Senior System Engineer

Innovative Systems & Solutions | Full time - Hybrid Annapolis Junction, United States | Posted on 03/17/2026 Innovative Systems & Solutions (ISS) works with a wide spectrum of talent to establish an atmosphere that stimulates creativity, constant progress, and achievement. At ISS, you will have the chance to immediately impact government transformation and our clients' missions by offering information solutions and services to Federal and Department of Defense (DoD) customers. Employees at ISS can look forward to exciting career opportunities. Job Description About the Role Analyzes user’s requirements, concept of operationsdocuments, and high-level system architectures to develop system requirementsspecifications. Analyzes system requirements and leads design and developmentactivities. Guides users in formulating requirements, advises alternativeapproaches, and conducts feasibility studies. Provides technical leadership forthe integration of requirements, design, and technology. Incorporates newplans, designs and systems into ongoing operations. Develops technicaldocumentation. Develops system Architecture and system design documentation.Guides system development and implementation planning through assessment orpreparation of system engineering management plans and system integration andtest plans. Interacts with the Government regarding Systems Engineeringtechnical considerations and for associated problems, issues or conflicts.Ultimate responsibility for the technical integrity of work performed anddeliverables associated with the Systems Engineering area of responsibility.Communicates with other program personnel, government overseers, and seniorexecutives. Key Responsibilities DevelopingInfrastructure As Code and scripting to automate tasks, provision managedservices, and build tools. Popular programming languages for DevOpsengineers include Terraform, Ansible, and Python. Install,configure, and provide performance tuning utilizing: Kubernetes and cloudnative logging and metrics collection tools (i.e. Elasticsearch,Grafana/Prometheus). ManagingGitlab CI/CD pipelines to automate building, testing, and deploying codeutilizing GitLab runners and Argo CD. Managingcommercial cloud computing platforms (AWS).Communication andcollaboration: DevOps is a team-oriented discipline. Engineers need to beable tocommunicate and collaborate effectively with other teammembers, as well as with stakeholders. Requirements Qualifications Twenty(20) years-experience as a SE in programs and contracts of similar scope,type and complexity is required. Demonstrated experience in planning andleading Systems Engineering efforts is required.Bachelor’s degree inSystem Engineering, Computer Science, Information Systems, EngineeringScience,Engineering Management, or related discipline from an accreditedcollege or university is required. Five (5)years of additional SEexperience may be substituted for a bachelor’s degree. Contributeto the development of sections of systems engineering documentation suchas SystemEngineering Plans, Initial Capabilities Documents, Requirementsspecifications, and Interface Control Documents Managesystem requirements and derived requirements to ensure the delivery ofproduction systems that are compatible with the defined systemarchitecture(s) – Department of Defense Architecture Framework(DoDAF),Service-oriented Architecture (SOA), etc Assistwith the development of system requirements, functional requirements, andallocation of the same to individual hardware, software, facility, andpersonnel components Coordinatethe resolution of action items from Configuration Control Board (CCB)meetings, design reviews, program reviews, and test reviews that requirecross-discipline coordination Participatein an Integrated Product Team to design new capabilities based uponevaluation of all necessary development and operational considerations Participatein the development of system engineering documentation, such as SystemEngineering Plans,Initial Capabilities Documents, RequirementsSpecifications, and Interface Control Documents Participatein interface definition, design, and changes to the configuration betweenaffected groups and individuals throughout the life cycle Allocatereal-time process budgets and error budgets to systems and subsystemcomponents Derivefrom the system requirements an understanding of stakeholder needs,functions that may be logically inferred and implied as essential tosystem effectiveness Derivelower-level requirements from higher-level allocated requirements thatdescribe in detail the functions that a system component must fulfill, andensure these requirements are complete, correct,unique, unambiguous,realizable, and verifiable Generatealternative system concepts, physical architectures, and design solutions Participatein establishing and gaining approval of the definition of a system orcomponent under development (requirements, designs, interfaces, testprocedures, etc.) that provides a common reference point for hardware andsoftware developers Definethe methods, processes, and evaluation criteria by which the systems,subsystems and work products are verified against their requirements in awritten plan Developsystem design solution that satisfies the system requirements and fulfillsthe functional analysis Developderived requirements for Information Assurance Services (Confidentiality,Integrity, Non-repudiation, and Availability); Basic Information AssuranceMechanisms (e.g., Identification,Authentication, Access Control,Accountability); and Security Mechanism Technology(Passwords,cryptography, discretionary access control, mandatory accesscontrol, hashing, key management, etc.) Reviewand provide input to program and contract work breakdown structure (WBS),work packages and the integrated master plan (IMP) Providetechnical direction for the development, engineering, interfacing,integration, and testing of specific components of complexhardware/software systems to include requirements elicitation, analysisand functional allocation, conducting systems requirements reviews,developing concepts of operation and interface standards, developingsystem architectures, and performing technical/non-technical assessmentand management as well as end-to-end flow analysis Implementoperational