Software Development Engineer - Active TS/SCI with Full Scope Polygraph (FSP)
- Salary
- $210,000 - $250,000
- Level
- Mid
Not stated in the posting: work type, visa.
Open. First seen 20 October 2026.
About the role
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.
Requirements
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
Benefits
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.
What this role asks for
Standard for software engineering roles
Python
Common in software engineering postings at any company.
Compared with TOMORROW HIRE's other open jobs.
The team: Information Technology HIRES STEADILY
This role is one of 27 open in Information Technology. 18 were posted in the last 30 days and the oldest in August: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
JavaScript (11 of 27), AWS (10 of 27), Agile (9 of 27), Python (9 of 27), SQL (9 of 27), .NET (8 of 27), TypeScript (8 of 27)
OTHER ROLES ON THIS TEAM
- Applications Developer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Data Analyst - Active TS/SCI with CI Polygraph (CIP) posted Oct 20
- Data Engineer - Active TS/SCI with CI Polygraph (CIP) posted Oct 20
- Data Scientist (Expert) - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Data Scientist - Active TS/SCI with CI Polygraph (CIP) posted Oct 20
- Infrastructure Engineer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Mid-Level Systems Engineer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Palantir Platform Engineer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Platform Engineer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- UI/UX Developer - Active TS/SCI with Full Scope Polygraph (FSP) posted Oct 20
- Senior Business Process Analyst - RPA & Intelligent Automation (TS Clearance) posted Oct 16
- Dynamics Developer posted Oct 15
- Power Platform Developer posted Oct 14
- Technical Lead (.NET/SQL) Programmer Analyst 4 posted Oct 14
- Principal Software Engineer posted Oct 9
- Amazon Connect Developer posted Oct 9
- Cybersecurity Engineer 3 posted Sep 22
- Security Analyst/Technical Support Analyst 3 posted Sep 17
- Application Support/Technical Support Analyst 3 posted Sep 16
- Application Security Architect posted Sep 15
- Programmer Analyst 3 posted Sep 15
- Web Developer - Active Secret Clearance posted Sep 15
- Business Analyst 3 posted Sep 15
- Senior Web Developer - Active Secret Clearance posted Sep 15
- Principal Systems Architect - Mission Systems posted Sep 14
- ServiceNow Developer - Active Secret Clearance posted Aug 21
From the team and dates on TOMORROW HIRE's own job board.
Similar jobs
- Software Development Engineer at Avalore, LLC
Shares 4 skills: Kibana, Grafana, Kafka… · same seniority · same city - Systems Engineer - TS/SCI w/ FSP - Mission Critical at Leading Path Consulting
Shares 3 skills: Kibana, Grafana, Python · same seniority · same country - AI Software Engineer at Gallatin
Shares 4 skills: Kibana, Grafana, Kafka… · same seniority · same country - Senior Software Engineer - Economy Platform at Roblox
Shares 4 skills: Kibana, Grafana, Kafka… · same country - Senior Software Engineer at Zuora
Shares 4 skills: Kibana, Grafana, Kafka… · same country - UI/UX Developer - Active TS/SCI with Full Scope Polygraph (FSP) at TOMORROW HIRE
Also at this company
Is this your posting? Email info@careerholo.com to have it removed.