---
title: 'Systems Integrator L1-6 at Core One'
canonical: 'https://feeny.ai/job/systems-integrator-l1-6-core-one-tysons-corner-fjtk1grpy3j9'
type: 'job'
last_seen: '2026-09-11'
---

# Systems Integrator L1-6 at Core One

- **Company:** Core One
- **Location:** Tysons Corner, VA
- **Posted:** 2023-02-06
- **Last confirmed live:** 2026-09-11
- **Apply:** https://job-boards.greenhouse.io/coreone/jobs/6603106002

## Job 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 Systems Integrators L1-6 to support our IC program. This position requires a TS/SCI w/ Poly clearance

Roles & Responsibilities:

- Responsible for maintaining integrity of systems-of-systems by defining requirements architecture consistent with the Enterprise Architecture (EA), and interfaces
- Plan, implement, test, document, and maintain solutions to total systems or subsystems using internally created and/or commercial off-the-shelf products
- Provide end-to-end project management support of the life cycle
- Provide a total systems perspective including a technical understanding of relationships, dependencies and requirements of hardware and software components
- Coordinate with other team members and ensures problem solution, appropriate risk reduction, and user satisfaction
- Make recommendations, if needed, on test and evaluation strategies for major systems’ installations

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: <3 YOE
- Full Performance: 3 YOE
- Senior: 6 YOE
- Expert: 11 YOE
- Manager: 16 YOE
- SME: 16 YOE

Salary Range: $110,000 - $215,000; dependent on level

The pay range reflected above is a general guideline for this position and labor category and is not a guarantee of a specific salary or offer. Final compensation is determined based on factors including, but not limited to, relevant experience, education, certifications, security clearance level, contract requirements, geographic location, and internal pay equity, and may reflect market data specific to the awarded contract.

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.

## About Core One

## Company Overview
- **One-liner**: Core One delivers analytical, operational, and technical solutions to the most complex national security challenges facing the U.S. government.
- **Entity Type**: Private (revenue-funded, no disclosed funding rounds)
- **Headquarters**: Sterling, Virginia, USA
- **Founded**: 2013
- **Founders**: Patrick Moniz (CEO & Co‑founder), Joseph Koo (President & Co‑founder)

## Core Business
- **Primary industries**: Defense, national security, intelligence, space manufacturing
- **Target customers**: U.S. government agencies (DoD, Intelligence Community, Special Operations)
- **Mission/purpose**: “Deliver solutions that anticipate and address the most complex challenges facing the U.S. national security community,” helping clients “secure enduring strategic dominance.”

## Products & Services
- **Mission Integration**: Fuses intelligence and defense expertise to craft solutions across blurred mission boundaries.
- **Intelligence Analysis**: Enables the intelligence community to produce actionable intelligence for threat mitigation.
- **Defense Programs**: Partners with the Department of Defense to deliver capabilities that deter aggression and ensure global stability.
- **Operational Support**: Provides advisory to the highest levels of the U.S. national security and defense apparatus.
- **Training & Logistics**: Designs and conducts over 5,000 exercises, red cells, and test environments; runs advanced special operations training courses.
- **Strategic Services**: Advisory, planning, and synchronization support for strategic initiatives.
- **Custom Technical Solutions**: Builds and scales secure, scalable technical solutions (30+ unique solutions delivered).
- **All-Source Analysis, Cyber Security, Data Science, DevOps, Cloud Architecture**: Various technical service lines deployed across 117 locations worldwide.

## Market Standing
- **Valuation**: Not publicly disclosed
- **Annual Revenue**: ~$27M (as of ~2025, per LinkedIn data)
- **Headcount**: 107 employees (37% year‑over‑year growth, +50 people)
- **Notable Investors/Partners**: No external investors disclosed. Key government partners include USSOCOM, DoD, and Intelligence Community agencies. Board member Mac Curtis joined in June 2025.
- **Growth Signals**:
  - Awarded USSOCOM J59 Futures Planning and Synchronization Prime Contract (Jan 2025)
  - Awarded IC Division contract in Northern Virginia expanding software, data, and DevOps capabilities (Feb 2025)
  - Acquired Calhoun International (Dec 2024) and Global Research Analytics (Feb 2023)
  - Active job postings: 86 (monthly +21%, quarterly +19%, yearly +51%)

## Competitive Advantages
- **Mission focus**: Deep specialization in U.S. national security with a singular focus on government partners.
- **Discretion & trust**: Operates with “utmost discretion” to maintain operational security – a cornerstone of long‑term partner relationships.
- **Integrated intelligence‑defense capability**: Bridges intelligence and defense communities, offering seamless support across mission sets.
- **Proven scale**: Has rapidly established and scaled operations at 117 CONUS/OCONUS locations.
- **Talent pipeline**: Attracts experienced professionals from top defense contractors (e.g., Amentum, PAE, SAIC, GDIT).

## Strategic Focus
- Continue geographic and capability expansion through strategic acquisitions and prime contract wins.
- Grow technical services (software, data, DevOps, cloud) to complement traditional intelligence and operational support.
- Deepen relationships with USSOCOM, IC, and DoD by delivering integrated, forward‑leaning solutions.
- Maintain elite training and exercise capabilities to simulate modern threat environments.

## Why Work Here
- **Meaningful work**: Employees support critical national security missions that protect the country, with a culture of “relentless dedication.”
- **Culture**: Collegial, principled, and mission‑first; described as “highly effective team” that values adaptability, discretion, and integrity.
- **Benefits**:
  - Competitive, market‑based compensation and performance bonuses
  - 6% 401(k) company match, vested immediately
  - Health, dental, vision insurance (individual & family)
  - Paid time off, 11 paid federal holidays, parental leave (paid for new parents)
  - Flexible Spending Accounts (medical and child‑care, tax‑free)
  - Life & disability insurance at no cost
  - Training and certification reimbursements
- **Career growth**: Individual development plans; roles span Intelligence Analysis, Operations, Corporate, Application Development, Training & Logistics.
- **Locations**: Sterling, VA (HQ) and sites across the U.S. and overseas (Philippines). Many roles require TS/SCI clearance and may involve travel.
- **Work environment**: Hybrid/office based on mission needs; emphasis on collaboration and focused teamwork.

## Sources
1. [Core One – About](https://www.coreone.com/company)
2. [Core One – Careers](https://www.coreone.com/careers)
3. [Core One – Homepage](https://www.coreone.com/)
4. [Core One – Job Board (Greenhouse)](http://job-boards.greenhouse.io/coreone)
5. [Core One – LinkedIn](https://www.linkedin.com/company/coreone)

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