liquidpiston
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Human Resources Manager - LiquidPiston

United StatesUnited States·Suffieldmid
OtherHuman Resources Manager
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Quick Summary

Key Responsibilities

HR Operations and Employee Lifecycle Own day-to-day HR operations across recruiting support, hiring, onboarding, employee changes, offboarding, and personnel records.

Technical Tools
OtherHuman Resources Manager

Responsibilities

~3 min read
  • →Own day-to-day HR operations across recruiting support, hiring, onboarding, employee changes, offboarding, and personnel records.
  • →Coordinate compliant offer letters in partnership with hiring managers and the company recruiter.
  • →Maintain accurate, confidential employee records and keep the Employee Handbook, HR policies, and supporting documentation current.
  • →Continuously improve HR workflows, controls, and documentation to reduce cost, eliminate recurring errors, and increase efficiency and effectiveness.
Payroll, Benefits, and HR Systems
  • →Maintain overall accountability for biweekly payroll, with payroll processing performed by the Front Office and Finance & Accounting team. Review PTO and leave balances, and resolve payroll issues promptly.
  • →Select and administer medical, dental, vision, disability, and related benefit plans, including renewals, open enrollment, enrollments, changes, and employee inquiries.
Employee Relations, Performance, and Culture
  • →Serve as a trusted resource to employees and managers on policies, workplace practices, employee relations, and day-to-day HR questions.
  • →Lead quarterly and annual performance-review cycles and support performance plans, employee development, training, and manager follow-through.
  • →Develop initiatives that strengthen engagement, retention, morale, accountability, teamwork, and the overall employee experience.
Compliance and Organizational Support
  • →Maintain compliance with federal, state, and local employment requirements, including offer letters, notices, workplace postings, leave administration, audits, and remote-employee registrations.
  • →Coordinate employment visas and complex legal or compliance matters with external counsel and professional advisors as needed.
  • →Maintain co-op and internship relationships with partner universities and support related early-career programs.
  • →Manage related HR and administrative projects, including employee expense-report coordination, to ensure smooth and reliable HR operations.
Required Qualifications:
  • →Five or more years of progressive HR experience, including hands-on ownership of core HR operations.
  • →Practical experience with payroll, benefits administration, employee relations, performance management, recruiting support, and HR compliance.
  • →Strong working knowledge of federal and state employment laws, HR documentation requirements, and sound HR practices.
  • →Experience improving HR processes and administering HRIS, payroll, or timekeeping systems.
  • →Excellent organization, judgment, discretion, attention to detail, communication, and interpersonal skills.
  • →Ability to work independently, prioritize competing demands, and take ownership in a growing organization.
Preferred Qualifications:
  • →Bachelor's degree in Human Resources, Business Administration, or a related field.
  • →Experience in a startup, technology, engineering, manufacturing, R&D, or other fast-paced technical environment.
  • →Experience building scalable HR infrastructure or supporting employees across multiple functions or locations.
  • →Experience with internship, co-op, early-career, or employment-visa programs.
Benefits & Perks:
  • →PTO: We value work–life balance and encourage time to rest and recharge. 
  • →Health & Wellness: Comprehensive medical and voluntary dental, and vision coverage - you choose what works best for you.
  • →Equity Participation: Employes may receive RSUs (Restricted Stock Units).
  • →401(k) Match: We offer a 401k w/100% matching up to 3% of your salary and then 50% of contributions between 3-5% after 1 year of employment. 
  • →Career Growth: Ongoing training, mentorship, and learning opportunities to accelerate your growth.

Location & Eligibility

Where is the job
Suffield, United States
On-site at the office
Who can apply
US

Listing Details

Posted
July 25, 2026
First seen
September 26, 2026
Last seen
September 26, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
13%
Scored at
September 26, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust
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liquidpistonHuman Resources Manager - LiquidPiston