Jess Hetherington has served the MCS community as the Superintendent since 2013. For many years Mr. Hetherington taught (AP) Advanced Placement History, British Literature and Bible at the High School level and served as a Superintendent for six years at a K-12 private school located here in North County San Diego prior to coming to Maranatha Christian Schools. He earned his B.A. in History/Social Science from Azusa Pacific University as a student-athlete and has attended graduate school through Azusa Pacific University, Talbot School of Theology and California Baptist University where he studied Education, Philosophy of Religion/Ethics and Educational Leadership (M.A.) Jess and his wife Courtney have been married for eleven years and have five children.
It has been Mr. Plotnik's pleasure to serve as the High School Principal since the 2006-2007 school year when the school moved from the Black Mountain campus and started 9th and 10th grade at the present location. His undergraduate work was completed in 1980 at Cal State University Long Beach, where he earned a B.A. in the School of Social and Behavioral Sciences: Geography. He also possesses an M.A. in Educational Leadership: Educational Technology and Learning from Azusa Pacific University. He relocated his family from Los Angeles to San Diego in 1991, when Haley, the youngest of his three children, was born (she was one of six in the first graduating class). A few years later after moving, Mr. Plotnik entered the teaching profession after earning a Multiple Subject Teaching Credential. He taught multiple subjects at the junior and senior high school level, coached cross-country and track and field, and served as Athletic Director for another Christian school where he took his Boys’ Cross Country team to a CIF State Championship. Science, especially Chemistry, is his great passion as a teacher!
Mrs. Rodriguez has been part of the Calvary Chapel family since her first day of Kindergarten at Calvary Chapel Schools in Costa Mesa. After graduating from Calvary Chapel High School, she received her B.A. in Journalism from Point Loma Nazarene University in San Diego. Working in journalism for several years, Kelly decided to return to the school that ministered to her throughout her education. It is where she taught English Literature for twelve years while maintaining the role of ASB Advisor, Vice Principal of Staff and Curriculum. In June 2018, Kelly moved to San Diego and joined the MCS family where she served as the Director of Curriculum and Instruction for three years before becoming Junior High Principal. Kelly currently holds a California Teaching Credential and a Masters from Concordia University in Curriculum and Instruction. Mrs. Rodriguez has a passion for finding victory in Christ as we daily strive to be His disciples. She is always working towards building a community of believers who are proud to work together as we do our best in all that we were given!
Mrs. Cook joined the MCS staff in 2004 and is currently the Elementary Principal. She earned a B.A. in Journalism at the University of Oregon and enjoyed a career in publishing before becoming a teacher. In 2001, her family moved to San Diego where she followed the Lord's calling into the ministry of Christian education. Mrs. Cook received her California Teaching Credential and Masters in Education from National University. Since 2001, she has taught a total of nine years, three of those teaching at another Christian school, and six years in the MCS classroom teaching 3rd grade, before joining the administration team as Director of Curriculum and Instruction in 2010. In 2013, she was appointed Elementary Principal and considers it an honor and blessing to serve the MCS children and families. Both of Mrs. Cook’s daughters graduated from Maranatha Christian High School, and are pursuing careers in education. She is a lifelong learner who enjoys spending time with her husband and daughters, walking on the beach, cooking, and reading.
Mrs. Andrews joined the MCS administrative staff as Preschool Director in June 2009. She earned her B.S. in Finance from San Diego State University. Mrs. Andrews was a Branch Manager in the financial services industry before being led by the Lord to serve in Christian education. She returned to college to complete her certification for Early Education Program Director with the State of California and has spent over 20 years serving young children and families. Mrs. Andrews enjoys spending time with her husband, their three children, and grandchildren. She loves gardening, reading, and needlework.
Mr. Ruiz serves as the College and Guidance Director at Maranatha Christian Schools and has been in Christian education for 18 years, and in administration for the past nine of those years. His undergraduate work was completed at San Diego State University, from there he pursued a Master’s in Educational Administration at National University. Since then, he served as a Middle School/High School Principal for nine years. The Ruiz Family moved to MCS from Minnesota and were happy to leave the snow shovel behind. His wife Shawn, is also a kindergarten teacher at MCS where their three children also attend! Mr. Ruiz has a passion for Christian education, and believes that anything with the name of Christ in it should be done in excellence.
Senior Director of Campus Operations
Mrs. Howard was born in London, England into a thespian family and has been teaching dance and theatre for over 35 years while also managing her own dance studio. Mrs. Howard ran a Youth Theatre Ministry for 13 years before coming to MCS in 2013 as the Director of Performing Arts for grades TK–12. She has directed over 35 youth productions and 17 summer theatre camps in her time at the school. Mrs. Howard currently oversees the Performing Arts Department as well as teaching JH Choir and directing 2 musicals a year! Her great passion and vision is teaching children to glorify Christ through the performing arts.
