---
title: 'Sr. Cyber Security Engineer at Seneca Holdings'
canonical: 'https://feeny.ai/job/sr-cyber-security-engineer-seneca-holdings-chantilly-1zx1s22wzpbz'
type: 'job'
last_seen: '2026-09-11'
---

# Sr. Cyber Security Engineer at Seneca Holdings

- **Company:** Seneca Holdings
- **Location:** Chantilly, VA
- **Compensation:** $135k–$220k
- **Posted:** 2026-06-08
- **Last confirmed live:** 2026-09-11
- **Apply:** https://senecaholdings.com/jobs/?gh_jid=4703785005

## Job description

Seneca Technologies is part of the Seneca Nation Group (SNG) portfolio of companies. SNG is Seneca Holdings’ federal government contracting business that meets mission-critical needs of federal civilian, defense, and intelligence community customers. Our portfolio comprises multiple subsidiaries that participate in the Small Business Administration 8(a) program. To learn more about SNG, visit [the website](https://senecanationgroup.com/) and follow us on [LinkedIn](https://www.linkedin.com/company/seneca-holdings-llc/).

Our team of talented individuals is what makes us successful. To support our team, we provide a balanced mix of benefits and programs. Your total rewards package includes competitive pay, benefits, and perks, flexible work-life balance, professional development opportunities, and performance and recognition programs. We offer a comprehensive benefits package that includes medical, dental, vision, life, and disability, voluntary benefit programs (critical illness, hospital, and accident), health savings and flexible spending accounts, and retirement 401K plan. One of our fundamental principles is to offer competitive health and welfare benefits to our team members, providing coverage and care for you and your family. Full-time employees working at least 30 hours a week on a regular basis are eligible to participate in our benefits and paid leave programs.  We pride ourselves on our collaborative work environment and culture, which embraces our mission of providing financial and non-financial benefits back to the members of the Seneca Nation.

Seneca Technologies is hiring for a Senior Cyber Security Engineer to join our team in Chantilly, VA. This team member will work to engineer, design, and sustain Comply-to-Connect (C2C) deployment support to migrate and maintain critical services across unclassified and classified environments.

Responsibilities include but are not limited to: •Engineering, designing, and implementing C2C deployment support while managing the appliances, servers, and supporting infrastructure. •Coordinating with the network service provider to develop and maintain comprehensive network architecture diagrams. •Evaluating and recommending technology upgrades to address performance, standardization, and industry best practices. •Monitoring and investigating C2C performance and faults to recommend and institute required updates and changes. •Interacting with team members and customers at multiple levels to gather and coordinate vital technical information. •Supporting A&A activities related to cybersecurity technologies and system accreditation.

Minimum Qualifications: •Bachelor’s degree in information technology or related field (or 4+ years of additional experience in lieu of a degree) •5+ years of experience in Information Systems, Information Security and/or Cyber Engineering. •Hands on experience with technologies involved in large-scale enterprise deployments and data center environments. •Experience deploying enterprise security software products including but not limited to firewalls, IPS, Anti-Virus, and network management systems. •Knowledge of Windows and Linux systems, TCP/IP networking, 802.1x, and general network security concepts. •IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification (or the ability to obtain it within 6 months of hire)

Preferred Qualifications: •Certified Information Systems Security Professional (CISSP) certification. •Experience implementing vendor-agnostic C2C capabilities and services within DoD engineering and sustainment environments. •Proficiency with Cisco Identity Services Engine (ISE) and tools such as Nmap and Nessus •Knowledge of Shell, Perl, and XML Scripting to automate security tasks.

Clearance Requirements: •An active TS/SCI with Polygraph.

Physical Requirements: •Must be able to remain in a stationary position 50%. •Needs to occasionally move about inside the office to access file cabinets and office machinery.

Salary at Seneca is based on a variety of factors including but not limited to location, experience, skill set, performance, licensure and certification, as well as contract-specific affordability and organizational requirements. The range of this position in other geographic locations may differ.  The projected compensation range for this position is below. The estimate displayed represents the typical salary range for this position and is just one component of our total compensation package for employees.

The projected compensation range for this position is: $135,000—$220,000 USD

Equal Opportunity Statement: Seneca Holdings provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex/gender, sexual orientation, national origin, age, disability, marital status, genetic information and/or predisposing genetic characteristics, victim of domestic violence status, veteran status, or other protected class status. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leave of absence, compensation and training. The Company also prohibits retaliation against any employee who exercises his or her rights under applicable anti-discrimination laws. Notwithstanding the foregoing, the Company does give hiring preference to Seneca or Native individuals. Veterans with expertise in these areas are highly encouraged to apply.

