Systems & Network Security Engineer

Segra; Dallas (TX); Hybrid; USD 116,000 - 140,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

Life insurance

401(k) match

Flexible Spending/Health Savings

Job summary

Segra is seeking a Systems & Network Security Engineer to join our team in a senior capacity. The role emphasizes protecting confidentiality, integrity, and availability of Segra’s information systems and data.

The Staff Information Security Engineer will understand complex tech stacks across IT and service provider domains, stay current with security trends, regulations like NIST/ISO, and advise on mitigations in collaboration with architects and stakeholders.

Qualifications

• Bachelor's degree or equivalent combo of education and experience.
• 10+ years of related experience in security, IT, or OT environments.
• Proficient in scripting with Python (preferred) or PowerShell.
• Experience in Linux/Unix administration or engineering.

Responsibilities

• Collaborate with architects, senior engineers, management and stakeholders to mitigate security risks.
• Maintain awareness of security trends, regulations (NIST/ISO) and 3rd-party standards.
• Support business environments with secure operational practices and tools.

Skills

Python scripting

PowerShell

Linux/Unix

TCP/IP networking

Information security

Analytical thinking

Communication

Education

Bachelor's degree

Tools

Splunk

Splunk ES

Terraform

Ansible

Git

AWS

Azure

Job description

Segra is searching for a qualified and experienced Systems & Network Security Engineer to join us in a full-time capacity.

Location Requirement:

The work arrangement for this role is a hybrid position, requiring a minimum of three (3) days in the office, with flexibility to work remotely two (2) days each week.

Role Overview:

This is a senior-level technology-oriented position protecting the confidentiality, integrity, and availability of information systems and data at Segra.

The Staff Information Security Engineer is expected to understand complex technology systems and tools in both the traditional Information Technology and Service Provider domains. It is essential for this role to maintain awareness of security trends, government regulations and 3rd-party standards (NIST, ISO), as well as to monitor developments in systems, protocols, tools, and other changes in the information security space. Additionally, the staff engineer understands and supports the business environment in which security operates.

This role requires collaboration with architects, senior-level engineers, management, and stakeholders inside and external to the organization, both to ensure awareness of security risks and to ensure appropriate mitigation steps are taken.

Qualifications:

Education:

• Bachelor's degree or equivalent combination of education and relevant experience. Advanced Degree preferred.

Required Experience:

• A minimum of 10 years of related experience, or equivalent mix of education and related experience.
• Knowledge of security in Telecommunications, Operational Technology (OT), or relevant setting
• Proficient in scripting with Python (preferred) or a similar language like PowerShell
• Must have prior experience in systems administration and/or engineering in Linux/Unix

Preferred Experience:

• Experience with asset discovery and logical asset management
• Solid understanding of authentication and identity technologies (IAM, SSO, RADIUS, TACACS+, AD/LDAP/Kerberos)
• Experience with compliance frameworks, particularly NIST CSF, NIST 800-53, and/or ISO 27001
• Experience with administration of Splunk, Splunk ES or other SIEM platforms
• Familiarity with Infrastructure as Code and automation tools (Terraform, Ansible, git)
• Familiarity with AWS, Microsoft Azure, and Office 365 security controls (e.g., IAM, PIM, Identity Governance, Azure Policies, Entra, Intune, DLP, IaaS)
• Familiarity with EDR/MDR/XDR platforms
• Experience with security incident response
• Strong understanding of operating systems and command line administration at all levels.
• Strong understanding of TCP/IP networking protocols at all layers of the OSI stack
• Understanding of the HTTP protocol, Web Application Firewall (WAF) technologies, BurpSuite testing, and APIs
• Understanding of PKI, SSL/TLS, and cryptographic functions
• Experience working in micro-segmented environments
• Comfortable with regular expressions

• Current relevant industry certifications (SANS/GIAC, etc.), Azure or AWS architecture or security certifications.

Key Competencies:

• Excellent oral and written communication skills
• Excellent critical thinking, analytical, and engineering skills, including the ability to independently analyze and understand both new technologies and legacy solutions.
• Demonstrated commitment to ongoing skills development

About Segra:

Segra owns and operates a wide and dense fiber-optic infrastructure footprint that provides state-of-the-art connectivity, cybersecurity, voice, cloud and colocation solutions, all backed by industry-leading service and reliability. Serving over 30,000 connected customer locations, Segra has been providing customer-focused solutions for over 125 years.

At Segra, we imagine, we engineer and we build a world of opportunities for our customers through fiber-enabled technologies, driven by our customer-first mentality. We invest in the communities we serve by hiring locally, empowering our teams, and continually upgrading our network infrastructure to deliver smarter, stronger technology solutions.

Benefits Overview:

Segra offers a very robust benefits package to our full-time employees, some of which include:

• Medical, dental, vision insurance
• Life insurance
• 401(k) match
• Flexible Spending/Health Savings Accounts
• Tuition and gym reimbursements
• Vacation/PTO, paid holidays, floating holidays
• Volunteer days, parental leave
• Legal, accidental, hospital indemnity, identify theft, pet insurance

Our Commitment to Equality:

Segra is an equal opportunity employer and prohibits discrimination of any kind. Segra does not discriminate on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service, or other non-merit factor.

Salary Range:

Salary Range: $116,025 - $140,000

Beyond competitive health and retirement benefits with immediate 401(k) vesting, Segra also invests in your total well-being through programs supporting physical, mental, financial, and social wellness.