senior Staff Software Engineer to join our Platform team in Tysons, VA. You will own projects from design to deployment and collaborate with Platform and Operations teams on large-scale applications. You will mentor junior engineers, drive technical discovery, and influence roadmaps while balancing business needs.

Strong OO design, C#/.NET, and observability experience are valued. The role involves on-call rotations, capacity planning, and tackling problems in smart home