Archarithms Inc

Role Description CACI’s growing Agile Digital Solutions Operating Group is searching for an SAP Business Analyst supporting the modernization and transformation of a large portfolio of enterprise business solutions used by the National Aeronautics and Space Administration (NASA). The candidate will be part of a team where complex problem solving and communication skills are critical to success. Responsibilities - Document functional gaps, process deltas, requirements, and remediation strategies. - Review SAP Simplification Items and advise on impacts to NASA’s business processes. - Identify opportunities for process optimization and S/4HANA standardization. - Develop and maintain detailed process maps for “As Is” and “To Be” state. - Collaborate with stakeholders to validate future-state design and confirm alignment with federal financial standards (USSGL, IPAC, GTAS, Treasury reporting). - Translate business requirements into functional specifications for configuration, development, and reporting. - Coordinate across functional, technical, and security teams to ensure an integrated solution design. - Identify S/4HANA changes required for interface remediation, API adoption, and modernization opportunities. - Validate end-to-end functional behavior across interfacing systems during testing cycles. - Contribute to updates of SOPs, job aids, training content, and end-user documentation to support change management and adoption. Qualifications - 8 or more years of SAP experience supporting SAP Security in a Public Sector environment. - Bachelor’s degree in Computer Science, Software Engineering, Information Management Systems or a related discipline. Equivalent professional experience will be considered in lieu of degree. - Must be able to obtain and maintain a NASA Public Trust background investigation. Desired - Experience supporting NASA programs. - Experience with SAP Activate Methodology.

Role Description This position’s primary role will be representing the SE&IT by supporting MDA/DE-SEA (Enterprise Analysis & Technical Innovation) and its role within the MDA Joint Analysis Team (JAT). In the test analyst role, the candidate will perform Missile Defense System (MDS) performance analysis of test data generated primarily by the MDA Ground Test (HWIL) program. - Support analysis of MDA Flight Test program events and Real World Event data. - Develop approaches and tools to support System-level and Element-level performance analysis on the complex Missile Defense System (MDS). - Produce analysis results and inputs to the official SEA test reporting products and for presentation during data reviews. - Present analysis results on behalf of the SEA customer. - Work with associated Systems Engineering (SE) teams, Test Organizations, Warfighters, and Element Program focals to ensure MDS tests meet technical intent, system capabilities, and behaviors. - Develop, utilize, and present analytical products to assess strategic and/or theater/regional element system level performance of the MDS in ground test and flight test events. - Perform analysis on all elements of the MDS, with a focus on System-Level behaviors. Qualifications - Degree in engineering classification, mathematics, or physics: Bachelor’s, Master’s, or PhD. - Secret DoD Clearance. - Mid Level. Requirements - Knowledge of analytical approaches and demonstrated analytical skills and discipline. - Proficiency in using analytical tools that assess the system level performance of the MDS kill chain including: - Sensor acquisition, tracking, and discrimination. - Battle manager engagement planning. - Warfighter interaction and engagement coordination with other MDS systems. - Interceptor acquisition, tracking, and discrimination. - Able to work independently as well as part of a geographically distributed team. - Demonstrated capabilities in data scientist positions and the ability to develop tools to support analytical tasks. - Desire to learn about MDS elements and apply an understanding of element behavior to a System-Level analytical perspective. - Ability to analyze the MD Skill chain. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives. Company Description Arcarithm is an Equal Opportunity employer and all qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. Arcarithm participates in E-Verify.

