--- title: 'Systems Engineer, Expert at Core One' canonical: 'https://feeny.ai/job/systems-engineer-expert-core-one-mclean-pgqmn3bxvqhg' type: 'job' last_seen: '2026-10-16' --- # Systems Engineer, Expert at Core One - **Company:** Core One - **Location:** Mclean, VA - **Posted:** 2026-08-19 - **Last confirmed live:** 2026-10-16 - **Apply:** https://job-boards.greenhouse.io/coreone/jobs/8730012002 ## 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! *This position requires TS/SCI w/ Polygraph* Responsibilities: - Provide systems engineering and technical leadership for complex mission systems and communications capabilities. - Integrate, administer, and maintain communications, beaconing, tracking, and ATAK-based solutions. - Configure and support mobile devices, cloud infrastructure, networks, VPNs, encryption technologies, and associated systems. - Gather, analyze, and validate technical requirements and identify solutions and constraints supporting mission and training needs. - Support system Assessment & Authorization (A&A) activities and ensure compliance with applicable security and data-handling requirements. - Troubleshoot and maintain integrated systems to maximize availability, reliability, and mission effectiveness. - Coordinate with technical teams, end users, and Sponsor stakeholders to implement and sustain technical solutions. - Develop technical documentation, procedures, and knowledge-sharing practices to support continuity of operations. Qualifications: - Demonstrated experience configuring, set up, monitoring, maintaining, and troubleshooting LAN equipment such as, but not limited to, firewalls, switches, and routers. - Demonstrated experience managing physical and virtual beacon and communications servers, applications, and equipment, ensuring maximum reliability of tracking solutions for training course attendees. - Demonstrated experience delivering hands-on and lecture-based training sessions using a variety of teaching methods and techniques. - Demonstrated experience creating, changing, adding, removing, and maintaining user accounts, via script and coding, of the beacon and communication servers, applications and equipment. - Demonstrated experience maintaining maximum system uptime and stability. Desired Qualifications: - Demonstrated experience with Sponsor’s Assessment and Authorization (A&A) processes. - Demonstrated strong interpersonal and communication skills with all levels of Sponsor personnel. - Demonstrated experience using communication tools including push-to-talk technology. - Demonstrated experience using map imagery applications. - Demonstrated experience utilizing Microsoft cloud-based tools including Office 365, Azure, Entra, and Teams. Security Clearance: - TS/SCI w/ Polygraph 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. ## __PRESENT__PRESENT__PRESENT__PRESENT ## __PRESENT ## __PRESENT__PRESENT ## __PRESENT ## __PRESENT__PRESENT ## __PRESENT ## __PRESENT ## 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) ## Other roles at Core One - [Special Security Support Technician: Information Security](https://feeny.ai/job/special-security-support-technician-information-security-core-one-quantico-rqjrmw1krw77) — Quantico, VA - [Field Engineer - Junior](https://feeny.ai/job/field-engineer-junior-core-one-sterling-m3ph7fk0s86g) — Sterling, VA - [Lead Systems Administrator](https://feeny.ai/job/lead-systems-administrator-core-one-sterling-1620gvtw8nsq) — Sterling, VA - [Operations Associate](https://feeny.ai/job/operations-associate-core-one-sterling-zzfxz4cnsk48) — Sterling, VA - [IT Lead](https://feeny.ai/job/it-lead-core-one-sterling-2sjddbd3g4vy) — Sterling, VA - [Data Engineer](https://feeny.ai/job/data-engineer-core-one-tampa-vzf4s4dkdfmx) — Tampa, FL - [Imagery Intelligence Analyst (Senior) - VA](https://feeny.ai/job/imagery-intelligence-analyst-senior-va-core-one-springfield-sf6s6rx5em7f) — Springfield, VA - [Special Security Support Technician: Information Security](https://feeny.ai/job/special-security-support-technician-information-security-core-one-quantico-9gxdrwk9vakc) — Quantico, VA - [Policy Travel Analyst](https://feeny.ai/job/policy-travel-analyst-core-one-tampa-a086ebv2z74s) — Tampa, FL - [Imagery Intelligence Analyst (Senior)](https://feeny.ai/job/imagery-intelligence-analyst-senior-core-one-fort-gordon-81h83zq5rq25) — Fort Gordon, GA