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767 communication specialist jobs at 357 companies in O'Fallon, MO

2mo
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Communications Specialist
Kansas City or St. Louis
$55k-$60k/yr HybridFull Time
Missouri Workers Center
Missouri Workers Center: A labor rights organization advocating for worker power in Missouri.
Implements communications strategy across digital and traditional media: creates social, email, SMS, and web content; writes press materials; builds media relationships; trains workers; produces graphic, photo/video content; uses basic HTML/CSS and EveryAction.
EveryAction, HTML, CSS
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3mo
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Digital Media Specialist (St Louis, MO, US, 63122-3538)
St. Louis, Missouri, United States
OnsitePart Time
Archdiocese of St. Louis
Archdiocese of St. Louis: Providing religious leadership, education, and community social services.
Part-time digital media specialist with social media, photography, and video production; 8-10 hours/week; practicing Catholic; collaborative with communications team.
Canva, Adobe Creative Suite
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1mo
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Corporate Communications Specialist, Mid
St. Louis, Missouri, United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
6+ YOETS/SCI clearance required; bachelor’s + 6+ years (or 8+ without degree) in strategic communications, strong writing and editing, research and interview experience, newsletter/publication production, and metrics analysis.
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1mo
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Corporate Communications Specialist, Mid
St. Louis, Missouri, United States
$55k-$126k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOEDevelop and deliver written communications, feature articles, newsletters, briefings, and strategic communication plans; active TS/SCI clearance required; 6+ years communications experience (or 8+ without degree).
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2w
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Communications Specialist Series - St. Louis District
Chesterfield, Missouri, United States
$53k/yr OnsiteFull Time
Missouri Department of Transportation
Missouri Department of Transportation: A state government providing public services and maintaining transportation infrastructure.
4+ YOEBachelor's degree in communications, journalism, marketing, or related field, or four years of communications experience. Requires occasional statewide travel.
website
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2w
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Communications Specialist Series - St. Louis District
Chesterfield, Missouri, United States
$53k/yr OnsiteFull Time
Missouri Department of Elementary and Secondary Education
Missouri Department of Elementary and Secondary Education: State agency overseeing education programs and standards in Missouri.
4+ YOEBachelor's in communications/journalism/marketing or four years communications experience; occasional statewide travel; entry to senior level based on skills.
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2w
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Stewardship Specialist
St. Louis, Missouri, United States
OnsiteFull Time
Missouri Botanical Garden
Missouri Botanical Garden: Operates botanical gardens for research, education, and plant conservation.
3+ YOE3+ years related development or nonprofit/office experience; advanced data entry, donor stewardship, event support, strong writing, customer service, and attention to detail required; Bachelor’s preferred, high school required.
Microsoft Word, Microsoft Excel, Microsoft Outlook, PowerPoint, Tessitura
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2w
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Communications Specialist 2026-2027
University City, Missouri, United States
OnsiteFull Time
School District of University City
School District of University City: Operates public K-12 schools and educational programs.
Skilled writer with experience in social media, web content, graphic design, event coordination, and stakeholder engagement; ability to work evenings/weekends and provide writing/design samples.
Finalsite, SchoolMessenger, Parent Square, Google Suite, Adobe Suite, In-Design, Photoshop, Illustrator, Canva, Diligent, Zoom, Facebook, Twitter, Instagram
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3w
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Public Information Specialist
Olivette, Missouri, United States
OnsiteFull Time
Donald Danforth Plant Science Center
Donald Danforth Plant Science Center: Independent nonprofit research institute specializing in plant science.
3+ YOEDraft and pitch press releases, manage journalist relationships, coordinate research announcements, serve as spokesperson; bachelor\u0002s degree and 3-5+ years in PR/journalism/communications.
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1mo
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Editorial Specialist, Student Employee
St. Charles, Missouri, United States
$15/hr OnsitePart Time
Lindenwood University
Lindenwood University: Private university providing undergraduate and graduate degree programs
Currently enrolled Lindenwood student in good academic and financial standing; strong editorial, verbal and written communication; leadership; able to sit for extended periods and lift up to 50 lbs; available for on-campus scheduled hours (20 hrs/week).