Role Description The Monitoring and Reporting Analyst performs all procedures necessary to ensure the safety of information systems assets and to protect systems from intentional or inadvertent access or destruction. Responsibilities include: - Provide continuous monitoring, identification, and reporting of vulnerabilities (zero day, CVE, IAVM) of the Enterprise utilizing Cybersecurity and logging tools such as HBSS, ACAS, IDS, IPS, and SIEM logging solutions. - Report, document, and verify closure of Cybersecurity and compliance findings. - Communicate with external Intel & Cyber Teams. - Monitor and analyze network and client-based intrusion detection tools to identify security issues for remediation. - Tune Intrusion Detection & Prevention tools. - Recognize potential, successful, and unsuccessful intrusion attempts and compromises through the review, analysis, & correlation of relevant event detail and summary information. - Evaluate boundary change requests and assess organizational risk. - Provide primary operational support for security events and alerts. - Perform Computer Security Incident Response activities for a large organization and coordinate with other government agencies to identify, respond, & report incidents. - Perform evidence collection, document incidents, and communicate with internal and external teams. - Prepare incident reports of analysis methodology and results. - Submit threat indicators collected during analysis. - Design and maintain security playbooks and standard operating procedures. - Coordinate and communicate shift handovers and incident documentation across a continuously staffed team. - Communicate alerts to agencies regarding intrusions and compromises to their network infrastructure, applications, and operating systems. - Assist with implementation of countermeasures or mitigating controls. - Conduct regular audits to ensure systems are being operated securely, and information systems security policies and procedures are being implemented as defined in security plans. - Safeguard the network against unauthorized infiltration, modification, destruction, or disclosure. - Participate in evaluation, implementation, and troubleshooting of new Cybersecurity tools. - Maintain current knowledge of relevant technologies, understanding of the threat landscape and emerging security threats. - Research, evaluate, test, communicate, and implement new security software or devices. - Conduct routine investigations of information systems security violations and incidents, reporting as necessary to management. - Implement, enforce, communicate, and develop security policies or plans for data, software applications, hardware, telecommunications, and information systems security education/awareness programs. - Ensure the integrity and protection of networks, systems, and applications. - Perform periodic and on-demand system audits and vulnerability assessments of user accounts, application access, file system and external Web integrity. - Work with teammates to enhance skills to strengthen and enhance capabilities. - Ensure compliance with regulations and privacy laws. - Administer Cybersecurity tools dedicated to area of responsibility. - Maintain Cybersecurity tool compliance with vulnerability & policy requirements. Qualifications - Must hold an active DoD Secret Security Clearance. - Bachelor Degree with 5 years related experience. - IAT Level III Certification. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives.

Role Description The successful candidate will work as a team member to develop and utilize simulations and models. Responsibilities include: - Evaluating tools, technologies, architectures, models, and test results. - Heading meetings regarding AI with external parties and internal business-embedded innovation teams. - Collaborating with lead engineers to define subsystem requirements and acceptance criteria. The AI Engineer is responsible for designing, developing, testing, and maintaining artificial intelligence (AI) systems and applications. General responsibilities include: - Designing and implementing machine learning models using various programming languages such as Python, R, Java, JavaScript, or C++. - Collaborating with data scientists to develop algorithms for training AI models. - Conducting research on new technologies in the field of AI and applying them to improve existing systems. - Optimizing AI models for performance, scalability, and efficiency. - Integrating AI solutions into various software applications or platforms. - Collaborating with cross-functional teams such as product managers, UX designers, and data analysts to ensure the successful deployment of AI projects. - Ensuring that AI systems are secure, reliable, and adhere to ethical guidelines. - Staying up-to-date on industry trends and best practices in AI development. - Providing technical guidance and mentorship to junior engineers or interns. - Documenting code, models, and processes for future reference and collaboration with other team members. - Performing other related duties as required. Qualifications - BS Degree: AI Engineers candidates should hold a Bachelor's or Master's Degree in Computer Science, Electrical Engineering, Mathematics, Statistics, Robotics, Artificial Intelligence, Machine Learning, Data Science, or related technical field from an accredited university. - 1 to 3 years of relevant experience or any equivalent combination of relevant education and experience. - Current U.S. Citizenship is required. - DoD Secret security clearance. - Strong written and verbal communication skills. - Strong Microsoft Office skills. Company Description Arcarithm is committed to investing in our employees by offering comprehensive health insurance options, a generous 401K plan, competitive salaries, continuous career growth opportunities, flexible schedules including remote work, mentoring, and performance incentives. We are located in beautiful, downtown Huntsville, AL, one of the fastest growing cities in the U.S.! We cultivate and foster an environment of integrity, open communication, work-life balance, and career development. We are excited to continue to change and improve the world through innovation and technology!