Mrs. Mixer joined the MCS staff during the 2006-2007 school year. She has a B.S. from Indiana University in Medical Record Administration and has worked many years in the medical field, specifically in quality assurance and with outsourcing companies for hospitals. Mrs. Mixer has served in the church as an AWANA leader, a Sunday School Teacher in the children's ministry, and a member of an Executive Pastor search committee. She feels blessed that the Lord has brought her to MCS and looks forward every year to adding more students into the MCS family.
Mrs. Ramos joined the MCS staff in 2013 as the Director of Human Resources. After moving from Hawaii to San Diego in 2012, God opened the door and blessed her with the opportunity to work at Maranatha. She brings over 20 years of HR Management and Employee/Labor Relations experience as well as a degree in computer science. Her background includes having worked in a variety of industries, both union and non-union corporate environments (medical/healthcare, retail/wholesale and hotel/travel industry). After having served in various ministries at Calvary Chapel Pearl Harbor, Hawaii, Mrs. Ramos now attends Maranatha Chapel. She is married to a wonderful husband and blessed with 3 children and 5 grandchildren, Mrs. Ramos considers it an honor to have an opportunity to work with the amazing people on staff!
Mr. Robertson joined Maranatha Chapel in 2005 as a Senior Accountant, primarily responsible for MCS accounting. In 2011, his position transitioned to the school to lead the new MCS Accounting Department. He has worked several years in the corporate world in accounting positions, including Accounting/Payroll Supervisor and Financial Analyst. John earned his B.A. in Business Administration with an emphasis in Accounting from California State University, San Bernardino. John and his wife, Karen, have been married for 13 years and have two children who also attend MCS.
Mrs. Rodgers joined the MCS staff in 2000 and worked in the front office until 2004. She then returned to MCS in 2009 to work in Admissions and as the International Coordinator. A few years later, she transitioned to the Administrative Assistant to the High School Principal, while continuing in her duties as International Coordinator. In 2016, she became the Director of International Programs and considers it a blessing and privilege to have the opportunity to work exclusively with International Students. When she’s not working she loves to spend time with family, hike, and go to the beach with her husband, Coach Rodgers. Although she can’t carry a tune, her heart sings for joy — as her life speaks the verse, "Come, let us sing for joy to the Lord; let us shout aloud to the Rock of our salvation" (Psalm 95:1).
Mr. Tesoro has been the IT Director at MCS since 2010. After owning and operating two small businesses, he had the desire to combine his working computer knowledge and expertise with his passion for Christ and has found the perfect match at MCS. Over the years he has been responsible for upgrading, improving and integrating a more reliable IT network infrastructure. He also helped launch the successful one-to-one iPad implementation for the high school students. He oversees the maintenance of MCS servers and IT equipment and is busy offering technical support, troubleshooting and software tutorials throughout the campus. Mr. Tesoro also has a love for music and plays drums in the worship band at his church.
Mrs. Thurman is blessed to serve as the Director of Admissions and contributes to the overall growth of the MCS community. She earned her B.A. in Business Administration with a minor in Marketing from California State University, Fullerton. Prior to joining MCS, Mrs. Thurman was an Account Executive for over nine years for a business analytics software company. When her youngest daughter was in pre-school, she left her career to be a full-time mom to her daughters, Amanda and Ellie. It was in the fall of 2009 when Mrs. Thurman started working for MCS, during Ellie’s first year in Kindergarten. When she is not busy tending to her family’s needs, she enjoys reading, taking long walks on the beach, and traveling. Mrs. Thurman considers it a privilege and a huge blessing to serve in this ministry. Her favorite verse is, “but the wisdom that is from above is first pure, then peaceable, gentle, willing to yield, full of mercy and good fruits, without partiality and without hypocrisy” (James 3:17).
Mr. Whitley joined Maranatha at the end of the 2014 school year as the Athletic Director. He is a former collegiate baseball player at MiraCosta College and Texas Tech University, a professional baseball scout for the Pittsburgh Pirates, and highly successful collegiate and high school baseball coach. Since taking the helm of the athletic department and instilling the ‘All Things’ philosophy, Maranatha has won 5 CIF championships, 18 League Championships, and 1 California State Title. Maranatha teams have a .560 winning pct. in his tenure and more importantly, have exhibited strong Christ-like behavior on the field. As a baseball coach, he has more than 600 career wins with a winning percentage well above .600. Dozens of his former players have received college scholarships and/or played professional baseball. In his five seasons at Maranatha, they have advanced to the CIF semi-finals 3 times and won a CIF Championship in 2017. He is a strong leader who is highly organized, an exceptional communicator, and is teeming with vision to continue taking the Eagle athletic program to new heights. He is married with four children and owns Pacific Edge Insurance Agency in Carlsbad.