view, technical standards view, and system and services viewfor architectures using applicable DoDAF standards Developscenarios (threads) and an Operational Concept that describes theinteractions between the system, the user, and the environment, thatsatisfies operational, support, maintenance, and disposal needs Reviewand/or approve system engineering documentation to ensure that processesand specifications meet system needs and are accurate, comprehensive, andcompleteConduct quantitative analysis in non-functional system performanceareas like Reliability, Maintainability,Vulnerability, Survivability,Producibility, etc.) Establishand follow a formal procedure for coordinating system integrationactivities among multiple teams, ensuring complete coverage of allinterfaces Captureall interface designs in a common interface control format, and storeinterface data in acommonly accessible repository Preparetime-line analysis diagrams illustrating the flow of time-dependentfunctions Establisha process to formally and proactively control and manage changes torequirements, consider impacts prior to commitment to change, gainstakeholder buy-in, eliminate ambiguity, ensure traceability to sourcerequirements, and track and settle open actions Assesseach risk to the program and determine the probability of occurrence andquantified consequence of failure in accordance with an approved riskmanagement plan Manageand ensure the technical integrity of the system baseline over time,continually updating it as various changes are imposed on the systemduring the lifecycle from development through deployment and operations& maintenanceIn conjunction with system stakeholders, plan theverification efforts of new and unproven designs early in the developmentlife cycle to ensure compliance with established requirements Supportthe planning and test analysis of the DoD Certification/AccreditationProcess (as well as otherGovernment Certification and Accreditation(C&A) processes) Supportthe development and review of Joint Capability Integration DevelopmentSystem (JCIDS)documents (i.e., Initial Capability Document, CapabilitiesDescription Document, IA Strategy) Providetechnical direction for the development, engineering, interfacing,integration, and testing of all components of complex hardware/softwaresystems to include requirements elicitation, analysis and functionalallocation, conducting systems requirements reviews, developing conceptsof operation and interface standards, developing system architectures, andperforming technical/non-technical assessment and management as well asend-to-end flow analysis Developcomprehensive SOA solutionsDevelop operational view, technical standardsview, and system and services view for architectures using applicableDoDAF standardsConduct and/or approve end-to-end system trade analyses tooptimize system operations over its life-cycle through the proper balanceof non-functional system performance areas Improvestandard integration strategies based upon rationale for previousdecisions that resulted in improved integration performance Fullydefine interfaces in terms of origination, destination, stimulus, and datacharacteristics for software;and electrical and mechanical characteristicsfor hardware Usevalidated models, simulations, and prototyping to mitigate risk and reducecost of system development Developalternative courses of action, workarounds, and fallback positions with arecommended course of action for each risk and monitor and re-evaluaterisks at appropriate milestones. Monitors risks using earned valuemanagement (EVM) data Maintainknowledge of current and evolving agency, national, and internationalstandards applicable to the system development of interest. Apply andenforce use of suitable standards to ensure consistency andinteroperability of developer hardware and software Ensureeffective, periodic review and control of the evolving configuration of asystem, both hardware and software components and associateddocumentation, during the life of the system Serveas a member of the CCBAs a participant within an Analysis of Alternatives(AoA) effort, recommend a preferred solution based on selection criteriaadjusted for reasonableness and validity of assumptions, technologylimitations,environmental impact, and life-cycle costs Developsystem design alternatives that consider life cycle cost, reuse,complexity, risk, system expansion,and growth Clearance Must be a U.S. Citizen and possess an active High-LevelSecurity Clearance to be considered for this position Education Bachelors Degree in Computer Science or Other RelatedDiscipline or High School Diploma with an additional 4+ years of experience Salary Range 255-270,000 salary range provided is a general guideline. ISSI considersseveral factors when determining compensation, including the role’sresponsibilities, candidate experience, education, skills, and current marketconditions. What We Offer ISSI provides a highly competitive benefits package,including: 401(k)with matching contributions Health,Dental, and Vision coverage Employer-fundedHealth Savings Account (HSA) Lifeand AD&D insurance Short-Termand Long-Term Disability coverage Businesstravel and expense reimbursement Employeereferral program with cash bonuses Employeerecognition program Tuitionand training reimbursement Who Is ISSI? ISSI is a growing management and technology consulting firmspecializing in systems and software solutions. Our team is dedicated todelivering exceptional results for both our clients and employees. Since our inception, we have focused on developinginnovative solutions that help organizations achieve their goals. We prideourselves on collaboration, technical excellence, and staying at the forefrontof emerging technologies. Equal Opportunity Employer ISSI is proud to be an Equal Opportunity Employer. Allemployment decisions—including hiring, promotion, discipline, andtermination—are based on merit and business needs. We do not discriminate onthe basis of race, color, religion, age, genetic information, or any otherprotected status under federal, state, or local law. Innovative Systems & Solutions is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran disability or genetic information or any other reason prohibited by law in employment. #J-18808-Ljbffr