Jobs at Seneca Holdings

18 open positions at Seneca Holdings — Western New York. Updated October 2026.

Seneca Holdings currently has 18 open roles (5 remote and 13 on-site). Hiring locations include Remote, TBD, Rock Island Arsenal, Illinois, United….

Location: Western New York

Website: https://senecaholdings.com

Open roles: 18

About Seneca Holdings

The mission of Seneca Holdings is to build a portfolio of profitable businesses that delivers long-term, sustained income and economic self-sufficiency to the Seneca Nation. Seneca Holdings is the investment arm of the Seneca Nation and parent company of the Seneca Nation Group (SNG), Seneca Environmental, CI Azumano, and Rochester Knighthawks. Seneca Holdings is building a diversified portfolio of businesses that currently includes federal government, environmental solutions, travel management for businesses, governments, and leisure, and sports and entertainment.

Open Roles at Seneca Holdings

Senior Data Scientist (Report Developer)

Contract TBD

Posted: Sep 29, 2026
Senior Data Engineer

Contract TBD

Posted: Sep 29, 2026
Junior Data Scientist (Report Developer)

Contract TBD

Posted: Sep 29, 2026
Software Engineer (.NET, Cloud, Data Systems) - Intermediate

Contract Rock Island Arsenal, Illinois, United States

Posted: Sep 17, 2026
Microsoft Power Platform Engineer

Contract Remote

Posted: Sep 1, 2026
Software Engineer, Level III

Contract Remote

Posted: Sep 1, 2026
Full Stack Software Engineer, Level II

Contract Remote

Posted: Sep 1, 2026
Microbiologist IV (Genomic Data Engineer)

Contract Atlanta, GA

Posted: Aug 27, 2026
Security Engineer (Active Top Secret Clearance Required)

Contract Washington, D.C.

Posted: Aug 26, 2026
Sr. Cyber Security Engineer

Contract Chantilly, VA

Posted: Aug 19, 2026
Lead Virtualization Systems Engineer, Converged

Contract Washington DC or Beltsville, MD

Posted: Aug 19, 2026
Principal Cloud Engineer

Contract Chantilly, VA

Posted: Aug 19, 2026
Intermediate Software Developer

Contract Rock Island Arsenal, Illinois, United States

Posted: Aug 19, 2026
Cyber Security Engineer

Contract Orlando, FL

Posted: Aug 19, 2026
Journeyman Financial Data Analyst (AF)

Contract Dayton, Ohio

Posted: Aug 19, 2026
Azure Cloud Engineer

Contract Orlando, FL

Posted: Aug 19, 2026
Senior Data Scientist

Contract Remote

Posted: Aug 19, 2026
Senior Cloud Engineer

Contract Remote

Posted: Aug 19, 2026

What Seneca Holdings Hires For

Browse Seneca Holdings openings alongside similar roles at other companies:

Frontend Developer Jobs (18) DevOps / SRE Jobs (18) Game Developer Jobs (18) Backend Developer Jobs (18) Security Engineer Jobs (16) Senior & Staff Engineer Jobs (16)

Open Roles at Seneca Holdings by Category

Data Scientist (Report Developer) (2) Cyber Security Engineer (2) Cloud Engineer (2) Data Engineer (1) Software Engineer (.NET, Cloud, Data Systems) - Intermediate (1) Microsoft Power Platform Engineer (1)

Seneca Holdings Jobs by Location

Remote (5) TBD (3) Rock Island Arsenal, Illinois, United… (2) Chantilly, VA (2) Orlando, FL (2) Atlanta, GA (1)

Seneca Holdings Jobs by Type

Contract (18)

How to Apply for Jobs at Seneca Holdings

All Seneca Holdings openings listed above are aggregated from the company's official careers channels and updated October 2026. To apply, open any role that matches your profile and use the Apply Now button — it takes you directly to Seneca Holdings's official application page, so your application always goes to the employer itself, with no middleman.

Before applying, tailor your CV to the specific role: mirror the job title, highlight the skills and technologies mentioned in the listing, and quantify your impact where possible. You can also save interesting roles to your JobSeek account to track deadlines and compare offers side by side.