Mrs. Black joined the MCS staff in the fall of 2012 as a Teacher’s Assistant and was excited about the opportunity to transition to the office in 2015. She has a B.A. in Communication from UCLA and a Master’s in Intercultural Communication from SDSU. A Los Angeles native, she has lived in San Diego since 1995. She has a wonderful husband, two awesome boys, and a houseful of pets. She loves hiking, camping, visiting with loved ones, playing games, and playing the oboe or piano every now and then.
Mrs. Brown joined the MCS staff in 2016 after working in administration and accounting at UCSD, and Point Loma Nazarene University. She also served at Maranatha Chapel assisting the office staff, and teaching 4-year-olds about Jesus on Sunday mornings. She is grateful that God fulfilled the desire He put in her heart to be a part of the MCS team. Mrs. Brown has been married since 1978 to her high-school sweetheart, she and Greg enjoy spending time together and making memories with their family, including their 6 grandchildren. Her life verse is, “I would have despaired unless I had believed that I would see the goodness of the Lord in the land of the living" (Psalm 27:13).
Mrs. Nelson joined the MCS teaching staff in the 2017-2018 school year. She grew up in the Bay Area, graduating from San Jose State with a degree in English and an emphasis and certification in secondary education. After teaching at the junior high and high school level, Mrs. Nelson stayed home to focus on their three young boys. She returned to teaching in San Jose as a substitute and part-time teacher. At that time, Mrs. Nelson earned her Multiple Subject Teaching Credential through California State University, Monterey Bay. After completing the program, she was excited to return to the classroom full-time and spend her days with junior highers. Mrs. Nelson enjoys time with her husband and three boys, read a good book, relax in the sunshine, and laugh with friends and family. She is passionate about Christian education and loves 6th grade!
Elisa Nyenhuis considers it a privilege to be on Maranatha’s staff as the Facility and Events Coordinator. In 2014, she graduated from The Master’s University in Santa Clarita, CA, with a B.A. in Liberal Studies and a double minor in Bible and History. She met her husband, Collin, as a student at TMU and they have been married for four years. After graduating, she was hired in The Master’s University Online department, first as an Administrative Coordinator and later as an Academic Counselor. Most recently, she was the Connections Director of Emmanuel Baptist Church in Mount Vernon, WA. She and her husband are thankful to be back home in sunny California now and for the opportunities God has provided! Psalm 73:25-26 has been her favorite verse and anchor throughout her life.
Mrs. Robyn Ralston is a proud graduate of UC Davis where she met her husband. She started her career in the publishing industry where she pursued jobs in San Francisco and New York City. After settling into a job at a firm in San Diego, the Lord began to stir in her heart a desire to teach. After marrying her husband, Bill, they moved to Orange County where he pursued a graduate degree, and she earned her teacher's credential. She began teaching at a private school called Mariners Christian School until she left the classroom to raise her two boys. The Lord moved Robyn and her family down to San Diego to be near her family where she homeschooled her boys for many years. And when God called her family to Maranatha, first as a school for her boys, and then as the opportunity to continue to work with the homeschooling community in the position of Eagle Academy Coordinator she was thrilled for His opportunities. Robyn is excited to invest in the community at MCS.
Mrs. Reycasa (or Miss Roxy as the students and parents call her) has been answering phones and welcoming visitors at MCS since August 2007. She is also in charge of purchasing all office supplies and keeping the school well-stocked in the Resource Room. She has served at Maranatha Chapel in Children’s Ministry for many years. She loves spending time with her “Ohana” (which means family in Hawaiian) and enjoys everything related to her Hawaiian heritage. God has placed her at MCS to spread the Love of Jesus to all who enter!
Mrs. Rupp began as a Teacher’s Assistant for 5th grade in 2010, as well as taught Bible and Art during the summer program that year. She moved into the Front Office position in 2012, where she enjoyed assisting MCS families every day. Recently, she has transitioned to the Admissions Assistant and looks forward to contributing to the growing MCS community. After completing several pre-nursing courses at the University of Kansas, she moved to San Diego and earned her B.A. in Psychology from San Diego State University. Mrs. Rupp worked as a pharmaceutical representative before becoming a full-time mom to her son and daughter, both of whom are current students at MCS. Hiking, traveling, reading and playing the piano are a few of her favorite pastimes. She feels it is a true blessing to be a part of the MCS family and finds joy fellowshipping with such wonderful people each day.