## About Seneca Holdings

## Company Overview
- **One-liner**: Seneca Holdings is the investment arm of the Seneca Nation, a federally recognized American Indian Tribe, that builds and manages a diversified portfolio of businesses to generate long-term economic self-sufficiency for the Nation.
- **Entity Type**: Private (wholly owned by the Seneca Nation, not VC-backed)
- **Headquarters**: Buffalo, New York, USA
- **Founded**: 2009
- **Founders**: Formed by the Seneca Nation; founding leadership not individually named

## Core Business
- **Primary industries**: Diversified holding company with businesses in federal government contracting, environmental solutions, corporate/leisure travel management, and sports & entertainment.
- **Target customers**: B2G (federal government agencies), B2B (commercial clients), and B2C (travel and sports fans).
- **Mission statement**: “To build a portfolio of profitable businesses that delivers long-term, sustained income and economic self-sufficiency to the Seneca Nation.”

## Products & Services
- **Seneca Nation Group (SNG)**: Federal government contracting services (IT, cybersecurity, professional services, facilities management). SNG holds a CMMC 2.0 Level 2 certification.
- **Seneca Environmental**: Environmental remediation, sustainability, and “Earth healing” energy alternatives.
- **CI Azumano Travel**: Corporate travel management, government travel, and leisure travel services.
- **Rochester Knighthawks**: Professional lacrosse team (National Lacrosse League).
- **Fiber Broadband Network**: In partnership with Seneca Energy, a high-speed fiber network serving homes and businesses on the Cattaraugus Territory of the Seneca Nation.

## Market Standing
- **Valuation**: Not publicly disclosed (private, tribally owned)
- **Key Metrics**:
  - Over 1,300 team members across the U.S. and internationally (as of 2025)
  - 8+ portfolio companies
  - CMMC 2.0 Level 2 certification (DoD cybersecurity standard)
- **Notable Investors/Partners**: Wholly owned by the Seneca Nation; no external investors. Partners include the U.S. Department of Defense (via SNG) and Seneca Energy.
- **Growth Signals**:
  - Expanded into fiber broadband infrastructure on tribal territories
  - Achieved CMMC certification, enabling deeper federal contracting
  - Continued diversification into environmental and travel sectors
  - Active recruitment with over 1,300 employees, indicating steady growth

## Competitive Advantages
- **Unique tribal status**: As a Native-owned entity, Seneca Holdings benefits from federal government contracting preferences (e.g., 8(a) program eligibility), enhanced financing options, and tax immunity.
- **Seventh Generation Principle**: Long-term decision-making focused on sustainability and positive impact for seven generations, differentiating from short-term profit-driven firms.
- **Diversified portfolio**: Spread across government, environmental, travel, and sports reduces risk and creates cross-sector synergies.
- **Deep cultural connection**: Strong ties to the Seneca Nation provide a stable, mission-driven ownership structure.

## Strategic Focus
- **Portfolio diversification**: Continue acquiring and building businesses across non-gaming sectors to reduce reliance on any single revenue stream.
- **Federal market expansion**: Leverage CMMC certification and tribal preferences to win more DoD and civilian agency contracts.
- **Infrastructure investment**: Expand the fiber broadband network to additional tribal territories and potentially beyond.
- **Talent development**: Partner with on-territory programs to train and hire Seneca Nation members, building a pipeline of future leaders.

## Why Work Here
- **Purpose-driven mission**: Every role contributes to the economic self-sufficiency of the Seneca Nation and future generations.
- **Culture**: Collaborative, values-driven (Quality, Teamwork, Integrity, Professionalism, Connection), with a strong emphasis on respect and community.
- **Benefits**: Comprehensive package including affordable medical/dental/vision, HSA with employer contributions, 401K with immediate vesting and match, generous PTO and 11 paid holidays, wellness program, professional development reimbursement, and employee rewards program.
- **Work environment**: Hybrid/office policy not explicitly stated; roles span across the U.S. with some remote possibilities. The culture emphasizes teamwork and connection.
- **Veteran-friendly**: Virginia Values Veterans (V3) certified, actively seeks veteran talent.
- **Growth opportunities**: Professional development reimbursement, internships for Seneca students, and a commitment to promoting from within.
- **Note on scams**: The company has issued a warning about recruitment scams; applicants should only apply through the official careers page (senecaholdings.com/careers).

## Sources
1. [Seneca Holdings – Official Website](https://senecaholdings.com/)
2. [Seneca Holdings – About Us](https://senecaholdings.com/about-us/)
3. [Seneca Holdings – Careers](https://senecaholdings.com/careers/)
4. [Seneca Holdings – Jobs](https://senecaholdings.com/jobs/)
5. [Seneca Holdings – Leadership](https://senecaholdings.com/leadership/)

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