Engineer, Sr. Mechanical
$122.4k - $154kConstellation Energy
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.
***This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum qualifications list below for each level***
- Mid-Level - $92,700-114,00
- Sr Level - $122,400-154,000
Ranges are per year based on experience, along with a comprehensive benefits package that includes bonus and 401K
Primary Purpose of Position
Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations.
Primary Duties and Accountabilities
- Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs.
- Provide technical expertise and consultation through direct involvement to identify and resolve equipment and system problems.
- Provide complete task management of engineering issues.
- Perform engineering tasks as assigned by supervision applying engineering principles.
- Accountable for the accuracy, completeness, and timeliness of work ensuring proper configuration management and assuring that standard design criteria, practices, procedures and codes are used in preparation of plans and specifications.
- Perform independent research, reviews, studies, and analyses in support of technical projects and programs.
- Recommend equipment, new concepts and techniques to improve performance, simplify construction, reduce costs, correct design or material flaws, or comply with changes in codes or regulations.
- Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department.
MINIMUM QUALIFICATIONS for Mid-level E02 Engineer
- Bachelor&rsquos degree in Engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear) with 2 years of nuclear or related engineering experience
- Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties
MINIMUM QUALIFICATIONS for Senior E03 Engineer
- Bachelor&rsquos degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related engineering experience
- Must meet additional requirements as outlined in ANSI/ANS-3.1-2014 Standard, "Selection, Qualification, and Training of Personnel for Nuclear Power Plants"
- Maintain minimum access requirement or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties
Preferred Qualifications
- Engineer in training certification
- Advanced degree (e.g. Masters) preferred
- Power plant or industrial plant experience
$92.7k - $114k
...and sick days and much more. ***This Engineering role can be filled at the Entry, Mid-... ...* Mid-Level - $92,700-114,000 Sr Level - $122,400-154,000 Ranges are... ...Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience...SeniorTemporary work$151.2k - $168k
...of our nuclear facilities where appropriate. We are seeking Engineers and other skilled technical experts to help Constellation, the... ...(Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 10 years of engineering experience Demonstrated...SeniorLocal area$122.4k - $154k
...Primary Purpose of Position Performs advanced technical/engineering problem solving in support of nuclear plant operations while... ...Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related...SeniorTemporary work$87k
...and sick days and much more. ***This Engineering role can be filled at the Entry, Mid-... ...Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose... ...Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) Maintain minimum access...Suggested- Primary Purpose Of Position Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible... ...(Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related engineering...Suggested
$87k
...wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes. The Electrical / Mechanical Engineer position is based out of our LaSalle County Generating Station in Marseilles, IL. Our culture and employee experience make...$117.9k - $131k
...with comprehensive benefits package that includes bonus and 401(k). Primary Purpose of Position Performs advanced technical/engineering problem solving in support of Clean Energy Center (CEC) turbine generator operations. Responsible for technical decision making...Senior$140.4k - $156k
...progression position for Work Week Managers. CECs fill the number of Sr. Work Week Manager positions based on business need and... .... Ops Shift Manager, Ops Shift Supervisor or Maintenance FLS/, Engineering, Work Management) Maintain minimum access requirement or unescorted...SeniorShift work$159k - $182k
...~1.5 years or more in a position equivalent to Reactor Operator (or Supervisor) at a military reactor (i.e., Power Plant Watch Engineer, Engineering Watch Supervisor, Reactor Operator, Engineering Officer of the Watch, Propulsion Plant Watch Supervisor). Must have 1...SeniorHourly payTraineeshipRelocation packageShift work$159k - $182k
...~1.5 years or more in a position equivalent to Reactor Operator (or Supervisor) at a military reactor (i.e., Power Plant Watch Engineer, Engineering Watch Supervisor, Reactor Operator, Engineering Officer of the Watch, Propulsion Plant Watch Supervisor). Must have 1...SeniorHourly payTraineeshipRelocation packageShift work- Diocese of Joliet Catholic Schools in Illinois seeks a visionary Principal for Immaculate Conception School in Morris, effective July 1, 2026. The principal serves as ministerial leader, implements diocesan policies, and advances a Catholic culture while guiding instructional...
