| CLUSTERS | IND | ENGINEER’S SKILLS | SOURCES |
| SOCIAL JUSTICE | SC1 | Gender equality in the professional field/feminist ethics | ( Ecklund & Di, 2017 ; Zhu & Jesiek, 2017 ) |
| SC2 | Multiculturalism | ( De Campos et al., 2020a, 2020b ; Staniškis & Katiliute, 2016 ; Zhu & Jesiek, 2019 ) |
| SC3 | Awareness | ( Donaldson, 2017 ; Knobbs & Grayson, 2012 ; Maria Gil-Martin et al., 2010 ; Matturro et al., 2019 ) |
| SC4 | Morality | ( De Campos et al., 2020b ; Cheruvalath, 2019 ; Gelfand, 2016 ; Gupta, 2015 ; Maria Gil-Martin et al., 2010 ; Miñano, Uruburu, Moreno-Romero, & Pérez-López, 2017 ) |
| MANAGEMENT WITH PROFESSIONAL ETHICS | SC5 | Formal and informal rules compliance | ( Ecklund & Di, 2017 ; Hojem & Lagesen, 2011 ; Lurie & Mark, 2016 ; Maria Gil-Martin et al., 2010 ; Miñano et al., 2017 ; Ogunsanmi, 2016 ; Zhu & Jesiek, 2019 ) |
| SC6 | Professionalism | ( Abdul-Rahman et al., 2011 ; Ballesteros-Sanchez et al., 2017 ; Burnik & Košir, 2017 ; De Campos et al. 2020a, 2020b, 2020c ; Fischer et al., 2019 ; Lurie & Mark, 2016 ; Monteiro et al., 2017 ; Ogunsanmi, 2016 ; Trope & Ressler, 2016 ; Zhu & Jesiek, 2017 ) |
| SC7 | Teamwork | ( Ballesteros-Sanchez et al., 2017 ; Burnik & Košir, 2017 ; De Campos et al., 2020a, 2020b, 2020c ; Fernández-Sanz, et al., 2017 ; Fischer et al., 2019 ; Itani & Srour, 2016 ; Jafari-Marandi et al., 2019 ; Knobbs & Grayson, 2012 ; Masoud & Al Muhtaseb, 2019 ; Matturro et al., 2019 ) |
| SC8 | Leadership | ( Ballesteros-Sanchez et al., 2017 ; Burnik & Košir, 2017 ; De Campos, et al. 2020a, 2020b, 2020c ; Custovic, 2015 ; Fischer et al., 2019 ; Karmis, 2017 ; Knobbs & Grayson, 2012 ; Matturro et al., 2019 ; Monteiro et al., 2017 ; Ogunsanmi, 2016 ; Pons, 2016 ; Stovall, 2011 ) |
| SC9 | Problem solving capability | ( Ballesteros-Sanchez et al., 2017 ; Burnik & Košir, 2017 ; De Campos, Resende & Fagundes, 2020a, 2020b, 2020c ; Gopi Krishna et al., 2019 ; Jafari-Marandi et al., 2019 ; Karmis, 2017 ; Kist & Brodie, 2011 ; Knobbs & Grayson, 2012 ) |
| SC10 | Mentoring and coaching | ( Custovic, 2015 ; Fischer et al., 2019 ; Matturro et al., 2019 ; Michaud, 2016 ) |
| INTERPERSONAL SKILLS | SC11 | Empathy | ( Ballesteros-Sanchez et al., 2017 ; De Campos, et al., 2020b ; Chand, Kumar, & Mittal 2019 ; Knobbs & Grayson, 2012 ; Maria Gil-Martin et al., 2010 ; Ogunsanmi, 2016 ) |
| SC12 | Common sense | ( De Campos, et al., 2020b ; Maria Gil-Martin et al., 2010 ) |
| SC13 | Respect | ( Michaud, 2016 ; Zhu & Jesiek, 2017 ) |
| SC14 | Decision making ability | ( Bero & Kuhlman, 2011 ; Burnik & Košir, 2017 ; Itani & Srour, 2016 ; Martin-Lara et al., 2019 ; Miñano et al., 2017 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC15 | Multidisciplinarity | ( De Campos, et al., 2020b, 2020c ; Kist & Brodie, 2011 ; Krueger-Ziolek et al., 2013 ; Miñano et al., 2017 ; Monteiro et al., 2017 ; Ogunsanmi, 2016 ; Staniškis & Katiliute, 2016 ; Verbic et al., 2017 ; Vu Anh & Le Quoc, 2019 ) |
| SC16 | Flexibility | ( Ballesteros-Sanchez et al., 2017 ; De Campos et al., 2020b, 2020c ; Fernández-Sanz, et al., 2017 ; Kist & Brodie, 2011 ; Masoud & Al Muhtaseb, 2019 ; Matturro et al., 2019 ; Michaud, 2016 ) |
