Senior Network Security Engineer

Job Summary

The Senior Systems Engineer is responsible for advanced engineering, administration, and support of enterprise server infrastructure, identity and access management platforms, and security operations tooling. This role operates as a senior technical resource within IT Infrastructure Operations, providing hands-on support, architectural input, and operational leadership across on-premises and cloud environments (Azure and AWS).

Key Responsibilities

• Lead administration, configuration, and support of Windows and Linux server environments across enterprise data centers and cloud platforms.
• Perform system builds, patching, performance tuning, and lifecycle management aligned with security and compliance standards.
• Support hybrid infrastructure environments spanning on-premises, Azure, and AWS.
• Administer and maintain Active Directory infrastructure, including domain controllers, Group Policy, organizational units, and related directory services.
• Manage user, computer, service account, and security group administration in alignment with access management, operational, and compliance requirements.
• Troubleshoot Active Directory replication, authentication, name resolution, and policy application issues across enterprise environments.
• Manage and support enterprise identity platforms including Active Directory, Okta (MFA, SSO), Quest Active Roles, and Quest InTrust/Change Auditor.
• Implement and maintain secure authentication and authorization models.
• Troubleshoot identity synchronization and access issues.
• Administer CyberArk Privileged Access Management (PAM), including credential vaulting and privileged session monitoring.
• Support enterprise security tools used for endpoint protection and vulnerability management.
• Monitor, Logging & Splunk Administration
• Administer Splunk infrastructure including forwarders, indexers, and search heads.
• Configure log ingestion across systems and develop dashboards and alerts.

Required Knowledge, Skills, Abilities & Experiences

• Minimum 5+ years of server administration experience.
• Expertise in Active Directory, Okta, CyberArk, Quest tools, Splunk.
• Experience with Windows, Linux, Azure, and AWS.

Required Qualifications

• Education Level: Degree or an equivalent combination of education and demonstrated related experience may be accepted in lieu of preferred level of education.
• Bachelor Preferred Discipline(s): Business Administration, Computer Engineering, Computer Science.
• Licenses, Certifications, or Qualifications: Not specified.

Preferred Cloud Engineering Support

• Azure and AWS infrastructure and implement cloud security controls.
• Security Operations & Compliance: Support incident response, vulnerability remediation, and audit activities.
• Automation & Scripting: Develop automation using PowerShell, Python, and similar tools.

Collaboration & Leadership

• Serve as a technical lead and mentor junior engineers.

Working Conditions

• Office Work Environment: 76 - 100%
• Travel: Up to 25%

Other Working Conditions

• Test Description: No Testing Required

Export Control

• Certain positions at Dominion Energy may involve access to information and technology subject to export controls under U.S. law.

Expected Hiring Base Salary Range

The expected hiring base salary range is $90,900 - $118,100. The actual salary offered may vary based on factors such as the selected candidate’s qualifications, skills, experience, and work location.

Benefits

• Health, dental, and vision benefits with coverage for families and domestic partners.
• Vacation.
• Retail Retirement Plans including 401k contributions and matches.
• Paid holidays.
• Tuition reimbursement.
• Bonus eligibility.
• Sick leave.
• Disability insurance.

Equal Opportunity Employer

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin and/or status as a protected veteran or individual with a disability.