Role Description The System Engineering & Integration Team (SE&IT) is seeking a Systems Engineer to join the System Design and Requirements Capability team in Huntsville, AL. The successful candidate will support cross-functional teams to develop system level architecture and requirements to influence Missile Defense Agency (MDA) incremental capability. The candidate will use Model Based Systems Engineering (MBSE) to evaluate architectural impacts through functional and behavior analysis for the defeat of conventional and advanced Threats (i.e., ballistic, aero-maneuvering, hypersonic, hyper-glide, countermeasures, etc.) systems within the MDA mission areas. Qualifications - Degree in engineering classification, mathematics or physics: Bachelor’s, Master’s or PhD. - Secret DoD Clearance. Requirements - Collaborate in an MBSE environment to develop system-of-systems requirements via system/component trade studies and analysis. - Lead the development of Change Notices (CNs) to MDA’s system specification to include functional, interface and performance requirements, architectural models, and interface definitions. - Support Trace verification from System to Element level requirements. - Develop and deliver products (i.e., technical briefings, CNs) to support internal and MDA stakeholder reviews. - Demonstrate a technical background in architecture development, functional decomposition and/or allocation of requirements (performance, functional and interface definition) with system-modelling tools. - Prior experience with use of MSOSA (Cameo), DOORS and/or demonstrated knowledge in any of the MDA domain areas; including Aegis Weapon System, Ground-based Midcourse Defense (GMD), Glide Phase Intercept (GPI), Hypersonic and Ballistic Tracking Space Sensor (HBTSS), Fire Control, C2BMC, MDS sensors (EO/IR/RF). - Ability to think critically and capture concepts in papers, presentations, and discussions. - Good communication/presentation skills and capability of working both independently and within a small team environment. - Work in close coordination with the customer. Desired Skills - Demonstrated experience modeling (architecture) or simulating missile defense applications or similar domains (air combat, air defense, intercept of ballistic targets, intercept of non-ballistic targets, space vehicles, sub-orbital mechanics, etc.). - Knowledge of ballistic and advanced threat systems (i.e., aero-maneuvering, hypersonic, hyper-glide, countermeasures, etc.). - Modeling and analysis experience in aspects of the missile defense system (e.g., Aegis Weapons Systems, Ground-based Midcourse Defense (GMD), Glide Phase Intercept (GPI), Hypersonic and Ballistic Tracking Space Sensor (HBTSS), Fire Control, C2BMC, missile defense sensors (EO/IR/RF), kill vehicles, interceptors, countermeasures). - Systems engineering experience with large, complex systems. - Experience with Atlassian tools (JIRA and Confluence) is beneficial. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives. Company Description Arcarithm is an Equal Opportunity employer and all qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. Arcarithm participates in E-Verify.

Role Description NASA’s Identity, Credential, and Access Management (ICAM) is seeking a contractor to join its software developers to create and maintain custom developed solutions. This role will specifically be supporting ICAM’s IdMAX (Identity Management and Access Exchange), NAMS (NASA Access Management), custom container applications, and integrations. These solutions predominantly utilize Spring Boot and JAVA. - The developer will be responsible for understanding functional and technical system requirements. - Designing and implementing applications. - Handling deployments. - Working closely with the operational support team on testing, troubleshooting, and providing Tier 3 operational support as needed for delivered solutions. - Working under the general supervision of the development lead, an experienced mentor, in an agile team environment. Qualifications - BS/BA Degree in Computer Science is preferred but other IT-related degrees will be considered as well. - Junior to Mid – Less than 4 years of related work experience. Requirements - Proficiency in Javascript, including server-side and client-side scripting. - Experience working in ITIL/Agile environment. - Experience with technical documentation, story refinement, and tracking coded changes. - Strong Problem-Solving and analytical skills. - Strong communication and collaboration abilities in an Agile development and able to operate independently. Benefits - Comprehensive health insurance options. - A generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives.