| SC17 | Life-long learning | ( Burnik & Košir, 2017 ; Kist & Brodie, 2011 ; Krueger-Ziolek et al., 2013 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC18 | Communication (oral or written) | ( Ballesteros-Sanchez et al., 2017 ; Burnik & Košir, 2017 ; De Campos et al., 2020a, 2020b, 2020c ; Caratozzolo et al., 2019 ; Chand et al., 2019 ; Jafari-Marandi et al., 2019 ; Ogunsanmi, 2016 ; Pons, 2016 ; Soares et al., 2013 ) |
| SC19 | Ability to give and receive criticism | ( Matturro et al., 2019 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC20 | Active listening | ( De Campos et al., 2020a, 2020b ; Sunthara valli & Vishnu Priya, 2019 ) |
| INTRAPERSONAL SKILLS | SC21 | Responsibility | ( Abdul-Rahman et al., 2011 ; De Campos et al., 2020a, 2020b, 2020c ; Custovic, 2015 ; Matturro et al., 2019 ; Michaud, 2016 ; Monteiro et al., 2017 ; Sunthara valli & Vishnu Priya, 2019b ; Verbic et al., 2017 ) |
| SC22 | Motivation | ( De Campos et al., 2020a, 2020b ; Fischer et al., 2019 ; Gopi Krishna et al., 2019 ; Maria Gil-Martin et al., 2010 ; Matturro et al., 2019 ; Ogunsanmi, 2016 ; Pinkus, Gloeckner, & Fortunato, 2015 ) |
| SC23 | Critical thinking | ( De Campos et al., 2020a, 2020b ; Caratozzolo et al., 2019 ; Monteiro et al., 2017 ; Redoli et al., 2013 ; Sunthara valli & Vishnu Priya, 2019b ; Vu Anh & Le Quoc, 2019 ) |
| SC24 | Assertiveness | ( Ecklund & Di, 2017 ; Knobbs & Grayson, 2012 ; Matturro et al., 2019 ; Ogunsanmi, 2016 ) |
| SC25 | Adaptability | ( Ballesteros-Sanchez et al., 2017 ; Chand et al., 2016 ; Gopi Krishna et al., 2019 ; Karmis, 2017 ; Michaud, 2016 ; Ogunsanmi, 2016 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC26 | Body language/presentation skills | ( Fischer et al., 2019 ; Krueger-Ziolek et al., 2013 ; Masoud & Al Muhtaseb, 2019 ; Matturro et al., 2019 ) |
| SC27 | Creativity | ( Ballesteros-Sanchez et al., 2017 ; De Campos et al., 2020a, 2020b, 2020c ; Fernández-Sanz et al., 2017 ; Fischer et al., 2019 ; Jafari-Marandi et al., 2019 ; Matturro et al., 2019 ; Monteiro et al., 2017 ) |
| SC28 | Autonomy | ( Chand et al., 2016 ; Matturro et al., 2019 ; Soares et al., 2013 ) |
| SC29 | Willingness to learn | ( Jafari-Marandi et al., 2019 ; Matturro et al., 2019 ) |
| SC30 | Multitasking capability | ( Matturro et al., 2019 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC31 | Persistence | ( Martin-Lara et al., 2019 ; Matturro et al., 2019 ) |
| SC32 | Application of knowledge in the work environment | ( Kist & Brodie, 2011 ; Matturro et al., 2019 ; Sunthara valli & Vishnu Priya, 2019 ) |
| SC33 | Emotional intelligence/ psychological balance | ( De Campos et al., 2020a, 2020b, 2020c ; Chand et al., 2016 ; Fischer et al., 2019 ; Gopi Krishna et al., 2019 ; Michaud, 2016 ) |
| SC34 | Organization | ( Fischer et al., 2019 ; Ogunsanmi, 2016 ) |
| SC35 | Self-confidence | ( Fernández-Sanz et al., 2017 ; Matturro et al., 2019 ) |
| SC36 | Initiative | ( Chand et al., 2016 ; Fernández-Sanz et al., 2017 ; Jafari-Marandi et al., 2019 ; Matturro et al., 2019 ; Soares et al., 2013 ) |