Siem Jobs

This full-time management role leads the Security Incident Response Team for the Americas region within GitLab's global Security Operations department. The position involves overseeing day-to-day team operations, coaching incident response engineers, and serving as the incident commander for high-severity security events. Key responsibilities include driving threat hunting, managing the full incident lifecycle from triage to retrospective, and implementing automation and AI to optimize defensive workflows. The role appeals to leaders who thrive in a remote-first, high-performance culture that values continuous innovation and psychological safety. Candidates will collaborate with cross-functional teams to protect GitLab's infrastructure while benefiting from flexible working arrangements and a mission to transform how the world develops software.

This full-time Cyber Security Engineer role supports mission-critical national security and defense programs for Maximus in San Antonio, Texas. The position requires an active TS/SCI clearance and involves implementing cybersecurity controls, conducting risk assessments, and responding to security incidents within DoD environments. Key responsibilities include performing vulnerability scans, ensuring compliance with RMF and NIST standards, and collaborating with engineering teams to maintain system security. The role appeals to professionals seeking high-impact work in a fast-paced government setting with a focus on accountability and results. Candidates must be available to work onsite five days a week and possess five years of experience with DoD frameworks and security technologies.

This Staff Security Engineer role serves as an Incident Responder within Mozilla's global security team, dedicated to protecting the integrity of products used by millions. The position involves identifying and managing security incidents on a worldwide scale, acting as an incident commander throughout the response lifecycle, and designing automated playbooks for 24/7 operations. Key duties include conducting threat hunting, analyzing threat intelligence, and collaborating with diverse stakeholders to improve detection strategies. The role appeals to candidates seeking to advance a mission-driven culture that prioritizes a secure internet, offering significant autonomy, professional development budgets, and a flexible work arrangement with on-call responsibilities.

This remote Threat Intelligence Lead role at Pratt & Whitney focuses on leading cyber investigations and advancing insider threat detection within the aerospace and defense sector. The position involves conducting complex data exfiltration inquiries, performing digital forensics on endpoints and cloud platforms, and utilizing OSINT to identify external risk indicators. Key responsibilities include validating security alerts, preserving digital evidence with legal defensibility, and collaborating with Legal, HR, and Cyber teams to mitigate risks to sensitive intellectual property. The role is appealing for its direct mission impact in protecting national security programs and offering access to advanced investigative tools. It requires U.S. citizenship and an active Top Secret security clearance, providing a unique opportunity to work at the intersection of intelligence analysis and cybersecurity.

The Investigations Manager role is a remote position within RTX's aerospace and defense division, focusing on leading the enterprise Insider Threat Program. The incumbent manages end-to-end investigations into data exfiltration, policy violations, and counterintelligence matters while collaborating with HR, Legal, and Cybersecurity teams to mitigate risks. Key responsibilities include producing executive-level intelligence briefings, designing security awareness training, and maturing investigative frameworks. This position offers the appeal of protecting critical national security assets within a mature, high-visibility program that blends hands-on analysis with strategic influence. Candidates must hold an active Top Secret security clearance and U.S. citizenship to succeed in this challenging environment.

This onsite role at JLL's Bayer facility in Woodland, California, places a BAS/BMS Technician within the technical services team to manage Priva and ALC building automation systems. The position involves installing, programming, and maintaining sophisticated environmental controls for both traditional building operations and specialized greenhouse environments. Key responsibilities include monitoring temperature and humidity systems, performing preventative maintenance, troubleshooting network communications, and collaborating with facility management to optimize energy efficiency. The role appeals to candidates seeking to work with cutting-edge technology in a supportive culture that prioritizes employee well-being and offers comprehensive benefits. It provides an opportunity to make a tangible impact on facility performance while developing meaningful skills in a dynamic industrial setting.

The Senior Controls Engineer role within the Engineering & Design department at SMT INC focuses on leading automation projects for aerospace and defense manufacturing. Key responsibilities include designing, programming, and commissioning PLC, HMI, and SCADA systems, as well as developing electrical schematics and optimizing equipment performance for high-precision production. The position emphasizes driving lean initiatives, ensuring safety compliance, and mentoring junior engineers within a collaborative team. This opportunity appeals to professionals seeking a results-oriented culture that values continuous improvement and technical growth, offering a stable environment with comprehensive benefits including health insurance and retirement planning.