Role Description Arcarithm is currently seeking a Cyber Security Specialist to support the modernization and transformation of a large portfolio of enterprise business solutions used by NASA. The candidate will be part of a team where complex problem solving and communication skills are critical to success. - Translate functional specifications into SAP role design. - Design of SAP security roles to meet business requirements. - Technical role, user and authorization management for SAP Systems. - Segregation of Duties conflict remediation related projects, including customized transaction technical validation. - Map client business requirements, processes, and objectives; develop necessary product modifications to satisfy clients' needs. - Provide subject matter expertise and technical direction to clients and Agency stakeholders. - Work closely with customers, business analysts, and other team members to understand, transform, and implement the Agency’s business requirements into flexible Business Processes. - Communicate technical and business issues/solutions to all levels of individuals, including managers, directors, and executives. - Provide day-to-day sustainment support related to ongoing operations to ensure continued system reliability and performance. Qualifications - 2 or more years of SAP experience supporting SAP Security in a Public Sector environment. - Deep understanding of SAP authorization concepts. - Knowledge of Segregation of Duties (SOD) with an understanding of business processes and applicable mitigating controls. - Experience in maintaining GRC risk library, roles and authorizations (R/3/ECC, BW4HANA, S4HANA), user administration. - Proficient with GRC (10.1/12.0) configuration. - Firefighter configuration and maintenance. Requirements - Bachelor’s degree in Computer Science, Software Engineering, Information Management Systems, or a related discipline. Equivalent professional experience will be considered in lieu of degree. - Must be able to obtain and maintain a NASA Public Trust background investigation. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives.

Role Description The System Engineering & Integration Team (SE&IT) is seeking a Responsible Systems Engineer (RSE) to join the System Design and Requirements Capability team in Huntsville, AL. The successful candidate will: - Lead cross-functional teams to develop system level architecture and requirements to influence Missile Defense Agency (MDA) incremental capability. - Use Model Based Systems Engineering (MBSE) to evaluate architectural impacts through functional and behavior analysis for the defeat of conventional and advanced threats (i.e., ballistic, aero-maneuvering, hypersonic, hyper-glide, countermeasures, etc.) systems within the MDA mission areas. Qualifications - Degree in an engineering classification, mathematics, or physics: Bachelor’s, Master’s, or PhD. - Minimum of 10-20 years of increasingly responsible Systems Engineering experience. Requirements - Active and transferable DoD security clearance with current investigation at the required level. - Ability to maintain the required clearance. - Collaborate in an MBSE environment to develop system-of-systems requirements via system/component trade studies and analysis. - Lead the development of Change Notices (CNs) to MDA’s system specification, including functional, interface, and performance requirements. - Support Trace verification from System to Element level requirements. - Develop and deliver products (i.e., technical briefings, CNs) to support internal and MDA stakeholder reviews. - Strong technical background in architecture development, functional decomposition, and allocation of requirements (performance, functional, and interface definition) with system-modelling tools. - Prior experience with MSOSA (Cameo) and DOORS. - Demonstrated knowledge in any of the MDA domain areas, including Aegis Weapons Systems, Ground-based Midcourse Defense (GMD), Glide Phase Intercept (GPI), Hypersonic and Ballistic Tracking Space Sensor (HBTSS), Fire Control, C2BMC, MDS sensors (EO/IR/RF). - Ability to think critically and capture concepts in papers, presentations, and discussions. - Good communication/presentation skills and capability of working both independently and within a small team environment. - Work in close coordination with the customer. Desired Skills - Demonstrated experience modeling or simulating missile defense applications or similar domains (air combat, air defense, intercept of ballistic targets, intercept of non-ballistic targets, space vehicles, sub-orbital mechanics, etc.). - Knowledge of ballistic and advanced threat systems (i.e., aero-maneuvering, hypersonic, hyper-glide, countermeasures, etc.). - Modeling and analysis experience in aspects of the missile defense system (e.g., Aegis Weapons Systems, Ground-based Midcourse Defense (GMD), Glide Phase Intercept (GPI), Hypersonic and Ballistic Tracking Space Sensor (HBTSS), Fire Control, C2BMC, MDS sensors (EO/IR/RF), kill vehicles, interceptors, countermeasures). - Systems engineering experience with large, complex systems. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives. Company Description Arcarithm is an Equal Opportunity employer and all qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. Arcarithm participates in E-Verify.