Mrs. Sager has served the MCS community as the School Nurse since the fall of 2018. Mrs. Sager came to Maranatha with over 10 years of nursing experience and earned her B.S. in Nursing from Point Loma Nazarene University. Her work experience includes Medical/Surgical/Telemetry and ICU at Pomerado Hospital, Neonatal Intensive Care and Pediatric Hematology/Oncology at Rady Children’s Hospital, and Neonatal Intensive Care Resource Nurse for Sharp network. Mrs. Sager has also been able to serve abroad with medical missions to India, Thailand, Cambodia, and disaster relief in Mississippi after Hurricane Katrina. Her experience, skills, and sweet demeanor are a blessing to our students and staff. She is a committed Jesus follower, enjoys teaching the Bible, and encouraging those closest to her in their faith. A verse that has challenged her throughout her life is Zechariah 4:6 reminding her that it is “not by might, nor by power, but by my Spirit,’ says the Lord Almighty.” Mrs. Sager and her husband Beau have been married for nine years and stay busy raising three young boys.
Mrs. Segui joined the MCS staff in 2015 and is the Guidance Coordinator in the College & Guidance Department. She was raised in the Mid-West, then attended college at UCSD, where she received her B.A. degree in Political Science. Mrs. Segui worked in research labs at UCSD for eight years, then moved to Seattle with her family, where she was a stay-at-home mom. While in Seattle, the Lord expanded their family through adoption, and called Mrs. Segui to homeschool her son. She fervently has worked to start and build private school satellite programs (PSP) in two local Christian Schools (MCS included). While also having been in youth leadership for 12 years, serving grades 6 through 12. She is passionate about student outreach and teaching student leadership. Through the years, her family of 5 has been very involved in youth arts programs, martial arts, student ministries, and serving underprivileged populations in San Diego. At MCS she considers it her main mission to help students to discover and pursue their God-given dreams and goals. On the side, she loves exploring the theatrical productions, beautiful beaches, and specialty coffee shops of San Diego!
Mrs. Weisman has been on staff at MCS since 2013. She is blessed to be able to serve as the school’s Teacher’s Assistant Supervisor. Her current role focuses on the well-being of the student body in the areas of behavior and safety, as well as supporting the teaching staff with a high-quality team of teacher’s assistants. She has come full circle in the education realm as she has worked in public schools and colleges, then home educated her 3 children through high school and now works at a private school. She is a strong advocate for teaching children how to become good communicators for Christ. She enjoys Shakespeare, tutoring and coaching forensics. She and her wonderful husband of 30 plus years are co-founders of C.O.N.T.R.O.L. Speech & Debate, whose top-ranked student members have garnered many state & national awards.
Mr. Whitley has served as the Athletic Operations Assistant at MCS since 2016. He teaches Physical Education at the high school and elementary level, and coaches both football and baseball. In 2013, he received a baseball scholarship to attend The Masters University in Santa Clarita where we played college baseball for two years. He also played for Team California, one of the most elite travel baseball organizations in the country, as well as the New York Yankees scout team. He later graduated from Columbia Southern University with a B.S. in Business Administration/Management and is a nationally certified EMT. Coach Whitley loves being able to invest in the young athletes and teach them to serve Christ in all they do. He has been married to his wife Sydney for 2 years and lives in Escondido.
Mrs. Williams joined the MCS staff in 1995 and was hired as a Preschool Teacher's Assistant. Over the years she has had the opportunity to serve as a 5th grade, Junior High, and High School Teaching Assistant, Librarian as well as working in the Admissions office. In 2012, she became the Accounting Clerk and considers it a blessing to be part of the MCS Staff. Diane has been married to Marty for 38 years and has three sons. She loves walking with the Lord, enjoying her family and friends. She also enjoys being in nature, gardening, cooking and reading! Her favorite verse comes from Philippians 1:6, “For I am confident of this very thing He who began a good work will be faithful to complete that good work. He will perfect it until the day of Christ Jesus.”
Ms. Youssi started at Maranatha Christian Schools in April of 2012 as the Executive Assistant to both the Superintendent and Development Director. Shortly thereafter she was also appointed Office Manager where she now fully dedicates her time and talents to the Superintendent and as the MCS Office Manager. She has an extensive background in office administration, with over 18 years of experience as an Executive Assistant in various industries. Before coming to MCS, Amy assisted ministry leaders Victor Marx of All Things Possible Ministries and Pastor Ray Bentley, Senior Pastor of Maranatha Chapel. Amy has two grown daughters who are the apple of her eye, loves the outdoors, good movies, hiking, American History, and photography. Maranatha Chapel has been her home church since 1994, and her favorite verse is Jesus' last words in the Book of Matthew, "…and lo, I am with you always, even to the end of the age.”