The Industrial Maintenance Electrician role at Premier Pan supports the nation's leading commercial baking pan manufacturer in Glenwillard, PA. This position focuses on maintaining and enhancing complex electrical and automation systems to ensure production reliability and safety. Key responsibilities include installing and troubleshooting PLCs, HMIs, and motor controls, interpreting technical schematics, and collaborating with engineering teams on continuous improvement initiatives. The role appeals to candidates seeking a stable, family-owned environment with opportunities for professional growth and advancement within a high-volume manufacturing setting. The position operates on a day shift and requires hands-on interaction with production equipment in a dynamic industrial environment.

This Quality Engineer role at Varian Medical Systems focuses on enhancing product and supplier quality performance across the entire product lifecycle. The position involves developing automated dashboards and reporting tools using Power BI and SAP, analyzing complex data to identify trends in non-conformance costs, and leading root cause analysis for quality improvements. Key responsibilities include partnering with cross-functional teams to drive supplier corrective actions, tracking supply chain KPIs, and mentoring engineers on data literacy. The role is appealing due to its impact on global healthcare breakthroughs, a collaborative culture that values diversity and professional growth, and the opportunity to work with advanced analytics in a regulated industry.

This Finance Business Partner role supports the Senior Director of Global Plan & Material within Siemens Healthineers, a global leader in medical technology. The position focuses on embedding financial discipline into production planning, inventory management, and material procurement. Key responsibilities include analyzing inventory KPIs, developing forecasting models to optimize working capital, and providing strategic financial insights to drive cost reduction and operational efficiency. The role appeals to professionals seeking to influence critical business decisions in a fast-paced manufacturing environment while collaborating with cross-functional teams. The company fosters a diverse, inclusive culture that values individual growth and offers flexibility to balance professional and personal development.

This 13-week contract role is for an Interventional Radiology Technologist at a Level I trauma center, focusing on high-acuity patient care within a tertiary hospital setting. The position involves performing complex procedures such as stent placements, embolizations, biopsies, and vascular interventions while utilizing Epic for charting. Key responsibilities include operating C-arm and ultrasound equipment, managing patient safety during invasive procedures, and floating to OR suites as needed. The role offers a collaborative environment with opportunities to work on advanced oncology and aortic interventions. Scheduling includes day shifts with flexible 4x10 or 5x8 options and occasional call duties. The facility provides a closer parking spot for on-call staff and supports professional growth through exposure to diverse, high-complexity cases.

This onsite Senior ECAD Board Layout Engineer role is based in Tucson, Arizona, within a team dedicated to developing advanced defense technologies. The position involves leading printed circuit board designs from conception to manufacturing, including schematic capture, component placement, and routing for rigid, flex, and rigid-flex assemblies. Key responsibilities include creating detailed drawings for suppliers, utilizing Siemens Xpedition and BluePrint software, and collaborating with cross-functional engineering groups to ensure producibility and cost efficiency. The role is appealing for its opportunity to work on meaningful, high-impact projects that support national security while fostering a culture of innovation and collaboration. Candidates must hold an active U.S. Secret security clearance and possess extensive experience in RF and multi-layer board design.

This Security Specialist role within ManTech's Safety, Security & Law Enforcement department supports the Defense & Aerospace industry by protecting sensitive systems and information for U.S. intelligence and DoD agencies. Key responsibilities include designing and implementing cyber security controls, monitoring networks for security events, conducting vulnerability assessments, and leading incident response activities. The position requires applying DoD and intelligence community standards to ensure compliance while collaborating with engineering teams to integrate security throughout the system development lifecycle. The role appeals to professionals seeking to advance their careers in a culture of innovation and integrity while safeguarding national security. Candidates will work in classified environments utilizing cutting-edge security technologies and automation. The position requires an active security clearance and offers comprehensive benefits including medical, dental, vision, and retirement plans.

The Information Systems Security Officer role serves as a dual technical architect and compliance steward within the OIM department, bridging cybersecurity architecture with federal governance. Key responsibilities include designing secure-by-design systems, managing the Assessment and Authorization process, and overseeing continuous monitoring of security controls across diverse information systems. The position requires leading risk assessments, maintaining Plans of Action and Milestones, and ensuring strict adherence to NIST and DOE federal mandates. This opportunity appeals to professionals seeking to shape enterprise security strategy while working in a collaborative environment that values resilience and mission-critical protection. The role involves close collaboration with cross-functional teams and offers the chance to influence security culture through training and policy development.

