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Sr Cyber Defense Sys Engineer

Constellation

Houston, TXJob$122–135K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$122–135K/yr
Location
Houston, TX
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Job overview

The Sr Cyber Defense Sys Engineer maintains and operates Constellation’s Cyber Security Operations Center and provides targeted security advisory services. The role deploys and administers cyber defense infrastructure, develops monitoring content, and supports security monitoring, incident response, digital forensics, threat intelligence, and technical solutions. It also leads projects to enhance security technologies and practices. A bachelor’s degree and five years of relevant experience are required, with an experience-based alternative to the degree.

Skills & qualifications

RequiredNice to have

Skills

SIEMEndpoint Detection and ResponseMicrosoft Security SuiteLinuxPalo AltoOperationsEngineeringContent DevelopmentInternetworkingTCP/IPCribl or BindPlaneSoftware Development LifecycleDigital Product DevelopmentNetwork Services and ProtocolsThreat Lifecycle ManagementIncident ManagementCyber SOC ProcessesCyber SOC EngineeringDHCPDNSActive DirectoryNetwork Traffic AnalysisPacket-Level AnalysisWiresharkSystem AdministrationNetwork HardeningOperating System HardeningNetwork Security ArchitectureOSI ModelTroubleshootingSecuring Network CommunicationsMalware ProtectionWeb FilteringCyber Defense Policies and RegulationsTest MethodologiesCMMISecurity BenchmarksData PipelinesAnalytical SkillsSecurity Event Correlation

Qualifications

Bachelor's Degree or 9 Years' Experience5 Years' Relevant Experience5 Years' Cybersecurity Vulnerability Assessment ExperienceGraduate Degree in Cybersecurity or Related AreaCIM Normalization

Benefits

401(k) Match
Medical Insurance
Dental Insurance
Vision Insurance
Paid Time Off

Full job description

Who We Are

As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.

Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow.

Total Rewards

Constellation offers an extensive selection of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and a wide-range of benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, eligible employees are offered a bonus program, 401(k) with company match, employee stock purchase program; comprehensive medical, dental and vision benefits, including robust wellbeing programs; disability and life insurance benefits; paid time off for vacation, holidays, and sick days; and much more.

Expected salary range of $121,500 to $135,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k).

Primary Purpose of Position

Responsible for the maintenance and operation of the Cyber Security Operations Center (CSOC) and for providing targeted security advisory services. Tests, implements, deploys, maintains, reviews, and administers the infrastructure hardware, software, and documentation that are required to effectively manage network defense. Enables the Cyber SOC to meet key performance metrics across five key capabilities: Security Monitoring, Incident Handling & Response, Digital Forensics & eDiscovery, Cyber Threat Intelligence, and Technical Solutions Development. Responsible for the creation of content for use in monitoring toolsets while maintaining a uniform view of security monitoring architecture. Tests, implements, deploys, maintains, and administers the infrastructure hardware and software.

Primary Duties and Accountabilities

  • Deploy new data source feeds into SIEM & develops initial content for monitoring

  • Monitor SIEM infrastructure performance

  • Continually monitor, refine & improve upon the security technologies utilized by the CSOC. Perform system administration on specialized cyber defense applications and systems (e.g., EDR, Cloud and Email Security, SIEM, appliances) to include installation, configuration, maintenance, backup and restoration. Build, install, configure, and test dedicated cyber defense hardware.

  • Provide Log & Monitoring Design Services. Identify potential conflicts with implementation of any cyber defense capability (e.g., tool testing and optimization).

  • Provide Security Advisory Services

  • Assist in identifying, prioritizing, and coordinating the protection of critical cyber defense infrastructure and key resources.

  • Responsible for SOC Release Management & SOC Change Management

  • Assure that all equipment, systems, applications & appliances of threat & vulnerability management technologies are available & running effectively.

  • Assist in assessing the impact of implementing and sustaining a dedicated cyber defense infrastructure.

  • Lead projects to further enhance security technologies, practices, processes

Minimum Qualifications

  • Bachelor's degree and 5-years relevant experience, in lieu of degree 9 years of relevant experience

  • 5-years solid, diverse experience in cyber security vulnerability assessments, or equivalent combination of education and work experience

  • Knowledge in the following core technical competencies: SIEM , EDR, Microsoft security suite, Linux, Palo Alto, Operations, Engineering, Content Development, Internetworking, TCP IP, Cribl or BindPlane

  • Strong knowledge of the Software Development Life Cycle (SDLC) and digital product development

  • Knowledge of how network services and protocols interact to provide network communications.

  • Knowledge of Security principles such as Threat Lifecycle Management & Incident Management & Lifecycle.

  • Knowledge of Cyber SOC processes and Cyber SOC Engineering

  • Knowledge of network protocols (e.g., Transmission Control Protocol/Internet Protocol [TCP/IP], Dynamic Host Configuration Protocol [ DHCP] and directory services (e.g., Domain Name System [DNS], Active Directory)

  • Knowledge of network traffic analysis methods

  • Knowledge of packet level analysis using appropriate tools (e.g., Wireshark).

  • Knowledge of basic system administration, network, and operating system hardening techniques

  • Knowledge of network security architecture concepts including topology, protocols, components, and principles (e.g., application of defense in-depth).

  • Knowledge of OSI model and underlying network protocols (e.g., TCP/IP, Dynamic Host Configuration Protocol [DHCP]), and directory services (e.g., Domain Name System [DNS]).)

  • Skill in troubleshooting and diagnosing cyber defense infrastructure anomalies and work through resolution

  • Skill in securing network communications

  • Knowledge of protecting a network against malware

  • Knowledge of web filtering technologies

  • Knowledge of cyber defense policies, procedures, and regulations

  • Knowledge of test procedures, principles, and methodologies (e.g., Capabilities and Maturity Model Integration (CMMI))

  • Knowledge of basic system, network, OS hardening techniques and security benchmarks

Preferred Qualifications

  • Experience with Data Pipelines

  • Graduate degree in cyber security or related area of expertise.

  • Ability to demonstrate analytical skills, technical knowledge, and practical application of cyber and information security principles to business leaders and technical staff

  • Skill in using security event correlation tools

  • In-depth knowledge of cyber security program elements such as Policy Development, Application Security, Information Security, Network Security, Disaster Recovery Planning, Operational Security, Incident Response, and End User Education

  • CIM Normalization

Constellation is proud to be an equal opportunity employer and employees or applicants will receive consideration for employment without regard to: age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law.

How this job compares

Set against the 1,638 open Cybersecurity Engineer jobs on Olive Jobs, counted October 29, 2026.

Pay
  • This posting$122–135K/yr
  • Texas median$105–203K/yr67 salary ranges
  • US median$108–195K/yr1,312 salary ranges

This range's midpoint, $128K, is 18% below the Texas median midpoint ($157K) — in the middle half of Cybersecurity Engineer salary ranges in Texas.

Openings
Olive Jobs lists 94 open Cybersecurity Engineer jobs in Texas and 1,638 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most in Texas
Experience
This posting asks for at least 5 years of experience; Cybersecurity Engineer postings that state a minimum ask for 4 years at the median (1,529 postings).
Education
665 of the 1,638 open Cybersecurity Engineer jobs (41%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on October 29, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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