Role Description We are seeking a Release Train Engineer for the MASC-F program to facilitate PI planning, manage risks, and drive process improvements across the OSF Release Train. The ideal candidate will possess a Secret clearance, software engineering experience in the defense industry, and a strong ability to leverage Agile tools to guide teams through the full product lifecycle. Responsibilities include but are not limited to the following: - Facilitate the Program Increment planning events and readiness for events across the program - Maintain metrics, analysis, and reports on the health, performance and flow of the OSF Release Train - Proactively manage and resolve risks and dependencies on the OSF Release Train - Escalate and track blocking issues and impediments to progress, coordinate with leadership help to remove as needed - Coordinate with technical and program leadership to refine processes and drive improvements - Facilitate system demos, scrum of scrums, and other OSF Release Train events as designated - Guide growth of Scrum Masters on the OSF Release Train Qualifications - At least 3+ Years of RTE experience - Software engineering / Project engineering experience working within the defense industry - Experience using Agile Lifecycle Management tools (e.g. Jira, VersionOne, Rally, etc.) - Strong prioritization skills; ability to focus on what drives the most value - Strong communication skills, both verbal and written; ability to communicate effectively at all organizational levels - Ability to leverage and implement agile patterns in support of a disciplined engineering context - Familiarity with product and release lifecycle from requirements development to retirement - Ability to decompose features into user stories - Experience with git and git based repository systems (e.g. Gitlab, Bitbucket, etc.) - Secret clearance Requirements - Must have an active and transferable DoD security clearance with current investigation at the required level - Must be able to maintain the required clearance Benefits - Comprehensive health insurance options - Generous 401K plan - Competitive salaries - Continuous career growth opportunities - Flexible schedules including remote work - Mentoring and performance incentives

Role Description We are seeking an enthusiastic and highly organized Entry-Level HR Generalist to join our team. This role is ideal for a candidate with 0-2 years of experience who is eager to build a career in Human Resources. This position will support the day-to-day operations of the HR department, focusing on providing excellent service, ensuring compliance, and contributing to a positive employee experience. Qualifications - 0–2 years of relevant experience in a Human Resources, administrative, or office management role. An internship in HR is a plus. - Bachelor's degree in Human Resources, Business Administration, or a related field. - Strong organizational and time management skills with keen attention to detail. - Excellent verbal and written communication skills. - Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint). - Basic understanding of HR principles and employment laws is beneficial. - Experience with an HRIS system ADP is a plus. Requirements - Maintain accurate and up-to-date employee records in compliance with company policies and legal requirements. - Process HR paperwork, including new hire documentation, status changes, and terminations. - Generate standard HR reports (e.g., headcount, turnover). - Assist with the onboarding process for new hires, including conducting background checks, preparing welcome packets, and coordinating first-day logistics. - Support the talent acquisition team by posting job descriptions, scheduling interviews, and communicating with candidates. - Ensure all Employee data is correctly stored and benefits reflect accurately. - Act as a first point of contact for basic employee questions regarding benefits, HR policies, and procedures. - Assist in coordinating company events, wellness programs, and employee recognition initiatives. - Help communicate HR policies and updates effectively to employees. - Assist in ensuring compliance with federal, state, and local employment laws. - Support the coordination of company-wide mandatory training programs. - Input and audit data within the Human Resources Information System (HRIS) to ensure integrity and accuracy. Benefits - Comprehensive health insurance options. - Generous 401K plan. - Competitive salaries. - Continuous career growth opportunities. - Flexible schedules including remote work. - Mentoring and performance incentives.