Sr Employee Relations Investigator

Salary Range: $100,999 - 134,666Relocation: NoClose Date: 11/12/2026Work Location: Dallas, TXWork Environment: This position is on site primarily with flexibility to work hybrid on occasion. 

About Us

Oncor Electric Delivery Company LLC, headquartered in Dallas, is a regulated electricity transmission and distribution business that uses superior asset management skills to provide reliable electricity delivery to consumers. Oncor (together with its subsidiaries) operates the largest transmission and distribution system in Texas, delivering power to nearly 4.1 million homes and businesses and operating more than 145,000 miles of transmission and distribution lines in Texas.

Summary 

The Senior Employee Relations Investigator serves as the organization's lead investigator for complex, high-risk employee relations matters across multiple business units and geographic locations. This role is responsible for conducting independent investigations involving allegations of harassment, discrimination, retaliation, workplace violence, ethical misconduct, conflicts of interest, policy violations, and other matters with significant legal, regulatory, labor relations, and reputational implications.

The position partners closely with Human Resources, Labor Relations, Legal, Compliance, Security, Ethics, and senior business leaders to ensure investigations are conducted in a fair, objective, compliant, and defensible manner. The Senior Investigator is expected to manage highly sensitive matters involving senior leadership, represented and non-represented employees, and issues with potential litigation or agency exposure.

This role requires advanced investigative expertise, strong judgment, and the ability to influence executive stakeholders while maintaining independence and credibility

Key Roles & Responsibilities 

Directly or through others, the incumbent:  

• Lead complex investigations such as:
  • Harassment and discrimination complaints
  • Retaliation allegations
  • Workplace violence and threats
  • Ethics and compliance violations
  • Employee misconduct
  • Conflicts of interest
  • Wage and hour concerns
• Conduct witness and subject interviews. 
• Prepare defensible investigation reports. 
• Partner with Legal, HR, Labor Relations, Compliance, and Security. 
• Support EEOC, NLRB, OSHA and agency matters. 
• Testify in arbitration and administrative proceedings. 
• Maintain confidentiality and attorney-client privilege requirements where applicable.
• Influence decision-making regarding disciplinary actions, policy changes, and organizational interventions.
• Deliver training on workplace investigations, documentation, anti-retaliation, and respectful workplace practices.
• Identify trends and recommend proactive solutions to reduce employee relations risk.
• Provide rapid response during critical incidents involving workplace violence, misconduct allegations, media attention, or executive-level concerns.
• Coordinate with Security, Legal, and business leadership during high-profile investigations.

Education, Experience, & Skills

• High School diploma, GED, or equivalent is required.
• Bachelor’s degree in Human Resources or related field is preferred.
• 5 years of Human Resources or related experience is required.
• 3 years of Employee Relations or related experience is required.
• Strong business oriented written and oral communications skills
• Strong knowledge of Title VII, ADA, FMLA, FLSA, and NLRA.

Measures of Success 

• Complete investigations within established service-level expectations
• Produce investigation reports requiring minimal legal or management revisions.
• Maintain well-documented, defensible case files.
• Minimize EEOC, NLRB, OSHA, and agency findings resulting from investigated matters.
• Ensure investigation findings withstand legal scrutiny and arbitration challenges
• Build credibility with business leaders, HR, Legal, Labor Relations, and Compliance.
• Provide actionable recommendations that reduce future risk.
• Deliver clear and concise executive-level summaries
• Analyze investigation data to identify systemic workplace concerns.
• Develop recommendations for organizational improvements.
• Partner with HR and Labor Relations to proactively address risk areas
• Serve as a trusted advisor on high-risk employee relations matters.

Benefits:

At Oncor, we offer a comprehensive set of benefits, compensation and performance management programs designed specifically to attract, retain, motivate and reward our high-performing workforce. Our supportive and inclusive culture allows every team member the opportunity to thrive and make a difference. We invest in our employee’s success and well-being by offering such things as:

• Annual incentive program.
• Competitive health and welfare benefits (medical, dental, vision, life insurance).
• Ability to earn wellness incentives (up to $2,300 in 2026 as an Employee only) and other wellbeing resources.
• 401k with dollar-for-dollar company match up to 6%.
• 401k match for student debt program.
• Cash balance pension plan.
• Adoption Assistance.
• Mental health resources.
• Employee resource groups.
• Tuition reimbursement.
• Competitive vacation, 10 company holidays and 2 personal holidays.
• Paid parental leave.
• Salary continuation for up to 6 months for approved employee illness or injury.
• Other perks such as commuter benefits, electric vehicle incentive program, appliance purchase plan.

Participation in benefit programs for employees in collective bargaining units is subject to the applicable collective bargaining agreement.