Software Development Engineer - Active TS/SCI with Full Scope Polygraph (FSP)

Tomorrow Hire Llc.; Herndon (VA); On-site; USD 210,000 - 250,000; Full time

Benefits offered by this job

100% Company-Paid Health Insurance

Protection Plans: Employer-paid life,

401(k) Retirement Contribution: 15% of

Paid Time Off: 200 hours PTO + 11 USfH

Bonuses: Recruitment and business dev

Job summary

Tomorrow Hire Llc. seeks a Software Development Engineer with active TS/SCI with Full Scope Polygraph (FSP) for on-site work in Herndon, VA.

You will design and build resilient, high-throughput, event-driven software architectures and data processing frameworks to ensure observability and real-time tracking. Primary responsibilities include building modular backend services and data pipelines, implementing real-time monitoring and alerting, ensuring strict access controls, and integrating

Qualifications

• Proficient in asynchronous Python coding and concurrency patterns.
• Experience with Kafka and distributed event-driven data pipelines.
• Strong understanding of distributed systems and fault tolerance.
• Familiarity with observability stacks (Grafana, ELK) and monitoring.
• Active TS/SCI with Full Scope Polygraph (FSP) required; on-site work in Herndon, VA.

Responsibilities

• Build modular, fault-tolerant backend services and event-driven data pipelines.
• Implement real-time monitoring, logging, and alerting for system health and data flow events.
• Ensure secure access controls, concurrency, and scalable record-keeping across platforms.
• Integrate asynchronous systems and message brokers for seamless data interchange.

Skills

Python (async & concurrent)

Kafka

Distributed systems

Event-driven design

Asynchronous coding & concurrency

JSON

Observability (Grafana/ELK)

Security clearance (TS/SCI FSP)

Job description

Software Development Engineer - Active TS/SCI with FSP

Location: Herndon, VA

Clearance Required: TS/SCI with Full Scope Polygraph (FSP)

Position Type: Full-Time, On-Site

Salary Range: $210,000 – $250,000

Description

We are seeking a Software Development Engineer to support mission-focused work. Designs and builds resilient, high-throughput, event-driven software architectures and data processing frameworks to ensure system observability and real-time event tracking. The position requires an active TS/SCI with Full Scope Polygraph (FSP).

Primary Responsibilities

• Build modular, fault-tolerant backend services and event-driven data pipelines.
• Implement real-time monitoring, logging, and automated alerting for system health and data flow events.
• Ensure strict access controls, concurrency, and scalable record-keeping across complex software platforms.
• Integrate asynchronous systems and message brokers to enable seamless data interchange.

Minimum Qualifications:

• Python (asynchronous & concurrent coding)
• Kafka (distributed messaging)
• Distributed Systems
• Event-Driven Design
• Asynchronous Coding & Concurrency
• JSON
• Fault Tolerance
• Observability, Grafana, ELK Stack
• Active TS/SCI with Full Scope Polygraph (FSP) required.
• Must work on-site in Herndon, VA.

Preferred Qualifications:

• Access control in event-driven architectures
• Modular system design for data pipelines
• Alerting & record-keeping solutions
• Expanding architectures to support multiple data domains & formats

Salary

Salary for this position is determined based on factors such as location, qualifications, experience, and contract-specific budget considerations.

Proposed Salary Range: $210,000 – $250,000

Benefits

We offer a comprehensive and competitive benefits package, including:

• 100% Company-Paid Health Insurance: Full coverage for medical, dental, and vision insurance for employees and their dependents (United Healthcare and Guardian).
• Protection Plans: Employer-paid life, short-term disability, and long-term disability insurance.
• 401(k) Retirement Contribution: 15% of base salary contributed by the company, fully vested from day one.
• Paid Time Off: 200 hours of PTO annually (accrued), in addition to 11 federal holidays.
• Bonuses: Recruitment and business development bonus opportunities based on performance and company growth.