The Mainframe Automation System Programmer role focuses on designing and maintaining automation solutions for z/OS environments to reduce manual effort and enhance operational efficiency. Key responsibilities include developing scripts using Rexx, CLIST, and JCL to automate routine tasks, system recovery, and batch scheduling, as well as building real-time monitoring dashboards for proactive incident remediation. The position requires ensuring strict compliance with audit and security standards while collaborating with operations and application teams to optimize performance. This opportunity appeals to professionals seeking to modernize legacy systems through DevOps practices and automation frameworks like Ansible for z/OS, offering a chance to drive significant efficiency gains in a critical infrastructure environment.

This on-site Digital Design Engineer role within the Effector Digital Products department in Tucson, AZ, focuses on designing digital electronics circuits for missile guidance and signal processing systems. The position requires a cleared professional with eight years of experience to lead the development of complex circuit card assemblies using FPGAs, processors, and high-speed interfaces. Key responsibilities include translating design concepts into complete hardware solutions, performing simulation and verification, and managing the transition from development to production. The role offers the opportunity to work with cutting-edge technology in a collaborative, multi-disciplined team environment while contributing to critical defense applications.

This full-time Manufacturing Maintenance Technician III role supports the production of high-quality components for implantable medical devices at Medtronic's Brooklyn Center facility. The position involves maintaining, troubleshooting, and repairing semi-automated and automated equipment, including robotics, PLCs, and vision inspection systems, while ensuring high uptime and driving key performance indicators. Key responsibilities include performing preventive maintenance, diagnosing failures, and leading continuous improvement initiatives. The role appeals to candidates seeking to contribute to a mission-driven organization that alleviates pain and extends life, offering a collaborative culture focused on professional growth and cross-functional teamwork. This is an onsite position requiring a minimum of five days per week on-site to foster in-person innovation and engineering excellence.

This on-site role within the Managed IT Services division at Pacific Office Automation involves serving as a trusted technical advisor for a portfolio of clients. The position requires managing client relationships, aligning IT strategies with business goals, and collaborating with internal teams to ensure effective technology utilization. Key responsibilities include developing technology roadmaps, conducting executive-level business reviews, and translating complex technical concepts into actionable business solutions. The role is appealing due to the company's strong commitment to employee growth, offering extensive training and certification opportunities in a collaborative environment. It provides a stable career path with a supportive culture that values diverse perspectives and long-term employee success.

The Field Service Technician role involves providing global repair, maintenance, and installation services for Uniloy blow molding equipment. Key responsibilities include troubleshooting mechanical and hydraulic systems, assembling new machinery, conducting quality tests, and performing preventative maintenance on customer sites. The position requires extensive travel within the United States and internationally, necessitating a valid passport and driver's license. This opportunity appeals to self-starters with strong technical skills who enjoy a dynamic environment where they can solve complex engineering problems and work with advanced industrial technology. The role offers the chance to cross-train on new technological advances while maintaining a focus on safety and customer satisfaction.

The DCIM Engineer II role manages and administers Electric Power Monitoring and Building Management Systems within QTS data centers. Key responsibilities include ensuring system reliability, configuring applications for new deployments and retrofits, maintaining documentation, and coordinating field work with contractors. The position offers the opportunity to work on sophisticated infrastructure platforms that support critical facility operations. The role appeals to engineers seeking a strategic environment where they can align technical innovation with business objectives. While primarily on-site, the position requires up to 25% travel to other facilities and involves flexible hours with on-call duties for emergency support.

The Electrical Engineer III role is a senior individual contributor position focused on designing and supporting electrical power systems and machine controls for drilling equipment. Key responsibilities include developing low and medium voltage power distribution systems, creating control hardware architectures for heavy machinery, and leading technical reviews and mentoring for junior staff. The engineer ensures compliance with global safety standards while coordinating with cross-functional teams on system validation and commissioning. This position appeals to candidates seeking technical leadership opportunities within a collaborative environment that values system-level thinking and operational excellence. The work arrangement is primarily office-based with periodic travel to manufacturing sites and customer facilities for troubleshooting and project support.

The Electrical Engineer III role at Nabors is a senior-level position focused on designing and supporting electrical power systems and machine controls for drilling equipment within a global energy technology company. Key responsibilities include developing low and medium voltage power distribution systems, creating control hardware architectures for heavy machinery, and leading technical deliverables while mentoring junior engineers. The role requires coordinating with cross-functional teams to ensure system integration, validating designs through commissioning activities, and providing expert support for complex field troubleshooting. This position appeals to candidates seeking to innovate the future of energy in a collaborative environment that values technical leadership and operational excellence. The work arrangement is primarily office-based with periodic travel to manufacturing sites and customer facilities for project support and testing.