{"id":4319425,"url":"https://alion.io/job/martin-marietta-sr-explosives-engineer","title":"Sr Explosives Engineer","company":{"id":16378,"name":"Martin Marietta","domain":"martinmarietta.com","url":"https://alion.io/company/martinmarietta","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Indianapolis, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Microsoft Excel","optional":false}],"status":"live","first_seen_at":"2026-10-22T00:00:00Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-11-14T18:37:36Z","board_verified":true,"closed_at":null,"days_open":23,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":23},"description":"The Senior Explosives Engineer is a member of the Enterprise Explosives Engineering group, which is responsible for delivering expert technical consulting and support for drilling and blasting operations, with a focus on safety, efficiency, and performance. Reporting to the Manager of Drilling and Blasting, this position will closely collaborate with Division Production Management to ensure activities are aligned with the goals and objectives of the Central Division. The duties of the role include supporting the drilling & blasting programs and improving the overall mine-to-mill total cost per ton for both surface and underground operations throughout the Midwestern United States.\nPosition Responsibilities:\nAlign blast layouts and designs with mine plans to achieve targeted KPI’s\n\nMitigate impacts to neighbors and the community through coordination with vendors and site management\n\nUphold drilling and blasting regulations and company policy compliance\n\nTrain, mentor, and provide technical support for the blasters at our underground mines\n\nAdminister KPIs, including drill and blast activities, oversize production, pit equipment cycle times, and crushing plant production rates\n\nManage projects and develop explosives application solutions to improve the production process\n\nPosition Requirements:\nBachelor's degree required - Mining or Explosives Engineering preferred\n\nMinimum 5+ years of Explosives and Mining Operations Experience\n\nStrong personal commitment to safety\n\nComplete knowledge and understanding of MSHA and ATF regulations\n\nAbility to pass ATF background check and obtain Employee Possessor status\n\nExcellent communication skills, both verbal and written\n\nProficient in Excel, Word, and PowerPoint\n\nIn-depth knowledge and experience in both surface and underground aggregates blasting\n\nAbility to work independently to solve complex problems, with minimal guidance\n\nValid Drone Pilot's License preferred\n\nProficiency with 3D blast design software(s) and integration with smart drills preferred\n\nBore Tracking knowledge and experience preferred\n\nKnowledgeable of mine planning software(s) a plus\n\nExplosives product manufacturing and specifications knowledge\n\nFlexibility with hours and changing schedules- 30-50% travel 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