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Software Developer L1-6
Core One · Tysons Corner, VA · Active · Greenhouse
Job facts
| Field | Value |
|---|---|
| Company | Core One |
| Title | Software Developer L1-6 |
| Normalized title | - |
| Department / team | Operational Support |
| Location | Tysons Corner, VA, United States |
| Work model | - |
| Employment type | - |
| Salary | - |
| Status | active |
| ATS provider | Greenhouse |
| Posted / first seen | 2023-02-06 / 2026-05-29 |
| Changed / last seen | 2026-05-29 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Core One. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Greenhouse. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| City jobs | Active postings in Tysons Corner. | Open |
| Department jobs | Active postings in Operational Support. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Core One |
| Source | e1339707-90d6-45ea-bc83-bb048405990c |
| ATS provider | Greenhouse |
Description
Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!
Core One is seeking Software Developers L1-6 to support our IC program. This position requires a TS/SCI w/ Poly clearance
Roles & Responsibilities:
Provide development engineering and programming support to projects and infrastructure support activities
Design and develop enterprise applications in a Web environment
Develop, create, and modifies general computer applications software or specialized utility programs.
Analyze user needs and develops software solutions
Design software or customizes software for client use with the aim of optimizing operational efficiency
Analyze and design databases within an application area, working individually or coordinating database development as part of a team
Manage websites including design, develop, deploy and maintain activities as well as performs testing and quality assurance of web sites and web applications
Requirements:
Active TS/SCI w/ Poly Clearance
An Associate’s degree in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skill will be considered equivalent to eighteen (18) months specialized experience
A Bachelor’s degree in Computer Science, Information Systems, Engineering, Business or a scientific or technical discipline related to the specific skill will be considered equivalent to three (3) years specialized experience (total equivalency is not cumulative when combined with an Associate’s degree)
A Master’s degree in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skill will be considered equivalent to two (2) years specialized experience (up to a total of five (5) years when combined with a Bachelor’s)
A Doctorate in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skill will be considered equivalent to two (2) years specialized experience (up to a total of seven (7) years when combined with a Master’s and a Bachelor’s).
Professional years of experience may be substituted for specialized years of experience at a ratio of three (3) years of general experience within an occupation for one (1) year of specialized experience
Relevant certifications will be considered equivalent to three (3) months of specialized experience
Levels:
Developmental:
Full Performance: 3 YOE
Senior: 6 YOE
Expert: 11 YOE
Manager: 16 YOE
SME: 16 YOE
Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
Full job record
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| Source ID | e1339707-90d6-45ea-bc83-bb048405990c |
| Board ID | e1339707-90d6-45ea-bc83-bb048405990c |
| Provider | greenhouse |
| Provider Job Key | 6603161002 |
| Title | Software Developer L1-6 |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | Tysons Corner, VA |
| Department | Operational Support |
| Team | — |
| Employment Type | — |
| Workplace Type | — |
| Remote Policy | — |
| Country | United States |
| Region | VA |
| City | Tysons Corner |
| Salary Raw | — |
| Salary Min | — |
| Salary Max | — |
| Salary Currency | — |
| Salary Period | — |
| Source URL | https://job-boards.greenhouse.io/coreone/jobs/6603161002 |
| Apply URL | https://job-boards.greenhouse.io/coreone/jobs/6603161002 |
| First Seen At | 2026-05-29 22:42:30Z |
| Last Seen At | 2026-06-06 07:35:18Z |
| Last Checked At | 2026-06-06 07:35:18Z |
| Last Changed At | 2026-05-29 22:42:30Z |
| Inactive At | — |
| Source Posted At | 2023-02-06 17:46:19Z |
| Source Updated At | 2025-06-12 20:57:54Z |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=greenhouse/board=coreone/date=2026-06-06/2026-06-06T07-35-18-173Z-9e0fb3c1fcdb33f2b2f7383a921f64318b26e032d28efde708d0a8f411c87d69.json |
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