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3mo
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Installer Service Specialist
Hermann, Missouri, United States
OnsiteFull Time
O'Reilly Auto Parts
O'Reilly Auto PartsNASDAQ: ORLY: Retailer of automotive aftermarket parts and professional tools.
Experience as parts specialist, strong mechanical background, good communication; bilingual preferred; ASE certification and multilinguals preferred.
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1mo
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Hospital Services Specialist- Weekday Evenings
Saint Louis, Missouri, United States
FieldFull Time
Mid-America Transplant
Mid-America Transplant: Facilitates life-saving organ and tissue donations for transplants.
Associate's degree or equivalent experience required; bachelor's preferred. Prior marketing/hospital development or health-related experience (1-2 years preferred). Experience with electronic medical records preferred; strong relationship-building and communication skills; knowledge of hospital regulations a plus.
electronic medical records
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6d
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Peer Support Specialist
St. Louis, Missouri, United States
FieldFull Time
The Salvation Army
The Salvation Army: International charity providing social services and disaster relief.
1+ YOERequires high school diploma plus one year of experience or two years without a diploma; Missouri peer specialist credential eligibility, CPR, Class E license, ServSafe, TB testing, vaccine documentation, confidentiality, judgment, and communication skills.
computer
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1w
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QS Document Control Specialist
Hazelwood, Missouri, United States
$23-$34/hr OnsiteFull Time
bioMérieux
bioMérieuxEuronext Paris: BIM: Provides diagnostic solutions for infectious diseases and industrial microbiology.
Bachelor's degree in STEM or related discipline required, or four additional years of relevant experience. Requires two years of quality or document specialist experience in a GMP environment and strong communication and detail skills.
TrackWise Digital, SAP, Microsoft Outlook, Microsoft Teams, Microsoft Word, Microsoft Excel
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Vaccine Sales Specialist St Louis MO
Summit or St. Louis
FieldFull Time
CSL
CSLASX: CSL: Global biotechnology producing plasma-derived and recombinant therapies.
1+ YOEBachelor's degree or equivalent experience, 1–2 years of vaccine or strong B2B experience, 2 years as a Vaccine Sales Specialist, and strong communication and science learning agility.
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1mo
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Vaccine Sales Specialist St Louis MO
Summit or St. Louis
RemoteFull Time
CSL
CSLASX: CSL: Global biotechnology developing and manufacturing protein-based therapies and vaccines.
2+ YOEBachelor's degree or equivalent experience; 1–2 years vaccine or strong B2B experience and ~2 years as a vaccine sales specialist; strong communication and science learning agility.
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2mo
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Marketing Specialist
Saint Louis, Missouri, United States
OnsiteFull Time
Forest Park Forever
Forest Park Forever: Private nonprofit conservancy managing and restoring Forest Park.
3+ YOEBachelor's degree or equivalent experience; 3+ years marketing/communications experience; proven communications planning, social media and web CMS proficiency; Microsoft Office and Adobe Creative Cloud familiarity; strong written/verbal communication, organization, and interpersonal skills.
Microsoft Office, Adobe Creative Cloud
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5d
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Commercial Specialist
Jerseyville, Illinois, United States
$16-$17/hr OnsiteFull Time
AutoZone
AutoZoneNYSE: AZO: Retailer and distributor of automotive replacement parts and accessories.
Requires customer service and communication skills, multitasking ability, billing, inventory and delivery familiarity, a valid driver's license with clean record, and English and Spanish communication skills.
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4w
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Marketing Specialist
St. Louis, Missouri, United States
HybridFull Time
Lawrence Group
Lawrence Group: Provides architectural design, interior design, and construction services.
5+ YOEBachelor's degree in business, marketing, or communications plus 5 years marketing experience; construction marketing experience desired; proficiency in Adobe InDesign and CRM; strong writing and technical communication skills.
Adobe InDesign, CRM
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3mo
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Recreation Specialist
Wentzville, Missouri, United States
OnsitePart Time
SSM Health
SSM Health: Provide medical services through hospitals and outpatient clinics.
Bachelor's degree in Behavioral Health or related field; no experience required; weekend availability; strong communication and documentation skills.
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