- Constellation is seeking an experienced engineer to perform advanced technical problem solving in support of nuclear plant operations. You will make technical decisions and apply in-depth knowledge of codes and regulations in practical applications. The role requires a...
$158.4k - $176k
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...- Morris Hospital & Healthcare Centers seeks an experienced leader to manage and direct day-to-day operations of Case Management. This role works with senior leaders to integrate clinical, administrative, and educational aspects across the continuum. The position requires...Senior
$118k - $148k
...perform advanced technical problem-solving in nuclear plant operations in Morris, Illinois. This role involves providing expertise in engineering analysis and consultation, managing engineering issues from start to completion. Qualified candidates will have a technical...Senior- Morris-Hospital in Morris, Illinois, is looking for a Sr. Network Administrator to oversee networking and telecommunication infrastructure. The role involves direct support for systems like phone and cell services, along with planning, monitoring, and performance evaluation...Senior
- EmpowerMe Wellness in Morris, Illinois, seeks dedicated therapists to deliver innovative care for seniors. You will provide therapy, conduct assessments, and foster wellness in a collaborative environment. The role offers a vibrant team culture, flexible scheduling, and...SeniorFlexible hours
- LyondellBasell Industries is seeking a Senior HR Manager in Morris, Illinois, to align HR initiatives with business needs at key manufacturing sites. The ideal candidate will have 8-10 years of HR experience in the chemical industry, focusing on talent management and organizational...Senior
- LyondellBasell is seeking a Senior HR Manager based in Morris, Illinois. This role is pivotal in aligning HR initiatives with business needs at the Morris and Fairport Harbor sites, emphasizing positive Union / Management relations. The candidate will lead HR management...Senior
- ...transportation industries among others. We offer unique and innovative engineered solutions for all precast needs. From design to installation,... .... Requirements Bachelor's degree in industrial engineering or mechanical engineering 2-5 years of experience in engineering In-depth...Full time
$100k - $110k
RWE in Morris, Illinois is hiring a Sr HSSE Project Execution Associate responsible for health, safety, and environmental compliance across various operational sites. The role demands robust HSSE management, leading contractor performance, and ensuring adherence to safety...SeniorFor contractors$87k
Constellation is looking for Engineers at the Entry, Mid, or Senior levels to support nuclear plant operations. Responsibilities include performing engineering tasks and ensuring compliance with safety analyses and regulations. Applicants should hold a Bachelor’s degree...$100k - $110k
Sr HSSE Project Execution Associate To start as soon as possible, full time, permanent. Remuneration: Exempt. Ensures the health... ...Flex system Partners with Operations, Project Execution, and Engineering on the development of Corrective Actions for incidents and events...SeniorPermanent employmentFull timeTemporary workFor contractorsFor subcontractorLocal areaImmediate startWork visaFlexible hours$50 - $60 per hour
DataAnnotation is committed to creating high-quality AI. Enjoy the flexibility of remote work and the freedom to set your own schedule. This is an opportunity to work with us as an independent contractor. We're currently expanding into an exciting new area – teaching...SeniorHourly payContract workFor contractorsWork experience placementRemote work- ...The Sr. Network Administrator - works under the direction of the Director of Information Technology Infrastructure and Operations. This position provides support and maintenance for networking and telecommunication infrastructure. Including but not limited to Phone Systems...SeniorContract work
$54.49k - $103.04k
Diocese of Joliet Catholic Schools 2026-2027 Principal Full-Time, Benefit Eligible Immaculate Conception School, Morris, Illinois Position Available: July 1, 2026 Position Purpose The principal is considered a ministerial employee by their role as Administrator. Administrators...Permanent employmentFull timeTemporary workWork at officeLocal areaFlexible hoursAfternoon shift
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Engineer, Sr. Mechanical. Be the first to apply!


